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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-16 10:09:24 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-16 10:09:24 +0300
commit500f0716b5f7fd6b0ff3d045588c7588ce2eee1d (patch)
tree05cfa2e77069af443f06bcfbf327f9aa2050eec7 /drivers
parent4eb44f69e77141992e305d9e75e021b196071cdd (diff)
parent9d3cce1e8b8561fed5f383d22a4d6949db4eadbe (diff)
downloadlinux-500f0716b5f7fd6b0ff3d045588c7588ce2eee1d.tar.xz
Merge 4.18-rc5 into usb-next
We need the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/acpi/acpica/hwsleep.c15
-rw-r--r--drivers/acpi/acpica/uterror.c6
-rw-r--r--drivers/acpi/battery.c9
-rw-r--r--drivers/acpi/nfit/core.c48
-rw-r--r--drivers/acpi/nfit/nfit.h1
-rw-r--r--drivers/acpi/pptt.c10
-rw-r--r--drivers/ata/Kconfig2
-rw-r--r--drivers/ata/ahci.c60
-rw-r--r--drivers/ata/ahci_mvebu.c2
-rw-r--r--drivers/ata/libahci.c7
-rw-r--r--drivers/ata/libata-core.c3
-rw-r--r--drivers/ata/libata-eh.c41
-rw-r--r--drivers/ata/libata-scsi.c18
-rw-r--r--drivers/ata/sata_fsl.c9
-rw-r--r--drivers/ata/sata_nv.c3
-rw-r--r--drivers/atm/iphase.c2
-rw-r--r--drivers/atm/zatm.c2
-rw-r--r--drivers/base/power/domain.c16
-rw-r--r--drivers/block/drbd/drbd_worker.c2
-rw-r--r--drivers/block/loop.c1
-rw-r--r--drivers/bus/ti-sysc.c8
-rw-r--r--drivers/char/ipmi/ipmi_si_intf.c6
-rw-r--r--drivers/char/ipmi/kcs_bmc.c31
-rw-r--r--drivers/clk/Makefile2
-rw-r--r--drivers/clk/davinci/da8xx-cfgchip.c2
-rw-r--r--drivers/clk/davinci/psc.h2
-rw-r--r--drivers/clk/sunxi-ng/Makefile39
-rw-r--r--drivers/clocksource/arm_arch_timer.c2
-rw-r--r--drivers/dax/device.c12
-rw-r--r--drivers/dma/k3dma.c2
-rw-r--r--drivers/dma/pl330.c2
-rw-r--r--drivers/dma/ti/omap-dma.c6
-rw-r--r--drivers/fpga/altera-cvp.c6
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu.h46
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c131
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c6
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c12
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/vce_v3_0.c4
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c49
-rw-r--r--drivers/gpu/drm/amd/include/atomfirmware.h5
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.c96
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.h5
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c4
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.h3
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/vega12_processpptables.c2
-rw-r--r--drivers/gpu/drm/amd/powerplay/inc/vega12/smu9_driver_if.h5
-rw-r--r--drivers/gpu/drm/bridge/sil-sii8620.c86
-rw-r--r--drivers/gpu/drm/drm_property.c6
-rw-r--r--drivers/gpu/drm/etnaviv/etnaviv_drv.c24
-rw-r--r--drivers/gpu/drm/etnaviv/etnaviv_gpu.h3
-rw-r--r--drivers/gpu/drm/etnaviv/etnaviv_sched.c24
-rw-r--r--drivers/gpu/drm/exynos/exynos5433_drm_decon.c6
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_drv.c4
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_fb.c2
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_fimc.c17
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_gem.c10
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_gsc.c51
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_ipp.c110
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_plane.c2
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_rotator.c4
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_scaler.c44
-rw-r--r--drivers/gpu/drm/exynos/regs-gsc.h1
-rw-r--r--drivers/gpu/drm/i915/gvt/display.c6
-rw-r--r--drivers/gpu/drm/i915/gvt/gtt.c58
-rw-r--r--drivers/gpu/drm/i915/gvt/gtt.h2
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c28
-rw-r--r--drivers/gpu/drm/i915/i915_vma.c2
-rw-r--r--drivers/gpu/drm/udl/udl_fb.c5
-rw-r--r--drivers/gpu/drm/udl/udl_transfer.c11
-rw-r--r--drivers/hid/hid-core.c5
-rw-r--r--drivers/hid/hid-debug.c8
-rw-r--r--drivers/hid/i2c-hid/i2c-hid.c2
-rw-r--r--drivers/hid/usbhid/hiddev.c11
-rw-r--r--drivers/hid/wacom_wac.c10
-rw-r--r--drivers/i2c/busses/i2c-cht-wc.c3
-rw-r--r--drivers/i2c/busses/i2c-stu300.c2
-rw-r--r--drivers/i2c/busses/i2c-tegra.c17
-rw-r--r--drivers/i2c/i2c-core-base.c11
-rw-r--r--drivers/infiniband/core/uverbs_cmd.c28
-rw-r--r--drivers/infiniband/hw/cxgb4/mem.c2
-rw-r--r--drivers/infiniband/hw/hfi1/rc.c2
-rw-r--r--drivers/infiniband/hw/hfi1/uc.c4
-rw-r--r--drivers/infiniband/hw/hfi1/ud.c4
-rw-r--r--drivers/infiniband/hw/hfi1/verbs_txreq.c4
-rw-r--r--drivers/infiniband/hw/hfi1/verbs_txreq.h4
-rw-r--r--drivers/infiniband/hw/mlx5/main.c2
-rw-r--r--drivers/infiniband/hw/mlx5/srq.c18
-rw-r--r--drivers/iommu/Kconfig1
-rw-r--r--drivers/iommu/intel-iommu.c62
-rw-r--r--drivers/md/md.c8
-rw-r--r--drivers/md/raid10.c7
-rw-r--r--drivers/media/rc/bpf-lirc.c14
-rw-r--r--drivers/misc/ibmasm/ibmasmfs.c27
-rw-r--r--drivers/misc/mei/interrupt.c5
-rw-r--r--drivers/misc/vmw_balloon.c4
-rw-r--r--drivers/mmc/core/slot-gpio.c2
-rw-r--r--drivers/mmc/host/dw_mmc.c7
-rw-r--r--drivers/mmc/host/renesas_sdhi_internal_dmac.c15
-rw-r--r--drivers/mmc/host/sdhci-esdhc-imx.c21
-rw-r--r--drivers/mmc/host/sunxi-mmc.c7
-rw-r--r--drivers/mtd/spi-nor/cadence-quadspi.c6
-rw-r--r--drivers/net/ethernet/atheros/alx/main.c8
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x.h1
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c6
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c6
-rw-r--r--drivers/net/ethernet/broadcom/cnic.c2
-rw-r--r--drivers/net/ethernet/cadence/macb_main.c2
-rw-r--r--drivers/net/ethernet/freescale/dpaa/dpaa_eth.c15
-rw-r--r--drivers/net/ethernet/freescale/fman/fman_port.c8
-rw-r--r--drivers/net/ethernet/huawei/hinic/hinic_rx.c1
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_txrx.c24
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_main.c24
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/cmd.c8
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c12
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_rep.c8
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch.c12
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c4
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fs_core.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fw.c5
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c9
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/port.c4
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/sriov.c7
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/vport.c2
-rw-r--r--drivers/net/ethernet/netronome/nfp/bpf/main.c9
-rw-r--r--drivers/net/ethernet/netronome/nfp/flower/match.c14
-rw-r--r--drivers/net/ethernet/netronome/nfp/flower/offload.c11
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_main.c6
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nffw.c2
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_dcbx.c8
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_dev.c2
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_main.c8
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_sriov.c19
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede_ptp.c10
-rw-r--r--drivers/net/ethernet/sfc/farch.c1
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c12
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/hwif.h3
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c2
-rw-r--r--drivers/net/geneve.c2
-rw-r--r--drivers/net/hyperv/hyperv_net.h2
-rw-r--r--drivers/net/hyperv/netvsc.c37
-rw-r--r--drivers/net/hyperv/netvsc_drv.c17
-rw-r--r--drivers/net/hyperv/rndis_filter.c61
-rw-r--r--drivers/net/ipvlan/ipvlan_main.c36
-rw-r--r--drivers/net/phy/dp83tc811.c2
-rw-r--r--drivers/net/usb/lan78xx.c37
-rw-r--r--drivers/net/usb/r8152.c3
-rw-r--r--drivers/net/virtio_net.c30
-rw-r--r--drivers/net/vxlan.c4
-rw-r--r--drivers/nvdimm/claim.c1
-rw-r--r--drivers/nvmem/core.c4
-rw-r--r--drivers/pci/controller/dwc/Kconfig1
-rw-r--r--drivers/pci/controller/pci-ftpci100.c2
-rw-r--r--drivers/pci/controller/pcie-rcar.c16
-rw-r--r--drivers/pci/controller/pcie-xilinx-nwl.c2
-rw-r--r--drivers/pci/controller/pcie-xilinx.c1
-rw-r--r--drivers/pci/endpoint/pci-epf-core.c4
-rw-r--r--drivers/pci/iov.c16
-rw-r--r--drivers/pci/pci-acpi.c12
-rw-r--r--drivers/pci/pci-driver.c1
-rw-r--r--drivers/pci/pci.h4
-rw-r--r--drivers/rtc/interface.c8
-rw-r--r--drivers/rtc/rtc-mrst.c4
-rw-r--r--drivers/s390/block/dasd.c13
-rw-r--r--drivers/s390/block/dasd_int.h8
-rw-r--r--drivers/s390/net/qeth_core.h13
-rw-r--r--drivers/s390/net/qeth_core_main.c47
-rw-r--r--drivers/s390/net/qeth_l2_main.c24
-rw-r--r--drivers/s390/net/qeth_l3_main.c3
-rw-r--r--drivers/scsi/aacraid/aachba.c15
-rw-r--r--drivers/scsi/sg.c42
-rw-r--r--drivers/staging/rtl8723bs/core/rtw_ap.c2
-rw-r--r--drivers/staging/rtlwifi/rtl8822be/hw.c2
-rw-r--r--drivers/staging/rtlwifi/wifi.h1
-rw-r--r--drivers/target/target_core_pr.c15
-rw-r--r--drivers/thunderbolt/domain.c4
-rw-r--r--drivers/uio/uio.c139
-rw-r--r--drivers/usb/core/quirks.c4
-rw-r--r--drivers/usb/gadget/udc/aspeed-vhub/Kconfig1
-rw-r--r--drivers/usb/host/xhci-dbgcap.c12
-rw-r--r--drivers/usb/host/xhci-mem.c2
-rw-r--r--drivers/usb/misc/yurex.c23
-rw-r--r--drivers/usb/serial/ch341.c2
-rw-r--r--drivers/usb/serial/cp210x.c1
-rw-r--r--drivers/usb/serial/keyspan_pda.c4
-rw-r--r--drivers/usb/serial/mos7840.c3
-rw-r--r--drivers/usb/typec/tcpm.c5
-rw-r--r--drivers/vfio/pci/Kconfig12
-rw-r--r--drivers/vfio/vfio_iommu_type1.c16
190 files changed, 1754 insertions, 822 deletions
diff --git a/drivers/acpi/acpica/hwsleep.c b/drivers/acpi/acpica/hwsleep.c
index fc0c2e2328cd..fe9d46d81750 100644
--- a/drivers/acpi/acpica/hwsleep.c
+++ b/drivers/acpi/acpica/hwsleep.c
@@ -51,16 +51,23 @@ acpi_status acpi_hw_legacy_sleep(u8 sleep_state)
return_ACPI_STATUS(status);
}
- /*
- * 1) Disable all GPEs
- * 2) Enable all wakeup GPEs
- */
+ /* Disable all GPEs */
status = acpi_hw_disable_all_gpes();
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
+ /*
+ * If the target sleep state is S5, clear all GPEs and fixed events too
+ */
+ if (sleep_state == ACPI_STATE_S5) {
+ status = acpi_hw_clear_acpi_status();
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
+ }
+ }
acpi_gbl_system_awake_and_running = FALSE;
+ /* Enable all wakeup GPEs */
status = acpi_hw_enable_all_wakeup_gpes();
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
diff --git a/drivers/acpi/acpica/uterror.c b/drivers/acpi/acpica/uterror.c
index 5a64ddaed8a3..e47430272692 100644
--- a/drivers/acpi/acpica/uterror.c
+++ b/drivers/acpi/acpica/uterror.c
@@ -182,19 +182,19 @@ acpi_ut_prefixed_namespace_error(const char *module_name,
switch (lookup_status) {
case AE_ALREADY_EXISTS:
- acpi_os_printf("\n" ACPI_MSG_BIOS_ERROR);
+ acpi_os_printf(ACPI_MSG_BIOS_ERROR);
message = "Failure creating";
break;
case AE_NOT_FOUND:
- acpi_os_printf("\n" ACPI_MSG_BIOS_ERROR);
+ acpi_os_printf(ACPI_MSG_BIOS_ERROR);
message = "Could not resolve";
break;
default:
- acpi_os_printf("\n" ACPI_MSG_ERROR);
+ acpi_os_printf(ACPI_MSG_ERROR);
message = "Failure resolving";
break;
}
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index b0113a5802a3..d79ad844c78f 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -717,10 +717,11 @@ void battery_hook_register(struct acpi_battery_hook *hook)
*/
pr_err("extension failed to load: %s", hook->name);
__battery_hook_unregister(hook, 0);
- return;
+ goto end;
}
}
pr_info("new extension: %s\n", hook->name);
+end:
mutex_unlock(&hook_mutex);
}
EXPORT_SYMBOL_GPL(battery_hook_register);
@@ -732,7 +733,7 @@ EXPORT_SYMBOL_GPL(battery_hook_register);
*/
static void battery_hook_add_battery(struct acpi_battery *battery)
{
- struct acpi_battery_hook *hook_node;
+ struct acpi_battery_hook *hook_node, *tmp;
mutex_lock(&hook_mutex);
INIT_LIST_HEAD(&battery->list);
@@ -744,15 +745,15 @@ static void battery_hook_add_battery(struct acpi_battery *battery)
* when a battery gets hotplugged or initialized
* during the battery module initialization.
*/
- list_for_each_entry(hook_node, &battery_hook_list, list) {
+ list_for_each_entry_safe(hook_node, tmp, &battery_hook_list, list) {
if (hook_node->add_battery(battery->bat)) {
/*
* The notification of the extensions has failed, to
* prevent further errors we will unload the extension.
*/
- __battery_hook_unregister(hook_node, 0);
pr_err("error in extension, unloading: %s",
hook_node->name);
+ __battery_hook_unregister(hook_node, 0);
}
}
mutex_unlock(&hook_mutex);
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index d15814e1727f..7c479002e798 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -408,6 +408,8 @@ int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm,
const guid_t *guid;
int rc, i;
+ if (cmd_rc)
+ *cmd_rc = -EINVAL;
func = cmd;
if (cmd == ND_CMD_CALL) {
call_pkg = buf;
@@ -518,6 +520,8 @@ int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm,
* If we return an error (like elsewhere) then caller wouldn't
* be able to rely upon data returned to make calculation.
*/
+ if (cmd_rc)
+ *cmd_rc = 0;
return 0;
}
@@ -1273,7 +1277,7 @@ static ssize_t scrub_show(struct device *dev,
mutex_lock(&acpi_desc->init_mutex);
rc = sprintf(buf, "%d%s", acpi_desc->scrub_count,
- work_busy(&acpi_desc->dwork.work)
+ acpi_desc->scrub_busy
&& !acpi_desc->cancel ? "+\n" : "\n");
mutex_unlock(&acpi_desc->init_mutex);
}
@@ -2939,6 +2943,32 @@ static unsigned int __acpi_nfit_scrub(struct acpi_nfit_desc *acpi_desc,
return 0;
}
+static void __sched_ars(struct acpi_nfit_desc *acpi_desc, unsigned int tmo)
+{
+ lockdep_assert_held(&acpi_desc->init_mutex);
+
+ acpi_desc->scrub_busy = 1;
+ /* note this should only be set from within the workqueue */
+ if (tmo)
+ acpi_desc->scrub_tmo = tmo;
+ queue_delayed_work(nfit_wq, &acpi_desc->dwork, tmo * HZ);
+}
+
+static void sched_ars(struct acpi_nfit_desc *acpi_desc)
+{
+ __sched_ars(acpi_desc, 0);
+}
+
+static void notify_ars_done(struct acpi_nfit_desc *acpi_desc)
+{
+ lockdep_assert_held(&acpi_desc->init_mutex);
+
+ acpi_desc->scrub_busy = 0;
+ acpi_desc->scrub_count++;
+ if (acpi_desc->scrub_count_state)
+ sysfs_notify_dirent(acpi_desc->scrub_count_state);
+}
+
static void acpi_nfit_scrub(struct work_struct *work)
{
struct acpi_nfit_desc *acpi_desc;
@@ -2949,14 +2979,10 @@ static void acpi_nfit_scrub(struct work_struct *work)
mutex_lock(&acpi_desc->init_mutex);
query_rc = acpi_nfit_query_poison(acpi_desc);
tmo = __acpi_nfit_scrub(acpi_desc, query_rc);
- if (tmo) {
- queue_delayed_work(nfit_wq, &acpi_desc->dwork, tmo * HZ);
- acpi_desc->scrub_tmo = tmo;
- } else {
- acpi_desc->scrub_count++;
- if (acpi_desc->scrub_count_state)
- sysfs_notify_dirent(acpi_desc->scrub_count_state);
- }
+ if (tmo)
+ __sched_ars(acpi_desc, tmo);
+ else
+ notify_ars_done(acpi_desc);
memset(acpi_desc->ars_status, 0, acpi_desc->max_ars);
mutex_unlock(&acpi_desc->init_mutex);
}
@@ -3037,7 +3063,7 @@ static int acpi_nfit_register_regions(struct acpi_nfit_desc *acpi_desc)
break;
}
- queue_delayed_work(nfit_wq, &acpi_desc->dwork, 0);
+ sched_ars(acpi_desc);
return 0;
}
@@ -3239,7 +3265,7 @@ int acpi_nfit_ars_rescan(struct acpi_nfit_desc *acpi_desc, unsigned long flags)
}
}
if (scheduled) {
- queue_delayed_work(nfit_wq, &acpi_desc->dwork, 0);
+ sched_ars(acpi_desc);
dev_dbg(dev, "ars_scan triggered\n");
}
mutex_unlock(&acpi_desc->init_mutex);
diff --git a/drivers/acpi/nfit/nfit.h b/drivers/acpi/nfit/nfit.h
index 7d15856a739f..a97ff42fe311 100644
--- a/drivers/acpi/nfit/nfit.h
+++ b/drivers/acpi/nfit/nfit.h
@@ -203,6 +203,7 @@ struct acpi_nfit_desc {
unsigned int max_ars;
unsigned int scrub_count;
unsigned int scrub_mode;
+ unsigned int scrub_busy:1;
unsigned int cancel:1;
unsigned long dimm_cmd_force_en;
unsigned long bus_cmd_force_en;
diff --git a/drivers/acpi/pptt.c b/drivers/acpi/pptt.c
index e5ea1974d1e3..d1e26cb599bf 100644
--- a/drivers/acpi/pptt.c
+++ b/drivers/acpi/pptt.c
@@ -481,8 +481,14 @@ static int topology_get_acpi_cpu_tag(struct acpi_table_header *table,
if (cpu_node) {
cpu_node = acpi_find_processor_package_id(table, cpu_node,
level, flag);
- /* Only the first level has a guaranteed id */
- if (level == 0)
+ /*
+ * As per specification if the processor structure represents
+ * an actual processor, then ACPI processor ID must be valid.
+ * For processor containers ACPI_PPTT_ACPI_PROCESSOR_ID_VALID
+ * should be set if the UID is valid
+ */
+ if (level == 0 ||
+ cpu_node->flags & ACPI_PPTT_ACPI_PROCESSOR_ID_VALID)
return cpu_node->acpi_processor_id;
return ACPI_PTR_DIFF(cpu_node, table);
}
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index 2b16e7c8fff3..39b181d6bd0d 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -398,7 +398,6 @@ config SATA_DWC_VDEBUG
config SATA_HIGHBANK
tristate "Calxeda Highbank SATA support"
- depends on HAS_DMA
depends on ARCH_HIGHBANK || COMPILE_TEST
help
This option enables support for the Calxeda Highbank SoC's
@@ -408,7 +407,6 @@ config SATA_HIGHBANK
config SATA_MV
tristate "Marvell SATA support"
- depends on HAS_DMA
depends on PCI || ARCH_DOVE || ARCH_MV78XX0 || \
ARCH_MVEBU || ARCH_ORION5X || COMPILE_TEST
select GENERIC_PHY
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 738fb22978dd..b2b9eba1d214 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -400,6 +400,7 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(INTEL, 0x0f23), board_ahci_mobile }, /* Bay Trail AHCI */
{ PCI_VDEVICE(INTEL, 0x22a3), board_ahci_mobile }, /* Cherry Tr. AHCI */
{ PCI_VDEVICE(INTEL, 0x5ae3), board_ahci_mobile }, /* ApolloLake AHCI */
+ { PCI_VDEVICE(INTEL, 0x34d3), board_ahci_mobile }, /* Ice Lake LP AHCI */
/* JMicron 360/1/3/5/6, match class to avoid IDE function */
{ PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
@@ -1280,6 +1281,59 @@ static bool ahci_broken_suspend(struct pci_dev *pdev)
return strcmp(buf, dmi->driver_data) < 0;
}
+static bool ahci_broken_lpm(struct pci_dev *pdev)
+{
+ static const struct dmi_system_id sysids[] = {
+ /* Various Lenovo 50 series have LPM issues with older BIOSen */
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X250"),
+ },
+ .driver_data = "20180406", /* 1.31 */
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L450"),
+ },
+ .driver_data = "20180420", /* 1.28 */
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T450s"),
+ },
+ .driver_data = "20180315", /* 1.33 */
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad W541"),
+ },
+ /*
+ * Note date based on release notes, 2.35 has been
+ * reported to be good, but I've been unable to get
+ * a hold of the reporter to get the DMI BIOS date.
+ * TODO: fix this.
+ */
+ .driver_data = "20180310", /* 2.35 */
+ },
+ { } /* terminate list */
+ };
+ const struct dmi_system_id *dmi = dmi_first_match(sysids);
+ int year, month, date;
+ char buf[9];
+
+ if (!dmi)
+ return false;
+
+ dmi_get_date(DMI_BIOS_DATE, &year, &month, &date);
+ snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date);
+
+ return strcmp(buf, dmi->driver_data) < 0;
+}
+
static bool ahci_broken_online(struct pci_dev *pdev)
{
#define ENCODE_BUSDEVFN(bus, slot, func) \
@@ -1694,6 +1748,12 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
"quirky BIOS, skipping spindown on poweroff\n");
}
+ if (ahci_broken_lpm(pdev)) {
+ pi.flags |= ATA_FLAG_NO_LPM;
+ dev_warn(&pdev->dev,
+ "BIOS update required for Link Power Management support\n");
+ }
+
if (ahci_broken_suspend(pdev)) {
hpriv->flags |= AHCI_HFLAG_NO_SUSPEND;
dev_warn(&pdev->dev,
diff --git a/drivers/ata/ahci_mvebu.c b/drivers/ata/ahci_mvebu.c
index 0045dacd814b..72d90b4c3aae 100644
--- a/drivers/ata/ahci_mvebu.c
+++ b/drivers/ata/ahci_mvebu.c
@@ -82,7 +82,7 @@ static void ahci_mvebu_regret_option(struct ahci_host_priv *hpriv)
*
* Return: 0 on success; Error code otherwise.
*/
-int ahci_mvebu_stop_engine(struct ata_port *ap)
+static int ahci_mvebu_stop_engine(struct ata_port *ap)
{
void __iomem *port_mmio = ahci_port_base(ap);
u32 tmp, port_fbs;
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index 965842a08743..09620c2ffa0f 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -35,6 +35,7 @@
#include <linux/kernel.h>
#include <linux/gfp.h>
#include <linux/module.h>
+#include <linux/nospec.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
@@ -1146,10 +1147,12 @@ static ssize_t ahci_led_store(struct ata_port *ap, const char *buf,
/* get the slot number from the message */
pmp = (state & EM_MSG_LED_PMP_SLOT) >> 8;
- if (pmp < EM_MAX_SLOTS)
+ if (pmp < EM_MAX_SLOTS) {
+ pmp = array_index_nospec(pmp, EM_MAX_SLOTS);
emp = &pp->em_priv[pmp];
- else
+ } else {
return -EINVAL;
+ }
/* mask off the activity bits if we are in sw_activity
* mode, user should turn off sw_activity before setting
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 27d15ed7fa3d..cc71c63df381 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2493,6 +2493,9 @@ int ata_dev_configure(struct ata_device *dev)
(id[ATA_ID_SATA_CAPABILITY] & 0xe) == 0x2)
dev->horkage |= ATA_HORKAGE_NOLPM;
+ if (ap->flags & ATA_FLAG_NO_LPM)
+ dev->horkage |= ATA_HORKAGE_NOLPM;
+
if (dev->horkage & ATA_HORKAGE_NOLPM) {
ata_dev_warn(dev, "LPM support broken, forcing max_power\n");
dev->link->ap->target_lpm_policy = ATA_LPM_MAX_POWER;
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index d5412145d76d..01306c018398 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -614,8 +614,7 @@ void ata_scsi_cmd_error_handler(struct Scsi_Host *host, struct ata_port *ap,
list_for_each_entry_safe(scmd, tmp, eh_work_q, eh_entry) {
struct ata_queued_cmd *qc;
- for (i = 0; i < ATA_MAX_QUEUE; i++) {
- qc = __ata_qc_from_tag(ap, i);
+ ata_qc_for_each_raw(ap, qc, i) {
if (qc->flags & ATA_QCFLAG_ACTIVE &&
qc->scsicmd == scmd)
break;
@@ -818,14 +817,13 @@ EXPORT_SYMBOL_GPL(ata_port_wait_eh);
static int ata_eh_nr_in_flight(struct ata_port *ap)
{
+ struct ata_queued_cmd *qc;
unsigned int tag;
int nr = 0;
/* count only non-internal commands */
- for (tag = 0; tag < ATA_MAX_QUEUE; tag++) {
- if (ata_tag_internal(tag))
- continue;
- if (ata_qc_from_tag(ap, tag))
+ ata_qc_for_each(ap, qc, tag) {
+ if (qc)
nr++;
}
@@ -847,13 +845,13 @@ void ata_eh_fastdrain_timerfn(struct timer_list *t)
goto out_unlock;
if (cnt == ap->fastdrain_cnt) {
+ struct ata_queued_cmd *qc;
unsigned int tag;
/* No progress during the last interval, tag all
* in-flight qcs as timed out and freeze the port.
*/
- for (tag = 0; tag < ATA_MAX_QUEUE; tag++) {
- struct ata_queued_cmd *qc = ata_qc_from_tag(ap, tag);
+ ata_qc_for_each(ap, qc, tag) {
if (qc)
qc->err_mask |= AC_ERR_TIMEOUT;
}
@@ -999,6 +997,7 @@ void ata_port_schedule_eh(struct ata_port *ap)
static int ata_do_link_abort(struct ata_port *ap, struct ata_link *link)
{
+ struct ata_queued_cmd *qc;
int tag, nr_aborted = 0;
WARN_ON(!ap->ops->error_handler);
@@ -1007,9 +1006,7 @@ static int ata_do_link_abort(struct ata_port *ap, struct ata_link *link)
ata_eh_set_pending(ap, 0);
/* include internal tag in iteration */
- for (tag = 0; tag <= ATA_MAX_QUEUE; tag++) {
- struct ata_queued_cmd *qc = ata_qc_from_tag(ap, tag);
-
+ ata_qc_for_each_with_internal(ap, qc, tag) {
if (qc && (!link || qc->dev->link == link)) {
qc->flags |= ATA_QCFLAG_FAILED;
ata_qc_complete(qc);
@@ -1712,9 +1709,7 @@ void ata_eh_analyze_ncq_error(struct ata_link *link)
return;
/* has LLDD analyzed already? */
- for (tag = 0; tag < ATA_MAX_QUEUE; tag++) {
- qc = __ata_qc_from_tag(ap, tag);
-
+ ata_qc_for_each_raw(ap, qc, tag) {
if (!(qc->flags & ATA_QCFLAG_FAILED))
continue;
@@ -2136,6 +2131,7 @@ static void ata_eh_link_autopsy(struct ata_link *link)
{
struct ata_port *ap = link->ap;
struct ata_eh_context *ehc = &link->eh_context;
+ struct ata_queued_cmd *qc;
struct ata_device *dev;
unsigned int all_err_mask = 0, eflags = 0;
int tag, nr_failed = 0, nr_quiet = 0;
@@ -2168,9 +2164,7 @@ static void ata_eh_link_autopsy(struct ata_link *link)
all_err_mask |= ehc->i.err_mask;
- for (tag = 0; tag < ATA_MAX_QUEUE; tag++) {
- struct ata_queued_cmd *qc = __ata_qc_from_tag(ap, tag);
-
+ ata_qc_for_each_raw(ap, qc, tag) {
if (!(qc->flags & ATA_QCFLAG_FAILED) ||
ata_dev_phys_link(qc->dev) != link)
continue;
@@ -2436,6 +2430,7 @@ static void ata_eh_link_report(struct ata_link *link)
{
struct ata_port *ap = link->ap;
struct ata_eh_context *ehc = &link->eh_context;
+ struct ata_queued_cmd *qc;
const char *frozen, *desc;
char tries_buf[6] = "";
int tag, nr_failed = 0;
@@ -2447,9 +2442,7 @@ static void ata_eh_link_report(struct ata_link *link)
if (ehc->i.desc[0] != '\0')
desc = ehc->i.desc;
- for (tag = 0; tag < ATA_MAX_QUEUE; tag++) {
- struct ata_queued_cmd *qc = __ata_qc_from_tag(ap, tag);
-
+ ata_qc_for_each_raw(ap, qc, tag) {
if (!(qc->flags & ATA_QCFLAG_FAILED) ||
ata_dev_phys_link(qc->dev) != link ||
((qc->flags & ATA_QCFLAG_QUIET) &&
@@ -2511,8 +2504,7 @@ static void ata_eh_link_report(struct ata_link *link)
ehc->i.serror & SERR_DEV_XCHG ? "DevExch " : "");
#endif
- for (tag = 0; tag < ATA_MAX_QUEUE; tag++) {
- struct ata_queued_cmd *qc = __ata_qc_from_tag(ap, tag);
+ ata_qc_for_each_raw(ap, qc, tag) {
struct ata_taskfile *cmd = &qc->tf, *res = &qc->result_tf;
char data_buf[20] = "";
char cdb_buf[70] = "";
@@ -3992,12 +3984,11 @@ int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
*/
void ata_eh_finish(struct ata_port *ap)
{
+ struct ata_queued_cmd *qc;
int tag;
/* retry or finish qcs */
- for (tag = 0; tag < ATA_MAX_QUEUE; tag++) {
- struct ata_queued_cmd *qc = __ata_qc_from_tag(ap, tag);
-
+ ata_qc_for_each_raw(ap, qc, tag) {
if (!(qc->flags & ATA_QCFLAG_FAILED))
continue;
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 6a91d04351d9..aad1b01447de 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -3805,10 +3805,20 @@ static unsigned int ata_scsi_zbc_out_xlat(struct ata_queued_cmd *qc)
*/
goto invalid_param_len;
}
- if (block > dev->n_sectors)
- goto out_of_range;
all = cdb[14] & 0x1;
+ if (all) {
+ /*
+ * Ignore the block address (zone ID) as defined by ZBC.
+ */
+ block = 0;
+ } else if (block >= dev->n_sectors) {
+ /*
+ * Block must be a valid zone ID (a zone start LBA).
+ */
+ fp = 2;
+ goto invalid_fld;
+ }
if (ata_ncq_enabled(qc->dev) &&
ata_fpdma_zac_mgmt_out_supported(qc->dev)) {
@@ -3837,10 +3847,6 @@ static unsigned int ata_scsi_zbc_out_xlat(struct ata_queued_cmd *qc)
invalid_fld:
ata_scsi_set_invalid_field(qc->dev, scmd, fp, 0xff);
return 1;
- out_of_range:
- /* "Logical Block Address out of range" */
- ata_scsi_set_sense(qc->dev, scmd, ILLEGAL_REQUEST, 0x21, 0x00);
- return 1;
invalid_param_len:
/* "Parameter list length error" */
ata_scsi_set_sense(qc->dev, scmd, ILLEGAL_REQUEST, 0x1a, 0x0);
diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c
index b8d9cfc60374..4dc528bf8e85 100644
--- a/drivers/ata/sata_fsl.c
+++ b/drivers/ata/sata_fsl.c
@@ -395,12 +395,6 @@ static inline unsigned int sata_fsl_tag(unsigned int tag,
{
/* We let libATA core do actual (queue) tag allocation */
- /* all non NCQ/queued commands should have tag#0 */
- if (ata_tag_internal(tag)) {
- DPRINTK("mapping internal cmds to tag#0\n");
- return 0;
- }
-
if (unlikely(tag >= SATA_FSL_QUEUE_DEPTH)) {
DPRINTK("tag %d invalid : out of range\n", tag);
return 0;
@@ -1229,8 +1223,7 @@ static void sata_fsl_host_intr(struct ata_port *ap)
/* Workaround for data length mismatch errata */
if (unlikely(hstatus & INT_ON_DATA_LENGTH_MISMATCH)) {
- for (tag = 0; tag < ATA_MAX_QUEUE; tag++) {
- qc = ata_qc_from_tag(ap, tag);
+ ata_qc_for_each_with_internal(ap, qc, tag) {
if (qc && ata_is_atapi(qc->tf.protocol)) {
u32 hcontrol;
/* Set HControl[27] to clear error registers */
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index 10ae11aa1926..72c9b922a77b 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -675,7 +675,6 @@ static int nv_adma_slave_config(struct scsi_device *sdev)
struct ata_port *ap = ata_shost_to_port(sdev->host);
struct nv_adma_port_priv *pp = ap->private_data;
struct nv_adma_port_priv *port0, *port1;
- struct scsi_device *sdev0, *sdev1;
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
unsigned long segment_boundary, flags;
unsigned short sg_tablesize;
@@ -736,8 +735,6 @@ static int nv_adma_slave_config(struct scsi_device *sdev)
port0 = ap->host->ports[0]->private_data;
port1 = ap->host->ports[1]->private_data;
- sdev0 = ap->host->ports[0]->link.device[0].sdev;
- sdev1 = ap->host->ports[1]->link.device[0].sdev;
if ((port0->flags & NV_ADMA_ATAPI_SETUP_COMPLETE) ||
(port1->flags & NV_ADMA_ATAPI_SETUP_COMPLETE)) {
/*
diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c
index ff81a576347e..82532c299bb5 100644
--- a/drivers/atm/iphase.c
+++ b/drivers/atm/iphase.c
@@ -1618,7 +1618,7 @@ static int rx_init(struct atm_dev *dev)
skb_queue_head_init(&iadev->rx_dma_q);
iadev->rx_free_desc_qhead = NULL;
- iadev->rx_open = kcalloc(4, iadev->num_vc, GFP_KERNEL);
+ iadev->rx_open = kcalloc(iadev->num_vc, sizeof(void *), GFP_KERNEL);
if (!iadev->rx_open) {
printk(KERN_ERR DEV_LABEL "itf %d couldn't get free page\n",
dev->number);
diff --git a/drivers/atm/zatm.c b/drivers/atm/zatm.c
index a8d2eb0ceb8d..2c288d1f42bb 100644
--- a/drivers/atm/zatm.c
+++ b/drivers/atm/zatm.c
@@ -1483,6 +1483,8 @@ static int zatm_ioctl(struct atm_dev *dev,unsigned int cmd,void __user *arg)
return -EFAULT;
if (pool < 0 || pool > ZATM_LAST_POOL)
return -EINVAL;
+ pool = array_index_nospec(pool,
+ ZATM_LAST_POOL + 1);
if (copy_from_user(&info,
&((struct zatm_pool_req __user *) arg)->info,
sizeof(info))) return -EFAULT;
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index c298de8a8308..9e8484189034 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -2235,7 +2235,7 @@ static void genpd_dev_pm_sync(struct device *dev)
}
static int __genpd_dev_pm_attach(struct device *dev, struct device_node *np,
- unsigned int index)
+ unsigned int index, bool power_on)
{
struct of_phandle_args pd_args;
struct generic_pm_domain *pd;
@@ -2271,9 +2271,11 @@ static int __genpd_dev_pm_attach(struct device *dev, struct device_node *np,
dev->pm_domain->detach = genpd_dev_pm_detach;
dev->pm_domain->sync = genpd_dev_pm_sync;
- genpd_lock(pd);
- ret = genpd_power_on(pd, 0);
- genpd_unlock(pd);
+ if (power_on) {
+ genpd_lock(pd);
+ ret = genpd_power_on(pd, 0);
+ genpd_unlock(pd);
+ }
if (ret)
genpd_remove_device(pd, dev);
@@ -2307,7 +2309,7 @@ int genpd_dev_pm_attach(struct device *dev)
"#power-domain-cells") != 1)
return 0;
- return __genpd_dev_pm_attach(dev, dev->of_node, 0);
+ return __genpd_dev_pm_attach(dev, dev->of_node, 0, true);
}
EXPORT_SYMBOL_GPL(genpd_dev_pm_attach);
@@ -2359,14 +2361,14 @@ struct device *genpd_dev_pm_attach_by_id(struct device *dev,
}
/* Try to attach the device to the PM domain at the specified index. */
- ret = __genpd_dev_pm_attach(genpd_dev, dev->of_node, index);
+ ret = __genpd_dev_pm_attach(genpd_dev, dev->of_node, index, false);
if (ret < 1) {
device_unregister(genpd_dev);
return ret ? ERR_PTR(ret) : NULL;
}
- pm_runtime_set_active(genpd_dev);
pm_runtime_enable(genpd_dev);
+ genpd_queue_power_off_work(dev_to_genpd(genpd_dev));
return genpd_dev;
}
diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c
index 1476cb3439f4..5e793dd7adfb 100644
--- a/drivers/block/drbd/drbd_worker.c
+++ b/drivers/block/drbd/drbd_worker.c
@@ -282,8 +282,8 @@ void drbd_request_endio(struct bio *bio)
what = COMPLETED_OK;
}
- bio_put(req->private_bio);
req->private_bio = ERR_PTR(blk_status_to_errno(bio->bi_status));
+ bio_put(bio);
/* not req_mod(), we need irqsave here! */
spin_lock_irqsave(&device->resource->req_lock, flags);
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index d6b6f434fd4b..4cb1d1be3cfb 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1613,6 +1613,7 @@ static int lo_compat_ioctl(struct block_device *bdev, fmode_t mode,
arg = (unsigned long) compat_ptr(arg);
case LOOP_SET_FD:
case LOOP_CHANGE_FD:
+ case LOOP_SET_BLOCK_SIZE:
err = lo_ioctl(bdev, mode, cmd, arg);
break;
default:
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
index 1cc29629d238..80d60f43db56 100644
--- a/drivers/bus/ti-sysc.c
+++ b/drivers/bus/ti-sysc.c
@@ -169,9 +169,9 @@ static int sysc_get_clocks(struct sysc *ddata)
const char *name;
int nr_fck = 0, nr_ick = 0, i, error = 0;
- ddata->clock_roles = devm_kzalloc(ddata->dev,
- sizeof(*ddata->clock_roles) *
+ ddata->clock_roles = devm_kcalloc(ddata->dev,
SYSC_MAX_CLOCKS,
+ sizeof(*ddata->clock_roles),
GFP_KERNEL);
if (!ddata->clock_roles)
return -ENOMEM;
@@ -200,8 +200,8 @@ static int sysc_get_clocks(struct sysc *ddata)
return -EINVAL;
}
- ddata->clocks = devm_kzalloc(ddata->dev,
- sizeof(*ddata->clocks) * ddata->nr_clocks,
+ ddata->clocks = devm_kcalloc(ddata->dev,
+ ddata->nr_clocks, sizeof(*ddata->clocks),
GFP_KERNEL);
if (!ddata->clocks)
return -ENOMEM;
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index ad353be871bf..90ec010bffbd 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -2088,8 +2088,10 @@ static int try_smi_init(struct smi_info *new_smi)
return 0;
out_err:
- ipmi_unregister_smi(new_smi->intf);
- new_smi->intf = NULL;
+ if (new_smi->intf) {
+ ipmi_unregister_smi(new_smi->intf);
+ new_smi->intf = NULL;
+ }
kfree(init_name);
diff --git a/drivers/char/ipmi/kcs_bmc.c b/drivers/char/ipmi/kcs_bmc.c
index fbfc05e3f3d1..bb882ab161fe 100644
--- a/drivers/char/ipmi/kcs_bmc.c
+++ b/drivers/char/ipmi/kcs_bmc.c
@@ -210,34 +210,23 @@ static void kcs_bmc_handle_cmd(struct kcs_bmc *kcs_bmc)
int kcs_bmc_handle_event(struct kcs_bmc *kcs_bmc)
{
unsigned long flags;
- int ret = 0;
+ int ret = -ENODATA;
u8 status;
spin_lock_irqsave(&kcs_bmc->lock, flags);
- if (!kcs_bmc->running) {
- kcs_force_abort(kcs_bmc);
- ret = -ENODEV;
- goto out_unlock;
- }
-
- status = read_status(kcs_bmc) & (KCS_STATUS_IBF | KCS_STATUS_CMD_DAT);
-
- switch (status) {
- case KCS_STATUS_IBF | KCS_STATUS_CMD_DAT:
- kcs_bmc_handle_cmd(kcs_bmc);
- break;
-
- case KCS_STATUS_IBF:
- kcs_bmc_handle_data(kcs_bmc);
- break;
+ status = read_status(kcs_bmc);
+ if (status & KCS_STATUS_IBF) {
+ if (!kcs_bmc->running)
+ kcs_force_abort(kcs_bmc);
+ else if (status & KCS_STATUS_CMD_DAT)
+ kcs_bmc_handle_cmd(kcs_bmc);
+ else
+ kcs_bmc_handle_data(kcs_bmc);
- default:
- ret = -ENODATA;
- break;
+ ret = 0;
}
-out_unlock:
spin_unlock_irqrestore(&kcs_bmc->lock, flags);
return ret;
diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
index ae40cbe770f0..0bb25dd009d1 100644
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -96,7 +96,7 @@ obj-$(CONFIG_ARCH_SPRD) += sprd/
obj-$(CONFIG_ARCH_STI) += st/
obj-$(CONFIG_ARCH_STRATIX10) += socfpga/
obj-$(CONFIG_ARCH_SUNXI) += sunxi/
-obj-$(CONFIG_ARCH_SUNXI) += sunxi-ng/
+obj-$(CONFIG_SUNXI_CCU) += sunxi-ng/
obj-$(CONFIG_ARCH_TEGRA) += tegra/
obj-y += ti/
obj-$(CONFIG_CLK_UNIPHIER) += uniphier/
diff --git a/drivers/clk/davinci/da8xx-cfgchip.c b/drivers/clk/davinci/da8xx-cfgchip.c
index aae62a5b8734..d1bbee19ed0f 100644
--- a/drivers/clk/davinci/da8xx-cfgchip.c
+++ b/drivers/clk/davinci/da8xx-cfgchip.c
@@ -672,7 +672,7 @@ static int of_da8xx_usb_phy_clk_init(struct device *dev, struct regmap *regmap)
usb1 = da8xx_cfgchip_register_usb1_clk48(dev, regmap);
if (IS_ERR(usb1)) {
- if (PTR_ERR(usb0) == -EPROBE_DEFER)
+ if (PTR_ERR(usb1) == -EPROBE_DEFER)
return -EPROBE_DEFER;
dev_warn(dev, "Failed to register usb1_clk48 (%ld)\n",
diff --git a/drivers/clk/davinci/psc.h b/drivers/clk/davinci/psc.h
index 6a42529d31a9..cc5614567a70 100644
--- a/drivers/clk/davinci/psc.h
+++ b/drivers/clk/davinci/psc.h
@@ -107,7 +107,7 @@ extern const struct davinci_psc_init_data of_da850_psc1_init_data;
#ifdef CONFIG_ARCH_DAVINCI_DM355
extern const struct davinci_psc_init_data dm355_psc_init_data;
#endif
-#ifdef CONFIG_ARCH_DAVINCI_DM356
+#ifdef CONFIG_ARCH_DAVINCI_DM365
extern const struct davinci_psc_init_data dm365_psc_init_data;
#endif
#ifdef CONFIG_ARCH_DAVINCI_DM644x
diff --git a/drivers/clk/sunxi-ng/Makefile b/drivers/clk/sunxi-ng/Makefile
index acaa14cfa25c..49454700f2e5 100644
--- a/drivers/clk/sunxi-ng/Makefile
+++ b/drivers/clk/sunxi-ng/Makefile
@@ -1,24 +1,24 @@
# SPDX-License-Identifier: GPL-2.0
# Common objects
-lib-$(CONFIG_SUNXI_CCU) += ccu_common.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_mmc_timing.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_reset.o
+obj-y += ccu_common.o
+obj-y += ccu_mmc_timing.o
+obj-y += ccu_reset.o
# Base clock types
-lib-$(CONFIG_SUNXI_CCU) += ccu_div.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_frac.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_gate.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_mux.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_mult.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_phase.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_sdm.o
+obj-y += ccu_div.o
+obj-y += ccu_frac.o
+obj-y += ccu_gate.o
+obj-y += ccu_mux.o
+obj-y += ccu_mult.o
+obj-y += ccu_phase.o
+obj-y += ccu_sdm.o
# Multi-factor clocks
-lib-$(CONFIG_SUNXI_CCU) += ccu_nk.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_nkm.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_nkmp.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_nm.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_mp.o
+obj-y += ccu_nk.o
+obj-y += ccu_nkm.o
+obj-y += ccu_nkmp.o
+obj-y += ccu_nm.o
+obj-y += ccu_mp.o
# SoC support
obj-$(CONFIG_SUN50I_A64_CCU) += ccu-sun50i-a64.o
@@ -38,12 +38,3 @@ obj-$(CONFIG_SUN8I_R40_CCU) += ccu-sun8i-r40.o
obj-$(CONFIG_SUN9I_A80_CCU) += ccu-sun9i-a80.o
obj-$(CONFIG_SUN9I_A80_CCU) += ccu-sun9i-a80-de.o
obj-$(CONFIG_SUN9I_A80_CCU) += ccu-sun9i-a80-usb.o
-
-# The lib-y file goals is supposed to work only in arch/*/lib or lib/. In our
-# case, we want to use that goal, but even though lib.a will be properly
-# generated, it will not be linked in, eventually resulting in a linker error
-# for missing symbols.
-#
-# We can work around that by explicitly adding lib.a to the obj-y goal. This is
-# an undocumented behaviour, but works well for now.
-obj-$(CONFIG_SUNXI_CCU) += lib.a
diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c
index 57cb2f00fc07..d8c7f5750cdb 100644
--- a/drivers/clocksource/arm_arch_timer.c
+++ b/drivers/clocksource/arm_arch_timer.c
@@ -735,7 +735,7 @@ static void __arch_timer_setup(unsigned type,
clk->features |= CLOCK_EVT_FEAT_DYNIRQ;
clk->name = "arch_mem_timer";
clk->rating = 400;
- clk->cpumask = cpu_all_mask;
+ clk->cpumask = cpu_possible_mask;
if (arch_timer_mem_use_virtual) {
clk->set_state_shutdown = arch_timer_shutdown_virt_mem;
clk->set_state_oneshot_stopped = arch_timer_shutdown_virt_mem;
diff --git a/drivers/dax/device.c b/drivers/dax/device.c
index de2f8297a210..108c37fca782 100644
--- a/drivers/dax/device.c
+++ b/drivers/dax/device.c
@@ -189,14 +189,16 @@ static int check_vma(struct dev_dax *dev_dax, struct vm_area_struct *vma,
/* prevent private mappings from being established */
if ((vma->vm_flags & VM_MAYSHARE) != VM_MAYSHARE) {
- dev_info(dev, "%s: %s: fail, attempted private mapping\n",
+ dev_info_ratelimited(dev,
+ "%s: %s: fail, attempted private mapping\n",
current->comm, func);
return -EINVAL;
}
mask = dax_region->align - 1;
if (vma->vm_start & mask || vma->vm_end & mask) {
- dev_info(dev, "%s: %s: fail, unaligned vma (%#lx - %#lx, %#lx)\n",
+ dev_info_ratelimited(dev,
+ "%s: %s: fail, unaligned vma (%#lx - %#lx, %#lx)\n",
current->comm, func, vma->vm_start, vma->vm_end,
mask);
return -EINVAL;
@@ -204,13 +206,15 @@ static int check_vma(struct dev_dax *dev_dax, struct vm_area_struct *vma,
if ((dax_region->pfn_flags & (PFN_DEV|PFN_MAP)) == PFN_DEV
&& (vma->vm_flags & VM_DONTCOPY) == 0) {
- dev_info(dev, "%s: %s: fail, dax range requires MADV_DONTFORK\n",
+ dev_info_ratelimited(dev,
+ "%s: %s: fail, dax range requires MADV_DONTFORK\n",
current->comm, func);
return -EINVAL;
}
if (!vma_is_dax(vma)) {
- dev_info(dev, "%s: %s: fail, vma is not DAX capable\n",
+ dev_info_ratelimited(dev,
+ "%s: %s: fail, vma is not DAX capable\n",
current->comm, func);
return -EINVAL;
}
diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c
index fa31cccbe04f..6bfa217ed6d0 100644
--- a/drivers/dma/k3dma.c
+++ b/drivers/dma/k3dma.c
@@ -794,7 +794,7 @@ static struct dma_chan *k3_of_dma_simple_xlate(struct of_phandle_args *dma_spec,
struct k3_dma_dev *d = ofdma->of_dma_data;
unsigned int request = dma_spec->args[0];
- if (request > d->dma_requests)
+ if (request >= d->dma_requests)
return NULL;
return dma_get_slave_channel(&(d->chans[request].vc.chan));
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index defcdde4d358..de0957fe9668 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -3033,7 +3033,7 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id)
pd->src_addr_widths = PL330_DMA_BUSWIDTHS;
pd->dst_addr_widths = PL330_DMA_BUSWIDTHS;
pd->directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
- pd->residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT;
+ pd->residue_granularity = DMA_RESIDUE_GRANULARITY_BURST;
pd->max_burst = ((pl330->quirks & PL330_QUIRK_BROKEN_NO_FLUSHP) ?
1 : PL330_MAX_BURST);
diff --git a/drivers/dma/ti/omap-dma.c b/drivers/dma/ti/omap-dma.c
index 9b5ca8691f27..a4a931ddf6f6 100644
--- a/drivers/dma/ti/omap-dma.c
+++ b/drivers/dma/ti/omap-dma.c
@@ -1485,7 +1485,11 @@ static int omap_dma_probe(struct platform_device *pdev)
od->ddev.src_addr_widths = OMAP_DMA_BUSWIDTHS;
od->ddev.dst_addr_widths = OMAP_DMA_BUSWIDTHS;
od->ddev.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
- od->ddev.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST;
+ if (__dma_omap15xx(od->plat->dma_attr))
+ od->ddev.residue_granularity =
+ DMA_RESIDUE_GRANULARITY_DESCRIPTOR;
+ else
+ od->ddev.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST;
od->ddev.max_burst = SZ_16M - 1; /* CCEN: 24bit unsigned */
od->ddev.dev = &pdev->dev;
INIT_LIST_HEAD(&od->ddev.channels);
diff --git a/drivers/fpga/altera-cvp.c b/drivers/fpga/altera-cvp.c
index dd4edd8f22ce..7fa793672a7a 100644
--- a/drivers/fpga/altera-cvp.c
+++ b/drivers/fpga/altera-cvp.c
@@ -455,8 +455,10 @@ static int altera_cvp_probe(struct pci_dev *pdev,
mgr = fpga_mgr_create(&pdev->dev, conf->mgr_name,
&altera_cvp_ops, conf);
- if (!mgr)
- return -ENOMEM;
+ if (!mgr) {
+ ret = -ENOMEM;
+ goto err_unmap;
+ }
pci_set_drvdata(pdev, mgr);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index a59c07590cee..7dcbac8af9a7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -190,6 +190,7 @@ struct amdgpu_job;
struct amdgpu_irq_src;
struct amdgpu_fpriv;
struct amdgpu_bo_va_mapping;
+struct amdgpu_atif;
enum amdgpu_cp_irq {
AMDGPU_CP_IRQ_GFX_EOP = 0,
@@ -1269,43 +1270,6 @@ struct amdgpu_vram_scratch {
/*
* ACPI
*/
-struct amdgpu_atif_notification_cfg {
- bool enabled;
- int command_code;
-};
-
-struct amdgpu_atif_notifications {
- bool display_switch;
- bool expansion_mode_change;
- bool thermal_state;
- bool forced_power_state;
- bool system_power_state;
- bool display_conf_change;
- bool px_gfx_switch;
- bool brightness_change;
- bool dgpu_display_event;
-};
-
-struct amdgpu_atif_functions {
- bool system_params;
- bool sbios_requests;
- bool select_active_disp;
- bool lid_state;
- bool get_tv_standard;
- bool set_tv_standard;
- bool get_panel_expansion_mode;
- bool set_panel_expansion_mode;
- bool temperature_change;
- bool graphics_device_types;
-};
-
-struct amdgpu_atif {
- struct amdgpu_atif_notifications notifications;
- struct amdgpu_atif_functions functions;
- struct amdgpu_atif_notification_cfg notification_cfg;
- struct amdgpu_encoder *encoder_for_bl;
-};
-
struct amdgpu_atcs_functions {
bool get_ext_state;
bool pcie_perf_req;
@@ -1466,7 +1430,7 @@ struct amdgpu_device {
#if defined(CONFIG_DEBUG_FS)
struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
#endif
- struct amdgpu_atif atif;
+ struct amdgpu_atif *atif;
struct amdgpu_atcs atcs;
struct mutex srbm_mutex;
/* GRBM index mutex. Protects concurrent access to GRBM index */
@@ -1894,6 +1858,12 @@ static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false;
static inline bool amdgpu_has_atpx(void) { return false; }
#endif
+#if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
+void *amdgpu_atpx_get_dhandle(void);
+#else
+static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
+#endif
+
/*
* KMS
*/
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
index 8fa850a070e0..0d8c3fc6eace 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -34,6 +34,45 @@
#include "amd_acpi.h"
#include "atom.h"
+struct amdgpu_atif_notification_cfg {
+ bool enabled;
+ int command_code;
+};
+
+struct amdgpu_atif_notifications {
+ bool display_switch;
+ bool expansion_mode_change;
+ bool thermal_state;
+ bool forced_power_state;
+ bool system_power_state;
+ bool display_conf_change;
+ bool px_gfx_switch;
+ bool brightness_change;
+ bool dgpu_display_event;
+};
+
+struct amdgpu_atif_functions {
+ bool system_params;
+ bool sbios_requests;
+ bool select_active_disp;
+ bool lid_state;
+ bool get_tv_standard;
+ bool set_tv_standard;
+ bool get_panel_expansion_mode;
+ bool set_panel_expansion_mode;
+ bool temperature_change;
+ bool graphics_device_types;
+};
+
+struct amdgpu_atif {
+ acpi_handle handle;
+
+ struct amdgpu_atif_notifications notifications;
+ struct amdgpu_atif_functions functions;
+ struct amdgpu_atif_notification_cfg notification_cfg;
+ struct amdgpu_encoder *encoder_for_bl;
+};
+
/* Call the ATIF method
*/
/**
@@ -46,8 +85,9 @@
* Executes the requested ATIF function (all asics).
* Returns a pointer to the acpi output buffer.
*/
-static union acpi_object *amdgpu_atif_call(acpi_handle handle, int function,
- struct acpi_buffer *params)
+static union acpi_object *amdgpu_atif_call(struct amdgpu_atif *atif,
+ int function,
+ struct acpi_buffer *params)
{
acpi_status status;
union acpi_object atif_arg_elements[2];
@@ -70,7 +110,8 @@ static union acpi_object *amdgpu_atif_call(acpi_handle handle, int function,
atif_arg_elements[1].integer.value = 0;
}
- status = acpi_evaluate_object(handle, "ATIF", &atif_arg, &buffer);
+ status = acpi_evaluate_object(atif->handle, NULL, &atif_arg,
+ &buffer);
/* Fail only if calling the method fails and ATIF is supported */
if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) {
@@ -141,15 +182,14 @@ static void amdgpu_atif_parse_functions(struct amdgpu_atif_functions *f, u32 mas
* (all asics).
* returns 0 on success, error on failure.
*/
-static int amdgpu_atif_verify_interface(acpi_handle handle,
- struct amdgpu_atif *atif)
+static int amdgpu_atif_verify_interface(struct amdgpu_atif *atif)
{
union acpi_object *info;
struct atif_verify_interface output;
size_t size;
int err = 0;
- info = amdgpu_atif_call(handle, ATIF_FUNCTION_VERIFY_INTERFACE, NULL);
+ info = amdgpu_atif_call(atif, ATIF_FUNCTION_VERIFY_INTERFACE, NULL);
if (!info)
return -EIO;
@@ -176,6 +216,35 @@ out:
return err;
}
+static acpi_handle amdgpu_atif_probe_handle(acpi_handle dhandle)
+{
+ acpi_handle handle = NULL;
+ char acpi_method_name[255] = { 0 };
+ struct acpi_buffer buffer = { sizeof(acpi_method_name), acpi_method_name };
+ acpi_status status;
+
+ /* For PX/HG systems, ATIF and ATPX are in the iGPU's namespace, on dGPU only
+ * systems, ATIF is in the dGPU's namespace.
+ */
+ status = acpi_get_handle(dhandle, "ATIF", &handle);
+ if (ACPI_SUCCESS(status))
+ goto out;
+
+ if (amdgpu_has_atpx()) {
+ status = acpi_get_handle(amdgpu_atpx_get_dhandle(), "ATIF",
+ &handle);
+ if (ACPI_SUCCESS(status))
+ goto out;
+ }
+
+ DRM_DEBUG_DRIVER("No ATIF handle found\n");
+ return NULL;
+out:
+ acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer);
+ DRM_DEBUG_DRIVER("Found ATIF handle %s\n", acpi_method_name);
+ return handle;
+}
+
/**
* amdgpu_atif_get_notification_params - determine notify configuration
*
@@ -188,15 +257,16 @@ out:
* where n is specified in the result if a notifier is used.
* Returns 0 on success, error on failure.
*/
-static int amdgpu_atif_get_notification_params(acpi_handle handle,
- struct amdgpu_atif_notification_cfg *n)
+static int amdgpu_atif_get_notification_params(struct amdgpu_atif *atif)
{
union acpi_object *info;
+ struct amdgpu_atif_notification_cfg *n = &atif->notification_cfg;
struct atif_system_params params;
size_t size;
int err = 0;
- info = amdgpu_atif_call(handle, ATIF_FUNCTION_GET_SYSTEM_PARAMETERS, NULL);
+ info = amdgpu_atif_call(atif, ATIF_FUNCTION_GET_SYSTEM_PARAMETERS,
+ NULL);
if (!info) {
err = -EIO;
goto out;
@@ -250,14 +320,15 @@ out:
* (all asics).
* Returns 0 on success, error on failure.
*/
-static int amdgpu_atif_get_sbios_requests(acpi_handle handle,
- struct atif_sbios_requests *req)
+static int amdgpu_atif_get_sbios_requests(struct amdgpu_atif *atif,
+ struct atif_sbios_requests *req)
{
union acpi_object *info;
size_t size;
int count = 0;
- info = amdgpu_atif_call(handle, ATIF_FUNCTION_GET_SYSTEM_BIOS_REQUESTS, NULL);
+ info = amdgpu_atif_call(atif, ATIF_FUNCTION_GET_SYSTEM_BIOS_REQUESTS,
+ NULL);
if (!info)
return -EIO;
@@ -290,11 +361,10 @@ out:
* Returns NOTIFY code
*/
static int amdgpu_atif_handler(struct amdgpu_device *adev,
- struct acpi_bus_event *event)
+ struct acpi_bus_event *event)
{
- struct amdgpu_atif *atif = &adev->atif;
+ struct amdgpu_atif *atif = adev->atif;
struct atif_sbios_requests req;
- acpi_handle handle;
int count;
DRM_DEBUG_DRIVER("event, device_class = %s, type = %#x\n",
@@ -303,14 +373,14 @@ static int amdgpu_atif_handler(struct amdgpu_device *adev,
if (strcmp(event->device_class, ACPI_VIDEO_CLASS) != 0)
return NOTIFY_DONE;
- if (!atif->notification_cfg.enabled ||
+ if (!atif ||
+ !atif->notification_cfg.enabled ||
event->type != atif->notification_cfg.command_code)
/* Not our event */
return NOTIFY_DONE;
/* Check pending SBIOS requests */
- handle = ACPI_HANDLE(&adev->pdev->dev);
- count = amdgpu_atif_get_sbios_requests(handle, &req);
+ count = amdgpu_atif_get_sbios_requests(atif, &req);
if (count <= 0)
return NOTIFY_DONE;
@@ -641,8 +711,8 @@ static int amdgpu_acpi_event(struct notifier_block *nb,
*/
int amdgpu_acpi_init(struct amdgpu_device *adev)
{
- acpi_handle handle;
- struct amdgpu_atif *atif = &adev->atif;
+ acpi_handle handle, atif_handle;
+ struct amdgpu_atif *atif;
struct amdgpu_atcs *atcs = &adev->atcs;
int ret;
@@ -658,12 +728,26 @@ int amdgpu_acpi_init(struct amdgpu_device *adev)
DRM_DEBUG_DRIVER("Call to ATCS verify_interface failed: %d\n", ret);
}
+ /* Probe for ATIF, and initialize it if found */
+ atif_handle = amdgpu_atif_probe_handle(handle);
+ if (!atif_handle)
+ goto out;
+
+ atif = kzalloc(sizeof(*atif), GFP_KERNEL);
+ if (!atif) {
+ DRM_WARN("Not enough memory to initialize ATIF\n");
+ goto out;
+ }
+ atif->handle = atif_handle;
+
/* Call the ATIF method */
- ret = amdgpu_atif_verify_interface(handle, atif);
+ ret = amdgpu_atif_verify_interface(atif);
if (ret) {
DRM_DEBUG_DRIVER("Call to ATIF verify_interface failed: %d\n", ret);
+ kfree(atif);
goto out;
}
+ adev->atif = atif;
if (atif->notifications.brightness_change) {
struct drm_encoder *tmp;
@@ -693,8 +777,7 @@ int amdgpu_acpi_init(struct amdgpu_device *adev)
}
if (atif->functions.system_params) {
- ret = amdgpu_atif_get_notification_params(handle,
- &atif->notification_cfg);
+ ret = amdgpu_atif_get_notification_params(atif);
if (ret) {
DRM_DEBUG_DRIVER("Call to GET_SYSTEM_PARAMS failed: %d\n",
ret);
@@ -720,4 +803,6 @@ out:
void amdgpu_acpi_fini(struct amdgpu_device *adev)
{
unregister_acpi_notifier(&adev->acpi_nb);
+ if (adev->atif)
+ kfree(adev->atif);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
index daa06e7c5bb7..9ab89371d9e8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
@@ -90,6 +90,12 @@ bool amdgpu_atpx_dgpu_req_power_for_displays(void) {
return amdgpu_atpx_priv.atpx.dgpu_req_power_for_displays;
}
+#if defined(CONFIG_ACPI)
+void *amdgpu_atpx_get_dhandle(void) {
+ return amdgpu_atpx_priv.dhandle;
+}
+#endif
+
/**
* amdgpu_atpx_call - call an ATPX method
*
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
index f70eeed9ed76..7aaa263ad8c7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
@@ -231,6 +231,12 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
if (ib->flags & AMDGPU_IB_FLAG_TC_WB_NOT_INVALIDATE)
fence_flags |= AMDGPU_FENCE_FLAG_TC_WB_ONLY;
+ /* wrap the last IB with fence */
+ if (job && job->uf_addr) {
+ amdgpu_ring_emit_fence(ring, job->uf_addr, job->uf_sequence,
+ fence_flags | AMDGPU_FENCE_FLAG_64BIT);
+ }
+
r = amdgpu_fence_emit(ring, f, fence_flags);
if (r) {
dev_err(adev->dev, "failed to emit fence (%d)\n", r);
@@ -243,12 +249,6 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
if (ring->funcs->insert_end)
ring->funcs->insert_end(ring);
- /* wrap the last IB with fence */
- if (job && job->uf_addr) {
- amdgpu_ring_emit_fence(ring, job->uf_addr, job->uf_sequence,
- fence_flags | AMDGPU_FENCE_FLAG_64BIT);
- }
-
if (patch_offset != ~0 && ring->funcs->patch_cond_exec)
amdgpu_ring_patch_cond_exec(ring, patch_offset);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index b455da487782..fc818b4d849c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -1882,7 +1882,7 @@ void amdgpu_pm_compute_clocks(struct amdgpu_device *adev)
if (!amdgpu_device_has_dc_support(adev)) {
mutex_lock(&adev->pm.mutex);
amdgpu_dpm_get_active_displays(adev);
- adev->pm.pm_display_cfg.num_display = adev->pm.dpm.new_active_crtcs;
+ adev->pm.pm_display_cfg.num_display = adev->pm.dpm.new_active_crtc_count;
adev->pm.pm_display_cfg.vrefresh = amdgpu_dpm_get_vrefresh(adev);
adev->pm.pm_display_cfg.min_vblank_time = amdgpu_dpm_get_vblank_time(adev);
/* we have issues with mclk switching with refresh rates over 120 hz on the non-DC code. */
diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
index 0999c843f623..a71b97519cc0 100644
--- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
@@ -900,7 +900,7 @@ static const struct amdgpu_ring_funcs vce_v3_0_ring_phys_funcs = {
.emit_frame_size =
4 + /* vce_v3_0_emit_pipeline_sync */
6, /* amdgpu_vce_ring_emit_fence x1 no user fence */
- .emit_ib_size = 5, /* vce_v3_0_ring_emit_ib */
+ .emit_ib_size = 4, /* amdgpu_vce_ring_emit_ib */
.emit_ib = amdgpu_vce_ring_emit_ib,
.emit_fence = amdgpu_vce_ring_emit_fence,
.test_ring = amdgpu_vce_ring_test_ring,
@@ -924,7 +924,7 @@ static const struct amdgpu_ring_funcs vce_v3_0_ring_vm_funcs = {
6 + /* vce_v3_0_emit_vm_flush */
4 + /* vce_v3_0_emit_pipeline_sync */
6 + 6, /* amdgpu_vce_ring_emit_fence x2 vm fence */
- .emit_ib_size = 4, /* amdgpu_vce_ring_emit_ib */
+ .emit_ib_size = 5, /* vce_v3_0_ring_emit_ib */
.emit_ib = vce_v3_0_ring_emit_ib,
.emit_vm_flush = vce_v3_0_emit_vm_flush,
.emit_pipeline_sync = vce_v3_0_emit_pipeline_sync,
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 3a8d6356afc2..770c6b24be0b 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -2175,6 +2175,46 @@ get_output_color_space(const struct dc_crtc_timing *dc_crtc_timing)
return color_space;
}
+static void reduce_mode_colour_depth(struct dc_crtc_timing *timing_out)
+{
+ if (timing_out->display_color_depth <= COLOR_DEPTH_888)
+ return;
+
+ timing_out->display_color_depth--;
+}
+
+static void adjust_colour_depth_from_display_info(struct dc_crtc_timing *timing_out,
+ const struct drm_display_info *info)
+{
+ int normalized_clk;
+ if (timing_out->display_color_depth <= COLOR_DEPTH_888)
+ return;
+ do {
+ normalized_clk = timing_out->pix_clk_khz;
+ /* YCbCr 4:2:0 requires additional adjustment of 1/2 */
+ if (timing_out->pixel_encoding == PIXEL_ENCODING_YCBCR420)
+ normalized_clk /= 2;
+ /* Adjusting pix clock following on HDMI spec based on colour depth */
+ switch (timing_out->display_color_depth) {
+ case COLOR_DEPTH_101010:
+ normalized_clk = (normalized_clk * 30) / 24;
+ break;
+ case COLOR_DEPTH_121212:
+ normalized_clk = (normalized_clk * 36) / 24;
+ break;
+ case COLOR_DEPTH_161616:
+ normalized_clk = (normalized_clk * 48) / 24;
+ break;
+ default:
+ return;
+ }
+ if (normalized_clk <= info->max_tmds_clock)
+ return;
+ reduce_mode_colour_depth(timing_out);
+
+ } while (timing_out->display_color_depth > COLOR_DEPTH_888);
+
+}
/*****************************************************************************/
static void
@@ -2183,6 +2223,7 @@ fill_stream_properties_from_drm_display_mode(struct dc_stream_state *stream,
const struct drm_connector *connector)
{
struct dc_crtc_timing *timing_out = &stream->timing;
+ const struct drm_display_info *info = &connector->display_info;
memset(timing_out, 0, sizeof(struct dc_crtc_timing));
@@ -2191,8 +2232,10 @@ fill_stream_properties_from_drm_display_mode(struct dc_stream_state *stream,
timing_out->v_border_top = 0;
timing_out->v_border_bottom = 0;
/* TODO: un-hardcode */
-
- if ((connector->display_info.color_formats & DRM_COLOR_FORMAT_YCRCB444)
+ if (drm_mode_is_420_only(info, mode_in)
+ && stream->sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A)
+ timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR420;
+ else if ((connector->display_info.color_formats & DRM_COLOR_FORMAT_YCRCB444)
&& stream->sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A)
timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR444;
else
@@ -2228,6 +2271,8 @@ fill_stream_properties_from_drm_display_mode(struct dc_stream_state *stream,
stream->out_transfer_func->type = TF_TYPE_PREDEFINED;
stream->out_transfer_func->tf = TRANSFER_FUNCTION_SRGB;
+ if (stream->sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A)
+ adjust_colour_depth_from_display_info(timing_out, info);
}
static void fill_audio_info(struct audio_info *audio_info,
diff --git a/drivers/gpu/drm/amd/include/atomfirmware.h b/drivers/gpu/drm/amd/include/atomfirmware.h
index 092d800b703a..33b4de4ad66e 100644
--- a/drivers/gpu/drm/amd/include/atomfirmware.h
+++ b/drivers/gpu/drm/amd/include/atomfirmware.h
@@ -1433,7 +1433,10 @@ struct atom_smc_dpm_info_v4_1
uint8_t acggfxclkspreadpercent;
uint16_t acggfxclkspreadfreq;
- uint32_t boardreserved[10];
+ uint8_t Vr2_I2C_address;
+ uint8_t padding_vr2[3];
+
+ uint32_t boardreserved[9];
};
/*
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.c b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.c
index 5325661fedff..d27c1c9df286 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.c
@@ -512,14 +512,82 @@ int pp_atomfwctrl_get_clk_information_by_clkid(struct pp_hwmgr *hwmgr, BIOS_CLKI
return 0;
}
+static void pp_atomfwctrl_copy_vbios_bootup_values_3_2(struct pp_hwmgr *hwmgr,
+ struct pp_atomfwctrl_bios_boot_up_values *boot_values,
+ struct atom_firmware_info_v3_2 *fw_info)
+{
+ uint32_t frequency = 0;
+
+ boot_values->ulRevision = fw_info->firmware_revision;
+ boot_values->ulGfxClk = fw_info->bootup_sclk_in10khz;
+ boot_values->ulUClk = fw_info->bootup_mclk_in10khz;
+ boot_values->usVddc = fw_info->bootup_vddc_mv;
+ boot_values->usVddci = fw_info->bootup_vddci_mv;
+ boot_values->usMvddc = fw_info->bootup_mvddc_mv;
+ boot_values->usVddGfx = fw_info->bootup_vddgfx_mv;
+ boot_values->ucCoolingID = fw_info->coolingsolution_id;
+ boot_values->ulSocClk = 0;
+ boot_values->ulDCEFClk = 0;
+
+ if (!pp_atomfwctrl_get_clk_information_by_clkid(hwmgr, SMU11_SYSPLL0_SOCCLK_ID, &frequency))
+ boot_values->ulSocClk = frequency;
+
+ if (!pp_atomfwctrl_get_clk_information_by_clkid(hwmgr, SMU11_SYSPLL0_DCEFCLK_ID, &frequency))
+ boot_values->ulDCEFClk = frequency;
+
+ if (!pp_atomfwctrl_get_clk_information_by_clkid(hwmgr, SMU11_SYSPLL0_ECLK_ID, &frequency))
+ boot_values->ulEClk = frequency;
+
+ if (!pp_atomfwctrl_get_clk_information_by_clkid(hwmgr, SMU11_SYSPLL0_VCLK_ID, &frequency))
+ boot_values->ulVClk = frequency;
+
+ if (!pp_atomfwctrl_get_clk_information_by_clkid(hwmgr, SMU11_SYSPLL0_DCLK_ID, &frequency))
+ boot_values->ulDClk = frequency;
+}
+
+static void pp_atomfwctrl_copy_vbios_bootup_values_3_1(struct pp_hwmgr *hwmgr,
+ struct pp_atomfwctrl_bios_boot_up_values *boot_values,
+ struct atom_firmware_info_v3_1 *fw_info)
+{
+ uint32_t frequency = 0;
+
+ boot_values->ulRevision = fw_info->firmware_revision;
+ boot_values->ulGfxClk = fw_info->bootup_sclk_in10khz;
+ boot_values->ulUClk = fw_info->bootup_mclk_in10khz;
+ boot_values->usVddc = fw_info->bootup_vddc_mv;
+ boot_values->usVddci = fw_info->bootup_vddci_mv;
+ boot_values->usMvddc = fw_info->bootup_mvddc_mv;
+ boot_values->usVddGfx = fw_info->bootup_vddgfx_mv;
+ boot_values->ucCoolingID = fw_info->coolingsolution_id;
+ boot_values->ulSocClk = 0;
+ boot_values->ulDCEFClk = 0;
+
+ if (!pp_atomfwctrl_get_clk_information_by_clkid(hwmgr, SMU9_SYSPLL0_SOCCLK_ID, &frequency))
+ boot_values->ulSocClk = frequency;
+
+ if (!pp_atomfwctrl_get_clk_information_by_clkid(hwmgr, SMU9_SYSPLL0_DCEFCLK_ID, &frequency))
+ boot_values->ulDCEFClk = frequency;
+
+ if (!pp_atomfwctrl_get_clk_information_by_clkid(hwmgr, SMU9_SYSPLL0_ECLK_ID, &frequency))
+ boot_values->ulEClk = frequency;
+
+ if (!pp_atomfwctrl_get_clk_information_by_clkid(hwmgr, SMU9_SYSPLL0_VCLK_ID, &frequency))
+ boot_values->ulVClk = frequency;
+
+ if (!pp_atomfwctrl_get_clk_information_by_clkid(hwmgr, SMU9_SYSPLL0_DCLK_ID, &frequency))
+ boot_values->ulDClk = frequency;
+}
+
int pp_atomfwctrl_get_vbios_bootup_values(struct pp_hwmgr *hwmgr,
struct pp_atomfwctrl_bios_boot_up_values *boot_values)
{
- struct atom_firmware_info_v3_1 *info = NULL;
+ struct atom_firmware_info_v3_2 *fwinfo_3_2;
+ struct atom_firmware_info_v3_1 *fwinfo_3_1;
+ struct atom_common_table_header *info = NULL;
uint16_t ix;
ix = GetIndexIntoMasterDataTable(firmwareinfo);
- info = (struct atom_firmware_info_v3_1 *)
+ info = (struct atom_common_table_header *)
smu_atom_get_data_table(hwmgr->adev,
ix, NULL, NULL, NULL);
@@ -528,16 +596,18 @@ int pp_atomfwctrl_get_vbios_bootup_values(struct pp_hwmgr *hwmgr,
return -EINVAL;
}
- boot_values->ulRevision = info->firmware_revision;
- boot_values->ulGfxClk = info->bootup_sclk_in10khz;
- boot_values->ulUClk = info->bootup_mclk_in10khz;
- boot_values->usVddc = info->bootup_vddc_mv;
- boot_values->usVddci = info->bootup_vddci_mv;
- boot_values->usMvddc = info->bootup_mvddc_mv;
- boot_values->usVddGfx = info->bootup_vddgfx_mv;
- boot_values->ucCoolingID = info->coolingsolution_id;
- boot_values->ulSocClk = 0;
- boot_values->ulDCEFClk = 0;
+ if ((info->format_revision == 3) && (info->content_revision == 2)) {
+ fwinfo_3_2 = (struct atom_firmware_info_v3_2 *)info;
+ pp_atomfwctrl_copy_vbios_bootup_values_3_2(hwmgr,
+ boot_values, fwinfo_3_2);
+ } else if ((info->format_revision == 3) && (info->content_revision == 1)) {
+ fwinfo_3_1 = (struct atom_firmware_info_v3_1 *)info;
+ pp_atomfwctrl_copy_vbios_bootup_values_3_1(hwmgr,
+ boot_values, fwinfo_3_1);
+ } else {
+ pr_info("Fw info table revision does not match!");
+ return -EINVAL;
+ }
return 0;
}
@@ -629,5 +699,7 @@ int pp_atomfwctrl_get_smc_dpm_information(struct pp_hwmgr *hwmgr,
param->acggfxclkspreadpercent = info->acggfxclkspreadpercent;
param->acggfxclkspreadfreq = info->acggfxclkspreadfreq;
+ param->Vr2_I2C_address = info->Vr2_I2C_address;
+
return 0;
}
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.h b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.h
index fe10aa4db5e6..22e21668c93a 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.h
@@ -136,6 +136,9 @@ struct pp_atomfwctrl_bios_boot_up_values {
uint32_t ulUClk;
uint32_t ulSocClk;
uint32_t ulDCEFClk;
+ uint32_t ulEClk;
+ uint32_t ulVClk;
+ uint32_t ulDClk;
uint16_t usVddc;
uint16_t usVddci;
uint16_t usMvddc;
@@ -207,6 +210,8 @@ struct pp_atomfwctrl_smc_dpm_parameters
uint8_t acggfxclkspreadenabled;
uint8_t acggfxclkspreadpercent;
uint16_t acggfxclkspreadfreq;
+
+ uint8_t Vr2_I2C_address;
};
int pp_atomfwctrl_get_gpu_pll_dividers_vega10(struct pp_hwmgr *hwmgr,
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
index 782e2098824d..c98e5de777cd 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
@@ -81,6 +81,7 @@ static void vega12_set_default_registry_data(struct pp_hwmgr *hwmgr)
data->registry_data.disallowed_features = 0x0;
data->registry_data.od_state_in_dc_support = 0;
+ data->registry_data.thermal_support = 1;
data->registry_data.skip_baco_hardware = 0;
data->registry_data.log_avfs_param = 0;
@@ -803,6 +804,9 @@ static int vega12_init_smc_table(struct pp_hwmgr *hwmgr)
data->vbios_boot_state.soc_clock = boot_up_values.ulSocClk;
data->vbios_boot_state.dcef_clock = boot_up_values.ulDCEFClk;
data->vbios_boot_state.uc_cooling_id = boot_up_values.ucCoolingID;
+ data->vbios_boot_state.eclock = boot_up_values.ulEClk;
+ data->vbios_boot_state.dclock = boot_up_values.ulDClk;
+ data->vbios_boot_state.vclock = boot_up_values.ulVClk;
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetMinDeepSleepDcefclk,
(uint32_t)(data->vbios_boot_state.dcef_clock / 100));
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.h
index e81ded1ec198..49b38df8c7f2 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.h
@@ -167,6 +167,9 @@ struct vega12_vbios_boot_state {
uint32_t mem_clock;
uint32_t soc_clock;
uint32_t dcef_clock;
+ uint32_t eclock;
+ uint32_t dclock;
+ uint32_t vclock;
};
#define DPMTABLE_OD_UPDATE_SCLK 0x00000001
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_processpptables.c
index 888ddca902d8..29914700ee82 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_processpptables.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_processpptables.c
@@ -230,6 +230,8 @@ static int append_vbios_pptable(struct pp_hwmgr *hwmgr, PPTable_t *ppsmc_pptable
ppsmc_pptable->AcgThresholdFreqLow = 0xFFFF;
}
+ ppsmc_pptable->Vr2_I2C_address = smc_dpm_table.Vr2_I2C_address;
+
return 0;
}
diff --git a/drivers/gpu/drm/amd/powerplay/inc/vega12/smu9_driver_if.h b/drivers/gpu/drm/amd/powerplay/inc/vega12/smu9_driver_if.h
index 2f8a3b983cce..b08526fd1619 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/vega12/smu9_driver_if.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/vega12/smu9_driver_if.h
@@ -499,7 +499,10 @@ typedef struct {
uint8_t AcgGfxclkSpreadPercent;
uint16_t AcgGfxclkSpreadFreq;
- uint32_t BoardReserved[10];
+ uint8_t Vr2_I2C_address;
+ uint8_t padding_vr2[3];
+
+ uint32_t BoardReserved[9];
uint32_t MmHubPadding[7];
diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c
index 250effa0e6b8..a6e8f4591e63 100644
--- a/drivers/gpu/drm/bridge/sil-sii8620.c
+++ b/drivers/gpu/drm/bridge/sil-sii8620.c
@@ -14,6 +14,7 @@
#include <drm/bridge/mhl.h>
#include <drm/drm_crtc.h>
#include <drm/drm_edid.h>
+#include <drm/drm_encoder.h>
#include <linux/clk.h>
#include <linux/delay.h>
@@ -72,9 +73,7 @@ struct sii8620 {
struct regulator_bulk_data supplies[2];
struct mutex lock; /* context lock, protects fields below */
int error;
- int pixel_clock;
unsigned int use_packed_pixel:1;
- int video_code;
enum sii8620_mode mode;
enum sii8620_sink_type sink_type;
u8 cbus_status;
@@ -82,7 +81,6 @@ struct sii8620 {
u8 xstat[MHL_XDS_SIZE];
u8 devcap[MHL_DCAP_SIZE];
u8 xdevcap[MHL_XDC_SIZE];
- u8 avif[HDMI_INFOFRAME_SIZE(AVI)];
bool feature_complete;
bool devcap_read;
bool sink_detected;
@@ -1017,21 +1015,36 @@ static void sii8620_stop_video(struct sii8620 *ctx)
static void sii8620_set_format(struct sii8620 *ctx)
{
+ u8 out_fmt;
+
if (sii8620_is_mhl3(ctx)) {
sii8620_setbits(ctx, REG_M3_P0CTRL,
BIT_M3_P0CTRL_MHL3_P0_PIXEL_MODE_PACKED,
ctx->use_packed_pixel ? ~0 : 0);
} else {
+ if (ctx->use_packed_pixel) {
+ sii8620_write_seq_static(ctx,
+ REG_VID_MODE, BIT_VID_MODE_M1080P,
+ REG_MHL_TOP_CTL, BIT_MHL_TOP_CTL_MHL_PP_SEL | 1,
+ REG_MHLTX_CTL6, 0x60
+ );
+ } else {
sii8620_write_seq_static(ctx,
REG_VID_MODE, 0,
REG_MHL_TOP_CTL, 1,
REG_MHLTX_CTL6, 0xa0
);
+ }
}
+ if (ctx->use_packed_pixel)
+ out_fmt = VAL_TPI_FORMAT(YCBCR422, FULL);
+ else
+ out_fmt = VAL_TPI_FORMAT(RGB, FULL);
+
sii8620_write_seq(ctx,
REG_TPI_INPUT, VAL_TPI_FORMAT(RGB, FULL),
- REG_TPI_OUTPUT, VAL_TPI_FORMAT(RGB, FULL),
+ REG_TPI_OUTPUT, out_fmt,
);
}
@@ -1082,18 +1095,28 @@ static ssize_t mhl3_infoframe_pack(struct mhl3_infoframe *frame,
return frm_len;
}
-static void sii8620_set_infoframes(struct sii8620 *ctx)
+static void sii8620_set_infoframes(struct sii8620 *ctx,
+ struct drm_display_mode *mode)
{
struct mhl3_infoframe mhl_frm;
union hdmi_infoframe frm;
u8 buf[31];
int ret;
+ ret = drm_hdmi_avi_infoframe_from_display_mode(&frm.avi,
+ mode,
+ true);
+ if (ctx->use_packed_pixel)
+ frm.avi.colorspace = HDMI_COLORSPACE_YUV422;
+
+ if (!ret)
+ ret = hdmi_avi_infoframe_pack(&frm.avi, buf, ARRAY_SIZE(buf));
+ if (ret > 0)
+ sii8620_write_buf(ctx, REG_TPI_AVI_CHSUM, buf + 3, ret - 3);
+
if (!sii8620_is_mhl3(ctx) || !ctx->use_packed_pixel) {
sii8620_write(ctx, REG_TPI_SC,
BIT_TPI_SC_TPI_OUTPUT_MODE_0_HDMI);
- sii8620_write_buf(ctx, REG_TPI_AVI_CHSUM, ctx->avif + 3,
- ARRAY_SIZE(ctx->avif) - 3);
sii8620_write(ctx, REG_PKT_FILTER_0,
BIT_PKT_FILTER_0_DROP_CEA_GAMUT_PKT |
BIT_PKT_FILTER_0_DROP_MPEG_PKT |
@@ -1102,16 +1125,6 @@ static void sii8620_set_infoframes(struct sii8620 *ctx)
return;
}
- ret = hdmi_avi_infoframe_init(&frm.avi);
- frm.avi.colorspace = HDMI_COLORSPACE_YUV422;
- frm.avi.active_aspect = HDMI_ACTIVE_ASPECT_PICTURE;
- frm.avi.picture_aspect = HDMI_PICTURE_ASPECT_16_9;
- frm.avi.colorimetry = HDMI_COLORIMETRY_ITU_709;
- frm.avi.video_code = ctx->video_code;
- if (!ret)
- ret = hdmi_avi_infoframe_pack(&frm.avi, buf, ARRAY_SIZE(buf));
- if (ret > 0)
- sii8620_write_buf(ctx, REG_TPI_AVI_CHSUM, buf + 3, ret - 3);
sii8620_write(ctx, REG_PKT_FILTER_0,
BIT_PKT_FILTER_0_DROP_CEA_GAMUT_PKT |
BIT_PKT_FILTER_0_DROP_MPEG_PKT |
@@ -1131,6 +1144,9 @@ static void sii8620_set_infoframes(struct sii8620 *ctx)
static void sii8620_start_video(struct sii8620 *ctx)
{
+ struct drm_display_mode *mode =
+ &ctx->bridge.encoder->crtc->state->adjusted_mode;
+
if (!sii8620_is_mhl3(ctx))
sii8620_stop_video(ctx);
@@ -1149,8 +1165,14 @@ static void sii8620_start_video(struct sii8620 *ctx)
sii8620_set_format(ctx);
if (!sii8620_is_mhl3(ctx)) {
- sii8620_mt_write_stat(ctx, MHL_DST_REG(LINK_MODE),
- MHL_DST_LM_CLK_MODE_NORMAL | MHL_DST_LM_PATH_ENABLED);
+ u8 link_mode = MHL_DST_LM_PATH_ENABLED;
+
+ if (ctx->use_packed_pixel)
+ link_mode |= MHL_DST_LM_CLK_MODE_PACKED_PIXEL;
+ else
+ link_mode |= MHL_DST_LM_CLK_MODE_NORMAL;
+
+ sii8620_mt_write_stat(ctx, MHL_DST_REG(LINK_MODE), link_mode);
sii8620_set_auto_zone(ctx);
} else {
static const struct {
@@ -1167,7 +1189,7 @@ static void sii8620_start_video(struct sii8620 *ctx)
MHL_XDS_LINK_RATE_6_0_GBPS, 0x40 },
};
u8 p0_ctrl = BIT_M3_P0CTRL_MHL3_P0_PORT_EN;
- int clk = ctx->pixel_clock * (ctx->use_packed_pixel ? 2 : 3);
+ int clk = mode->clock * (ctx->use_packed_pixel ? 2 : 3);
int i;
for (i = 0; i < ARRAY_SIZE(clk_spec) - 1; ++i)
@@ -1196,7 +1218,7 @@ static void sii8620_start_video(struct sii8620 *ctx)
clk_spec[i].link_rate);
}
- sii8620_set_infoframes(ctx);
+ sii8620_set_infoframes(ctx, mode);
}
static void sii8620_disable_hpd(struct sii8620 *ctx)
@@ -1661,14 +1683,18 @@ static void sii8620_status_dcap_ready(struct sii8620 *ctx)
static void sii8620_status_changed_path(struct sii8620 *ctx)
{
- if (ctx->stat[MHL_DST_LINK_MODE] & MHL_DST_LM_PATH_ENABLED) {
- sii8620_mt_write_stat(ctx, MHL_DST_REG(LINK_MODE),
- MHL_DST_LM_CLK_MODE_NORMAL
- | MHL_DST_LM_PATH_ENABLED);
- } else {
- sii8620_mt_write_stat(ctx, MHL_DST_REG(LINK_MODE),
- MHL_DST_LM_CLK_MODE_NORMAL);
- }
+ u8 link_mode;
+
+ if (ctx->use_packed_pixel)
+ link_mode = MHL_DST_LM_CLK_MODE_PACKED_PIXEL;
+ else
+ link_mode = MHL_DST_LM_CLK_MODE_NORMAL;
+
+ if (ctx->stat[MHL_DST_LINK_MODE] & MHL_DST_LM_PATH_ENABLED)
+ link_mode |= MHL_DST_LM_PATH_ENABLED;
+
+ sii8620_mt_write_stat(ctx, MHL_DST_REG(LINK_MODE),
+ link_mode);
}
static void sii8620_msc_mr_write_stat(struct sii8620 *ctx)
@@ -2242,8 +2268,6 @@ static bool sii8620_mode_fixup(struct drm_bridge *bridge,
mutex_lock(&ctx->lock);
ctx->use_packed_pixel = sii8620_is_packing_required(ctx, adjusted_mode);
- ctx->video_code = drm_match_cea_mode(adjusted_mode);
- ctx->pixel_clock = adjusted_mode->clock;
mutex_unlock(&ctx->lock);
diff --git a/drivers/gpu/drm/drm_property.c b/drivers/gpu/drm/drm_property.c
index 1f8031e30f53..cdb10f885a4f 100644
--- a/drivers/gpu/drm/drm_property.c
+++ b/drivers/gpu/drm/drm_property.c
@@ -532,7 +532,7 @@ static void drm_property_free_blob(struct kref *kref)
drm_mode_object_unregister(blob->dev, &blob->base);
- kfree(blob);
+ kvfree(blob);
}
/**
@@ -559,7 +559,7 @@ drm_property_create_blob(struct drm_device *dev, size_t length,
if (!length || length > ULONG_MAX - sizeof(struct drm_property_blob))
return ERR_PTR(-EINVAL);
- blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL);
+ blob = kvzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL);
if (!blob)
return ERR_PTR(-ENOMEM);
@@ -576,7 +576,7 @@ drm_property_create_blob(struct drm_device *dev, size_t length,
ret = __drm_mode_object_add(dev, &blob->base, DRM_MODE_OBJECT_BLOB,
true, drm_property_free_blob);
if (ret) {
- kfree(blob);
+ kvfree(blob);
return ERR_PTR(-EINVAL);
}
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.c b/drivers/gpu/drm/etnaviv/etnaviv_drv.c
index e5013a999147..540b59fb4103 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_drv.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.c
@@ -631,8 +631,11 @@ static struct platform_driver etnaviv_platform_driver = {
},
};
+static struct platform_device *etnaviv_drm;
+
static int __init etnaviv_init(void)
{
+ struct platform_device *pdev;
int ret;
struct device_node *np;
@@ -644,7 +647,7 @@ static int __init etnaviv_init(void)
ret = platform_driver_register(&etnaviv_platform_driver);
if (ret != 0)
- platform_driver_unregister(&etnaviv_gpu_driver);
+ goto unregister_gpu_driver;
/*
* If the DT contains at least one available GPU device, instantiate
@@ -653,20 +656,33 @@ static int __init etnaviv_init(void)
for_each_compatible_node(np, NULL, "vivante,gc") {
if (!of_device_is_available(np))
continue;
-
- platform_device_register_simple("etnaviv", -1, NULL, 0);
+ pdev = platform_device_register_simple("etnaviv", -1,
+ NULL, 0);
+ if (IS_ERR(pdev)) {
+ ret = PTR_ERR(pdev);
+ of_node_put(np);
+ goto unregister_platform_driver;
+ }
+ etnaviv_drm = pdev;
of_node_put(np);
break;
}
+ return 0;
+
+unregister_platform_driver:
+ platform_driver_unregister(&etnaviv_platform_driver);
+unregister_gpu_driver:
+ platform_driver_unregister(&etnaviv_gpu_driver);
return ret;
}
module_init(etnaviv_init);
static void __exit etnaviv_exit(void)
{
- platform_driver_unregister(&etnaviv_gpu_driver);
+ platform_device_unregister(etnaviv_drm);
platform_driver_unregister(&etnaviv_platform_driver);
+ platform_driver_unregister(&etnaviv_gpu_driver);
}
module_exit(etnaviv_exit);
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h
index dd430f0f8ff5..90f17ff7888e 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h
@@ -131,6 +131,9 @@ struct etnaviv_gpu {
struct work_struct sync_point_work;
int sync_point_event;
+ /* hang detection */
+ u32 hangcheck_dma_addr;
+
void __iomem *mmio;
int irq;
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_sched.c b/drivers/gpu/drm/etnaviv/etnaviv_sched.c
index a74eb57af15b..50d6b88cb7aa 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_sched.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_sched.c
@@ -10,6 +10,7 @@
#include "etnaviv_gem.h"
#include "etnaviv_gpu.h"
#include "etnaviv_sched.h"
+#include "state.xml.h"
static int etnaviv_job_hang_limit = 0;
module_param_named(job_hang_limit, etnaviv_job_hang_limit, int , 0444);
@@ -85,6 +86,29 @@ static void etnaviv_sched_timedout_job(struct drm_sched_job *sched_job)
{
struct etnaviv_gem_submit *submit = to_etnaviv_submit(sched_job);
struct etnaviv_gpu *gpu = submit->gpu;
+ u32 dma_addr;
+ int change;
+
+ /*
+ * If the GPU managed to complete this jobs fence, the timout is
+ * spurious. Bail out.
+ */
+ if (fence_completed(gpu, submit->out_fence->seqno))
+ return;
+
+ /*
+ * If the GPU is still making forward progress on the front-end (which
+ * should never loop) we shift out the timeout to give it a chance to
+ * finish the job.
+ */
+ dma_addr = gpu_read(gpu, VIVS_FE_DMA_ADDRESS);
+ change = dma_addr - gpu->hangcheck_dma_addr;
+ if (change < 0 || change > 16) {
+ gpu->hangcheck_dma_addr = dma_addr;
+ schedule_delayed_work(&sched_job->work_tdr,
+ sched_job->sched->timeout);
+ return;
+ }
/* block scheduler */
kthread_park(gpu->sched.thread);
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 82c95c34447f..e868773ea509 100644
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -265,7 +265,7 @@ static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win,
unsigned long val;
val = readl(ctx->addr + DECON_WINCONx(win));
- val &= ~WINCONx_BPPMODE_MASK;
+ val &= WINCONx_ENWIN_F;
switch (fb->format->format) {
case DRM_FORMAT_XRGB1555:
@@ -356,8 +356,8 @@ static void decon_update_plane(struct exynos_drm_crtc *crtc,
writel(val, ctx->addr + DECON_VIDOSDxB(win));
}
- val = VIDOSD_Wx_ALPHA_R_F(0x0) | VIDOSD_Wx_ALPHA_G_F(0x0) |
- VIDOSD_Wx_ALPHA_B_F(0x0);
+ val = VIDOSD_Wx_ALPHA_R_F(0xff) | VIDOSD_Wx_ALPHA_G_F(0xff) |
+ VIDOSD_Wx_ALPHA_B_F(0xff);
writel(val, ctx->addr + DECON_VIDOSDxC(win));
val = VIDOSD_Wx_ALPHA_R_F(0x0) | VIDOSD_Wx_ALPHA_G_F(0x0) |
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index a81b4a5e24a7..ed3cc2989f93 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -420,7 +420,7 @@ err_mode_config_cleanup:
err_free_private:
kfree(private);
err_free_drm:
- drm_dev_unref(drm);
+ drm_dev_put(drm);
return ret;
}
@@ -444,7 +444,7 @@ static void exynos_drm_unbind(struct device *dev)
drm->dev_private = NULL;
dev_set_drvdata(dev, NULL);
- drm_dev_unref(drm);
+ drm_dev_put(drm);
}
static const struct component_master_ops exynos_drm_ops = {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c
index 7fcc1a7ab1a0..27b7d34d776c 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fb.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c
@@ -138,7 +138,7 @@ exynos_user_fb_create(struct drm_device *dev, struct drm_file *file_priv,
err:
while (i--)
- drm_gem_object_unreference_unlocked(&exynos_gem[i]->base);
+ drm_gem_object_put_unlocked(&exynos_gem[i]->base);
return ERR_PTR(ret);
}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c
index 6127ef25acd6..e8d0670bb5f8 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c
@@ -470,17 +470,18 @@ static void fimc_src_set_transf(struct fimc_context *ctx, unsigned int rotation)
static void fimc_set_window(struct fimc_context *ctx,
struct exynos_drm_ipp_buffer *buf)
{
+ unsigned int real_width = buf->buf.pitch[0] / buf->format->cpp[0];
u32 cfg, h1, h2, v1, v2;
/* cropped image */
h1 = buf->rect.x;
- h2 = buf->buf.width - buf->rect.w - buf->rect.x;
+ h2 = real_width - buf->rect.w - buf->rect.x;
v1 = buf->rect.y;
v2 = buf->buf.height - buf->rect.h - buf->rect.y;
DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]hsize[%d]vsize[%d]\n",
buf->rect.x, buf->rect.y, buf->rect.w, buf->rect.h,
- buf->buf.width, buf->buf.height);
+ real_width, buf->buf.height);
DRM_DEBUG_KMS("h1[%d]h2[%d]v1[%d]v2[%d]\n", h1, h2, v1, v2);
/*
@@ -503,12 +504,13 @@ static void fimc_set_window(struct fimc_context *ctx,
static void fimc_src_set_size(struct fimc_context *ctx,
struct exynos_drm_ipp_buffer *buf)
{
+ unsigned int real_width = buf->buf.pitch[0] / buf->format->cpp[0];
u32 cfg;
- DRM_DEBUG_KMS("hsize[%d]vsize[%d]\n", buf->buf.width, buf->buf.height);
+ DRM_DEBUG_KMS("hsize[%d]vsize[%d]\n", real_width, buf->buf.height);
/* original size */
- cfg = (EXYNOS_ORGISIZE_HORIZONTAL(buf->buf.width) |
+ cfg = (EXYNOS_ORGISIZE_HORIZONTAL(real_width) |
EXYNOS_ORGISIZE_VERTICAL(buf->buf.height));
fimc_write(ctx, cfg, EXYNOS_ORGISIZE);
@@ -529,7 +531,7 @@ static void fimc_src_set_size(struct fimc_context *ctx,
* for now, we support only ITU601 8 bit mode
*/
cfg = (EXYNOS_CISRCFMT_ITU601_8BIT |
- EXYNOS_CISRCFMT_SOURCEHSIZE(buf->buf.width) |
+ EXYNOS_CISRCFMT_SOURCEHSIZE(real_width) |
EXYNOS_CISRCFMT_SOURCEVSIZE(buf->buf.height));
fimc_write(ctx, cfg, EXYNOS_CISRCFMT);
@@ -842,12 +844,13 @@ static void fimc_set_scaler(struct fimc_context *ctx, struct fimc_scaler *sc)
static void fimc_dst_set_size(struct fimc_context *ctx,
struct exynos_drm_ipp_buffer *buf)
{
+ unsigned int real_width = buf->buf.pitch[0] / buf->format->cpp[0];
u32 cfg, cfg_ext;
- DRM_DEBUG_KMS("hsize[%d]vsize[%d]\n", buf->buf.width, buf->buf.height);
+ DRM_DEBUG_KMS("hsize[%d]vsize[%d]\n", real_width, buf->buf.height);
/* original size */
- cfg = (EXYNOS_ORGOSIZE_HORIZONTAL(buf->buf.width) |
+ cfg = (EXYNOS_ORGOSIZE_HORIZONTAL(real_width) |
EXYNOS_ORGOSIZE_VERTICAL(buf->buf.height));
fimc_write(ctx, cfg, EXYNOS_ORGOSIZE);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index 6e1494fa71b4..bdf5a7655228 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -143,7 +143,7 @@ static int exynos_drm_gem_handle_create(struct drm_gem_object *obj,
DRM_DEBUG_KMS("gem handle = 0x%x\n", *handle);
/* drop reference from allocate - handle holds it now. */
- drm_gem_object_unreference_unlocked(obj);
+ drm_gem_object_put_unlocked(obj);
return 0;
}
@@ -186,7 +186,7 @@ unsigned long exynos_drm_gem_get_size(struct drm_device *dev,
exynos_gem = to_exynos_gem(obj);
- drm_gem_object_unreference_unlocked(obj);
+ drm_gem_object_put_unlocked(obj);
return exynos_gem->size;
}
@@ -329,13 +329,13 @@ void exynos_drm_gem_put_dma_addr(struct drm_device *dev,
return;
}
- drm_gem_object_unreference_unlocked(obj);
+ drm_gem_object_put_unlocked(obj);
/*
* decrease obj->refcount one more time because we has already
* increased it at exynos_drm_gem_get_dma_addr().
*/
- drm_gem_object_unreference_unlocked(obj);
+ drm_gem_object_put_unlocked(obj);
}
static int exynos_drm_gem_mmap_buffer(struct exynos_drm_gem *exynos_gem,
@@ -383,7 +383,7 @@ int exynos_drm_gem_get_ioctl(struct drm_device *dev, void *data,
args->flags = exynos_gem->flags;
args->size = exynos_gem->size;
- drm_gem_object_unreference_unlocked(obj);
+ drm_gem_object_put_unlocked(obj);
return 0;
}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c
index 35ac66730563..7ba414b52faa 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c
@@ -492,21 +492,25 @@ static void gsc_src_set_fmt(struct gsc_context *ctx, u32 fmt)
GSC_IN_CHROMA_ORDER_CRCB);
break;
case DRM_FORMAT_NV21:
+ cfg |= (GSC_IN_CHROMA_ORDER_CRCB | GSC_IN_YUV420_2P);
+ break;
case DRM_FORMAT_NV61:
- cfg |= (GSC_IN_CHROMA_ORDER_CRCB |
- GSC_IN_YUV420_2P);
+ cfg |= (GSC_IN_CHROMA_ORDER_CRCB | GSC_IN_YUV422_2P);
break;
case DRM_FORMAT_YUV422:
cfg |= GSC_IN_YUV422_3P;
break;
case DRM_FORMAT_YUV420:
+ cfg |= (GSC_IN_CHROMA_ORDER_CBCR | GSC_IN_YUV420_3P);
+ break;
case DRM_FORMAT_YVU420:
- cfg |= GSC_IN_YUV420_3P;
+ cfg |= (GSC_IN_CHROMA_ORDER_CRCB | GSC_IN_YUV420_3P);
break;
case DRM_FORMAT_NV12:
+ cfg |= (GSC_IN_CHROMA_ORDER_CBCR | GSC_IN_YUV420_2P);
+ break;
case DRM_FORMAT_NV16:
- cfg |= (GSC_IN_CHROMA_ORDER_CBCR |
- GSC_IN_YUV420_2P);
+ cfg |= (GSC_IN_CHROMA_ORDER_CBCR | GSC_IN_YUV422_2P);
break;
}
@@ -523,30 +527,30 @@ static void gsc_src_set_transf(struct gsc_context *ctx, unsigned int rotation)
switch (degree) {
case DRM_MODE_ROTATE_0:
- if (rotation & DRM_MODE_REFLECT_Y)
- cfg |= GSC_IN_ROT_XFLIP;
if (rotation & DRM_MODE_REFLECT_X)
+ cfg |= GSC_IN_ROT_XFLIP;
+ if (rotation & DRM_MODE_REFLECT_Y)
cfg |= GSC_IN_ROT_YFLIP;
break;
case DRM_MODE_ROTATE_90:
cfg |= GSC_IN_ROT_90;
- if (rotation & DRM_MODE_REFLECT_Y)
- cfg |= GSC_IN_ROT_XFLIP;
if (rotation & DRM_MODE_REFLECT_X)
+ cfg |= GSC_IN_ROT_XFLIP;
+ if (rotation & DRM_MODE_REFLECT_Y)
cfg |= GSC_IN_ROT_YFLIP;
break;
case DRM_MODE_ROTATE_180:
cfg |= GSC_IN_ROT_180;
- if (rotation & DRM_MODE_REFLECT_Y)
- cfg &= ~GSC_IN_ROT_XFLIP;
if (rotation & DRM_MODE_REFLECT_X)
+ cfg &= ~GSC_IN_ROT_XFLIP;
+ if (rotation & DRM_MODE_REFLECT_Y)
cfg &= ~GSC_IN_ROT_YFLIP;
break;
case DRM_MODE_ROTATE_270:
cfg |= GSC_IN_ROT_270;
- if (rotation & DRM_MODE_REFLECT_Y)
- cfg &= ~GSC_IN_ROT_XFLIP;
if (rotation & DRM_MODE_REFLECT_X)
+ cfg &= ~GSC_IN_ROT_XFLIP;
+ if (rotation & DRM_MODE_REFLECT_Y)
cfg &= ~GSC_IN_ROT_YFLIP;
break;
}
@@ -577,7 +581,7 @@ static void gsc_src_set_size(struct gsc_context *ctx,
cfg &= ~(GSC_SRCIMG_HEIGHT_MASK |
GSC_SRCIMG_WIDTH_MASK);
- cfg |= (GSC_SRCIMG_WIDTH(buf->buf.width) |
+ cfg |= (GSC_SRCIMG_WIDTH(buf->buf.pitch[0] / buf->format->cpp[0]) |
GSC_SRCIMG_HEIGHT(buf->buf.height));
gsc_write(cfg, GSC_SRCIMG_SIZE);
@@ -672,18 +676,25 @@ static void gsc_dst_set_fmt(struct gsc_context *ctx, u32 fmt)
GSC_OUT_CHROMA_ORDER_CRCB);
break;
case DRM_FORMAT_NV21:
- case DRM_FORMAT_NV61:
cfg |= (GSC_OUT_CHROMA_ORDER_CRCB | GSC_OUT_YUV420_2P);
break;
+ case DRM_FORMAT_NV61:
+ cfg |= (GSC_OUT_CHROMA_ORDER_CRCB | GSC_OUT_YUV422_2P);
+ break;
case DRM_FORMAT_YUV422:
+ cfg |= GSC_OUT_YUV422_3P;
+ break;
case DRM_FORMAT_YUV420:
+ cfg |= (GSC_OUT_CHROMA_ORDER_CBCR | GSC_OUT_YUV420_3P);
+ break;
case DRM_FORMAT_YVU420:
- cfg |= GSC_OUT_YUV420_3P;
+ cfg |= (GSC_OUT_CHROMA_ORDER_CRCB | GSC_OUT_YUV420_3P);
break;
case DRM_FORMAT_NV12:
+ cfg |= (GSC_OUT_CHROMA_ORDER_CBCR | GSC_OUT_YUV420_2P);
+ break;
case DRM_FORMAT_NV16:
- cfg |= (GSC_OUT_CHROMA_ORDER_CBCR |
- GSC_OUT_YUV420_2P);
+ cfg |= (GSC_OUT_CHROMA_ORDER_CBCR | GSC_OUT_YUV422_2P);
break;
}
@@ -868,7 +879,7 @@ static void gsc_dst_set_size(struct gsc_context *ctx,
/* original size */
cfg = gsc_read(GSC_DSTIMG_SIZE);
cfg &= ~(GSC_DSTIMG_HEIGHT_MASK | GSC_DSTIMG_WIDTH_MASK);
- cfg |= GSC_DSTIMG_WIDTH(buf->buf.width) |
+ cfg |= GSC_DSTIMG_WIDTH(buf->buf.pitch[0] / buf->format->cpp[0]) |
GSC_DSTIMG_HEIGHT(buf->buf.height);
gsc_write(cfg, GSC_DSTIMG_SIZE);
@@ -1341,7 +1352,7 @@ static const struct drm_exynos_ipp_limit gsc_5420_limits[] = {
};
static const struct drm_exynos_ipp_limit gsc_5433_limits[] = {
- { IPP_SIZE_LIMIT(BUFFER, .h = { 32, 8191, 2 }, .v = { 16, 8191, 2 }) },
+ { IPP_SIZE_LIMIT(BUFFER, .h = { 32, 8191, 16 }, .v = { 16, 8191, 2 }) },
{ IPP_SIZE_LIMIT(AREA, .h = { 16, 4800, 1 }, .v = { 8, 3344, 1 }) },
{ IPP_SIZE_LIMIT(ROTATED, .h = { 32, 2047 }, .v = { 8, 8191 }) },
{ IPP_SCALE_LIMIT(.h = { (1 << 16) / 16, (1 << 16) * 8 },
diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
index 26374e58c557..b435db8fc916 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
@@ -345,27 +345,6 @@ static int exynos_drm_ipp_task_setup_buffer(struct exynos_drm_ipp_buffer *buf,
int ret = 0;
int i;
- /* basic checks */
- if (buf->buf.width == 0 || buf->buf.height == 0)
- return -EINVAL;
- buf->format = drm_format_info(buf->buf.fourcc);
- for (i = 0; i < buf->format->num_planes; i++) {
- unsigned int width = (i == 0) ? buf->buf.width :
- DIV_ROUND_UP(buf->buf.width, buf->format->hsub);
-
- if (buf->buf.pitch[i] == 0)
- buf->buf.pitch[i] = width * buf->format->cpp[i];
- if (buf->buf.pitch[i] < width * buf->format->cpp[i])
- return -EINVAL;
- if (!buf->buf.gem_id[i])
- return -ENOENT;
- }
-
- /* pitch for additional planes must match */
- if (buf->format->num_planes > 2 &&
- buf->buf.pitch[1] != buf->buf.pitch[2])
- return -EINVAL;
-
/* get GEM buffers and check their size */
for (i = 0; i < buf->format->num_planes; i++) {
unsigned int height = (i == 0) ? buf->buf.height :
@@ -428,7 +407,7 @@ enum drm_ipp_size_id {
IPP_LIMIT_BUFFER, IPP_LIMIT_AREA, IPP_LIMIT_ROTATED, IPP_LIMIT_MAX
};
-static const enum drm_ipp_size_id limit_id_fallback[IPP_LIMIT_MAX][4] = {
+static const enum drm_exynos_ipp_limit_type limit_id_fallback[IPP_LIMIT_MAX][4] = {
[IPP_LIMIT_BUFFER] = { DRM_EXYNOS_IPP_LIMIT_SIZE_BUFFER },
[IPP_LIMIT_AREA] = { DRM_EXYNOS_IPP_LIMIT_SIZE_AREA,
DRM_EXYNOS_IPP_LIMIT_SIZE_BUFFER },
@@ -495,12 +474,13 @@ static int exynos_drm_ipp_check_size_limits(struct exynos_drm_ipp_buffer *buf,
enum drm_ipp_size_id id = rotate ? IPP_LIMIT_ROTATED : IPP_LIMIT_AREA;
struct drm_ipp_limit l;
struct drm_exynos_ipp_limit_val *lh = &l.h, *lv = &l.v;
+ int real_width = buf->buf.pitch[0] / buf->format->cpp[0];
if (!limits)
return 0;
__get_size_limit(limits, num_limits, IPP_LIMIT_BUFFER, &l);
- if (!__size_limit_check(buf->buf.width, &l.h) ||
+ if (!__size_limit_check(real_width, &l.h) ||
!__size_limit_check(buf->buf.height, &l.v))
return -EINVAL;
@@ -560,10 +540,62 @@ static int exynos_drm_ipp_check_scale_limits(
return 0;
}
+static int exynos_drm_ipp_check_format(struct exynos_drm_ipp_task *task,
+ struct exynos_drm_ipp_buffer *buf,
+ struct exynos_drm_ipp_buffer *src,
+ struct exynos_drm_ipp_buffer *dst,
+ bool rotate, bool swap)
+{
+ const struct exynos_drm_ipp_formats *fmt;
+ int ret, i;
+
+ fmt = __ipp_format_get(task->ipp, buf->buf.fourcc, buf->buf.modifier,
+ buf == src ? DRM_EXYNOS_IPP_FORMAT_SOURCE :
+ DRM_EXYNOS_IPP_FORMAT_DESTINATION);
+ if (!fmt) {
+ DRM_DEBUG_DRIVER("Task %pK: %s format not supported\n", task,
+ buf == src ? "src" : "dst");
+ return -EINVAL;
+ }
+
+ /* basic checks */
+ if (buf->buf.width == 0 || buf->buf.height == 0)
+ return -EINVAL;
+
+ buf->format = drm_format_info(buf->buf.fourcc);
+ for (i = 0; i < buf->format->num_planes; i++) {
+ unsigned int width = (i == 0) ? buf->buf.width :
+ DIV_ROUND_UP(buf->buf.width, buf->format->hsub);
+
+ if (buf->buf.pitch[i] == 0)
+ buf->buf.pitch[i] = width * buf->format->cpp[i];
+ if (buf->buf.pitch[i] < width * buf->format->cpp[i])
+ return -EINVAL;
+ if (!buf->buf.gem_id[i])
+ return -ENOENT;
+ }
+
+ /* pitch for additional planes must match */
+ if (buf->format->num_planes > 2 &&
+ buf->buf.pitch[1] != buf->buf.pitch[2])
+ return -EINVAL;
+
+ /* check driver limits */
+ ret = exynos_drm_ipp_check_size_limits(buf, fmt->limits,
+ fmt->num_limits,
+ rotate,
+ buf == dst ? swap : false);
+ if (ret)
+ return ret;
+ ret = exynos_drm_ipp_check_scale_limits(&src->rect, &dst->rect,
+ fmt->limits,
+ fmt->num_limits, swap);
+ return ret;
+}
+
static int exynos_drm_ipp_task_check(struct exynos_drm_ipp_task *task)
{
struct exynos_drm_ipp *ipp = task->ipp;
- const struct exynos_drm_ipp_formats *src_fmt, *dst_fmt;
struct exynos_drm_ipp_buffer *src = &task->src, *dst = &task->dst;
unsigned int rotation = task->transform.rotation;
int ret = 0;
@@ -607,37 +639,11 @@ static int exynos_drm_ipp_task_check(struct exynos_drm_ipp_task *task)
return -EINVAL;
}
- src_fmt = __ipp_format_get(ipp, src->buf.fourcc, src->buf.modifier,
- DRM_EXYNOS_IPP_FORMAT_SOURCE);
- if (!src_fmt) {
- DRM_DEBUG_DRIVER("Task %pK: src format not supported\n", task);
- return -EINVAL;
- }
- ret = exynos_drm_ipp_check_size_limits(src, src_fmt->limits,
- src_fmt->num_limits,
- rotate, false);
- if (ret)
- return ret;
- ret = exynos_drm_ipp_check_scale_limits(&src->rect, &dst->rect,
- src_fmt->limits,
- src_fmt->num_limits, swap);
+ ret = exynos_drm_ipp_check_format(task, src, src, dst, rotate, swap);
if (ret)
return ret;
- dst_fmt = __ipp_format_get(ipp, dst->buf.fourcc, dst->buf.modifier,
- DRM_EXYNOS_IPP_FORMAT_DESTINATION);
- if (!dst_fmt) {
- DRM_DEBUG_DRIVER("Task %pK: dst format not supported\n", task);
- return -EINVAL;
- }
- ret = exynos_drm_ipp_check_size_limits(dst, dst_fmt->limits,
- dst_fmt->num_limits,
- false, swap);
- if (ret)
- return ret;
- ret = exynos_drm_ipp_check_scale_limits(&src->rect, &dst->rect,
- dst_fmt->limits,
- dst_fmt->num_limits, swap);
+ ret = exynos_drm_ipp_check_format(task, dst, src, dst, false, swap);
if (ret)
return ret;
diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c
index 38a2a7f1204b..7098c6d35266 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c
@@ -132,7 +132,7 @@ static void exynos_drm_plane_reset(struct drm_plane *plane)
if (plane->state) {
exynos_state = to_exynos_plane_state(plane->state);
if (exynos_state->base.fb)
- drm_framebuffer_unreference(exynos_state->base.fb);
+ drm_framebuffer_put(exynos_state->base.fb);
kfree(exynos_state);
plane->state = NULL;
}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
index 1a76dd3d52e1..a820a68429b9 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
@@ -168,9 +168,9 @@ static void rotator_dst_set_transf(struct rot_context *rot,
val &= ~ROT_CONTROL_FLIP_MASK;
if (rotation & DRM_MODE_REFLECT_X)
- val |= ROT_CONTROL_FLIP_HORIZONTAL;
- if (rotation & DRM_MODE_REFLECT_Y)
val |= ROT_CONTROL_FLIP_VERTICAL;
+ if (rotation & DRM_MODE_REFLECT_Y)
+ val |= ROT_CONTROL_FLIP_HORIZONTAL;
val &= ~ROT_CONTROL_ROT_MASK;
diff --git a/drivers/gpu/drm/exynos/exynos_drm_scaler.c b/drivers/gpu/drm/exynos/exynos_drm_scaler.c
index 91d4382343d0..0ddb6eec7b11 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_scaler.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_scaler.c
@@ -30,6 +30,7 @@
#define scaler_write(cfg, offset) writel(cfg, scaler->regs + (offset))
#define SCALER_MAX_CLK 4
#define SCALER_AUTOSUSPEND_DELAY 2000
+#define SCALER_RESET_WAIT_RETRIES 100
struct scaler_data {
const char *clk_name[SCALER_MAX_CLK];
@@ -51,9 +52,9 @@ struct scaler_context {
static u32 scaler_get_format(u32 drm_fmt)
{
switch (drm_fmt) {
- case DRM_FORMAT_NV21:
- return SCALER_YUV420_2P_UV;
case DRM_FORMAT_NV12:
+ return SCALER_YUV420_2P_UV;
+ case DRM_FORMAT_NV21:
return SCALER_YUV420_2P_VU;
case DRM_FORMAT_YUV420:
return SCALER_YUV420_3P;
@@ -63,15 +64,15 @@ static u32 scaler_get_format(u32 drm_fmt)
return SCALER_YUV422_1P_UYVY;
case DRM_FORMAT_YVYU:
return SCALER_YUV422_1P_YVYU;
- case DRM_FORMAT_NV61:
- return SCALER_YUV422_2P_UV;
case DRM_FORMAT_NV16:
+ return SCALER_YUV422_2P_UV;
+ case DRM_FORMAT_NV61:
return SCALER_YUV422_2P_VU;
case DRM_FORMAT_YUV422:
return SCALER_YUV422_3P;
- case DRM_FORMAT_NV42:
- return SCALER_YUV444_2P_UV;
case DRM_FORMAT_NV24:
+ return SCALER_YUV444_2P_UV;
+ case DRM_FORMAT_NV42:
return SCALER_YUV444_2P_VU;
case DRM_FORMAT_YUV444:
return SCALER_YUV444_3P;
@@ -100,6 +101,23 @@ static u32 scaler_get_format(u32 drm_fmt)
return 0;
}
+static inline int scaler_reset(struct scaler_context *scaler)
+{
+ int retry = SCALER_RESET_WAIT_RETRIES;
+
+ scaler_write(SCALER_CFG_SOFT_RESET, SCALER_CFG);
+ do {
+ cpu_relax();
+ } while (retry > 1 &&
+ scaler_read(SCALER_CFG) & SCALER_CFG_SOFT_RESET);
+ do {
+ cpu_relax();
+ scaler_write(1, SCALER_INT_EN);
+ } while (retry > 0 && scaler_read(SCALER_INT_EN) != 1);
+
+ return retry ? 0 : -EIO;
+}
+
static inline void scaler_enable_int(struct scaler_context *scaler)
{
u32 val;
@@ -354,9 +372,13 @@ static int scaler_commit(struct exynos_drm_ipp *ipp,
u32 dst_fmt = scaler_get_format(task->dst.buf.fourcc);
struct drm_exynos_ipp_task_rect *dst_pos = &task->dst.rect;
- scaler->task = task;
-
pm_runtime_get_sync(scaler->dev);
+ if (scaler_reset(scaler)) {
+ pm_runtime_put(scaler->dev);
+ return -EIO;
+ }
+
+ scaler->task = task;
scaler_set_src_fmt(scaler, src_fmt);
scaler_set_src_base(scaler, &task->src);
@@ -394,7 +416,11 @@ static inline void scaler_disable_int(struct scaler_context *scaler)
static inline u32 scaler_get_int_status(struct scaler_context *scaler)
{
- return scaler_read(SCALER_INT_STATUS);
+ u32 val = scaler_read(SCALER_INT_STATUS);
+
+ scaler_write(val, SCALER_INT_STATUS);
+
+ return val;
}
static inline int scaler_task_done(u32 val)
diff --git a/drivers/gpu/drm/exynos/regs-gsc.h b/drivers/gpu/drm/exynos/regs-gsc.h
index 4704a993cbb7..16b39734115c 100644
--- a/drivers/gpu/drm/exynos/regs-gsc.h
+++ b/drivers/gpu/drm/exynos/regs-gsc.h
@@ -138,6 +138,7 @@
#define GSC_OUT_YUV420_3P (3 << 4)
#define GSC_OUT_YUV422_1P (4 << 4)
#define GSC_OUT_YUV422_2P (5 << 4)
+#define GSC_OUT_YUV422_3P (6 << 4)
#define GSC_OUT_YUV444 (7 << 4)
#define GSC_OUT_TILE_TYPE_MASK (1 << 2)
#define GSC_OUT_TILE_C_16x8 (0 << 2)
diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c
index 6d8180e8d1e2..4b072ade8c38 100644
--- a/drivers/gpu/drm/i915/gvt/display.c
+++ b/drivers/gpu/drm/i915/gvt/display.c
@@ -196,7 +196,7 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu)
~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK |
TRANS_DDI_PORT_MASK);
vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) |=
- (TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DP_SST |
+ (TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DVI |
(PORT_B << TRANS_DDI_PORT_SHIFT) |
TRANS_DDI_FUNC_ENABLE);
if (IS_BROADWELL(dev_priv)) {
@@ -216,7 +216,7 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu)
~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK |
TRANS_DDI_PORT_MASK);
vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) |=
- (TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DP_SST |
+ (TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DVI |
(PORT_C << TRANS_DDI_PORT_SHIFT) |
TRANS_DDI_FUNC_ENABLE);
if (IS_BROADWELL(dev_priv)) {
@@ -236,7 +236,7 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu)
~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK |
TRANS_DDI_PORT_MASK);
vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) |=
- (TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DP_SST |
+ (TRANS_DDI_BPC_8 | TRANS_DDI_MODE_SELECT_DVI |
(PORT_D << TRANS_DDI_PORT_SHIFT) |
TRANS_DDI_FUNC_ENABLE);
if (IS_BROADWELL(dev_priv)) {
diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c
index 23296547da95..4efec8fa6c1d 100644
--- a/drivers/gpu/drm/i915/gvt/gtt.c
+++ b/drivers/gpu/drm/i915/gvt/gtt.c
@@ -1592,6 +1592,7 @@ static struct intel_vgpu_mm *intel_vgpu_create_ggtt_mm(struct intel_vgpu *vgpu)
vgpu_free_mm(mm);
return ERR_PTR(-ENOMEM);
}
+ mm->ggtt_mm.last_partial_off = -1UL;
return mm;
}
@@ -1616,6 +1617,7 @@ void _intel_vgpu_mm_release(struct kref *mm_ref)
invalidate_ppgtt_mm(mm);
} else {
vfree(mm->ggtt_mm.virtual_ggtt);
+ mm->ggtt_mm.last_partial_off = -1UL;
}
vgpu_free_mm(mm);
@@ -1868,6 +1870,62 @@ static int emulate_ggtt_mmio_write(struct intel_vgpu *vgpu, unsigned int off,
memcpy((void *)&e.val64 + (off & (info->gtt_entry_size - 1)), p_data,
bytes);
+ /* If ggtt entry size is 8 bytes, and it's split into two 4 bytes
+ * write, we assume the two 4 bytes writes are consecutive.
+ * Otherwise, we abort and report error
+ */
+ if (bytes < info->gtt_entry_size) {
+ if (ggtt_mm->ggtt_mm.last_partial_off == -1UL) {
+ /* the first partial part*/
+ ggtt_mm->ggtt_mm.last_partial_off = off;
+ ggtt_mm->ggtt_mm.last_partial_data = e.val64;
+ return 0;
+ } else if ((g_gtt_index ==
+ (ggtt_mm->ggtt_mm.last_partial_off >>
+ info->gtt_entry_size_shift)) &&
+ (off != ggtt_mm->ggtt_mm.last_partial_off)) {
+ /* the second partial part */
+
+ int last_off = ggtt_mm->ggtt_mm.last_partial_off &
+ (info->gtt_entry_size - 1);
+
+ memcpy((void *)&e.val64 + last_off,
+ (void *)&ggtt_mm->ggtt_mm.last_partial_data +
+ last_off, bytes);
+
+ ggtt_mm->ggtt_mm.last_partial_off = -1UL;
+ } else {
+ int last_offset;
+
+ gvt_vgpu_err("failed to populate guest ggtt entry: abnormal ggtt entry write sequence, last_partial_off=%lx, offset=%x, bytes=%d, ggtt entry size=%d\n",
+ ggtt_mm->ggtt_mm.last_partial_off, off,
+ bytes, info->gtt_entry_size);
+
+ /* set host ggtt entry to scratch page and clear
+ * virtual ggtt entry as not present for last
+ * partially write offset
+ */
+ last_offset = ggtt_mm->ggtt_mm.last_partial_off &
+ (~(info->gtt_entry_size - 1));
+
+ ggtt_get_host_entry(ggtt_mm, &m, last_offset);
+ ggtt_invalidate_pte(vgpu, &m);
+ ops->set_pfn(&m, gvt->gtt.scratch_mfn);
+ ops->clear_present(&m);
+ ggtt_set_host_entry(ggtt_mm, &m, last_offset);
+ ggtt_invalidate(gvt->dev_priv);
+
+ ggtt_get_guest_entry(ggtt_mm, &e, last_offset);
+ ops->clear_present(&e);
+ ggtt_set_guest_entry(ggtt_mm, &e, last_offset);
+
+ ggtt_mm->ggtt_mm.last_partial_off = off;
+ ggtt_mm->ggtt_mm.last_partial_data = e.val64;
+
+ return 0;
+ }
+ }
+
if (ops->test_present(&e)) {
gfn = ops->get_pfn(&e);
m = e;
diff --git a/drivers/gpu/drm/i915/gvt/gtt.h b/drivers/gpu/drm/i915/gvt/gtt.h
index 3792f2b7f4ff..97e62647418a 100644
--- a/drivers/gpu/drm/i915/gvt/gtt.h
+++ b/drivers/gpu/drm/i915/gvt/gtt.h
@@ -150,6 +150,8 @@ struct intel_vgpu_mm {
} ppgtt_mm;
struct {
void *virtual_ggtt;
+ unsigned long last_partial_off;
+ u64 last_partial_data;
} ggtt_mm;
};
};
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index d44ad7bc1e94..17c5097721e8 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2002,7 +2002,6 @@ int i915_gem_fault(struct vm_fault *vmf)
bool write = !!(vmf->flags & FAULT_FLAG_WRITE);
struct i915_vma *vma;
pgoff_t page_offset;
- unsigned int flags;
int ret;
/* We don't use vmf->pgoff since that has the fake offset */
@@ -2038,27 +2037,34 @@ int i915_gem_fault(struct vm_fault *vmf)
goto err_unlock;
}
- /* If the object is smaller than a couple of partial vma, it is
- * not worth only creating a single partial vma - we may as well
- * clear enough space for the full object.
- */
- flags = PIN_MAPPABLE;
- if (obj->base.size > 2 * MIN_CHUNK_PAGES << PAGE_SHIFT)
- flags |= PIN_NONBLOCK | PIN_NONFAULT;
/* Now pin it into the GTT as needed */
- vma = i915_gem_object_ggtt_pin(obj, NULL, 0, 0, flags);
+ vma = i915_gem_object_ggtt_pin(obj, NULL, 0, 0,
+ PIN_MAPPABLE |
+ PIN_NONBLOCK |
+ PIN_NONFAULT);
if (IS_ERR(vma)) {
/* Use a partial view if it is bigger than available space */
struct i915_ggtt_view view =
compute_partial_view(obj, page_offset, MIN_CHUNK_PAGES);
+ unsigned int flags;
- /* Userspace is now writing through an untracked VMA, abandon
+ flags = PIN_MAPPABLE;
+ if (view.type == I915_GGTT_VIEW_NORMAL)
+ flags |= PIN_NONBLOCK; /* avoid warnings for pinned */
+
+ /*
+ * Userspace is now writing through an untracked VMA, abandon
* all hope that the hardware is able to track future writes.
*/
obj->frontbuffer_ggtt_origin = ORIGIN_CPU;
- vma = i915_gem_object_ggtt_pin(obj, &view, 0, 0, PIN_MAPPABLE);
+ vma = i915_gem_object_ggtt_pin(obj, &view, 0, 0, flags);
+ if (IS_ERR(vma) && !view.type) {
+ flags = PIN_MAPPABLE;
+ view.type = I915_GGTT_VIEW_PARTIAL;
+ vma = i915_gem_object_ggtt_pin(obj, &view, 0, 0, flags);
+ }
}
if (IS_ERR(vma)) {
ret = PTR_ERR(vma);
diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c
index 9324d476e0a7..0531c01c3604 100644
--- a/drivers/gpu/drm/i915/i915_vma.c
+++ b/drivers/gpu/drm/i915/i915_vma.c
@@ -109,7 +109,7 @@ vma_create(struct drm_i915_gem_object *obj,
obj->base.size >> PAGE_SHIFT));
vma->size = view->partial.size;
vma->size <<= PAGE_SHIFT;
- GEM_BUG_ON(vma->size >= obj->base.size);
+ GEM_BUG_ON(vma->size > obj->base.size);
} else if (view->type == I915_GGTT_VIEW_ROTATED) {
vma->size = intel_rotation_info_size(&view->rotated);
vma->size <<= PAGE_SHIFT;
diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c
index 2ebdc6d5a76e..d5583190f3e4 100644
--- a/drivers/gpu/drm/udl/udl_fb.c
+++ b/drivers/gpu/drm/udl/udl_fb.c
@@ -137,7 +137,10 @@ int udl_handle_damage(struct udl_framebuffer *fb, int x, int y,
if (cmd > (char *) urb->transfer_buffer) {
/* Send partial buffer remaining before exiting */
- int len = cmd - (char *) urb->transfer_buffer;
+ int len;
+ if (cmd < (char *) urb->transfer_buffer + urb->transfer_buffer_length)
+ *cmd++ = 0xAF;
+ len = cmd - (char *) urb->transfer_buffer;
ret = udl_submit_urb(dev, urb, len);
bytes_sent += len;
} else
diff --git a/drivers/gpu/drm/udl/udl_transfer.c b/drivers/gpu/drm/udl/udl_transfer.c
index 0c87b1ac6b68..b992644c17e6 100644
--- a/drivers/gpu/drm/udl/udl_transfer.c
+++ b/drivers/gpu/drm/udl/udl_transfer.c
@@ -153,11 +153,11 @@ static void udl_compress_hline16(
raw_pixels_count_byte = cmd++; /* we'll know this later */
raw_pixel_start = pixel;
- cmd_pixel_end = pixel + (min(MAX_CMD_PIXELS + 1,
- min((int)(pixel_end - pixel) / bpp,
- (int)(cmd_buffer_end - cmd) / 2))) * bpp;
+ cmd_pixel_end = pixel + min3(MAX_CMD_PIXELS + 1UL,
+ (unsigned long)(pixel_end - pixel) / bpp,
+ (unsigned long)(cmd_buffer_end - 1 - cmd) / 2) * bpp;
- prefetch_range((void *) pixel, (cmd_pixel_end - pixel) * bpp);
+ prefetch_range((void *) pixel, cmd_pixel_end - pixel);
pixel_val16 = get_pixel_val16(pixel, bpp);
while (pixel < cmd_pixel_end) {
@@ -193,6 +193,9 @@ static void udl_compress_hline16(
if (pixel > raw_pixel_start) {
/* finalize last RAW span */
*raw_pixels_count_byte = ((pixel-raw_pixel_start) / bpp) & 0xFF;
+ } else {
+ /* undo unused byte */
+ cmd--;
}
*cmd_pixels_count_byte = ((pixel - cmd_pixel_start) / bpp) & 0xFF;
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index f858cc72011d..3942ee61bd1c 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1952,6 +1952,8 @@ static int hid_device_probe(struct device *dev)
}
hdev->io_started = false;
+ clear_bit(ffs(HID_STAT_REPROBED), &hdev->status);
+
if (!hdev->driver) {
id = hid_match_device(hdev, hdrv);
if (id == NULL) {
@@ -2215,7 +2217,8 @@ static int __hid_bus_reprobe_drivers(struct device *dev, void *data)
struct hid_device *hdev = to_hid_device(dev);
if (hdev->driver == hdrv &&
- !hdrv->match(hdev, hid_ignore_special_drivers))
+ !hdrv->match(hdev, hid_ignore_special_drivers) &&
+ !test_and_set_bit(ffs(HID_STAT_REPROBED), &hdev->status))
return device_reprobe(dev);
return 0;
diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index 8469b6964ff6..b48100236df8 100644
--- a/drivers/hid/hid-debug.c
+++ b/drivers/hid/hid-debug.c
@@ -1154,6 +1154,8 @@ copy_rest:
goto out;
if (list->tail > list->head) {
len = list->tail - list->head;
+ if (len > count)
+ len = count;
if (copy_to_user(buffer + ret, &list->hid_debug_buf[list->head], len)) {
ret = -EFAULT;
@@ -1163,6 +1165,8 @@ copy_rest:
list->head += len;
} else {
len = HID_DEBUG_BUFSIZE - list->head;
+ if (len > count)
+ len = count;
if (copy_to_user(buffer, &list->hid_debug_buf[list->head], len)) {
ret = -EFAULT;
@@ -1170,7 +1174,9 @@ copy_rest:
}
list->head = 0;
ret += len;
- goto copy_rest;
+ count -= len;
+ if (count > 0)
+ goto copy_rest;
}
}
diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index c1652bb7bd15..eae0cb3ddec6 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -484,7 +484,7 @@ static void i2c_hid_get_input(struct i2c_hid *ihid)
return;
}
- if ((ret_size > size) || (ret_size <= 2)) {
+ if ((ret_size > size) || (ret_size < 2)) {
dev_err(&ihid->client->dev, "%s: incomplete report (%d/%d)\n",
__func__, size, ret_size);
return;
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c
index e3ce233f8bdc..23872d08308c 100644
--- a/drivers/hid/usbhid/hiddev.c
+++ b/drivers/hid/usbhid/hiddev.c
@@ -36,6 +36,7 @@
#include <linux/hiddev.h>
#include <linux/compat.h>
#include <linux/vmalloc.h>
+#include <linux/nospec.h>
#include "usbhid.h"
#ifdef CONFIG_USB_DYNAMIC_MINORS
@@ -469,10 +470,14 @@ static noinline int hiddev_ioctl_usage(struct hiddev *hiddev, unsigned int cmd,
if (uref->field_index >= report->maxfield)
goto inval;
+ uref->field_index = array_index_nospec(uref->field_index,
+ report->maxfield);
field = report->field[uref->field_index];
if (uref->usage_index >= field->maxusage)
goto inval;
+ uref->usage_index = array_index_nospec(uref->usage_index,
+ field->maxusage);
uref->usage_code = field->usage[uref->usage_index].hid;
@@ -499,6 +504,8 @@ static noinline int hiddev_ioctl_usage(struct hiddev *hiddev, unsigned int cmd,
if (uref->field_index >= report->maxfield)
goto inval;
+ uref->field_index = array_index_nospec(uref->field_index,
+ report->maxfield);
field = report->field[uref->field_index];
@@ -753,6 +760,8 @@ static long hiddev_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
if (finfo.field_index >= report->maxfield)
break;
+ finfo.field_index = array_index_nospec(finfo.field_index,
+ report->maxfield);
field = report->field[finfo.field_index];
memset(&finfo, 0, sizeof(finfo));
@@ -797,6 +806,8 @@ static long hiddev_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
if (cinfo.index >= hid->maxcollection)
break;
+ cinfo.index = array_index_nospec(cinfo.index,
+ hid->maxcollection);
cinfo.type = hid->collection[cinfo.index].type;
cinfo.usage = hid->collection[cinfo.index].usage;
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index 0bb44d0088ed..ad7afa74d365 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -3365,8 +3365,14 @@ void wacom_setup_device_quirks(struct wacom *wacom)
if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
features->device_type |= WACOM_DEVICETYPE_PAD;
- features->x_max = 4096;
- features->y_max = 4096;
+ if (features->type == INTUOSHT2) {
+ features->x_max = features->x_max / 10;
+ features->y_max = features->y_max / 10;
+ }
+ else {
+ features->x_max = 4096;
+ features->y_max = 4096;
+ }
}
else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
features->device_type |= WACOM_DEVICETYPE_PAD;
diff --git a/drivers/i2c/busses/i2c-cht-wc.c b/drivers/i2c/busses/i2c-cht-wc.c
index 44cffad43701..c4d176f5ed79 100644
--- a/drivers/i2c/busses/i2c-cht-wc.c
+++ b/drivers/i2c/busses/i2c-cht-wc.c
@@ -234,7 +234,8 @@ static const struct irq_chip cht_wc_i2c_irq_chip = {
.name = "cht_wc_ext_chrg_irq_chip",
};
-static const char * const bq24190_suppliers[] = { "fusb302-typec-source" };
+static const char * const bq24190_suppliers[] = {
+ "tcpm-source-psy-i2c-fusb302" };
static const struct property_entry bq24190_props[] = {
PROPERTY_ENTRY_STRING_ARRAY("supplied-from", bq24190_suppliers),
diff --git a/drivers/i2c/busses/i2c-stu300.c b/drivers/i2c/busses/i2c-stu300.c
index e866c481bfc3..fce52bdab2b7 100644
--- a/drivers/i2c/busses/i2c-stu300.c
+++ b/drivers/i2c/busses/i2c-stu300.c
@@ -127,7 +127,7 @@ enum stu300_error {
/*
* The number of address send athemps tried before giving up.
- * If the first one failes it seems like 5 to 8 attempts are required.
+ * If the first one fails it seems like 5 to 8 attempts are required.
*/
#define NUM_ADDR_RESEND_ATTEMPTS 12
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index 5fccd1f1bca8..797def5319f1 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -545,6 +545,14 @@ static int tegra_i2c_disable_packet_mode(struct tegra_i2c_dev *i2c_dev)
{
u32 cnfg;
+ /*
+ * NACK interrupt is generated before the I2C controller generates
+ * the STOP condition on the bus. So wait for 2 clock periods
+ * before disabling the controller so that the STOP condition has
+ * been delivered properly.
+ */
+ udelay(DIV_ROUND_UP(2 * 1000000, i2c_dev->bus_clk_rate));
+
cnfg = i2c_readl(i2c_dev, I2C_CNFG);
if (cnfg & I2C_CNFG_PACKET_MODE_EN)
i2c_writel(i2c_dev, cnfg & ~I2C_CNFG_PACKET_MODE_EN, I2C_CNFG);
@@ -706,15 +714,6 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
if (likely(i2c_dev->msg_err == I2C_ERR_NONE))
return 0;
- /*
- * NACK interrupt is generated before the I2C controller generates
- * the STOP condition on the bus. So wait for 2 clock periods
- * before resetting the controller so that the STOP condition has
- * been delivered properly.
- */
- if (i2c_dev->msg_err == I2C_ERR_NO_ACK)
- udelay(DIV_ROUND_UP(2 * 1000000, i2c_dev->bus_clk_rate));
-
tegra_i2c_init(i2c_dev);
if (i2c_dev->msg_err == I2C_ERR_NO_ACK) {
if (msg->flags & I2C_M_IGNORE_NAK)
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c
index 31d16ada6e7d..301285c54603 100644
--- a/drivers/i2c/i2c-core-base.c
+++ b/drivers/i2c/i2c-core-base.c
@@ -198,7 +198,16 @@ int i2c_generic_scl_recovery(struct i2c_adapter *adap)
val = !val;
bri->set_scl(adap, val);
- ndelay(RECOVERY_NDELAY);
+
+ /*
+ * If we can set SDA, we will always create STOP here to ensure
+ * the additional pulses will do no harm. This is achieved by
+ * letting SDA follow SCL half a cycle later.
+ */
+ ndelay(RECOVERY_NDELAY / 2);
+ if (bri->set_sda)
+ bri->set_sda(adap, val);
+ ndelay(RECOVERY_NDELAY / 2);
}
/* check if recovery actually succeeded */
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 3e90b6a1d9d2..cc06e8404e9b 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -3488,8 +3488,8 @@ int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file,
struct ib_flow_attr *flow_attr;
struct ib_qp *qp;
struct ib_uflow_resources *uflow_res;
+ struct ib_uverbs_flow_spec_hdr *kern_spec;
int err = 0;
- void *kern_spec;
void *ib_spec;
int i;
@@ -3538,8 +3538,8 @@ int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file,
if (!kern_flow_attr)
return -ENOMEM;
- memcpy(kern_flow_attr, &cmd.flow_attr, sizeof(*kern_flow_attr));
- err = ib_copy_from_udata(kern_flow_attr + 1, ucore,
+ *kern_flow_attr = cmd.flow_attr;
+ err = ib_copy_from_udata(&kern_flow_attr->flow_specs, ucore,
cmd.flow_attr.size);
if (err)
goto err_free_attr;
@@ -3559,6 +3559,11 @@ int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file,
goto err_uobj;
}
+ if (qp->qp_type != IB_QPT_UD && qp->qp_type != IB_QPT_RAW_PACKET) {
+ err = -EINVAL;
+ goto err_put;
+ }
+
flow_attr = kzalloc(struct_size(flow_attr, flows,
cmd.flow_attr.num_of_specs), GFP_KERNEL);
if (!flow_attr) {
@@ -3578,21 +3583,22 @@ int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file,
flow_attr->flags = kern_flow_attr->flags;
flow_attr->size = sizeof(*flow_attr);
- kern_spec = kern_flow_attr + 1;
+ kern_spec = kern_flow_attr->flow_specs;
ib_spec = flow_attr + 1;
for (i = 0; i < flow_attr->num_of_specs &&
- cmd.flow_attr.size > offsetof(struct ib_uverbs_flow_spec, reserved) &&
- cmd.flow_attr.size >=
- ((struct ib_uverbs_flow_spec *)kern_spec)->size; i++) {
- err = kern_spec_to_ib_spec(file->ucontext, kern_spec, ib_spec,
- uflow_res);
+ cmd.flow_attr.size >= sizeof(*kern_spec) &&
+ cmd.flow_attr.size >= kern_spec->size;
+ i++) {
+ err = kern_spec_to_ib_spec(
+ file->ucontext, (struct ib_uverbs_flow_spec *)kern_spec,
+ ib_spec, uflow_res);
if (err)
goto err_free;
flow_attr->size +=
((union ib_flow_spec *) ib_spec)->size;
- cmd.flow_attr.size -= ((struct ib_uverbs_flow_spec *)kern_spec)->size;
- kern_spec += ((struct ib_uverbs_flow_spec *) kern_spec)->size;
+ cmd.flow_attr.size -= kern_spec->size;
+ kern_spec = ((void *)kern_spec) + kern_spec->size;
ib_spec += ((union ib_flow_spec *) ib_spec)->size;
}
if (cmd.flow_attr.size || (i != flow_attr->num_of_specs)) {
diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c
index 1445918e3239..7b76e6f81aeb 100644
--- a/drivers/infiniband/hw/cxgb4/mem.c
+++ b/drivers/infiniband/hw/cxgb4/mem.c
@@ -774,7 +774,7 @@ static int c4iw_set_page(struct ib_mr *ibmr, u64 addr)
{
struct c4iw_mr *mhp = to_c4iw_mr(ibmr);
- if (unlikely(mhp->mpl_len == mhp->max_mpl_len))
+ if (unlikely(mhp->mpl_len == mhp->attr.pbl_size))
return -ENOMEM;
mhp->mpl[mhp->mpl_len++] = addr;
diff --git a/drivers/infiniband/hw/hfi1/rc.c b/drivers/infiniband/hw/hfi1/rc.c
index 1a1a47ac53c6..f15c93102081 100644
--- a/drivers/infiniband/hw/hfi1/rc.c
+++ b/drivers/infiniband/hw/hfi1/rc.c
@@ -271,7 +271,7 @@ int hfi1_make_rc_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps)
lockdep_assert_held(&qp->s_lock);
ps->s_txreq = get_txreq(ps->dev, qp);
- if (IS_ERR(ps->s_txreq))
+ if (!ps->s_txreq)
goto bail_no_tx;
if (priv->hdr_type == HFI1_PKT_TYPE_9B) {
diff --git a/drivers/infiniband/hw/hfi1/uc.c b/drivers/infiniband/hw/hfi1/uc.c
index b7b671017e59..e254dcec6f64 100644
--- a/drivers/infiniband/hw/hfi1/uc.c
+++ b/drivers/infiniband/hw/hfi1/uc.c
@@ -1,5 +1,5 @@
/*
- * Copyright(c) 2015, 2016 Intel Corporation.
+ * Copyright(c) 2015 - 2018 Intel Corporation.
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
@@ -72,7 +72,7 @@ int hfi1_make_uc_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps)
int middle = 0;
ps->s_txreq = get_txreq(ps->dev, qp);
- if (IS_ERR(ps->s_txreq))
+ if (!ps->s_txreq)
goto bail_no_tx;
if (!(ib_rvt_state_ops[qp->state] & RVT_PROCESS_SEND_OK)) {
diff --git a/drivers/infiniband/hw/hfi1/ud.c b/drivers/infiniband/hw/hfi1/ud.c
index 1ab332f1866e..70d39fc450a1 100644
--- a/drivers/infiniband/hw/hfi1/ud.c
+++ b/drivers/infiniband/hw/hfi1/ud.c
@@ -1,5 +1,5 @@
/*
- * Copyright(c) 2015, 2016 Intel Corporation.
+ * Copyright(c) 2015 - 2018 Intel Corporation.
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
@@ -503,7 +503,7 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps)
u32 lid;
ps->s_txreq = get_txreq(ps->dev, qp);
- if (IS_ERR(ps->s_txreq))
+ if (!ps->s_txreq)
goto bail_no_tx;
if (!(ib_rvt_state_ops[qp->state] & RVT_PROCESS_NEXT_SEND_OK)) {
diff --git a/drivers/infiniband/hw/hfi1/verbs_txreq.c b/drivers/infiniband/hw/hfi1/verbs_txreq.c
index 873e48ea923f..c4ab2d5b4502 100644
--- a/drivers/infiniband/hw/hfi1/verbs_txreq.c
+++ b/drivers/infiniband/hw/hfi1/verbs_txreq.c
@@ -1,5 +1,5 @@
/*
- * Copyright(c) 2016 - 2017 Intel Corporation.
+ * Copyright(c) 2016 - 2018 Intel Corporation.
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
@@ -94,7 +94,7 @@ struct verbs_txreq *__get_txreq(struct hfi1_ibdev *dev,
struct rvt_qp *qp)
__must_hold(&qp->s_lock)
{
- struct verbs_txreq *tx = ERR_PTR(-EBUSY);
+ struct verbs_txreq *tx = NULL;
write_seqlock(&dev->txwait_lock);
if (ib_rvt_state_ops[qp->state] & RVT_PROCESS_RECV_OK) {
diff --git a/drivers/infiniband/hw/hfi1/verbs_txreq.h b/drivers/infiniband/hw/hfi1/verbs_txreq.h
index 729244c3086c..1c19bbc764b2 100644
--- a/drivers/infiniband/hw/hfi1/verbs_txreq.h
+++ b/drivers/infiniband/hw/hfi1/verbs_txreq.h
@@ -1,5 +1,5 @@
/*
- * Copyright(c) 2016 Intel Corporation.
+ * Copyright(c) 2016 - 2018 Intel Corporation.
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
@@ -83,7 +83,7 @@ static inline struct verbs_txreq *get_txreq(struct hfi1_ibdev *dev,
if (unlikely(!tx)) {
/* call slow path to get the lock */
tx = __get_txreq(dev, qp);
- if (IS_ERR(tx))
+ if (!tx)
return tx;
}
tx->qp = qp;
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index e3e330f59c2c..b3ba9a222550 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -6113,7 +6113,7 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev)
dev->num_ports = max(MLX5_CAP_GEN(mdev, num_ports),
MLX5_CAP_GEN(mdev, num_vhca_ports));
- if (MLX5_VPORT_MANAGER(mdev) &&
+ if (MLX5_ESWITCH_MANAGER(mdev) &&
mlx5_ib_eswitch_mode(mdev->priv.eswitch) == SRIOV_OFFLOADS) {
dev->rep = mlx5_ib_vport_rep(mdev->priv.eswitch, 0);
diff --git a/drivers/infiniband/hw/mlx5/srq.c b/drivers/infiniband/hw/mlx5/srq.c
index 0af7b7905550..f5de5adc9b1a 100644
--- a/drivers/infiniband/hw/mlx5/srq.c
+++ b/drivers/infiniband/hw/mlx5/srq.c
@@ -266,18 +266,24 @@ struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd,
desc_size = sizeof(struct mlx5_wqe_srq_next_seg) +
srq->msrq.max_gs * sizeof(struct mlx5_wqe_data_seg);
- if (desc_size == 0 || srq->msrq.max_gs > desc_size)
- return ERR_PTR(-EINVAL);
+ if (desc_size == 0 || srq->msrq.max_gs > desc_size) {
+ err = -EINVAL;
+ goto err_srq;
+ }
desc_size = roundup_pow_of_two(desc_size);
desc_size = max_t(size_t, 32, desc_size);
- if (desc_size < sizeof(struct mlx5_wqe_srq_next_seg))
- return ERR_PTR(-EINVAL);
+ if (desc_size < sizeof(struct mlx5_wqe_srq_next_seg)) {
+ err = -EINVAL;
+ goto err_srq;
+ }
srq->msrq.max_avail_gather = (desc_size - sizeof(struct mlx5_wqe_srq_next_seg)) /
sizeof(struct mlx5_wqe_data_seg);
srq->msrq.wqe_shift = ilog2(desc_size);
buf_size = srq->msrq.max * desc_size;
- if (buf_size < desc_size)
- return ERR_PTR(-EINVAL);
+ if (buf_size < desc_size) {
+ err = -EINVAL;
+ goto err_srq;
+ }
in.type = init_attr->srq_type;
if (pd->uobject)
diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index e055d228bfb9..689ffe538370 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -142,7 +142,6 @@ config DMAR_TABLE
config INTEL_IOMMU
bool "Support for Intel IOMMU using DMA Remapping Devices"
depends on PCI_MSI && ACPI && (X86 || IA64_GENERIC)
- select DMA_DIRECT_OPS
select IOMMU_API
select IOMMU_IOVA
select NEED_DMA_MAP_STATE
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 14e4b3722428..b344a883f116 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -31,7 +31,6 @@
#include <linux/pci.h>
#include <linux/dmar.h>
#include <linux/dma-mapping.h>
-#include <linux/dma-direct.h>
#include <linux/mempool.h>
#include <linux/memory.h>
#include <linux/cpu.h>
@@ -3713,30 +3712,61 @@ static void *intel_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t flags,
unsigned long attrs)
{
- void *vaddr;
+ struct page *page = NULL;
+ int order;
- vaddr = dma_direct_alloc(dev, size, dma_handle, flags, attrs);
- if (iommu_no_mapping(dev) || !vaddr)
- return vaddr;
+ size = PAGE_ALIGN(size);
+ order = get_order(size);
- *dma_handle = __intel_map_single(dev, virt_to_phys(vaddr),
- PAGE_ALIGN(size), DMA_BIDIRECTIONAL,
- dev->coherent_dma_mask);
- if (!*dma_handle)
- goto out_free_pages;
- return vaddr;
+ if (!iommu_no_mapping(dev))
+ flags &= ~(GFP_DMA | GFP_DMA32);
+ else if (dev->coherent_dma_mask < dma_get_required_mask(dev)) {
+ if (dev->coherent_dma_mask < DMA_BIT_MASK(32))
+ flags |= GFP_DMA;
+ else
+ flags |= GFP_DMA32;
+ }
+
+ if (gfpflags_allow_blocking(flags)) {
+ unsigned int count = size >> PAGE_SHIFT;
+
+ page = dma_alloc_from_contiguous(dev, count, order, flags);
+ if (page && iommu_no_mapping(dev) &&
+ page_to_phys(page) + size > dev->coherent_dma_mask) {
+ dma_release_from_contiguous(dev, page, count);
+ page = NULL;
+ }
+ }
+
+ if (!page)
+ page = alloc_pages(flags, order);
+ if (!page)
+ return NULL;
+ memset(page_address(page), 0, size);
+
+ *dma_handle = __intel_map_single(dev, page_to_phys(page), size,
+ DMA_BIDIRECTIONAL,
+ dev->coherent_dma_mask);
+ if (*dma_handle)
+ return page_address(page);
+ if (!dma_release_from_contiguous(dev, page, size >> PAGE_SHIFT))
+ __free_pages(page, order);
-out_free_pages:
- dma_direct_free(dev, size, vaddr, *dma_handle, attrs);
return NULL;
}
static void intel_free_coherent(struct device *dev, size_t size, void *vaddr,
dma_addr_t dma_handle, unsigned long attrs)
{
- if (!iommu_no_mapping(dev))
- intel_unmap(dev, dma_handle, PAGE_ALIGN(size));
- dma_direct_free(dev, size, vaddr, dma_handle, attrs);
+ int order;
+ struct page *page = virt_to_page(vaddr);
+
+ size = PAGE_ALIGN(size);
+ order = get_order(size);
+
+ intel_unmap(dev, dma_handle, size);
+ if (!dma_release_from_contiguous(dev, page, size >> PAGE_SHIFT))
+ __free_pages(page, order);
}
static void intel_unmap_sg(struct device *dev, struct scatterlist *sglist,
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 29b0cd9ec951..994aed2f9dff 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -5547,7 +5547,8 @@ int md_run(struct mddev *mddev)
else
pr_warn("md: personality for level %s is not loaded!\n",
mddev->clevel);
- return -EINVAL;
+ err = -EINVAL;
+ goto abort;
}
spin_unlock(&pers_lock);
if (mddev->level != pers->level) {
@@ -5560,7 +5561,8 @@ int md_run(struct mddev *mddev)
pers->start_reshape == NULL) {
/* This personality cannot handle reshaping... */
module_put(pers->owner);
- return -EINVAL;
+ err = -EINVAL;
+ goto abort;
}
if (pers->sync_request) {
@@ -5629,7 +5631,7 @@ int md_run(struct mddev *mddev)
mddev->private = NULL;
module_put(pers->owner);
bitmap_destroy(mddev);
- return err;
+ goto abort;
}
if (mddev->queue) {
bool nonrot = true;
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 478cf446827f..35bd3a62451b 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -3893,6 +3893,13 @@ static int raid10_run(struct mddev *mddev)
disk->rdev->saved_raid_disk < 0)
conf->fullsync = 1;
}
+
+ if (disk->replacement &&
+ !test_bit(In_sync, &disk->replacement->flags) &&
+ disk->replacement->saved_raid_disk < 0) {
+ conf->fullsync = 1;
+ }
+
disk->recovery_disabled = mddev->recovery_disabled - 1;
}
diff --git a/drivers/media/rc/bpf-lirc.c b/drivers/media/rc/bpf-lirc.c
index 40826bba06b6..fcfab6635f9c 100644
--- a/drivers/media/rc/bpf-lirc.c
+++ b/drivers/media/rc/bpf-lirc.c
@@ -207,29 +207,19 @@ void lirc_bpf_free(struct rc_dev *rcdev)
bpf_prog_array_free(rcdev->raw->progs);
}
-int lirc_prog_attach(const union bpf_attr *attr)
+int lirc_prog_attach(const union bpf_attr *attr, struct bpf_prog *prog)
{
- struct bpf_prog *prog;
struct rc_dev *rcdev;
int ret;
if (attr->attach_flags)
return -EINVAL;
- prog = bpf_prog_get_type(attr->attach_bpf_fd,
- BPF_PROG_TYPE_LIRC_MODE2);
- if (IS_ERR(prog))
- return PTR_ERR(prog);
-
rcdev = rc_dev_get_from_fd(attr->target_fd);
- if (IS_ERR(rcdev)) {
- bpf_prog_put(prog);
+ if (IS_ERR(rcdev))
return PTR_ERR(rcdev);
- }
ret = lirc_bpf_attach(rcdev, prog);
- if (ret)
- bpf_prog_put(prog);
put_device(&rcdev->dev);
diff --git a/drivers/misc/ibmasm/ibmasmfs.c b/drivers/misc/ibmasm/ibmasmfs.c
index e05c3245930a..fa840666bdd1 100644
--- a/drivers/misc/ibmasm/ibmasmfs.c
+++ b/drivers/misc/ibmasm/ibmasmfs.c
@@ -507,35 +507,14 @@ static int remote_settings_file_close(struct inode *inode, struct file *file)
static ssize_t remote_settings_file_read(struct file *file, char __user *buf, size_t count, loff_t *offset)
{
void __iomem *address = (void __iomem *)file->private_data;
- unsigned char *page;
- int retval;
int len = 0;
unsigned int value;
-
- if (*offset < 0)
- return -EINVAL;
- if (count == 0 || count > 1024)
- return 0;
- if (*offset != 0)
- return 0;
-
- page = (unsigned char *)__get_free_page(GFP_KERNEL);
- if (!page)
- return -ENOMEM;
+ char lbuf[20];
value = readl(address);
- len = sprintf(page, "%d\n", value);
-
- if (copy_to_user(buf, page, len)) {
- retval = -EFAULT;
- goto exit;
- }
- *offset += len;
- retval = len;
+ len = snprintf(lbuf, sizeof(lbuf), "%d\n", value);
-exit:
- free_page((unsigned long)page);
- return retval;
+ return simple_read_from_buffer(buf, count, offset, lbuf, len);
}
static ssize_t remote_settings_file_write(struct file *file, const char __user *ubuff, size_t count, loff_t *offset)
diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c
index b0b8f18a85e3..6649f0d56d2f 100644
--- a/drivers/misc/mei/interrupt.c
+++ b/drivers/misc/mei/interrupt.c
@@ -310,8 +310,11 @@ int mei_irq_read_handler(struct mei_device *dev,
if (&cl->link == &dev->file_list) {
/* A message for not connected fixed address clients
* should be silently discarded
+ * On power down client may be force cleaned,
+ * silently discard such messages
*/
- if (hdr_is_fixed(mei_hdr)) {
+ if (hdr_is_fixed(mei_hdr) ||
+ dev->dev_state == MEI_DEV_POWER_DOWN) {
mei_irq_discard_msg(dev, mei_hdr);
ret = 0;
goto reset_slots;
diff --git a/drivers/misc/vmw_balloon.c b/drivers/misc/vmw_balloon.c
index efd733472a35..56c6f79a5c5a 100644
--- a/drivers/misc/vmw_balloon.c
+++ b/drivers/misc/vmw_balloon.c
@@ -467,7 +467,7 @@ static int vmballoon_send_batched_lock(struct vmballoon *b,
unsigned int num_pages, bool is_2m_pages, unsigned int *target)
{
unsigned long status;
- unsigned long pfn = page_to_pfn(b->page);
+ unsigned long pfn = PHYS_PFN(virt_to_phys(b->batch_page));
STATS_INC(b->stats.lock[is_2m_pages]);
@@ -515,7 +515,7 @@ static bool vmballoon_send_batched_unlock(struct vmballoon *b,
unsigned int num_pages, bool is_2m_pages, unsigned int *target)
{
unsigned long status;
- unsigned long pfn = page_to_pfn(b->page);
+ unsigned long pfn = PHYS_PFN(virt_to_phys(b->batch_page));
STATS_INC(b->stats.unlock[is_2m_pages]);
diff --git a/drivers/mmc/core/slot-gpio.c b/drivers/mmc/core/slot-gpio.c
index ef05e0039378..2a833686784b 100644
--- a/drivers/mmc/core/slot-gpio.c
+++ b/drivers/mmc/core/slot-gpio.c
@@ -27,8 +27,8 @@ struct mmc_gpio {
bool override_cd_active_level;
irqreturn_t (*cd_gpio_isr)(int irq, void *dev_id);
char *ro_label;
- char cd_label[0];
u32 cd_debounce_delay_ms;
+ char cd_label[];
};
static irqreturn_t mmc_gpio_cd_irqt(int irq, void *dev_id)
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 623f4d27fa01..80dc2fd6576c 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -1065,8 +1065,8 @@ static void dw_mci_ctrl_thld(struct dw_mci *host, struct mmc_data *data)
* It's used when HS400 mode is enabled.
*/
if (data->flags & MMC_DATA_WRITE &&
- !(host->timing != MMC_TIMING_MMC_HS400))
- return;
+ host->timing != MMC_TIMING_MMC_HS400)
+ goto disable;
if (data->flags & MMC_DATA_WRITE)
enable = SDMMC_CARD_WR_THR_EN;
@@ -1074,7 +1074,8 @@ static void dw_mci_ctrl_thld(struct dw_mci *host, struct mmc_data *data)
enable = SDMMC_CARD_RD_THR_EN;
if (host->timing != MMC_TIMING_MMC_HS200 &&
- host->timing != MMC_TIMING_UHS_SDR104)
+ host->timing != MMC_TIMING_UHS_SDR104 &&
+ host->timing != MMC_TIMING_MMC_HS400)
goto disable;
blksz_depth = blksz / (1 << host->data_shift);
diff --git a/drivers/mmc/host/renesas_sdhi_internal_dmac.c b/drivers/mmc/host/renesas_sdhi_internal_dmac.c
index f7f9773d161f..d032bd63444d 100644
--- a/drivers/mmc/host/renesas_sdhi_internal_dmac.c
+++ b/drivers/mmc/host/renesas_sdhi_internal_dmac.c
@@ -139,8 +139,7 @@ renesas_sdhi_internal_dmac_abort_dma(struct tmio_mmc_host *host) {
renesas_sdhi_internal_dmac_dm_write(host, DM_CM_RST,
RST_RESERVED_BITS | val);
- if (host->data && host->data->flags & MMC_DATA_READ)
- clear_bit(SDHI_INTERNAL_DMAC_RX_IN_USE, &global_flags);
+ clear_bit(SDHI_INTERNAL_DMAC_RX_IN_USE, &global_flags);
renesas_sdhi_internal_dmac_enable_dma(host, true);
}
@@ -164,17 +163,14 @@ renesas_sdhi_internal_dmac_start_dma(struct tmio_mmc_host *host,
goto force_pio;
/* This DMAC cannot handle if buffer is not 8-bytes alignment */
- if (!IS_ALIGNED(sg_dma_address(sg), 8)) {
- dma_unmap_sg(&host->pdev->dev, sg, host->sg_len,
- mmc_get_dma_dir(data));
- goto force_pio;
- }
+ if (!IS_ALIGNED(sg_dma_address(sg), 8))
+ goto force_pio_with_unmap;
if (data->flags & MMC_DATA_READ) {
dtran_mode |= DTRAN_MODE_CH_NUM_CH1;
if (test_bit(SDHI_INTERNAL_DMAC_ONE_RX_ONLY, &global_flags) &&
test_and_set_bit(SDHI_INTERNAL_DMAC_RX_IN_USE, &global_flags))
- goto force_pio;
+ goto force_pio_with_unmap;
} else {
dtran_mode |= DTRAN_MODE_CH_NUM_CH0;
}
@@ -189,6 +185,9 @@ renesas_sdhi_internal_dmac_start_dma(struct tmio_mmc_host *host,
return;
+force_pio_with_unmap:
+ dma_unmap_sg(&host->pdev->dev, sg, host->sg_len, mmc_get_dma_dir(data));
+
force_pio:
host->force_pio = true;
renesas_sdhi_internal_dmac_enable_dma(host, false);
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index d6aef70d34fa..4eb3d29ecde1 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -312,6 +312,15 @@ static u32 esdhc_readl_le(struct sdhci_host *host, int reg)
if (imx_data->socdata->flags & ESDHC_FLAG_HS400)
val |= SDHCI_SUPPORT_HS400;
+
+ /*
+ * Do not advertise faster UHS modes if there are no
+ * pinctrl states for 100MHz/200MHz.
+ */
+ if (IS_ERR_OR_NULL(imx_data->pins_100mhz) ||
+ IS_ERR_OR_NULL(imx_data->pins_200mhz))
+ val &= ~(SDHCI_SUPPORT_SDR50 | SDHCI_SUPPORT_DDR50
+ | SDHCI_SUPPORT_SDR104 | SDHCI_SUPPORT_HS400);
}
}
@@ -1158,18 +1167,6 @@ sdhci_esdhc_imx_probe_dt(struct platform_device *pdev,
ESDHC_PINCTRL_STATE_100MHZ);
imx_data->pins_200mhz = pinctrl_lookup_state(imx_data->pinctrl,
ESDHC_PINCTRL_STATE_200MHZ);
- if (IS_ERR(imx_data->pins_100mhz) ||
- IS_ERR(imx_data->pins_200mhz)) {
- dev_warn(mmc_dev(host->mmc),
- "could not get ultra high speed state, work on normal mode\n");
- /*
- * fall back to not supporting uhs by specifying no
- * 1.8v quirk
- */
- host->quirks2 |= SDHCI_QUIRK2_NO_1_8_V;
- }
- } else {
- host->quirks2 |= SDHCI_QUIRK2_NO_1_8_V;
}
/* call to generic mmc_of_parse to support additional capabilities */
diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
index e7472590f2ed..8e7f3e35ee3d 100644
--- a/drivers/mmc/host/sunxi-mmc.c
+++ b/drivers/mmc/host/sunxi-mmc.c
@@ -1446,6 +1446,7 @@ static int sunxi_mmc_runtime_resume(struct device *dev)
sunxi_mmc_init_host(host);
sunxi_mmc_set_bus_width(host, mmc->ios.bus_width);
sunxi_mmc_set_clk(host, &mmc->ios);
+ enable_irq(host->irq);
return 0;
}
@@ -1455,6 +1456,12 @@ static int sunxi_mmc_runtime_suspend(struct device *dev)
struct mmc_host *mmc = dev_get_drvdata(dev);
struct sunxi_mmc_host *host = mmc_priv(mmc);
+ /*
+ * When clocks are off, it's possible receiving
+ * fake interrupts, which will stall the system.
+ * Disabling the irq will prevent this.
+ */
+ disable_irq(host->irq);
sunxi_mmc_reset_host(host);
sunxi_mmc_disable(host);
diff --git a/drivers/mtd/spi-nor/cadence-quadspi.c b/drivers/mtd/spi-nor/cadence-quadspi.c
index c3f7aaa5d18f..d7e10b36a0b9 100644
--- a/drivers/mtd/spi-nor/cadence-quadspi.c
+++ b/drivers/mtd/spi-nor/cadence-quadspi.c
@@ -926,10 +926,12 @@ static ssize_t cqspi_write(struct spi_nor *nor, loff_t to,
if (ret)
return ret;
- if (f_pdata->use_direct_mode)
+ if (f_pdata->use_direct_mode) {
memcpy_toio(cqspi->ahb_base + to, buf, len);
- else
+ ret = cqspi_wait_idle(cqspi);
+ } else {
ret = cqspi_indirect_write_execute(nor, to, buf, len);
+ }
if (ret)
return ret;
diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c
index 567ee54504bc..5e5022fa1d04 100644
--- a/drivers/net/ethernet/atheros/alx/main.c
+++ b/drivers/net/ethernet/atheros/alx/main.c
@@ -1897,13 +1897,19 @@ static int alx_resume(struct device *dev)
struct pci_dev *pdev = to_pci_dev(dev);
struct alx_priv *alx = pci_get_drvdata(pdev);
struct alx_hw *hw = &alx->hw;
+ int err;
alx_reset_phy(hw);
if (!netif_running(alx->dev))
return 0;
netif_device_attach(alx->dev);
- return __alx_open(alx, true);
+
+ rtnl_lock();
+ err = __alx_open(alx, true);
+ rtnl_unlock();
+
+ return err;
}
static SIMPLE_DEV_PM_OPS(alx_pm_ops, alx_suspend, alx_resume);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
index d847e1b9c37b..be1506169076 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
@@ -1533,6 +1533,7 @@ struct bnx2x {
struct link_vars link_vars;
u32 link_cnt;
struct bnx2x_link_report_data last_reported_link;
+ bool force_link_down;
struct mdio_if_info mdio;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 8cd73ff5debc..af7b5a4d8ba0 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -1261,6 +1261,11 @@ void __bnx2x_link_report(struct bnx2x *bp)
{
struct bnx2x_link_report_data cur_data;
+ if (bp->force_link_down) {
+ bp->link_vars.link_up = 0;
+ return;
+ }
+
/* reread mf_cfg */
if (IS_PF(bp) && !CHIP_IS_E1(bp))
bnx2x_read_mf_cfg(bp);
@@ -2817,6 +2822,7 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
bp->pending_max = 0;
}
+ bp->force_link_down = false;
if (bp->port.pmf) {
rc = bnx2x_initial_phy_init(bp, load_mode);
if (rc)
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 5b1ed240bf18..57348f2b49a3 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -10279,6 +10279,12 @@ static void bnx2x_sp_rtnl_task(struct work_struct *work)
bp->sp_rtnl_state = 0;
smp_mb();
+ /* Immediately indicate link as down */
+ bp->link_vars.link_up = 0;
+ bp->force_link_down = true;
+ netif_carrier_off(bp->dev);
+ BNX2X_ERR("Indicating link is down due to Tx-timeout\n");
+
bnx2x_nic_unload(bp, UNLOAD_NORMAL, true);
/* When ret value shows failure of allocation failure,
* the nic is rebooted again. If open still fails, a error
diff --git a/drivers/net/ethernet/broadcom/cnic.c b/drivers/net/ethernet/broadcom/cnic.c
index 30273a7717e2..4fd829b5e65d 100644
--- a/drivers/net/ethernet/broadcom/cnic.c
+++ b/drivers/net/ethernet/broadcom/cnic.c
@@ -660,7 +660,7 @@ static int cnic_init_id_tbl(struct cnic_id_tbl *id_tbl, u32 size, u32 start_id,
id_tbl->max = size;
id_tbl->next = next;
spin_lock_init(&id_tbl->lock);
- id_tbl->table = kcalloc(DIV_ROUND_UP(size, 32), 4, GFP_KERNEL);
+ id_tbl->table = kcalloc(BITS_TO_LONGS(size), sizeof(long), GFP_KERNEL);
if (!id_tbl->table)
return -ENOMEM;
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 3e93df5d4e3b..96cc03a6d942 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -3726,6 +3726,8 @@ static int at91ether_init(struct platform_device *pdev)
int err;
u32 reg;
+ bp->queues[0].bp = bp;
+
dev->netdev_ops = &at91ether_netdev_ops;
dev->ethtool_ops = &macb_ethtool_ops;
diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
index 5f4e1ffa7b95..ab02057ac730 100644
--- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
+++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
@@ -125,6 +125,9 @@ MODULE_PARM_DESC(tx_timeout, "The Tx timeout in ms");
/* Default alignment for start of data in an Rx FD */
#define DPAA_FD_DATA_ALIGNMENT 16
+/* The DPAA requires 256 bytes reserved and mapped for the SGT */
+#define DPAA_SGT_SIZE 256
+
/* Values for the L3R field of the FM Parse Results
*/
/* L3 Type field: First IP Present IPv4 */
@@ -1617,8 +1620,8 @@ static struct sk_buff *dpaa_cleanup_tx_fd(const struct dpaa_priv *priv,
if (unlikely(qm_fd_get_format(fd) == qm_fd_sg)) {
nr_frags = skb_shinfo(skb)->nr_frags;
- dma_unmap_single(dev, addr, qm_fd_get_offset(fd) +
- sizeof(struct qm_sg_entry) * (1 + nr_frags),
+ dma_unmap_single(dev, addr,
+ qm_fd_get_offset(fd) + DPAA_SGT_SIZE,
dma_dir);
/* The sgt buffer has been allocated with netdev_alloc_frag(),
@@ -1903,8 +1906,7 @@ static int skb_to_sg_fd(struct dpaa_priv *priv,
void *sgt_buf;
/* get a page frag to store the SGTable */
- sz = SKB_DATA_ALIGN(priv->tx_headroom +
- sizeof(struct qm_sg_entry) * (1 + nr_frags));
+ sz = SKB_DATA_ALIGN(priv->tx_headroom + DPAA_SGT_SIZE);
sgt_buf = netdev_alloc_frag(sz);
if (unlikely(!sgt_buf)) {
netdev_err(net_dev, "netdev_alloc_frag() failed for size %d\n",
@@ -1972,9 +1974,8 @@ static int skb_to_sg_fd(struct dpaa_priv *priv,
skbh = (struct sk_buff **)buffer_start;
*skbh = skb;
- addr = dma_map_single(dev, buffer_start, priv->tx_headroom +
- sizeof(struct qm_sg_entry) * (1 + nr_frags),
- dma_dir);
+ addr = dma_map_single(dev, buffer_start,
+ priv->tx_headroom + DPAA_SGT_SIZE, dma_dir);
if (unlikely(dma_mapping_error(dev, addr))) {
dev_err(dev, "DMA mapping failed");
err = -EINVAL;
diff --git a/drivers/net/ethernet/freescale/fman/fman_port.c b/drivers/net/ethernet/freescale/fman/fman_port.c
index ce6e24c74978..ecbf6187e13a 100644
--- a/drivers/net/ethernet/freescale/fman/fman_port.c
+++ b/drivers/net/ethernet/freescale/fman/fman_port.c
@@ -324,6 +324,10 @@ struct fman_port_qmi_regs {
#define HWP_HXS_PHE_REPORT 0x00000800
#define HWP_HXS_PCAC_PSTAT 0x00000100
#define HWP_HXS_PCAC_PSTOP 0x00000001
+#define HWP_HXS_TCP_OFFSET 0xA
+#define HWP_HXS_UDP_OFFSET 0xB
+#define HWP_HXS_SH_PAD_REM 0x80000000
+
struct fman_port_hwp_regs {
struct {
u32 ssa; /* Soft Sequence Attachment */
@@ -728,6 +732,10 @@ static void init_hwp(struct fman_port *port)
iowrite32be(0xffffffff, &regs->pmda[i].lcv);
}
+ /* Short packet padding removal from checksum calculation */
+ iowrite32be(HWP_HXS_SH_PAD_REM, &regs->pmda[HWP_HXS_TCP_OFFSET].ssa);
+ iowrite32be(HWP_HXS_SH_PAD_REM, &regs->pmda[HWP_HXS_UDP_OFFSET].ssa);
+
start_port_hwp(port);
}
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_rx.c b/drivers/net/ethernet/huawei/hinic/hinic_rx.c
index e2e5cdc7119c..4c0f7eda1166 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_rx.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_rx.c
@@ -439,6 +439,7 @@ static void rx_free_irq(struct hinic_rxq *rxq)
{
struct hinic_rq *rq = rxq->rq;
+ irq_set_affinity_hint(rq->irq, NULL);
free_irq(rq->irq, rxq);
rx_del_napi(rxq);
}
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index ed6dbcfd4e96..b151ae316546 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -2199,9 +2199,10 @@ static bool i40e_is_non_eop(struct i40e_ring *rx_ring,
return true;
}
-#define I40E_XDP_PASS 0
-#define I40E_XDP_CONSUMED 1
-#define I40E_XDP_TX 2
+#define I40E_XDP_PASS 0
+#define I40E_XDP_CONSUMED BIT(0)
+#define I40E_XDP_TX BIT(1)
+#define I40E_XDP_REDIR BIT(2)
static int i40e_xmit_xdp_ring(struct xdp_frame *xdpf,
struct i40e_ring *xdp_ring);
@@ -2248,7 +2249,7 @@ static struct sk_buff *i40e_run_xdp(struct i40e_ring *rx_ring,
break;
case XDP_REDIRECT:
err = xdp_do_redirect(rx_ring->netdev, xdp, xdp_prog);
- result = !err ? I40E_XDP_TX : I40E_XDP_CONSUMED;
+ result = !err ? I40E_XDP_REDIR : I40E_XDP_CONSUMED;
break;
default:
bpf_warn_invalid_xdp_action(act);
@@ -2311,7 +2312,8 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget)
unsigned int total_rx_bytes = 0, total_rx_packets = 0;
struct sk_buff *skb = rx_ring->skb;
u16 cleaned_count = I40E_DESC_UNUSED(rx_ring);
- bool failure = false, xdp_xmit = false;
+ unsigned int xdp_xmit = 0;
+ bool failure = false;
struct xdp_buff xdp;
xdp.rxq = &rx_ring->xdp_rxq;
@@ -2372,8 +2374,10 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget)
}
if (IS_ERR(skb)) {
- if (PTR_ERR(skb) == -I40E_XDP_TX) {
- xdp_xmit = true;
+ unsigned int xdp_res = -PTR_ERR(skb);
+
+ if (xdp_res & (I40E_XDP_TX | I40E_XDP_REDIR)) {
+ xdp_xmit |= xdp_res;
i40e_rx_buffer_flip(rx_ring, rx_buffer, size);
} else {
rx_buffer->pagecnt_bias++;
@@ -2427,12 +2431,14 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget)
total_rx_packets++;
}
- if (xdp_xmit) {
+ if (xdp_xmit & I40E_XDP_REDIR)
+ xdp_do_flush_map();
+
+ if (xdp_xmit & I40E_XDP_TX) {
struct i40e_ring *xdp_ring =
rx_ring->vsi->xdp_rings[rx_ring->queue_index];
i40e_xdp_ring_update_tail(xdp_ring);
- xdp_do_flush_map();
}
rx_ring->skb = skb;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 3e87dbbc9024..62e57b05a0ae 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -2186,9 +2186,10 @@ static struct sk_buff *ixgbe_build_skb(struct ixgbe_ring *rx_ring,
return skb;
}
-#define IXGBE_XDP_PASS 0
-#define IXGBE_XDP_CONSUMED 1
-#define IXGBE_XDP_TX 2
+#define IXGBE_XDP_PASS 0
+#define IXGBE_XDP_CONSUMED BIT(0)
+#define IXGBE_XDP_TX BIT(1)
+#define IXGBE_XDP_REDIR BIT(2)
static int ixgbe_xmit_xdp_ring(struct ixgbe_adapter *adapter,
struct xdp_frame *xdpf);
@@ -2225,7 +2226,7 @@ static struct sk_buff *ixgbe_run_xdp(struct ixgbe_adapter *adapter,
case XDP_REDIRECT:
err = xdp_do_redirect(adapter->netdev, xdp, xdp_prog);
if (!err)
- result = IXGBE_XDP_TX;
+ result = IXGBE_XDP_REDIR;
else
result = IXGBE_XDP_CONSUMED;
break;
@@ -2285,7 +2286,7 @@ static int ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector,
unsigned int mss = 0;
#endif /* IXGBE_FCOE */
u16 cleaned_count = ixgbe_desc_unused(rx_ring);
- bool xdp_xmit = false;
+ unsigned int xdp_xmit = 0;
struct xdp_buff xdp;
xdp.rxq = &rx_ring->xdp_rxq;
@@ -2328,8 +2329,10 @@ static int ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector,
}
if (IS_ERR(skb)) {
- if (PTR_ERR(skb) == -IXGBE_XDP_TX) {
- xdp_xmit = true;
+ unsigned int xdp_res = -PTR_ERR(skb);
+
+ if (xdp_res & (IXGBE_XDP_TX | IXGBE_XDP_REDIR)) {
+ xdp_xmit |= xdp_res;
ixgbe_rx_buffer_flip(rx_ring, rx_buffer, size);
} else {
rx_buffer->pagecnt_bias++;
@@ -2401,7 +2404,10 @@ static int ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector,
total_rx_packets++;
}
- if (xdp_xmit) {
+ if (xdp_xmit & IXGBE_XDP_REDIR)
+ xdp_do_flush_map();
+
+ if (xdp_xmit & IXGBE_XDP_TX) {
struct ixgbe_ring *ring = adapter->xdp_ring[smp_processor_id()];
/* Force memory writes to complete before letting h/w
@@ -2409,8 +2415,6 @@ static int ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector,
*/
wmb();
writel(ring->next_to_use, ring->tail);
-
- xdp_do_flush_map();
}
u64_stats_update_begin(&rx_ring->syncp);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index 487388aed98f..384c1fa49081 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -807,6 +807,7 @@ static void cmd_work_handler(struct work_struct *work)
unsigned long flags;
bool poll_cmd = ent->polling;
int alloc_ret;
+ int cmd_mode;
sem = ent->page_queue ? &cmd->pages_sem : &cmd->sem;
down(sem);
@@ -853,6 +854,7 @@ static void cmd_work_handler(struct work_struct *work)
set_signature(ent, !cmd->checksum_disabled);
dump_command(dev, ent, 1);
ent->ts1 = ktime_get_ns();
+ cmd_mode = cmd->mode;
if (ent->callback)
schedule_delayed_work(&ent->cb_timeout_work, cb_timeout);
@@ -877,7 +879,7 @@ static void cmd_work_handler(struct work_struct *work)
iowrite32be(1 << ent->idx, &dev->iseg->cmd_dbell);
mmiowb();
/* if not in polling don't use ent after this point */
- if (cmd->mode == CMD_MODE_POLLING || poll_cmd) {
+ if (cmd_mode == CMD_MODE_POLLING || poll_cmd) {
poll_timeout(ent);
/* make sure we read the descriptor after ownership is SW */
rmb();
@@ -1276,7 +1278,7 @@ static ssize_t outlen_write(struct file *filp, const char __user *buf,
{
struct mlx5_core_dev *dev = filp->private_data;
struct mlx5_cmd_debug *dbg = &dev->cmd.dbg;
- char outlen_str[8];
+ char outlen_str[8] = {0};
int outlen;
void *ptr;
int err;
@@ -1291,8 +1293,6 @@ static ssize_t outlen_write(struct file *filp, const char __user *buf,
if (copy_from_user(outlen_str, buf, count))
return -EFAULT;
- outlen_str[7] = 0;
-
err = sscanf(outlen_str, "%d", &outlen);
if (err < 0)
return err;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 56c1b6f5593e..dae4156a710d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -2846,7 +2846,7 @@ void mlx5e_activate_priv_channels(struct mlx5e_priv *priv)
mlx5e_activate_channels(&priv->channels);
netif_tx_start_all_queues(priv->netdev);
- if (MLX5_VPORT_MANAGER(priv->mdev))
+ if (MLX5_ESWITCH_MANAGER(priv->mdev))
mlx5e_add_sqs_fwd_rules(priv);
mlx5e_wait_channels_min_rx_wqes(&priv->channels);
@@ -2857,7 +2857,7 @@ void mlx5e_deactivate_priv_channels(struct mlx5e_priv *priv)
{
mlx5e_redirect_rqts_to_drop(priv);
- if (MLX5_VPORT_MANAGER(priv->mdev))
+ if (MLX5_ESWITCH_MANAGER(priv->mdev))
mlx5e_remove_sqs_fwd_rules(priv);
/* FIXME: This is a W/A only for tx timeout watch dog false alarm when
@@ -4597,7 +4597,7 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev)
mlx5e_set_netdev_dev_addr(netdev);
#if IS_ENABLED(CONFIG_MLX5_ESWITCH)
- if (MLX5_VPORT_MANAGER(mdev))
+ if (MLX5_ESWITCH_MANAGER(mdev))
netdev->switchdev_ops = &mlx5e_switchdev_ops;
#endif
@@ -4753,7 +4753,7 @@ static void mlx5e_nic_enable(struct mlx5e_priv *priv)
mlx5e_enable_async_events(priv);
- if (MLX5_VPORT_MANAGER(priv->mdev))
+ if (MLX5_ESWITCH_MANAGER(priv->mdev))
mlx5e_register_vport_reps(priv);
if (netdev->reg_state != NETREG_REGISTERED)
@@ -4788,7 +4788,7 @@ static void mlx5e_nic_disable(struct mlx5e_priv *priv)
queue_work(priv->wq, &priv->set_rx_mode_work);
- if (MLX5_VPORT_MANAGER(priv->mdev))
+ if (MLX5_ESWITCH_MANAGER(priv->mdev))
mlx5e_unregister_vport_reps(priv);
mlx5e_disable_async_events(priv);
@@ -4972,7 +4972,7 @@ static void *mlx5e_add(struct mlx5_core_dev *mdev)
return NULL;
#ifdef CONFIG_MLX5_ESWITCH
- if (MLX5_VPORT_MANAGER(mdev)) {
+ if (MLX5_ESWITCH_MANAGER(mdev)) {
rpriv = mlx5e_alloc_nic_rep_priv(mdev);
if (!rpriv) {
mlx5_core_warn(mdev, "Failed to alloc NIC rep priv data\n");
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index 57987f6546e8..2b8040a3cdbd 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -823,7 +823,7 @@ bool mlx5e_is_uplink_rep(struct mlx5e_priv *priv)
struct mlx5e_rep_priv *rpriv = priv->ppriv;
struct mlx5_eswitch_rep *rep;
- if (!MLX5_CAP_GEN(priv->mdev, vport_group_manager))
+ if (!MLX5_ESWITCH_MANAGER(priv->mdev))
return false;
rep = rpriv->rep;
@@ -837,8 +837,12 @@ bool mlx5e_is_uplink_rep(struct mlx5e_priv *priv)
static bool mlx5e_is_vf_vport_rep(struct mlx5e_priv *priv)
{
struct mlx5e_rep_priv *rpriv = priv->ppriv;
- struct mlx5_eswitch_rep *rep = rpriv->rep;
+ struct mlx5_eswitch_rep *rep;
+ if (!MLX5_ESWITCH_MANAGER(priv->mdev))
+ return false;
+
+ rep = rpriv->rep;
if (rep && rep->vport != FDB_UPLINK_VPORT)
return true;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
index f63dfbcd29fe..b79d74860a30 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
@@ -1594,17 +1594,15 @@ static void esw_disable_vport(struct mlx5_eswitch *esw, int vport_num)
}
/* Public E-Switch API */
-#define ESW_ALLOWED(esw) ((esw) && MLX5_VPORT_MANAGER((esw)->dev))
+#define ESW_ALLOWED(esw) ((esw) && MLX5_ESWITCH_MANAGER((esw)->dev))
+
int mlx5_eswitch_enable_sriov(struct mlx5_eswitch *esw, int nvfs, int mode)
{
int err;
int i, enabled_events;
- if (!ESW_ALLOWED(esw))
- return 0;
-
- if (!MLX5_CAP_GEN(esw->dev, eswitch_flow_table) ||
+ if (!ESW_ALLOWED(esw) ||
!MLX5_CAP_ESW_FLOWTABLE_FDB(esw->dev, ft_support)) {
esw_warn(esw->dev, "E-Switch FDB is not supported, aborting ...\n");
return -EOPNOTSUPP;
@@ -1806,7 +1804,7 @@ int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw,
u64 node_guid;
int err = 0;
- if (!ESW_ALLOWED(esw))
+ if (!MLX5_CAP_GEN(esw->dev, vport_group_manager))
return -EPERM;
if (!LEGAL_VPORT(esw, vport) || is_multicast_ether_addr(mac))
return -EINVAL;
@@ -1883,7 +1881,7 @@ int mlx5_eswitch_get_vport_config(struct mlx5_eswitch *esw,
{
struct mlx5_vport *evport;
- if (!ESW_ALLOWED(esw))
+ if (!MLX5_CAP_GEN(esw->dev, vport_group_manager))
return -EPERM;
if (!LEGAL_VPORT(esw, vport))
return -EINVAL;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index cecd201f0b73..91f1209886ff 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -1079,8 +1079,8 @@ static int mlx5_devlink_eswitch_check(struct devlink *devlink)
if (MLX5_CAP_GEN(dev, port_type) != MLX5_CAP_PORT_TYPE_ETH)
return -EOPNOTSUPP;
- if (!MLX5_CAP_GEN(dev, vport_group_manager))
- return -EOPNOTSUPP;
+ if(!MLX5_ESWITCH_MANAGER(dev))
+ return -EPERM;
if (dev->priv.eswitch->mode == SRIOV_NONE)
return -EOPNOTSUPP;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index 49a75d31185e..f1a86cea86a0 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -32,6 +32,7 @@
#include <linux/mutex.h>
#include <linux/mlx5/driver.h>
+#include <linux/mlx5/eswitch.h>
#include "mlx5_core.h"
#include "fs_core.h"
@@ -2652,7 +2653,7 @@ int mlx5_init_fs(struct mlx5_core_dev *dev)
goto err;
}
- if (MLX5_CAP_GEN(dev, eswitch_flow_table)) {
+ if (MLX5_ESWITCH_MANAGER(dev)) {
if (MLX5_CAP_ESW_FLOWTABLE_FDB(dev, ft_support)) {
err = init_fdb_root_ns(steering);
if (err)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw.c b/drivers/net/ethernet/mellanox/mlx5/core/fw.c
index afd9f4fa22f4..41ad24f0de2c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fw.c
@@ -32,6 +32,7 @@
#include <linux/mlx5/driver.h>
#include <linux/mlx5/cmd.h>
+#include <linux/mlx5/eswitch.h>
#include <linux/module.h>
#include "mlx5_core.h"
#include "../../mlxfw/mlxfw.h"
@@ -159,13 +160,13 @@ int mlx5_query_hca_caps(struct mlx5_core_dev *dev)
}
if (MLX5_CAP_GEN(dev, vport_group_manager) &&
- MLX5_CAP_GEN(dev, eswitch_flow_table)) {
+ MLX5_ESWITCH_MANAGER(dev)) {
err = mlx5_core_get_caps(dev, MLX5_CAP_ESWITCH_FLOW_TABLE);
if (err)
return err;
}
- if (MLX5_CAP_GEN(dev, eswitch_flow_table)) {
+ if (MLX5_ESWITCH_MANAGER(dev)) {
err = mlx5_core_get_caps(dev, MLX5_CAP_ESWITCH);
if (err)
return err;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c
index 7cb67122e8b5..98359559c77e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.c
@@ -33,6 +33,7 @@
#include <linux/etherdevice.h>
#include <linux/mlx5/driver.h>
#include <linux/mlx5/mlx5_ifc.h>
+#include <linux/mlx5/eswitch.h>
#include "mlx5_core.h"
#include "lib/mpfs.h"
@@ -98,7 +99,7 @@ int mlx5_mpfs_init(struct mlx5_core_dev *dev)
int l2table_size = 1 << MLX5_CAP_GEN(dev, log_max_l2_table);
struct mlx5_mpfs *mpfs;
- if (!MLX5_VPORT_MANAGER(dev))
+ if (!MLX5_ESWITCH_MANAGER(dev))
return 0;
mpfs = kzalloc(sizeof(*mpfs), GFP_KERNEL);
@@ -122,7 +123,7 @@ void mlx5_mpfs_cleanup(struct mlx5_core_dev *dev)
{
struct mlx5_mpfs *mpfs = dev->priv.mpfs;
- if (!MLX5_VPORT_MANAGER(dev))
+ if (!MLX5_ESWITCH_MANAGER(dev))
return;
WARN_ON(!hlist_empty(mpfs->hash));
@@ -137,7 +138,7 @@ int mlx5_mpfs_add_mac(struct mlx5_core_dev *dev, u8 *mac)
u32 index;
int err;
- if (!MLX5_VPORT_MANAGER(dev))
+ if (!MLX5_ESWITCH_MANAGER(dev))
return 0;
mutex_lock(&mpfs->lock);
@@ -179,7 +180,7 @@ int mlx5_mpfs_del_mac(struct mlx5_core_dev *dev, u8 *mac)
int err = 0;
u32 index;
- if (!MLX5_VPORT_MANAGER(dev))
+ if (!MLX5_ESWITCH_MANAGER(dev))
return 0;
mutex_lock(&mpfs->lock);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/port.c b/drivers/net/ethernet/mellanox/mlx5/core/port.c
index fa9d0760dd36..31a9cbd85689 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/port.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/port.c
@@ -701,7 +701,7 @@ EXPORT_SYMBOL_GPL(mlx5_query_port_prio_tc);
static int mlx5_set_port_qetcr_reg(struct mlx5_core_dev *mdev, u32 *in,
int inlen)
{
- u32 out[MLX5_ST_SZ_DW(qtct_reg)];
+ u32 out[MLX5_ST_SZ_DW(qetc_reg)];
if (!MLX5_CAP_GEN(mdev, ets))
return -EOPNOTSUPP;
@@ -713,7 +713,7 @@ static int mlx5_set_port_qetcr_reg(struct mlx5_core_dev *mdev, u32 *in,
static int mlx5_query_port_qetcr_reg(struct mlx5_core_dev *mdev, u32 *out,
int outlen)
{
- u32 in[MLX5_ST_SZ_DW(qtct_reg)];
+ u32 in[MLX5_ST_SZ_DW(qetc_reg)];
if (!MLX5_CAP_GEN(mdev, ets))
return -EOPNOTSUPP;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/sriov.c b/drivers/net/ethernet/mellanox/mlx5/core/sriov.c
index 2a8b529ce6dd..a0674962f02c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/sriov.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/sriov.c
@@ -88,6 +88,9 @@ static int mlx5_device_enable_sriov(struct mlx5_core_dev *dev, int num_vfs)
return -EBUSY;
}
+ if (!MLX5_ESWITCH_MANAGER(dev))
+ goto enable_vfs_hca;
+
err = mlx5_eswitch_enable_sriov(dev->priv.eswitch, num_vfs, SRIOV_LEGACY);
if (err) {
mlx5_core_warn(dev,
@@ -95,6 +98,7 @@ static int mlx5_device_enable_sriov(struct mlx5_core_dev *dev, int num_vfs)
return err;
}
+enable_vfs_hca:
for (vf = 0; vf < num_vfs; vf++) {
err = mlx5_core_enable_hca(dev, vf + 1);
if (err) {
@@ -140,7 +144,8 @@ static void mlx5_device_disable_sriov(struct mlx5_core_dev *dev)
}
out:
- mlx5_eswitch_disable_sriov(dev->priv.eswitch);
+ if (MLX5_ESWITCH_MANAGER(dev))
+ mlx5_eswitch_disable_sriov(dev->priv.eswitch);
if (mlx5_wait_for_vf_pages(dev))
mlx5_core_warn(dev, "timeout reclaiming VFs pages\n");
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/vport.c b/drivers/net/ethernet/mellanox/mlx5/core/vport.c
index 719cecb182c6..7eecd5b07bb1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/vport.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/vport.c
@@ -549,8 +549,6 @@ int mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev *mdev,
return -EINVAL;
if (!MLX5_CAP_GEN(mdev, vport_group_manager))
return -EACCES;
- if (!MLX5_CAP_ESW(mdev, nic_vport_node_guid_modify))
- return -EOPNOTSUPP;
in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.c b/drivers/net/ethernet/netronome/nfp/bpf/main.c
index fcdfb8e7fdea..40216d56dddc 100644
--- a/drivers/net/ethernet/netronome/nfp/bpf/main.c
+++ b/drivers/net/ethernet/netronome/nfp/bpf/main.c
@@ -81,10 +81,10 @@ nfp_bpf_xdp_offload(struct nfp_app *app, struct nfp_net *nn,
ret = nfp_net_bpf_offload(nn, prog, running, extack);
/* Stop offload if replace not possible */
- if (ret && prog)
- nfp_bpf_xdp_offload(app, nn, NULL, extack);
+ if (ret)
+ return ret;
- nn->dp.bpf_offload_xdp = prog && !ret;
+ nn->dp.bpf_offload_xdp = !!prog;
return ret;
}
@@ -202,6 +202,9 @@ static int nfp_bpf_setup_tc_block(struct net_device *netdev,
if (f->binder_type != TCF_BLOCK_BINDER_TYPE_CLSACT_INGRESS)
return -EOPNOTSUPP;
+ if (tcf_block_shared(f->block))
+ return -EOPNOTSUPP;
+
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block,
diff --git a/drivers/net/ethernet/netronome/nfp/flower/match.c b/drivers/net/ethernet/netronome/nfp/flower/match.c
index 91935405f586..84f7a5dbea9d 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/match.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/match.c
@@ -123,6 +123,20 @@ nfp_flower_compile_mac(struct nfp_flower_mac_mpls *frame,
NFP_FLOWER_MASK_MPLS_Q;
frame->mpls_lse = cpu_to_be32(t_mpls);
+ } else if (dissector_uses_key(flow->dissector,
+ FLOW_DISSECTOR_KEY_BASIC)) {
+ /* Check for mpls ether type and set NFP_FLOWER_MASK_MPLS_Q
+ * bit, which indicates an mpls ether type but without any
+ * mpls fields.
+ */
+ struct flow_dissector_key_basic *key_basic;
+
+ key_basic = skb_flow_dissector_target(flow->dissector,
+ FLOW_DISSECTOR_KEY_BASIC,
+ flow->key);
+ if (key_basic->n_proto == cpu_to_be16(ETH_P_MPLS_UC) ||
+ key_basic->n_proto == cpu_to_be16(ETH_P_MPLS_MC))
+ frame->mpls_lse = cpu_to_be32(NFP_FLOWER_MASK_MPLS_Q);
}
}
diff --git a/drivers/net/ethernet/netronome/nfp/flower/offload.c b/drivers/net/ethernet/netronome/nfp/flower/offload.c
index c42e64f32333..525057bee0ed 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/offload.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/offload.c
@@ -264,6 +264,14 @@ nfp_flower_calculate_key_layers(struct nfp_app *app,
case cpu_to_be16(ETH_P_ARP):
return -EOPNOTSUPP;
+ case cpu_to_be16(ETH_P_MPLS_UC):
+ case cpu_to_be16(ETH_P_MPLS_MC):
+ if (!(key_layer & NFP_FLOWER_LAYER_MAC)) {
+ key_layer |= NFP_FLOWER_LAYER_MAC;
+ key_size += sizeof(struct nfp_flower_mac_mpls);
+ }
+ break;
+
/* Will be included in layer 2. */
case cpu_to_be16(ETH_P_8021Q):
break;
@@ -623,6 +631,9 @@ static int nfp_flower_setup_tc_block(struct net_device *netdev,
if (f->binder_type != TCF_BLOCK_BINDER_TYPE_CLSACT_INGRESS)
return -EOPNOTSUPP;
+ if (tcf_block_shared(f->block))
+ return -EOPNOTSUPP;
+
switch (f->command) {
case TC_BLOCK_BIND:
return tcf_block_cb_register(f->block,
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_main.c b/drivers/net/ethernet/netronome/nfp/nfp_main.c
index 46b76d5a726c..152283d7e59c 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_main.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_main.c
@@ -240,7 +240,6 @@ static int nfp_pcie_sriov_read_nfd_limit(struct nfp_pf *pf)
return pci_sriov_set_totalvfs(pf->pdev, pf->limit_vfs);
pf->limit_vfs = ~0;
- pci_sriov_set_totalvfs(pf->pdev, 0); /* 0 is unset */
/* Allow any setting for backwards compatibility if symbol not found */
if (err == -ENOENT)
return 0;
@@ -668,7 +667,7 @@ static int nfp_pci_probe(struct pci_dev *pdev,
err = nfp_net_pci_probe(pf);
if (err)
- goto err_sriov_unlimit;
+ goto err_fw_unload;
err = nfp_hwmon_register(pf);
if (err) {
@@ -680,8 +679,6 @@ static int nfp_pci_probe(struct pci_dev *pdev,
err_net_remove:
nfp_net_pci_remove(pf);
-err_sriov_unlimit:
- pci_sriov_set_totalvfs(pf->pdev, 0);
err_fw_unload:
kfree(pf->rtbl);
nfp_mip_close(pf->mip);
@@ -715,7 +712,6 @@ static void nfp_pci_remove(struct pci_dev *pdev)
nfp_hwmon_unregister(pf);
nfp_pcie_sriov_disable(pdev);
- pci_sriov_set_totalvfs(pf->pdev, 0);
nfp_net_pci_remove(pf);
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nffw.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nffw.c
index cd34097b79f1..37a6d7822a38 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nffw.c
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nffw.c
@@ -232,7 +232,7 @@ struct nfp_nffw_info *nfp_nffw_info_open(struct nfp_cpp *cpp)
err = nfp_cpp_read(cpp, nfp_resource_cpp_id(state->res),
nfp_resource_address(state->res),
fwinf, sizeof(*fwinf));
- if (err < sizeof(*fwinf))
+ if (err < (int)sizeof(*fwinf))
goto err_release;
if (!nffw_res_flg_init_get(fwinf))
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c
index f0b01385d5cb..e0680ce91328 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c
@@ -709,9 +709,9 @@ qed_dcbx_get_local_lldp_params(struct qed_hwfn *p_hwfn,
p_local = &p_hwfn->p_dcbx_info->lldp_local[LLDP_NEAREST_BRIDGE];
memcpy(params->lldp_local.local_chassis_id, p_local->local_chassis_id,
- ARRAY_SIZE(p_local->local_chassis_id));
+ sizeof(p_local->local_chassis_id));
memcpy(params->lldp_local.local_port_id, p_local->local_port_id,
- ARRAY_SIZE(p_local->local_port_id));
+ sizeof(p_local->local_port_id));
}
static void
@@ -723,9 +723,9 @@ qed_dcbx_get_remote_lldp_params(struct qed_hwfn *p_hwfn,
p_remote = &p_hwfn->p_dcbx_info->lldp_remote[LLDP_NEAREST_BRIDGE];
memcpy(params->lldp_remote.peer_chassis_id, p_remote->peer_chassis_id,
- ARRAY_SIZE(p_remote->peer_chassis_id));
+ sizeof(p_remote->peer_chassis_id));
memcpy(params->lldp_remote.peer_port_id, p_remote->peer_port_id,
- ARRAY_SIZE(p_remote->peer_port_id));
+ sizeof(p_remote->peer_port_id));
}
static int
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c
index 329781cda77f..e5249b4741d0 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_dev.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c
@@ -1804,7 +1804,7 @@ int qed_hw_init(struct qed_dev *cdev, struct qed_hw_init_params *p_params)
DP_INFO(p_hwfn, "Failed to update driver state\n");
rc = qed_mcp_ov_update_eswitch(p_hwfn, p_hwfn->p_main_ptt,
- QED_OV_ESWITCH_VEB);
+ QED_OV_ESWITCH_NONE);
if (rc)
DP_INFO(p_hwfn, "Failed to update eswitch mode\n");
}
diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c
index 5c10fd7210c3..0cbc74d6ca8b 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_main.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_main.c
@@ -789,6 +789,14 @@ static int qed_slowpath_setup_int(struct qed_dev *cdev,
/* We want a minimum of one slowpath and one fastpath vector per hwfn */
cdev->int_params.in.min_msix_cnt = cdev->num_hwfns * 2;
+ if (is_kdump_kernel()) {
+ DP_INFO(cdev,
+ "Kdump kernel: Limit the max number of requested MSI-X vectors to %hd\n",
+ cdev->int_params.in.min_msix_cnt);
+ cdev->int_params.in.num_vectors =
+ cdev->int_params.in.min_msix_cnt;
+ }
+
rc = qed_set_int_mode(cdev, false);
if (rc) {
DP_ERR(cdev, "qed_slowpath_setup_int ERR\n");
diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.c b/drivers/net/ethernet/qlogic/qed/qed_sriov.c
index f01bf52bc381..fd59cf45f4be 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_sriov.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.c
@@ -4513,6 +4513,8 @@ static void qed_sriov_enable_qid_config(struct qed_hwfn *hwfn,
static int qed_sriov_enable(struct qed_dev *cdev, int num)
{
struct qed_iov_vf_init_params params;
+ struct qed_hwfn *hwfn;
+ struct qed_ptt *ptt;
int i, j, rc;
if (num >= RESC_NUM(&cdev->hwfns[0], QED_VPORT)) {
@@ -4525,8 +4527,8 @@ static int qed_sriov_enable(struct qed_dev *cdev, int num)
/* Initialize HW for VF access */
for_each_hwfn(cdev, j) {
- struct qed_hwfn *hwfn = &cdev->hwfns[j];
- struct qed_ptt *ptt = qed_ptt_acquire(hwfn);
+ hwfn = &cdev->hwfns[j];
+ ptt = qed_ptt_acquire(hwfn);
/* Make sure not to use more than 16 queues per VF */
params.num_queues = min_t(int,
@@ -4562,6 +4564,19 @@ static int qed_sriov_enable(struct qed_dev *cdev, int num)
goto err;
}
+ hwfn = QED_LEADING_HWFN(cdev);
+ ptt = qed_ptt_acquire(hwfn);
+ if (!ptt) {
+ DP_ERR(hwfn, "Failed to acquire ptt\n");
+ rc = -EBUSY;
+ goto err;
+ }
+
+ rc = qed_mcp_ov_update_eswitch(hwfn, ptt, QED_OV_ESWITCH_VEB);
+ if (rc)
+ DP_INFO(cdev, "Failed to update eswitch mode\n");
+ qed_ptt_release(hwfn, ptt);
+
return num;
err:
diff --git a/drivers/net/ethernet/qlogic/qede/qede_ptp.c b/drivers/net/ethernet/qlogic/qede/qede_ptp.c
index 02adb513f475..013ff567283c 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_ptp.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_ptp.c
@@ -337,8 +337,14 @@ int qede_ptp_get_ts_info(struct qede_dev *edev, struct ethtool_ts_info *info)
{
struct qede_ptp *ptp = edev->ptp;
- if (!ptp)
- return -EIO;
+ if (!ptp) {
+ info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
+ SOF_TIMESTAMPING_RX_SOFTWARE |
+ SOF_TIMESTAMPING_SOFTWARE;
+ info->phc_index = -1;
+
+ return 0;
+ }
info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
SOF_TIMESTAMPING_RX_SOFTWARE |
diff --git a/drivers/net/ethernet/sfc/farch.c b/drivers/net/ethernet/sfc/farch.c
index 8edf20967c82..e045a5d6b938 100644
--- a/drivers/net/ethernet/sfc/farch.c
+++ b/drivers/net/ethernet/sfc/farch.c
@@ -2794,6 +2794,7 @@ int efx_farch_filter_table_probe(struct efx_nic *efx)
if (!state)
return -ENOMEM;
efx->filter_state = state;
+ init_rwsem(&state->lock);
table = &state->table[EFX_FARCH_FILTER_TABLE_RX_IP];
table->id = EFX_FARCH_FILTER_TABLE_RX_IP;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
index d37f17ca62fe..65bc3556bd8f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
@@ -407,6 +407,16 @@ static void dwmac4_enable_tso(void __iomem *ioaddr, bool en, u32 chan)
}
}
+static void dwmac4_set_bfsize(void __iomem *ioaddr, int bfsize, u32 chan)
+{
+ u32 value = readl(ioaddr + DMA_CHAN_RX_CONTROL(chan));
+
+ value &= ~DMA_RBSZ_MASK;
+ value |= (bfsize << DMA_RBSZ_SHIFT) & DMA_RBSZ_MASK;
+
+ writel(value, ioaddr + DMA_CHAN_RX_CONTROL(chan));
+}
+
const struct stmmac_dma_ops dwmac4_dma_ops = {
.reset = dwmac4_dma_reset,
.init = dwmac4_dma_init,
@@ -431,6 +441,7 @@ const struct stmmac_dma_ops dwmac4_dma_ops = {
.set_rx_tail_ptr = dwmac4_set_rx_tail_ptr,
.set_tx_tail_ptr = dwmac4_set_tx_tail_ptr,
.enable_tso = dwmac4_enable_tso,
+ .set_bfsize = dwmac4_set_bfsize,
};
const struct stmmac_dma_ops dwmac410_dma_ops = {
@@ -457,4 +468,5 @@ const struct stmmac_dma_ops dwmac410_dma_ops = {
.set_rx_tail_ptr = dwmac4_set_rx_tail_ptr,
.set_tx_tail_ptr = dwmac4_set_tx_tail_ptr,
.enable_tso = dwmac4_enable_tso,
+ .set_bfsize = dwmac4_set_bfsize,
};
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h
index c63c1fe3f26b..22a4a6dbb1a4 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h
@@ -120,6 +120,8 @@
/* DMA Rx Channel X Control register defines */
#define DMA_CONTROL_SR BIT(0)
+#define DMA_RBSZ_MASK GENMASK(14, 1)
+#define DMA_RBSZ_SHIFT 1
/* Interrupt status per channel */
#define DMA_CHAN_STATUS_REB GENMASK(21, 19)
diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.h b/drivers/net/ethernet/stmicro/stmmac/hwif.h
index e44e7b26ce82..fe8b536b13f8 100644
--- a/drivers/net/ethernet/stmicro/stmmac/hwif.h
+++ b/drivers/net/ethernet/stmicro/stmmac/hwif.h
@@ -183,6 +183,7 @@ struct stmmac_dma_ops {
void (*set_rx_tail_ptr)(void __iomem *ioaddr, u32 tail_ptr, u32 chan);
void (*set_tx_tail_ptr)(void __iomem *ioaddr, u32 tail_ptr, u32 chan);
void (*enable_tso)(void __iomem *ioaddr, bool en, u32 chan);
+ void (*set_bfsize)(void __iomem *ioaddr, int bfsize, u32 chan);
};
#define stmmac_reset(__priv, __args...) \
@@ -235,6 +236,8 @@ struct stmmac_dma_ops {
stmmac_do_void_callback(__priv, dma, set_tx_tail_ptr, __args)
#define stmmac_enable_tso(__priv, __args...) \
stmmac_do_void_callback(__priv, dma, enable_tso, __args)
+#define stmmac_set_dma_bfsize(__priv, __args...) \
+ stmmac_do_void_callback(__priv, dma, set_bfsize, __args)
struct mac_device_info;
struct net_device;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index cba46b62a1cd..60f59abab009 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1804,6 +1804,8 @@ static void stmmac_dma_operation_mode(struct stmmac_priv *priv)
stmmac_dma_rx_mode(priv, priv->ioaddr, rxmode, chan,
rxfifosz, qmode);
+ stmmac_set_dma_bfsize(priv, priv->ioaddr, priv->dma_buf_sz,
+ chan);
}
for (chan = 0; chan < tx_channels_count; chan++) {
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index 750eaa53bf0c..ada33c2d9ac2 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -476,7 +476,7 @@ static struct sk_buff **geneve_gro_receive(struct sock *sk,
out_unlock:
rcu_read_unlock();
out:
- NAPI_GRO_CB(skb)->flush |= flush;
+ skb_gro_flush_final(skb, pp, flush);
return pp;
}
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h
index 1a924b867b07..4b6e308199d2 100644
--- a/drivers/net/hyperv/hyperv_net.h
+++ b/drivers/net/hyperv/hyperv_net.h
@@ -210,7 +210,7 @@ int netvsc_recv_callback(struct net_device *net,
void netvsc_channel_cb(void *context);
int netvsc_poll(struct napi_struct *napi, int budget);
-void rndis_set_subchannel(struct work_struct *w);
+int rndis_set_subchannel(struct net_device *ndev, struct netvsc_device *nvdev);
int rndis_filter_open(struct netvsc_device *nvdev);
int rndis_filter_close(struct netvsc_device *nvdev);
struct netvsc_device *rndis_filter_device_add(struct hv_device *dev,
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 5d5bd513847f..8e9d0ee1572b 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -65,6 +65,41 @@ void netvsc_switch_datapath(struct net_device *ndev, bool vf)
VM_PKT_DATA_INBAND, 0);
}
+/* Worker to setup sub channels on initial setup
+ * Initial hotplug event occurs in softirq context
+ * and can't wait for channels.
+ */
+static void netvsc_subchan_work(struct work_struct *w)
+{
+ struct netvsc_device *nvdev =
+ container_of(w, struct netvsc_device, subchan_work);
+ struct rndis_device *rdev;
+ int i, ret;
+
+ /* Avoid deadlock with device removal already under RTNL */
+ if (!rtnl_trylock()) {
+ schedule_work(w);
+ return;
+ }
+
+ rdev = nvdev->extension;
+ if (rdev) {
+ ret = rndis_set_subchannel(rdev->ndev, nvdev);
+ if (ret == 0) {
+ netif_device_attach(rdev->ndev);
+ } else {
+ /* fallback to only primary channel */
+ for (i = 1; i < nvdev->num_chn; i++)
+ netif_napi_del(&nvdev->chan_table[i].napi);
+
+ nvdev->max_chn = 1;
+ nvdev->num_chn = 1;
+ }
+ }
+
+ rtnl_unlock();
+}
+
static struct netvsc_device *alloc_net_device(void)
{
struct netvsc_device *net_device;
@@ -81,7 +116,7 @@ static struct netvsc_device *alloc_net_device(void)
init_completion(&net_device->channel_init_wait);
init_waitqueue_head(&net_device->subchan_open);
- INIT_WORK(&net_device->subchan_work, rndis_set_subchannel);
+ INIT_WORK(&net_device->subchan_work, netvsc_subchan_work);
return net_device;
}
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index fe2256bf1d13..dd1d6e115145 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -905,8 +905,20 @@ static int netvsc_attach(struct net_device *ndev,
if (IS_ERR(nvdev))
return PTR_ERR(nvdev);
- /* Note: enable and attach happen when sub-channels setup */
+ if (nvdev->num_chn > 1) {
+ ret = rndis_set_subchannel(ndev, nvdev);
+
+ /* if unavailable, just proceed with one queue */
+ if (ret) {
+ nvdev->max_chn = 1;
+ nvdev->num_chn = 1;
+ }
+ }
+
+ /* In any case device is now ready */
+ netif_device_attach(ndev);
+ /* Note: enable and attach happen when sub-channels setup */
netif_carrier_off(ndev);
if (netif_running(ndev)) {
@@ -2089,6 +2101,9 @@ static int netvsc_probe(struct hv_device *dev,
memcpy(net->dev_addr, device_info.mac_adr, ETH_ALEN);
+ if (nvdev->num_chn > 1)
+ schedule_work(&nvdev->subchan_work);
+
/* hw_features computed in rndis_netdev_set_hwcaps() */
net->features = net->hw_features |
NETIF_F_HIGHDMA | NETIF_F_SG |
diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c
index 5428bb261102..9b4e3c3787e5 100644
--- a/drivers/net/hyperv/rndis_filter.c
+++ b/drivers/net/hyperv/rndis_filter.c
@@ -1062,29 +1062,15 @@ static void netvsc_sc_open(struct vmbus_channel *new_sc)
* This breaks overlap of processing the host message for the
* new primary channel with the initialization of sub-channels.
*/
-void rndis_set_subchannel(struct work_struct *w)
+int rndis_set_subchannel(struct net_device *ndev, struct netvsc_device *nvdev)
{
- struct netvsc_device *nvdev
- = container_of(w, struct netvsc_device, subchan_work);
struct nvsp_message *init_packet = &nvdev->channel_init_pkt;
- struct net_device_context *ndev_ctx;
- struct rndis_device *rdev;
- struct net_device *ndev;
- struct hv_device *hv_dev;
+ struct net_device_context *ndev_ctx = netdev_priv(ndev);
+ struct hv_device *hv_dev = ndev_ctx->device_ctx;
+ struct rndis_device *rdev = nvdev->extension;
int i, ret;
- if (!rtnl_trylock()) {
- schedule_work(w);
- return;
- }
-
- rdev = nvdev->extension;
- if (!rdev)
- goto unlock; /* device was removed */
-
- ndev = rdev->ndev;
- ndev_ctx = netdev_priv(ndev);
- hv_dev = ndev_ctx->device_ctx;
+ ASSERT_RTNL();
memset(init_packet, 0, sizeof(struct nvsp_message));
init_packet->hdr.msg_type = NVSP_MSG5_TYPE_SUBCHANNEL;
@@ -1100,13 +1086,13 @@ void rndis_set_subchannel(struct work_struct *w)
VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED);
if (ret) {
netdev_err(ndev, "sub channel allocate send failed: %d\n", ret);
- goto failed;
+ return ret;
}
wait_for_completion(&nvdev->channel_init_wait);
if (init_packet->msg.v5_msg.subchn_comp.status != NVSP_STAT_SUCCESS) {
netdev_err(ndev, "sub channel request failed\n");
- goto failed;
+ return -EIO;
}
nvdev->num_chn = 1 +
@@ -1125,21 +1111,7 @@ void rndis_set_subchannel(struct work_struct *w)
for (i = 0; i < VRSS_SEND_TAB_SIZE; i++)
ndev_ctx->tx_table[i] = i % nvdev->num_chn;
- netif_device_attach(ndev);
- rtnl_unlock();
- return;
-
-failed:
- /* fallback to only primary channel */
- for (i = 1; i < nvdev->num_chn; i++)
- netif_napi_del(&nvdev->chan_table[i].napi);
-
- nvdev->max_chn = 1;
- nvdev->num_chn = 1;
-
- netif_device_attach(ndev);
-unlock:
- rtnl_unlock();
+ return 0;
}
static int rndis_netdev_set_hwcaps(struct rndis_device *rndis_device,
@@ -1360,21 +1332,12 @@ struct netvsc_device *rndis_filter_device_add(struct hv_device *dev,
netif_napi_add(net, &net_device->chan_table[i].napi,
netvsc_poll, NAPI_POLL_WEIGHT);
- if (net_device->num_chn > 1)
- schedule_work(&net_device->subchan_work);
+ return net_device;
out:
- /* if unavailable, just proceed with one queue */
- if (ret) {
- net_device->max_chn = 1;
- net_device->num_chn = 1;
- }
-
- /* No sub channels, device is ready */
- if (net_device->num_chn == 1)
- netif_device_attach(net);
-
- return net_device;
+ /* setting up multiple channels failed */
+ net_device->max_chn = 1;
+ net_device->num_chn = 1;
err_dev_remv:
rndis_filter_device_remove(dev, net_device);
diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c
index 23c1d6600241..4a949569ec4c 100644
--- a/drivers/net/ipvlan/ipvlan_main.c
+++ b/drivers/net/ipvlan/ipvlan_main.c
@@ -75,10 +75,23 @@ static int ipvlan_set_port_mode(struct ipvl_port *port, u16 nval)
{
struct ipvl_dev *ipvlan;
struct net_device *mdev = port->dev;
- int err = 0;
+ unsigned int flags;
+ int err;
ASSERT_RTNL();
if (port->mode != nval) {
+ list_for_each_entry(ipvlan, &port->ipvlans, pnode) {
+ flags = ipvlan->dev->flags;
+ if (nval == IPVLAN_MODE_L3 || nval == IPVLAN_MODE_L3S) {
+ err = dev_change_flags(ipvlan->dev,
+ flags | IFF_NOARP);
+ } else {
+ err = dev_change_flags(ipvlan->dev,
+ flags & ~IFF_NOARP);
+ }
+ if (unlikely(err))
+ goto fail;
+ }
if (nval == IPVLAN_MODE_L3S) {
/* New mode is L3S */
err = ipvlan_register_nf_hook(read_pnet(&port->pnet));
@@ -86,21 +99,28 @@ static int ipvlan_set_port_mode(struct ipvl_port *port, u16 nval)
mdev->l3mdev_ops = &ipvl_l3mdev_ops;
mdev->priv_flags |= IFF_L3MDEV_MASTER;
} else
- return err;
+ goto fail;
} else if (port->mode == IPVLAN_MODE_L3S) {
/* Old mode was L3S */
mdev->priv_flags &= ~IFF_L3MDEV_MASTER;
ipvlan_unregister_nf_hook(read_pnet(&port->pnet));
mdev->l3mdev_ops = NULL;
}
- list_for_each_entry(ipvlan, &port->ipvlans, pnode) {
- if (nval == IPVLAN_MODE_L3 || nval == IPVLAN_MODE_L3S)
- ipvlan->dev->flags |= IFF_NOARP;
- else
- ipvlan->dev->flags &= ~IFF_NOARP;
- }
port->mode = nval;
}
+ return 0;
+
+fail:
+ /* Undo the flags changes that have been done so far. */
+ list_for_each_entry_continue_reverse(ipvlan, &port->ipvlans, pnode) {
+ flags = ipvlan->dev->flags;
+ if (port->mode == IPVLAN_MODE_L3 ||
+ port->mode == IPVLAN_MODE_L3S)
+ dev_change_flags(ipvlan->dev, flags | IFF_NOARP);
+ else
+ dev_change_flags(ipvlan->dev, flags & ~IFF_NOARP);
+ }
+
return err;
}
diff --git a/drivers/net/phy/dp83tc811.c b/drivers/net/phy/dp83tc811.c
index 081d99aa3985..49ac678eb2dc 100644
--- a/drivers/net/phy/dp83tc811.c
+++ b/drivers/net/phy/dp83tc811.c
@@ -222,7 +222,7 @@ static int dp83811_config_intr(struct phy_device *phydev)
if (err < 0)
return err;
- err = phy_write(phydev, MII_DP83811_INT_STAT1, 0);
+ err = phy_write(phydev, MII_DP83811_INT_STAT2, 0);
}
return err;
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 8dff87ec6d99..2e4130746c40 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -64,6 +64,7 @@
#define DEFAULT_RX_CSUM_ENABLE (true)
#define DEFAULT_TSO_CSUM_ENABLE (true)
#define DEFAULT_VLAN_FILTER_ENABLE (true)
+#define DEFAULT_VLAN_RX_OFFLOAD (true)
#define TX_OVERHEAD (8)
#define RXW_PADDING 2
@@ -2298,7 +2299,7 @@ static int lan78xx_change_mtu(struct net_device *netdev, int new_mtu)
if ((ll_mtu % dev->maxpacket) == 0)
return -EDOM;
- ret = lan78xx_set_rx_max_frame_length(dev, new_mtu + ETH_HLEN);
+ ret = lan78xx_set_rx_max_frame_length(dev, new_mtu + VLAN_ETH_HLEN);
netdev->mtu = new_mtu;
@@ -2364,6 +2365,11 @@ static int lan78xx_set_features(struct net_device *netdev,
}
if (features & NETIF_F_HW_VLAN_CTAG_RX)
+ pdata->rfe_ctl |= RFE_CTL_VLAN_STRIP_;
+ else
+ pdata->rfe_ctl &= ~RFE_CTL_VLAN_STRIP_;
+
+ if (features & NETIF_F_HW_VLAN_CTAG_FILTER)
pdata->rfe_ctl |= RFE_CTL_VLAN_FILTER_;
else
pdata->rfe_ctl &= ~RFE_CTL_VLAN_FILTER_;
@@ -2587,7 +2593,8 @@ static int lan78xx_reset(struct lan78xx_net *dev)
buf |= FCT_TX_CTL_EN_;
ret = lan78xx_write_reg(dev, FCT_TX_CTL, buf);
- ret = lan78xx_set_rx_max_frame_length(dev, dev->net->mtu + ETH_HLEN);
+ ret = lan78xx_set_rx_max_frame_length(dev,
+ dev->net->mtu + VLAN_ETH_HLEN);
ret = lan78xx_read_reg(dev, MAC_RX, &buf);
buf |= MAC_RX_RXEN_;
@@ -2975,6 +2982,12 @@ static int lan78xx_bind(struct lan78xx_net *dev, struct usb_interface *intf)
if (DEFAULT_TSO_CSUM_ENABLE)
dev->net->features |= NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_SG;
+ if (DEFAULT_VLAN_RX_OFFLOAD)
+ dev->net->features |= NETIF_F_HW_VLAN_CTAG_RX;
+
+ if (DEFAULT_VLAN_FILTER_ENABLE)
+ dev->net->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
+
dev->net->hw_features = dev->net->features;
ret = lan78xx_setup_irq_domain(dev);
@@ -3039,8 +3052,13 @@ static void lan78xx_rx_csum_offload(struct lan78xx_net *dev,
struct sk_buff *skb,
u32 rx_cmd_a, u32 rx_cmd_b)
{
+ /* HW Checksum offload appears to be flawed if used when not stripping
+ * VLAN headers. Drop back to S/W checksums under these conditions.
+ */
if (!(dev->net->features & NETIF_F_RXCSUM) ||
- unlikely(rx_cmd_a & RX_CMD_A_ICSM_)) {
+ unlikely(rx_cmd_a & RX_CMD_A_ICSM_) ||
+ ((rx_cmd_a & RX_CMD_A_FVTG_) &&
+ !(dev->net->features & NETIF_F_HW_VLAN_CTAG_RX))) {
skb->ip_summed = CHECKSUM_NONE;
} else {
skb->csum = ntohs((u16)(rx_cmd_b >> RX_CMD_B_CSUM_SHIFT_));
@@ -3048,6 +3066,16 @@ static void lan78xx_rx_csum_offload(struct lan78xx_net *dev,
}
}
+static void lan78xx_rx_vlan_offload(struct lan78xx_net *dev,
+ struct sk_buff *skb,
+ u32 rx_cmd_a, u32 rx_cmd_b)
+{
+ if ((dev->net->features & NETIF_F_HW_VLAN_CTAG_RX) &&
+ (rx_cmd_a & RX_CMD_A_FVTG_))
+ __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q),
+ (rx_cmd_b & 0xffff));
+}
+
static void lan78xx_skb_return(struct lan78xx_net *dev, struct sk_buff *skb)
{
int status;
@@ -3112,6 +3140,8 @@ static int lan78xx_rx(struct lan78xx_net *dev, struct sk_buff *skb)
if (skb->len == size) {
lan78xx_rx_csum_offload(dev, skb,
rx_cmd_a, rx_cmd_b);
+ lan78xx_rx_vlan_offload(dev, skb,
+ rx_cmd_a, rx_cmd_b);
skb_trim(skb, skb->len - 4); /* remove fcs */
skb->truesize = size + sizeof(struct sk_buff);
@@ -3130,6 +3160,7 @@ static int lan78xx_rx(struct lan78xx_net *dev, struct sk_buff *skb)
skb_set_tail_pointer(skb2, size);
lan78xx_rx_csum_offload(dev, skb2, rx_cmd_a, rx_cmd_b);
+ lan78xx_rx_vlan_offload(dev, skb2, rx_cmd_a, rx_cmd_b);
skb_trim(skb2, skb2->len - 4); /* remove fcs */
skb2->truesize = size + sizeof(struct sk_buff);
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 86f7196f9d91..2a58607a6aea 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -3962,7 +3962,8 @@ static int rtl8152_close(struct net_device *netdev)
#ifdef CONFIG_PM_SLEEP
unregister_pm_notifier(&tp->pm_notifier);
#endif
- napi_disable(&tp->napi);
+ if (!test_bit(RTL8152_UNPLUG, &tp->flags))
+ napi_disable(&tp->napi);
clear_bit(WORK_ENABLE, &tp->flags);
usb_kill_urb(tp->intr_urb);
cancel_delayed_work_sync(&tp->schedule);
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index b6c9a2af3732..53085c63277b 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -53,6 +53,10 @@ module_param(napi_tx, bool, 0644);
/* Amount of XDP headroom to prepend to packets for use by xdp_adjust_head */
#define VIRTIO_XDP_HEADROOM 256
+/* Separating two types of XDP xmit */
+#define VIRTIO_XDP_TX BIT(0)
+#define VIRTIO_XDP_REDIR BIT(1)
+
/* RX packet size EWMA. The average packet size is used to determine the packet
* buffer size when refilling RX rings. As the entire RX ring may be refilled
* at once, the weight is chosen so that the EWMA will be insensitive to short-
@@ -582,7 +586,7 @@ static struct sk_buff *receive_small(struct net_device *dev,
struct receive_queue *rq,
void *buf, void *ctx,
unsigned int len,
- bool *xdp_xmit)
+ unsigned int *xdp_xmit)
{
struct sk_buff *skb;
struct bpf_prog *xdp_prog;
@@ -654,14 +658,14 @@ static struct sk_buff *receive_small(struct net_device *dev,
trace_xdp_exception(vi->dev, xdp_prog, act);
goto err_xdp;
}
- *xdp_xmit = true;
+ *xdp_xmit |= VIRTIO_XDP_TX;
rcu_read_unlock();
goto xdp_xmit;
case XDP_REDIRECT:
err = xdp_do_redirect(dev, &xdp, xdp_prog);
if (err)
goto err_xdp;
- *xdp_xmit = true;
+ *xdp_xmit |= VIRTIO_XDP_REDIR;
rcu_read_unlock();
goto xdp_xmit;
default:
@@ -723,7 +727,7 @@ static struct sk_buff *receive_mergeable(struct net_device *dev,
void *buf,
void *ctx,
unsigned int len,
- bool *xdp_xmit)
+ unsigned int *xdp_xmit)
{
struct virtio_net_hdr_mrg_rxbuf *hdr = buf;
u16 num_buf = virtio16_to_cpu(vi->vdev, hdr->num_buffers);
@@ -818,7 +822,7 @@ static struct sk_buff *receive_mergeable(struct net_device *dev,
put_page(xdp_page);
goto err_xdp;
}
- *xdp_xmit = true;
+ *xdp_xmit |= VIRTIO_XDP_TX;
if (unlikely(xdp_page != page))
put_page(page);
rcu_read_unlock();
@@ -830,7 +834,7 @@ static struct sk_buff *receive_mergeable(struct net_device *dev,
put_page(xdp_page);
goto err_xdp;
}
- *xdp_xmit = true;
+ *xdp_xmit |= VIRTIO_XDP_REDIR;
if (unlikely(xdp_page != page))
put_page(page);
rcu_read_unlock();
@@ -939,7 +943,8 @@ xdp_xmit:
}
static int receive_buf(struct virtnet_info *vi, struct receive_queue *rq,
- void *buf, unsigned int len, void **ctx, bool *xdp_xmit)
+ void *buf, unsigned int len, void **ctx,
+ unsigned int *xdp_xmit)
{
struct net_device *dev = vi->dev;
struct sk_buff *skb;
@@ -1232,7 +1237,8 @@ static void refill_work(struct work_struct *work)
}
}
-static int virtnet_receive(struct receive_queue *rq, int budget, bool *xdp_xmit)
+static int virtnet_receive(struct receive_queue *rq, int budget,
+ unsigned int *xdp_xmit)
{
struct virtnet_info *vi = rq->vq->vdev->priv;
unsigned int len, received = 0, bytes = 0;
@@ -1321,7 +1327,7 @@ static int virtnet_poll(struct napi_struct *napi, int budget)
struct virtnet_info *vi = rq->vq->vdev->priv;
struct send_queue *sq;
unsigned int received, qp;
- bool xdp_xmit = false;
+ unsigned int xdp_xmit = 0;
virtnet_poll_cleantx(rq);
@@ -1331,12 +1337,14 @@ static int virtnet_poll(struct napi_struct *napi, int budget)
if (received < budget)
virtqueue_napi_complete(napi, rq->vq, received);
- if (xdp_xmit) {
+ if (xdp_xmit & VIRTIO_XDP_REDIR)
+ xdp_do_flush_map();
+
+ if (xdp_xmit & VIRTIO_XDP_TX) {
qp = vi->curr_queue_pairs - vi->xdp_queue_pairs +
smp_processor_id();
sq = &vi->sq[qp];
virtqueue_kick(sq->vq);
- xdp_do_flush_map();
}
return received;
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index aee0e60471f1..f6bb1d54d4bd 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -623,9 +623,7 @@ static struct sk_buff **vxlan_gro_receive(struct sock *sk,
flush = 0;
out:
- skb_gro_remcsum_cleanup(skb, &grc);
- skb->remcsum_offload = 0;
- NAPI_GRO_CB(skb)->flush |= flush;
+ skb_gro_flush_final_remcsum(skb, pp, flush, &grc);
return pp;
}
diff --git a/drivers/nvdimm/claim.c b/drivers/nvdimm/claim.c
index 2e96b34bc936..fb667bf469c7 100644
--- a/drivers/nvdimm/claim.c
+++ b/drivers/nvdimm/claim.c
@@ -278,6 +278,7 @@ static int nsio_rw_bytes(struct nd_namespace_common *ndns,
return -EIO;
if (memcpy_mcsafe(buf, nsio->addr + offset, size) != 0)
return -EIO;
+ return 0;
}
if (unlikely(is_bad_pmem(&nsio->bb, sector, sz_align))) {
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index b5b0cdc21d01..514d1dfc5630 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -936,6 +936,10 @@ struct nvmem_cell *nvmem_cell_get(struct device *dev, const char *cell_id)
return cell;
}
+ /* NULL cell_id only allowed for device tree; invalid otherwise */
+ if (!cell_id)
+ return ERR_PTR(-EINVAL);
+
return nvmem_cell_get_from_list(cell_id);
}
EXPORT_SYMBOL_GPL(nvmem_cell_get);
diff --git a/drivers/pci/controller/dwc/Kconfig b/drivers/pci/controller/dwc/Kconfig
index 16f52c626b4b..91b0194240a5 100644
--- a/drivers/pci/controller/dwc/Kconfig
+++ b/drivers/pci/controller/dwc/Kconfig
@@ -58,7 +58,6 @@ config PCIE_DW_PLAT_HOST
depends on PCI && PCI_MSI_IRQ_DOMAIN
select PCIE_DW_HOST
select PCIE_DW_PLAT
- default y
help
Enables support for the PCIe controller in the Designware IP to
work in host mode. There are two instances of PCIe controller in
diff --git a/drivers/pci/controller/pci-ftpci100.c b/drivers/pci/controller/pci-ftpci100.c
index a1ebe9ed441f..20bb2564a6b3 100644
--- a/drivers/pci/controller/pci-ftpci100.c
+++ b/drivers/pci/controller/pci-ftpci100.c
@@ -355,11 +355,13 @@ static int faraday_pci_setup_cascaded_irq(struct faraday_pci *p)
irq = of_irq_get(intc, 0);
if (irq <= 0) {
dev_err(p->dev, "failed to get parent IRQ\n");
+ of_node_put(intc);
return irq ?: -EINVAL;
}
p->irqdomain = irq_domain_add_linear(intc, PCI_NUM_INTX,
&faraday_pci_irqdomain_ops, p);
+ of_node_put(intc);
if (!p->irqdomain) {
dev_err(p->dev, "failed to create Gemini PCI IRQ domain\n");
return -EINVAL;
diff --git a/drivers/pci/controller/pcie-rcar.c b/drivers/pci/controller/pcie-rcar.c
index 874d75c9ee4a..c8febb009454 100644
--- a/drivers/pci/controller/pcie-rcar.c
+++ b/drivers/pci/controller/pcie-rcar.c
@@ -680,7 +680,11 @@ static int rcar_pcie_phy_init_gen3(struct rcar_pcie *pcie)
if (err)
return err;
- return phy_power_on(pcie->phy);
+ err = phy_power_on(pcie->phy);
+ if (err)
+ phy_exit(pcie->phy);
+
+ return err;
}
static int rcar_msi_alloc(struct rcar_msi *chip)
@@ -1165,7 +1169,7 @@ static int rcar_pcie_probe(struct platform_device *pdev)
if (rcar_pcie_hw_init(pcie)) {
dev_info(dev, "PCIe link down\n");
err = -ENODEV;
- goto err_clk_disable;
+ goto err_phy_shutdown;
}
data = rcar_pci_read_reg(pcie, MACSR);
@@ -1177,7 +1181,7 @@ static int rcar_pcie_probe(struct platform_device *pdev)
dev_err(dev,
"failed to enable MSI support: %d\n",
err);
- goto err_clk_disable;
+ goto err_phy_shutdown;
}
}
@@ -1191,6 +1195,12 @@ err_msi_teardown:
if (IS_ENABLED(CONFIG_PCI_MSI))
rcar_pcie_teardown_msi(pcie);
+err_phy_shutdown:
+ if (pcie->phy) {
+ phy_power_off(pcie->phy);
+ phy_exit(pcie->phy);
+ }
+
err_clk_disable:
clk_disable_unprepare(pcie->bus_clk);
diff --git a/drivers/pci/controller/pcie-xilinx-nwl.c b/drivers/pci/controller/pcie-xilinx-nwl.c
index 6a4bbb5b3de0..fb32840ce8e6 100644
--- a/drivers/pci/controller/pcie-xilinx-nwl.c
+++ b/drivers/pci/controller/pcie-xilinx-nwl.c
@@ -559,7 +559,7 @@ static int nwl_pcie_init_irq_domain(struct nwl_pcie *pcie)
PCI_NUM_INTX,
&legacy_domain_ops,
pcie);
-
+ of_node_put(legacy_intc_node);
if (!pcie->legacy_irq_domain) {
dev_err(dev, "failed to create IRQ domain\n");
return -ENOMEM;
diff --git a/drivers/pci/controller/pcie-xilinx.c b/drivers/pci/controller/pcie-xilinx.c
index b110a3a814e3..7b1389d8e2a5 100644
--- a/drivers/pci/controller/pcie-xilinx.c
+++ b/drivers/pci/controller/pcie-xilinx.c
@@ -509,6 +509,7 @@ static int xilinx_pcie_init_irq_domain(struct xilinx_pcie_port *port)
port->leg_domain = irq_domain_add_linear(pcie_intc_node, PCI_NUM_INTX,
&intx_domain_ops,
port);
+ of_node_put(pcie_intc_node);
if (!port->leg_domain) {
dev_err(dev, "Failed to get a INTx IRQ domain\n");
return -ENODEV;
diff --git a/drivers/pci/endpoint/pci-epf-core.c b/drivers/pci/endpoint/pci-epf-core.c
index 523a8cab3bfb..bf53fad636a5 100644
--- a/drivers/pci/endpoint/pci-epf-core.c
+++ b/drivers/pci/endpoint/pci-epf-core.c
@@ -145,10 +145,10 @@ EXPORT_SYMBOL_GPL(pci_epf_alloc_space);
*/
void pci_epf_unregister_driver(struct pci_epf_driver *driver)
{
- struct config_group *group;
+ struct config_group *group, *tmp;
mutex_lock(&pci_epf_mutex);
- list_for_each_entry(group, &driver->epf_group, group_entry)
+ list_for_each_entry_safe(group, tmp, &driver->epf_group, group_entry)
pci_ep_cfs_remove_epf_group(group);
list_del(&driver->epf_group);
mutex_unlock(&pci_epf_mutex);
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index d0d73dbbd5ca..0f04ae648cf1 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -575,6 +575,22 @@ void pci_iov_release(struct pci_dev *dev)
}
/**
+ * pci_iov_remove - clean up SR-IOV state after PF driver is detached
+ * @dev: the PCI device
+ */
+void pci_iov_remove(struct pci_dev *dev)
+{
+ struct pci_sriov *iov = dev->sriov;
+
+ if (!dev->is_physfn)
+ return;
+
+ iov->driver_max_VFs = iov->total_VFs;
+ if (iov->num_VFs)
+ pci_warn(dev, "driver left SR-IOV enabled after remove\n");
+}
+
+/**
* pci_iov_update_resource - update a VF BAR
* @dev: the PCI device
* @resno: the resource number
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index 65113b6eed14..89ee6a2b6eb8 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -629,6 +629,18 @@ static bool acpi_pci_need_resume(struct pci_dev *dev)
{
struct acpi_device *adev = ACPI_COMPANION(&dev->dev);
+ /*
+ * In some cases (eg. Samsung 305V4A) leaving a bridge in suspend over
+ * system-wide suspend/resume confuses the platform firmware, so avoid
+ * doing that, unless the bridge has a driver that should take care of
+ * the PM handling. According to Section 16.1.6 of ACPI 6.2, endpoint
+ * devices are expected to be in D3 before invoking the S3 entry path
+ * from the firmware, so they should not be affected by this issue.
+ */
+ if (pci_is_bridge(dev) && !dev->driver &&
+ acpi_target_system_state() != ACPI_STATE_S0)
+ return true;
+
if (!adev || !acpi_device_power_manageable(adev))
return false;
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index c125d53033c6..6792292b5fc7 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -445,6 +445,7 @@ static int pci_device_remove(struct device *dev)
}
pcibios_free_irq(pci_dev);
pci_dev->driver = NULL;
+ pci_iov_remove(pci_dev);
}
/* Undo the runtime PM settings in local_pci_probe() */
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index c358e7a07f3f..882f1f9596df 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -311,6 +311,7 @@ static inline void pci_restore_ats_state(struct pci_dev *dev)
#ifdef CONFIG_PCI_IOV
int pci_iov_init(struct pci_dev *dev);
void pci_iov_release(struct pci_dev *dev);
+void pci_iov_remove(struct pci_dev *dev);
void pci_iov_update_resource(struct pci_dev *dev, int resno);
resource_size_t pci_sriov_resource_alignment(struct pci_dev *dev, int resno);
void pci_restore_iov_state(struct pci_dev *dev);
@@ -325,6 +326,9 @@ static inline void pci_iov_release(struct pci_dev *dev)
{
}
+static inline void pci_iov_remove(struct pci_dev *dev)
+{
+}
static inline void pci_restore_iov_state(struct pci_dev *dev)
{
}
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index 6d4012dd6922..bac1eeb3d312 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -265,8 +265,10 @@ int __rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
return err;
/* full-function RTCs won't have such missing fields */
- if (rtc_valid_tm(&alarm->time) == 0)
+ if (rtc_valid_tm(&alarm->time) == 0) {
+ rtc_add_offset(rtc, &alarm->time);
return 0;
+ }
/* get the "after" timestamp, to detect wrapped fields */
err = rtc_read_time(rtc, &now);
@@ -409,7 +411,6 @@ static int __rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
if (err)
return err;
- rtc_subtract_offset(rtc, &alarm->time);
scheduled = rtc_tm_to_time64(&alarm->time);
/* Make sure we're not setting alarms in the past */
@@ -426,6 +427,8 @@ static int __rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
* over right here, before we set the alarm.
*/
+ rtc_subtract_offset(rtc, &alarm->time);
+
if (!rtc->ops)
err = -ENODEV;
else if (!rtc->ops->set_alarm)
@@ -467,7 +470,6 @@ int rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
mutex_unlock(&rtc->ops_lock);
- rtc_add_offset(rtc, &alarm->time);
return err;
}
EXPORT_SYMBOL_GPL(rtc_set_alarm);
diff --git a/drivers/rtc/rtc-mrst.c b/drivers/rtc/rtc-mrst.c
index 097a4d4e2aba..1925aaf09093 100644
--- a/drivers/rtc/rtc-mrst.c
+++ b/drivers/rtc/rtc-mrst.c
@@ -367,10 +367,8 @@ static int vrtc_mrst_do_probe(struct device *dev, struct resource *iomem,
}
retval = rtc_register_device(mrst_rtc.rtc);
- if (retval) {
- retval = PTR_ERR(mrst_rtc.rtc);
+ if (retval)
goto cleanup0;
- }
dev_dbg(dev, "initialised\n");
return 0;
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index d3a38c421503..a9f60d0ee02e 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -41,6 +41,15 @@
#define DASD_DIAG_MOD "dasd_diag_mod"
+static unsigned int queue_depth = 32;
+static unsigned int nr_hw_queues = 4;
+
+module_param(queue_depth, uint, 0444);
+MODULE_PARM_DESC(queue_depth, "Default queue depth for new DASD devices");
+
+module_param(nr_hw_queues, uint, 0444);
+MODULE_PARM_DESC(nr_hw_queues, "Default number of hardware queues for new DASD devices");
+
/*
* SECTION: exported variables of dasd.c
*/
@@ -3115,8 +3124,8 @@ static int dasd_alloc_queue(struct dasd_block *block)
block->tag_set.ops = &dasd_mq_ops;
block->tag_set.cmd_size = sizeof(struct dasd_ccw_req);
- block->tag_set.nr_hw_queues = DASD_NR_HW_QUEUES;
- block->tag_set.queue_depth = DASD_MAX_LCU_DEV * DASD_REQ_PER_DEV;
+ block->tag_set.nr_hw_queues = nr_hw_queues;
+ block->tag_set.queue_depth = queue_depth;
block->tag_set.flags = BLK_MQ_F_SHOULD_MERGE;
rc = blk_mq_alloc_tag_set(&block->tag_set);
diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index 976b6bd4fb05..de6b96036aa4 100644
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -228,14 +228,6 @@ struct dasd_ccw_req {
#define DASD_CQR_SUPPRESS_IL 6 /* Suppress 'Incorrect Length' error */
#define DASD_CQR_SUPPRESS_CR 7 /* Suppress 'Command Reject' error */
-/*
- * There is no reliable way to determine the number of available CPUs on
- * LPAR but there is no big performance difference between 1 and the
- * maximum CPU number.
- * 64 is a good trade off performance wise.
- */
-#define DASD_NR_HW_QUEUES 64
-#define DASD_MAX_LCU_DEV 256
#define DASD_REQ_PER_DEV 4
/* Signature for error recovery functions. */
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index 2a5fec55bf60..a246a618f9a4 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -829,6 +829,17 @@ struct qeth_trap_id {
/*some helper functions*/
#define QETH_CARD_IFNAME(card) (((card)->dev)? (card)->dev->name : "")
+static inline void qeth_scrub_qdio_buffer(struct qdio_buffer *buf,
+ unsigned int elements)
+{
+ unsigned int i;
+
+ for (i = 0; i < elements; i++)
+ memset(&buf->element[i], 0, sizeof(struct qdio_buffer_element));
+ buf->element[14].sflags = 0;
+ buf->element[15].sflags = 0;
+}
+
/**
* qeth_get_elements_for_range() - find number of SBALEs to cover range.
* @start: Start of the address range.
@@ -1029,7 +1040,7 @@ struct qeth_cmd_buffer *qeth_get_setassparms_cmd(struct qeth_card *,
__u16, __u16,
enum qeth_prot_versions);
int qeth_set_features(struct net_device *, netdev_features_t);
-void qeth_recover_features(struct net_device *dev);
+void qeth_enable_hw_features(struct net_device *dev);
netdev_features_t qeth_fix_features(struct net_device *, netdev_features_t);
netdev_features_t qeth_features_check(struct sk_buff *skb,
struct net_device *dev,
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 8e1474f1ffac..d01ac29fd986 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -73,9 +73,6 @@ static void qeth_notify_skbs(struct qeth_qdio_out_q *queue,
struct qeth_qdio_out_buffer *buf,
enum iucv_tx_notify notification);
static void qeth_release_skbs(struct qeth_qdio_out_buffer *buf);
-static void qeth_clear_output_buffer(struct qeth_qdio_out_q *queue,
- struct qeth_qdio_out_buffer *buf,
- enum qeth_qdio_buffer_states newbufstate);
static int qeth_init_qdio_out_buf(struct qeth_qdio_out_q *, int);
struct workqueue_struct *qeth_wq;
@@ -489,6 +486,7 @@ static void qeth_qdio_handle_aob(struct qeth_card *card,
struct qaob *aob;
struct qeth_qdio_out_buffer *buffer;
enum iucv_tx_notify notification;
+ unsigned int i;
aob = (struct qaob *) phys_to_virt(phys_aob_addr);
QETH_CARD_TEXT(card, 5, "haob");
@@ -513,10 +511,18 @@ static void qeth_qdio_handle_aob(struct qeth_card *card,
qeth_notify_skbs(buffer->q, buffer, notification);
buffer->aob = NULL;
- qeth_clear_output_buffer(buffer->q, buffer,
- QETH_QDIO_BUF_HANDLED_DELAYED);
+ /* Free dangling allocations. The attached skbs are handled by
+ * qeth_cleanup_handled_pending().
+ */
+ for (i = 0;
+ i < aob->sb_count && i < QETH_MAX_BUFFER_ELEMENTS(card);
+ i++) {
+ if (aob->sba[i] && buffer->is_header[i])
+ kmem_cache_free(qeth_core_header_cache,
+ (void *) aob->sba[i]);
+ }
+ atomic_set(&buffer->state, QETH_QDIO_BUF_HANDLED_DELAYED);
- /* from here on: do not touch buffer anymore */
qdio_release_aob(aob);
}
@@ -3759,6 +3765,10 @@ static void qeth_qdio_output_handler(struct ccw_device *ccwdev,
QETH_CARD_TEXT(queue->card, 5, "aob");
QETH_CARD_TEXT_(queue->card, 5, "%lx",
virt_to_phys(buffer->aob));
+
+ /* prepare the queue slot for re-use: */
+ qeth_scrub_qdio_buffer(buffer->buffer,
+ QETH_MAX_BUFFER_ELEMENTS(card));
if (qeth_init_qdio_out_buf(queue, bidx)) {
QETH_CARD_TEXT(card, 2, "outofbuf");
qeth_schedule_recovery(card);
@@ -4834,7 +4844,7 @@ int qeth_vm_request_mac(struct qeth_card *card)
goto out;
}
- ccw_device_get_id(CARD_RDEV(card), &id);
+ ccw_device_get_id(CARD_DDEV(card), &id);
request->resp_buf_len = sizeof(*response);
request->resp_version = DIAG26C_VERSION2;
request->op_code = DIAG26C_GET_MAC;
@@ -6459,28 +6469,27 @@ static int qeth_set_ipa_rx_csum(struct qeth_card *card, bool on)
#define QETH_HW_FEATURES (NETIF_F_RXCSUM | NETIF_F_IP_CSUM | NETIF_F_TSO | \
NETIF_F_IPV6_CSUM)
/**
- * qeth_recover_features() - Restore device features after recovery
- * @dev: the recovering net_device
- *
- * Caller must hold rtnl lock.
+ * qeth_enable_hw_features() - (Re-)Enable HW functions for device features
+ * @dev: a net_device
*/
-void qeth_recover_features(struct net_device *dev)
+void qeth_enable_hw_features(struct net_device *dev)
{
- netdev_features_t features = dev->features;
struct qeth_card *card = dev->ml_priv;
+ netdev_features_t features;
+ rtnl_lock();
+ features = dev->features;
/* force-off any feature that needs an IPA sequence.
* netdev_update_features() will restart them.
*/
dev->features &= ~QETH_HW_FEATURES;
netdev_update_features(dev);
-
- if (features == dev->features)
- return;
- dev_warn(&card->gdev->dev,
- "Device recovery failed to restore all offload features\n");
+ if (features != dev->features)
+ dev_warn(&card->gdev->dev,
+ "Device recovery failed to restore all offload features\n");
+ rtnl_unlock();
}
-EXPORT_SYMBOL_GPL(qeth_recover_features);
+EXPORT_SYMBOL_GPL(qeth_enable_hw_features);
int qeth_set_features(struct net_device *dev, netdev_features_t features)
{
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index a7cb37da6a21..2487f0aeb165 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -140,7 +140,7 @@ static int qeth_l2_send_setmac(struct qeth_card *card, __u8 *mac)
static int qeth_l2_write_mac(struct qeth_card *card, u8 *mac)
{
- enum qeth_ipa_cmds cmd = is_multicast_ether_addr_64bits(mac) ?
+ enum qeth_ipa_cmds cmd = is_multicast_ether_addr(mac) ?
IPA_CMD_SETGMAC : IPA_CMD_SETVMAC;
int rc;
@@ -157,7 +157,7 @@ static int qeth_l2_write_mac(struct qeth_card *card, u8 *mac)
static int qeth_l2_remove_mac(struct qeth_card *card, u8 *mac)
{
- enum qeth_ipa_cmds cmd = is_multicast_ether_addr_64bits(mac) ?
+ enum qeth_ipa_cmds cmd = is_multicast_ether_addr(mac) ?
IPA_CMD_DELGMAC : IPA_CMD_DELVMAC;
int rc;
@@ -501,27 +501,34 @@ static int qeth_l2_set_mac_address(struct net_device *dev, void *p)
return -ERESTARTSYS;
}
+ /* avoid racing against concurrent state change: */
+ if (!mutex_trylock(&card->conf_mutex))
+ return -EAGAIN;
+
if (!qeth_card_hw_is_reachable(card)) {
ether_addr_copy(dev->dev_addr, addr->sa_data);
- return 0;
+ goto out_unlock;
}
/* don't register the same address twice */
if (ether_addr_equal_64bits(dev->dev_addr, addr->sa_data) &&
(card->info.mac_bits & QETH_LAYER2_MAC_REGISTERED))
- return 0;
+ goto out_unlock;
/* add the new address, switch over, drop the old */
rc = qeth_l2_send_setmac(card, addr->sa_data);
if (rc)
- return rc;
+ goto out_unlock;
ether_addr_copy(old_addr, dev->dev_addr);
ether_addr_copy(dev->dev_addr, addr->sa_data);
if (card->info.mac_bits & QETH_LAYER2_MAC_REGISTERED)
qeth_l2_remove_mac(card, old_addr);
card->info.mac_bits |= QETH_LAYER2_MAC_REGISTERED;
- return 0;
+
+out_unlock:
+ mutex_unlock(&card->conf_mutex);
+ return rc;
}
static void qeth_promisc_to_bridge(struct qeth_card *card)
@@ -1112,6 +1119,8 @@ static int __qeth_l2_set_online(struct ccwgroup_device *gdev, int recovery_mode)
netif_carrier_off(card->dev);
qeth_set_allowed_threads(card, 0xffffffff, 0);
+
+ qeth_enable_hw_features(card->dev);
if (recover_flag == CARD_STATE_RECOVER) {
if (recovery_mode &&
card->info.type != QETH_CARD_TYPE_OSN) {
@@ -1123,9 +1132,6 @@ static int __qeth_l2_set_online(struct ccwgroup_device *gdev, int recovery_mode)
}
/* this also sets saved unicast addresses */
qeth_l2_set_rx_mode(card->dev);
- rtnl_lock();
- qeth_recover_features(card->dev);
- rtnl_unlock();
}
/* let user_space know that device is online */
kobject_uevent(&gdev->dev.kobj, KOBJ_CHANGE);
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index e7fa479adf47..5905dc63e256 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -2662,6 +2662,8 @@ static int __qeth_l3_set_online(struct ccwgroup_device *gdev, int recovery_mode)
netif_carrier_on(card->dev);
else
netif_carrier_off(card->dev);
+
+ qeth_enable_hw_features(card->dev);
if (recover_flag == CARD_STATE_RECOVER) {
rtnl_lock();
if (recovery_mode)
@@ -2669,7 +2671,6 @@ static int __qeth_l3_set_online(struct ccwgroup_device *gdev, int recovery_mode)
else
dev_open(card->dev);
qeth_l3_set_rx_mode(card->dev);
- qeth_recover_features(card->dev);
rtnl_unlock();
}
qeth_trace_features(card);
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index a9831bd37a73..a57f3a7d4748 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -1974,7 +1974,6 @@ static void aac_set_safw_attr_all_targets(struct aac_dev *dev)
u32 lun_count, nexus;
u32 i, bus, target;
u8 expose_flag, attribs;
- u8 devtype;
lun_count = aac_get_safw_phys_lun_count(dev);
@@ -1992,23 +1991,23 @@ static void aac_set_safw_attr_all_targets(struct aac_dev *dev)
continue;
if (expose_flag != 0) {
- devtype = AAC_DEVTYPE_RAID_MEMBER;
- goto update_devtype;
+ dev->hba_map[bus][target].devtype =
+ AAC_DEVTYPE_RAID_MEMBER;
+ continue;
}
if (nexus != 0 && (attribs & 8)) {
- devtype = AAC_DEVTYPE_NATIVE_RAW;
+ dev->hba_map[bus][target].devtype =
+ AAC_DEVTYPE_NATIVE_RAW;
dev->hba_map[bus][target].rmw_nexus =
nexus;
} else
- devtype = AAC_DEVTYPE_ARC_RAW;
+ dev->hba_map[bus][target].devtype =
+ AAC_DEVTYPE_ARC_RAW;
dev->hba_map[bus][target].scan_counter = dev->scan_counter;
aac_set_safw_target_qd(dev, bus, target);
-
-update_devtype:
- dev->hba_map[bus][target].devtype = devtype;
}
}
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 53ae52dbff84..cd2fdac000c9 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -51,6 +51,7 @@ static int sg_version_num = 30536; /* 2 digits for each component */
#include <linux/atomic.h>
#include <linux/ratelimit.h>
#include <linux/uio.h>
+#include <linux/cred.h> /* for sg_check_file_access() */
#include "scsi.h"
#include <scsi/scsi_dbg.h>
@@ -209,6 +210,33 @@ static void sg_device_destroy(struct kref *kref);
sdev_prefix_printk(prefix, (sdp)->device, \
(sdp)->disk->disk_name, fmt, ##a)
+/*
+ * The SCSI interfaces that use read() and write() as an asynchronous variant of
+ * ioctl(..., SG_IO, ...) are fundamentally unsafe, since there are lots of ways
+ * to trigger read() and write() calls from various contexts with elevated
+ * privileges. This can lead to kernel memory corruption (e.g. if these
+ * interfaces are called through splice()) and privilege escalation inside
+ * userspace (e.g. if a process with access to such a device passes a file
+ * descriptor to a SUID binary as stdin/stdout/stderr).
+ *
+ * This function provides protection for the legacy API by restricting the
+ * calling context.
+ */
+static int sg_check_file_access(struct file *filp, const char *caller)
+{
+ if (filp->f_cred != current_real_cred()) {
+ pr_err_once("%s: process %d (%s) changed security contexts after opening file descriptor, this is not allowed.\n",
+ caller, task_tgid_vnr(current), current->comm);
+ return -EPERM;
+ }
+ if (uaccess_kernel()) {
+ pr_err_once("%s: process %d (%s) called from kernel context, this is not allowed.\n",
+ caller, task_tgid_vnr(current), current->comm);
+ return -EACCES;
+ }
+ return 0;
+}
+
static int sg_allow_access(struct file *filp, unsigned char *cmd)
{
struct sg_fd *sfp = filp->private_data;
@@ -393,6 +421,14 @@ sg_read(struct file *filp, char __user *buf, size_t count, loff_t * ppos)
struct sg_header *old_hdr = NULL;
int retval = 0;
+ /*
+ * This could cause a response to be stranded. Close the associated
+ * file descriptor to free up any resources being held.
+ */
+ retval = sg_check_file_access(filp, __func__);
+ if (retval)
+ return retval;
+
if ((!(sfp = (Sg_fd *) filp->private_data)) || (!(sdp = sfp->parentdp)))
return -ENXIO;
SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
@@ -580,9 +616,11 @@ sg_write(struct file *filp, const char __user *buf, size_t count, loff_t * ppos)
struct sg_header old_hdr;
sg_io_hdr_t *hp;
unsigned char cmnd[SG_MAX_CDB_SIZE];
+ int retval;
- if (unlikely(uaccess_kernel()))
- return -EINVAL;
+ retval = sg_check_file_access(filp, __func__);
+ if (retval)
+ return retval;
if ((!(sfp = (Sg_fd *) filp->private_data)) || (!(sdp = sfp->parentdp)))
return -ENXIO;
diff --git a/drivers/staging/rtl8723bs/core/rtw_ap.c b/drivers/staging/rtl8723bs/core/rtw_ap.c
index 45c05527a57a..faf4b4158cfa 100644
--- a/drivers/staging/rtl8723bs/core/rtw_ap.c
+++ b/drivers/staging/rtl8723bs/core/rtw_ap.c
@@ -1051,7 +1051,7 @@ int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf, int len)
return _FAIL;
- if (len > MAX_IE_SZ)
+ if (len < 0 || len > MAX_IE_SZ)
return _FAIL;
pbss_network->IELength = len;
diff --git a/drivers/staging/rtlwifi/rtl8822be/hw.c b/drivers/staging/rtlwifi/rtl8822be/hw.c
index 7947edb239a1..88ba5b2fea6a 100644
--- a/drivers/staging/rtlwifi/rtl8822be/hw.c
+++ b/drivers/staging/rtlwifi/rtl8822be/hw.c
@@ -803,7 +803,7 @@ static void _rtl8822be_enable_aspm_back_door(struct ieee80211_hw *hw)
return;
pci_read_config_byte(rtlpci->pdev, 0x70f, &tmp);
- pci_write_config_byte(rtlpci->pdev, 0x70f, tmp | BIT(7));
+ pci_write_config_byte(rtlpci->pdev, 0x70f, tmp | ASPM_L1_LATENCY << 3);
pci_read_config_byte(rtlpci->pdev, 0x719, &tmp);
pci_write_config_byte(rtlpci->pdev, 0x719, tmp | BIT(3) | BIT(4));
diff --git a/drivers/staging/rtlwifi/wifi.h b/drivers/staging/rtlwifi/wifi.h
index 012fb618840b..a45f0eb69d3f 100644
--- a/drivers/staging/rtlwifi/wifi.h
+++ b/drivers/staging/rtlwifi/wifi.h
@@ -88,6 +88,7 @@
#define RTL_USB_MAX_RX_COUNT 100
#define QBSS_LOAD_SIZE 5
#define MAX_WMMELE_LENGTH 64
+#define ASPM_L1_LATENCY 7
#define TOTAL_CAM_ENTRY 32
diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c
index 01ac306131c1..10db5656fd5d 100644
--- a/drivers/target/target_core_pr.c
+++ b/drivers/target/target_core_pr.c
@@ -3727,11 +3727,16 @@ core_scsi3_pri_read_keys(struct se_cmd *cmd)
* Check for overflow of 8byte PRI READ_KEYS payload and
* next reservation key list descriptor.
*/
- if ((add_len + 8) > (cmd->data_length - 8))
- break;
-
- put_unaligned_be64(pr_reg->pr_res_key, &buf[off]);
- off += 8;
+ if (off + 8 <= cmd->data_length) {
+ put_unaligned_be64(pr_reg->pr_res_key, &buf[off]);
+ off += 8;
+ }
+ /*
+ * SPC5r17: 6.16.2 READ KEYS service action
+ * The ADDITIONAL LENGTH field indicates the number of bytes in
+ * the Reservation key list. The contents of the ADDITIONAL
+ * LENGTH field are not altered based on the allocation length
+ */
add_len += 8;
}
spin_unlock(&dev->t10_pr.registration_lock);
diff --git a/drivers/thunderbolt/domain.c b/drivers/thunderbolt/domain.c
index 6281266b8ec0..a923ebdeb73c 100644
--- a/drivers/thunderbolt/domain.c
+++ b/drivers/thunderbolt/domain.c
@@ -213,6 +213,10 @@ static ssize_t boot_acl_store(struct device *dev, struct device_attribute *attr,
goto err_free_acl;
}
ret = tb->cm_ops->set_boot_acl(tb, acl, tb->nboot_acl);
+ if (!ret) {
+ /* Notify userspace about the change */
+ kobject_uevent(&tb->dev.kobj, KOBJ_CHANGE);
+ }
mutex_unlock(&tb->lock);
err_free_acl:
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index e8f4ac9400ea..5d421d7e8904 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -215,7 +215,20 @@ static ssize_t name_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct uio_device *idev = dev_get_drvdata(dev);
- return sprintf(buf, "%s\n", idev->info->name);
+ int ret;
+
+ mutex_lock(&idev->info_lock);
+ if (!idev->info) {
+ ret = -EINVAL;
+ dev_err(dev, "the device has been unregistered\n");
+ goto out;
+ }
+
+ ret = sprintf(buf, "%s\n", idev->info->name);
+
+out:
+ mutex_unlock(&idev->info_lock);
+ return ret;
}
static DEVICE_ATTR_RO(name);
@@ -223,7 +236,20 @@ static ssize_t version_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct uio_device *idev = dev_get_drvdata(dev);
- return sprintf(buf, "%s\n", idev->info->version);
+ int ret;
+
+ mutex_lock(&idev->info_lock);
+ if (!idev->info) {
+ ret = -EINVAL;
+ dev_err(dev, "the device has been unregistered\n");
+ goto out;
+ }
+
+ ret = sprintf(buf, "%s\n", idev->info->version);
+
+out:
+ mutex_unlock(&idev->info_lock);
+ return ret;
}
static DEVICE_ATTR_RO(version);
@@ -415,11 +441,15 @@ EXPORT_SYMBOL_GPL(uio_event_notify);
static irqreturn_t uio_interrupt(int irq, void *dev_id)
{
struct uio_device *idev = (struct uio_device *)dev_id;
- irqreturn_t ret = idev->info->handler(irq, idev->info);
+ irqreturn_t ret;
+ mutex_lock(&idev->info_lock);
+
+ ret = idev->info->handler(irq, idev->info);
if (ret == IRQ_HANDLED)
uio_event_notify(idev->info);
+ mutex_unlock(&idev->info_lock);
return ret;
}
@@ -433,7 +463,6 @@ static int uio_open(struct inode *inode, struct file *filep)
struct uio_device *idev;
struct uio_listener *listener;
int ret = 0;
- unsigned long flags;
mutex_lock(&minor_lock);
idev = idr_find(&uio_idr, iminor(inode));
@@ -460,10 +489,16 @@ static int uio_open(struct inode *inode, struct file *filep)
listener->event_count = atomic_read(&idev->event);
filep->private_data = listener;
- spin_lock_irqsave(&idev->info_lock, flags);
+ mutex_lock(&idev->info_lock);
+ if (!idev->info) {
+ mutex_unlock(&idev->info_lock);
+ ret = -EINVAL;
+ goto err_alloc_listener;
+ }
+
if (idev->info && idev->info->open)
ret = idev->info->open(idev->info, inode);
- spin_unlock_irqrestore(&idev->info_lock, flags);
+ mutex_unlock(&idev->info_lock);
if (ret)
goto err_infoopen;
@@ -495,12 +530,11 @@ static int uio_release(struct inode *inode, struct file *filep)
int ret = 0;
struct uio_listener *listener = filep->private_data;
struct uio_device *idev = listener->dev;
- unsigned long flags;
- spin_lock_irqsave(&idev->info_lock, flags);
+ mutex_lock(&idev->info_lock);
if (idev->info && idev->info->release)
ret = idev->info->release(idev->info, inode);
- spin_unlock_irqrestore(&idev->info_lock, flags);
+ mutex_unlock(&idev->info_lock);
module_put(idev->owner);
kfree(listener);
@@ -513,12 +547,11 @@ static __poll_t uio_poll(struct file *filep, poll_table *wait)
struct uio_listener *listener = filep->private_data;
struct uio_device *idev = listener->dev;
__poll_t ret = 0;
- unsigned long flags;
- spin_lock_irqsave(&idev->info_lock, flags);
+ mutex_lock(&idev->info_lock);
if (!idev->info || !idev->info->irq)
ret = -EIO;
- spin_unlock_irqrestore(&idev->info_lock, flags);
+ mutex_unlock(&idev->info_lock);
if (ret)
return ret;
@@ -537,12 +570,11 @@ static ssize_t uio_read(struct file *filep, char __user *buf,
DECLARE_WAITQUEUE(wait, current);
ssize_t retval = 0;
s32 event_count;
- unsigned long flags;
- spin_lock_irqsave(&idev->info_lock, flags);
+ mutex_lock(&idev->info_lock);
if (!idev->info || !idev->info->irq)
retval = -EIO;
- spin_unlock_irqrestore(&idev->info_lock, flags);
+ mutex_unlock(&idev->info_lock);
if (retval)
return retval;
@@ -592,9 +624,13 @@ static ssize_t uio_write(struct file *filep, const char __user *buf,
struct uio_device *idev = listener->dev;
ssize_t retval;
s32 irq_on;
- unsigned long flags;
- spin_lock_irqsave(&idev->info_lock, flags);
+ mutex_lock(&idev->info_lock);
+ if (!idev->info) {
+ retval = -EINVAL;
+ goto out;
+ }
+
if (!idev->info || !idev->info->irq) {
retval = -EIO;
goto out;
@@ -618,7 +654,7 @@ static ssize_t uio_write(struct file *filep, const char __user *buf,
retval = idev->info->irqcontrol(idev->info, irq_on);
out:
- spin_unlock_irqrestore(&idev->info_lock, flags);
+ mutex_unlock(&idev->info_lock);
return retval ? retval : sizeof(s32);
}
@@ -640,10 +676,20 @@ static vm_fault_t uio_vma_fault(struct vm_fault *vmf)
struct page *page;
unsigned long offset;
void *addr;
+ int ret = 0;
+ int mi;
- int mi = uio_find_mem_index(vmf->vma);
- if (mi < 0)
- return VM_FAULT_SIGBUS;
+ mutex_lock(&idev->info_lock);
+ if (!idev->info) {
+ ret = VM_FAULT_SIGBUS;
+ goto out;
+ }
+
+ mi = uio_find_mem_index(vmf->vma);
+ if (mi < 0) {
+ ret = VM_FAULT_SIGBUS;
+ goto out;
+ }
/*
* We need to subtract mi because userspace uses offset = N*PAGE_SIZE
@@ -658,7 +704,11 @@ static vm_fault_t uio_vma_fault(struct vm_fault *vmf)
page = vmalloc_to_page(addr);
get_page(page);
vmf->page = page;
- return 0;
+
+out:
+ mutex_unlock(&idev->info_lock);
+
+ return ret;
}
static const struct vm_operations_struct uio_logical_vm_ops = {
@@ -683,6 +733,7 @@ static int uio_mmap_physical(struct vm_area_struct *vma)
struct uio_device *idev = vma->vm_private_data;
int mi = uio_find_mem_index(vma);
struct uio_mem *mem;
+
if (mi < 0)
return -EINVAL;
mem = idev->info->mem + mi;
@@ -724,30 +775,46 @@ static int uio_mmap(struct file *filep, struct vm_area_struct *vma)
vma->vm_private_data = idev;
+ mutex_lock(&idev->info_lock);
+ if (!idev->info) {
+ ret = -EINVAL;
+ goto out;
+ }
+
mi = uio_find_mem_index(vma);
- if (mi < 0)
- return -EINVAL;
+ if (mi < 0) {
+ ret = -EINVAL;
+ goto out;
+ }
requested_pages = vma_pages(vma);
actual_pages = ((idev->info->mem[mi].addr & ~PAGE_MASK)
+ idev->info->mem[mi].size + PAGE_SIZE -1) >> PAGE_SHIFT;
- if (requested_pages > actual_pages)
- return -EINVAL;
+ if (requested_pages > actual_pages) {
+ ret = -EINVAL;
+ goto out;
+ }
if (idev->info->mmap) {
ret = idev->info->mmap(idev->info, vma);
- return ret;
+ goto out;
}
switch (idev->info->mem[mi].memtype) {
case UIO_MEM_PHYS:
- return uio_mmap_physical(vma);
+ ret = uio_mmap_physical(vma);
+ break;
case UIO_MEM_LOGICAL:
case UIO_MEM_VIRTUAL:
- return uio_mmap_logical(vma);
+ ret = uio_mmap_logical(vma);
+ break;
default:
- return -EINVAL;
+ ret = -EINVAL;
}
+
+out:
+ mutex_unlock(&idev->info_lock);
+ return 0;
}
static const struct file_operations uio_fops = {
@@ -865,7 +932,7 @@ int __uio_register_device(struct module *owner,
idev->owner = owner;
idev->info = info;
- spin_lock_init(&idev->info_lock);
+ mutex_init(&idev->info_lock);
init_waitqueue_head(&idev->wait);
atomic_set(&idev->event, 0);
@@ -902,8 +969,9 @@ int __uio_register_device(struct module *owner,
* FDs at the time of unregister and therefore may not be
* freed until they are released.
*/
- ret = request_irq(info->irq, uio_interrupt,
- info->irq_flags, info->name, idev);
+ ret = request_threaded_irq(info->irq, NULL, uio_interrupt,
+ info->irq_flags, info->name, idev);
+
if (ret)
goto err_request_irq;
}
@@ -928,7 +996,6 @@ EXPORT_SYMBOL_GPL(__uio_register_device);
void uio_unregister_device(struct uio_info *info)
{
struct uio_device *idev;
- unsigned long flags;
if (!info || !info->uio_dev)
return;
@@ -937,14 +1004,14 @@ void uio_unregister_device(struct uio_info *info)
uio_free_minor(idev);
+ mutex_lock(&idev->info_lock);
uio_dev_del_attributes(idev);
if (info->irq && info->irq != UIO_IRQ_CUSTOM)
free_irq(info->irq, idev);
- spin_lock_irqsave(&idev->info_lock, flags);
idev->info = NULL;
- spin_unlock_irqrestore(&idev->info_lock, flags);
+ mutex_unlock(&idev->info_lock);
device_unregister(&idev->dev);
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index c55def2f1320..097057d2eacf 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -378,6 +378,10 @@ static const struct usb_device_id usb_quirk_list[] = {
/* Corsair K70 RGB */
{ USB_DEVICE(0x1b1c, 0x1b13), .driver_info = USB_QUIRK_DELAY_INIT },
+ /* Corsair Strafe */
+ { USB_DEVICE(0x1b1c, 0x1b15), .driver_info = USB_QUIRK_DELAY_INIT |
+ USB_QUIRK_DELAY_CTRL_MSG },
+
/* Corsair Strafe RGB */
{ USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT |
USB_QUIRK_DELAY_CTRL_MSG },
diff --git a/drivers/usb/gadget/udc/aspeed-vhub/Kconfig b/drivers/usb/gadget/udc/aspeed-vhub/Kconfig
index f0cdf89b8503..83ba8a2eb6af 100644
--- a/drivers/usb/gadget/udc/aspeed-vhub/Kconfig
+++ b/drivers/usb/gadget/udc/aspeed-vhub/Kconfig
@@ -2,6 +2,7 @@
config USB_ASPEED_VHUB
tristate "Aspeed vHub UDC driver"
depends on ARCH_ASPEED || COMPILE_TEST
+ depends on USB_LIBCOMPOSITE
help
USB peripheral controller for the Aspeed AST2500 family
SoCs supporting the "vHub" functionality and USB2.0
diff --git a/drivers/usb/host/xhci-dbgcap.c b/drivers/usb/host/xhci-dbgcap.c
index 73d5a0e2a225..86cff5c28eff 100644
--- a/drivers/usb/host/xhci-dbgcap.c
+++ b/drivers/usb/host/xhci-dbgcap.c
@@ -508,16 +508,18 @@ static int xhci_do_dbc_start(struct xhci_hcd *xhci)
return 0;
}
-static void xhci_do_dbc_stop(struct xhci_hcd *xhci)
+static int xhci_do_dbc_stop(struct xhci_hcd *xhci)
{
struct xhci_dbc *dbc = xhci->dbc;
if (dbc->state == DS_DISABLED)
- return;
+ return -1;
writel(0, &dbc->regs->control);
xhci_dbc_mem_cleanup(xhci);
dbc->state = DS_DISABLED;
+
+ return 0;
}
static int xhci_dbc_start(struct xhci_hcd *xhci)
@@ -544,6 +546,7 @@ static int xhci_dbc_start(struct xhci_hcd *xhci)
static void xhci_dbc_stop(struct xhci_hcd *xhci)
{
+ int ret;
unsigned long flags;
struct xhci_dbc *dbc = xhci->dbc;
struct dbc_port *port = &dbc->port;
@@ -556,10 +559,11 @@ static void xhci_dbc_stop(struct xhci_hcd *xhci)
xhci_dbc_tty_unregister_device(xhci);
spin_lock_irqsave(&dbc->lock, flags);
- xhci_do_dbc_stop(xhci);
+ ret = xhci_do_dbc_stop(xhci);
spin_unlock_irqrestore(&dbc->lock, flags);
- pm_runtime_put_sync(xhci_to_hcd(xhci)->self.controller);
+ if (!ret)
+ pm_runtime_put_sync(xhci_to_hcd(xhci)->self.controller);
}
static void
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 8a62eee9eee1..ef350c33dc4a 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -595,7 +595,7 @@ struct xhci_ring *xhci_stream_id_to_ring(
if (!ep->stream_info)
return NULL;
- if (stream_id > ep->stream_info->num_streams)
+ if (stream_id >= ep->stream_info->num_streams)
return NULL;
return ep->stream_info->stream_rings[stream_id];
}
diff --git a/drivers/usb/misc/yurex.c b/drivers/usb/misc/yurex.c
index 8abb6cbbd98a..3be40eaa1ac9 100644
--- a/drivers/usb/misc/yurex.c
+++ b/drivers/usb/misc/yurex.c
@@ -396,8 +396,7 @@ static ssize_t yurex_read(struct file *file, char __user *buffer, size_t count,
loff_t *ppos)
{
struct usb_yurex *dev;
- int retval = 0;
- int bytes_read = 0;
+ int len = 0;
char in_buffer[20];
unsigned long flags;
@@ -405,26 +404,16 @@ static ssize_t yurex_read(struct file *file, char __user *buffer, size_t count,
mutex_lock(&dev->io_mutex);
if (!dev->interface) { /* already disconnected */
- retval = -ENODEV;
- goto exit;
+ mutex_unlock(&dev->io_mutex);
+ return -ENODEV;
}
spin_lock_irqsave(&dev->lock, flags);
- bytes_read = snprintf(in_buffer, 20, "%lld\n", dev->bbu);
+ len = snprintf(in_buffer, 20, "%lld\n", dev->bbu);
spin_unlock_irqrestore(&dev->lock, flags);
-
- if (*ppos < bytes_read) {
- if (copy_to_user(buffer, in_buffer + *ppos, bytes_read - *ppos))
- retval = -EFAULT;
- else {
- retval = bytes_read - *ppos;
- *ppos += bytes_read;
- }
- }
-
-exit:
mutex_unlock(&dev->io_mutex);
- return retval;
+
+ return simple_read_from_buffer(buffer, count, ppos, in_buffer, len);
}
static ssize_t yurex_write(struct file *file, const char __user *user_buffer,
diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index bdd7a5ad3bf1..3bb1fff02bed 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -128,7 +128,7 @@ static int ch341_control_in(struct usb_device *dev,
r = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), request,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
value, index, buf, bufsize, DEFAULT_TIMEOUT);
- if (r < bufsize) {
+ if (r < (int)bufsize) {
if (r >= 0) {
dev_err(&dev->dev,
"short control message received (%d < %u)\n",
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index ee0cc1d90b51..626a29d9aa58 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -149,6 +149,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x8977) }, /* CEL MeshWorks DevKit Device */
{ USB_DEVICE(0x10C4, 0x8998) }, /* KCF Technologies PRN */
{ USB_DEVICE(0x10C4, 0x89A4) }, /* CESINEL FTBC Flexible Thyristor Bridge Controller */
+ { USB_DEVICE(0x10C4, 0x89FB) }, /* Qivicon ZigBee USB Radio Stick */
{ USB_DEVICE(0x10C4, 0x8A2A) }, /* HubZ dual ZigBee and Z-Wave dongle */
{ USB_DEVICE(0x10C4, 0x8A5E) }, /* CEL EM3588 ZigBee USB Stick Long Range */
{ USB_DEVICE(0x10C4, 0x8B34) }, /* Qivicon ZigBee USB Radio Stick */
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index 5169624d8b11..38d43c4b7ce5 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -369,8 +369,10 @@ static int keyspan_pda_get_modem_info(struct usb_serial *serial,
3, /* get pins */
USB_TYPE_VENDOR|USB_RECIP_INTERFACE|USB_DIR_IN,
0, 0, data, 1, 2000);
- if (rc >= 0)
+ if (rc == 1)
*value = *data;
+ else if (rc >= 0)
+ rc = -EIO;
kfree(data);
return rc;
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index fdceb46d9fc6..b580b4c7fa48 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -468,6 +468,9 @@ static void mos7840_control_callback(struct urb *urb)
}
dev_dbg(dev, "%s urb buffer size is %d\n", __func__, urb->actual_length);
+ if (urb->actual_length < 1)
+ goto out;
+
dev_dbg(dev, "%s mos7840_port->MsrLsr is %d port %d\n", __func__,
mos7840_port->MsrLsr, mos7840_port->port_num);
data = urb->transfer_buffer;
diff --git a/drivers/usb/typec/tcpm.c b/drivers/usb/typec/tcpm.c
index c732fd703961..74e0cdabfcc8 100644
--- a/drivers/usb/typec/tcpm.c
+++ b/drivers/usb/typec/tcpm.c
@@ -726,6 +726,9 @@ static int tcpm_set_current_limit(struct tcpm_port *port, u32 max_ma, u32 mv)
tcpm_log(port, "Setting voltage/current limit %u mV %u mA", mv, max_ma);
+ port->supply_voltage = mv;
+ port->current_limit = max_ma;
+
if (port->tcpc->set_current_limit)
ret = port->tcpc->set_current_limit(port->tcpc, max_ma, mv);
@@ -2693,8 +2696,6 @@ static void tcpm_reset_port(struct tcpm_port *port)
tcpm_set_attached_state(port, false);
port->try_src_count = 0;
port->try_snk_count = 0;
- port->supply_voltage = 0;
- port->current_limit = 0;
port->usb_type = POWER_SUPPLY_USB_TYPE_C;
power_supply_changed(port->psy);
diff --git a/drivers/vfio/pci/Kconfig b/drivers/vfio/pci/Kconfig
index 24ee2605b9f0..42dc1d3d71cf 100644
--- a/drivers/vfio/pci/Kconfig
+++ b/drivers/vfio/pci/Kconfig
@@ -28,5 +28,13 @@ config VFIO_PCI_INTX
def_bool y if !S390
config VFIO_PCI_IGD
- depends on VFIO_PCI
- def_bool y if X86
+ bool "VFIO PCI extensions for Intel graphics (GVT-d)"
+ depends on VFIO_PCI && X86
+ default y
+ help
+ Support for Intel IGD specific extensions to enable direct
+ assignment to virtual machines. This includes exposing an IGD
+ specific firmware table and read-only copies of the host bridge
+ and LPC bridge config space.
+
+ To enable Intel IGD assignment through vfio-pci, say Y.
diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c
index 2c75b33db4ac..3e5b17710a4f 100644
--- a/drivers/vfio/vfio_iommu_type1.c
+++ b/drivers/vfio/vfio_iommu_type1.c
@@ -343,18 +343,16 @@ static int vaddr_get_pfn(struct mm_struct *mm, unsigned long vaddr,
struct page *page[1];
struct vm_area_struct *vma;
struct vm_area_struct *vmas[1];
+ unsigned int flags = 0;
int ret;
+ if (prot & IOMMU_WRITE)
+ flags |= FOLL_WRITE;
+
+ down_read(&mm->mmap_sem);
if (mm == current->mm) {
- ret = get_user_pages_longterm(vaddr, 1, !!(prot & IOMMU_WRITE),
- page, vmas);
+ ret = get_user_pages_longterm(vaddr, 1, flags, page, vmas);
} else {
- unsigned int flags = 0;
-
- if (prot & IOMMU_WRITE)
- flags |= FOLL_WRITE;
-
- down_read(&mm->mmap_sem);
ret = get_user_pages_remote(NULL, mm, vaddr, 1, flags, page,
vmas, NULL);
/*
@@ -368,8 +366,8 @@ static int vaddr_get_pfn(struct mm_struct *mm, unsigned long vaddr,
ret = -EOPNOTSUPP;
put_page(page[0]);
}
- up_read(&mm->mmap_sem);
}
+ up_read(&mm->mmap_sem);
if (ret == 1) {
*pfn = page_to_pfn(page[0]);