diff options
108 files changed, 1184 insertions, 642 deletions
diff --git a/Documentation/arm64/sve.txt b/Documentation/arm64/sve.txt index 9940e924a47e..5689fc9a976a 100644 --- a/Documentation/arm64/sve.txt +++ b/Documentation/arm64/sve.txt @@ -56,6 +56,18 @@ model features for SVE is included in Appendix A. is to connect to a target process first and then attempt a ptrace(PTRACE_GETREGSET, pid, NT_ARM_SVE, &iov). +* Whenever SVE scalable register values (Zn, Pn, FFR) are exchanged in memory + between userspace and the kernel, the register value is encoded in memory in + an endianness-invariant layout, with bits [(8 * i + 7) : (8 * i)] encoded at + byte offset i from the start of the memory representation. This affects for + example the signal frame (struct sve_context) and ptrace interface + (struct user_sve_header) and associated data. + + Beware that on big-endian systems this results in a different byte order than + for the FPSIMD V-registers, which are stored as single host-endian 128-bit + values, with bits [(127 - 8 * i) : (120 - 8 * i)] of the register encoded at + byte offset i. (struct fpsimd_context, struct user_fpsimd_state). + 2. Vector length terminology ----------------------------- @@ -124,6 +136,10 @@ the SVE instruction set architecture. size and layout. Macros SVE_SIG_* are defined [1] to facilitate access to the members. +* Each scalable register (Zn, Pn, FFR) is stored in an endianness-invariant + layout, with bits [(8 * i + 7) : (8 * i)] stored at byte offset i from the + start of the register's representation in memory. + * If the SVE context is too big to fit in sigcontext.__reserved[], then extra space is allocated on the stack, an extra_context record is written in __reserved[] referencing this space. sve_context is then written in the diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile index 8fbd583b18e1..e9d2e578cbe6 100644 --- a/arch/arm64/Makefile +++ b/arch/arm64/Makefile @@ -51,7 +51,7 @@ endif KBUILD_CFLAGS += -mgeneral-regs-only $(lseinstr) $(brokengasinst) KBUILD_CFLAGS += -fno-asynchronous-unwind-tables -KBUILD_CFLAGS += -Wno-psabi +KBUILD_CFLAGS += $(call cc-disable-warning, psabi) KBUILD_AFLAGS += $(lseinstr) $(brokengasinst) KBUILD_CFLAGS += $(call cc-option,-mabi=lp64) diff --git a/arch/arm64/include/asm/tlbflush.h b/arch/arm64/include/asm/tlbflush.h index 3a1870228946..dff8f9ea5754 100644 --- a/arch/arm64/include/asm/tlbflush.h +++ b/arch/arm64/include/asm/tlbflush.h @@ -195,6 +195,9 @@ static inline void __flush_tlb_range(struct vm_area_struct *vma, unsigned long asid = ASID(vma->vm_mm); unsigned long addr; + start = round_down(start, stride); + end = round_up(end, stride); + if ((end - start) >= (MAX_TLBI_OPS * stride)) { flush_tlb_mm(vma->vm_mm); return; diff --git a/arch/arm64/include/uapi/asm/kvm.h b/arch/arm64/include/uapi/asm/kvm.h index 7b7ac0f6cec9..d819a3e8b552 100644 --- a/arch/arm64/include/uapi/asm/kvm.h +++ b/arch/arm64/include/uapi/asm/kvm.h @@ -260,6 +260,13 @@ struct kvm_vcpu_events { KVM_REG_SIZE_U256 | \ ((i) & (KVM_ARM64_SVE_MAX_SLICES - 1))) +/* + * Register values for KVM_REG_ARM64_SVE_ZREG(), KVM_REG_ARM64_SVE_PREG() and + * KVM_REG_ARM64_SVE_FFR() are represented in memory in an endianness- + * invariant layout which differs from the layout used for the FPSIMD + * V-registers on big-endian systems: see sigcontext.h for more explanation. + */ + #define KVM_ARM64_SVE_VQ_MIN __SVE_VQ_MIN #define KVM_ARM64_SVE_VQ_MAX __SVE_VQ_MAX diff --git a/arch/arm64/include/uapi/asm/ptrace.h b/arch/arm64/include/uapi/asm/ptrace.h index d78623acb649..97c53203150b 100644 --- a/arch/arm64/include/uapi/asm/ptrace.h +++ b/arch/arm64/include/uapi/asm/ptrace.h @@ -176,6 +176,10 @@ struct user_sve_header { * FPCR uint32_t FPCR * * Additional data might be appended in the future. + * + * The Z-, P- and FFR registers are represented in memory in an endianness- + * invariant layout which differs from the layout used for the FPSIMD + * V-registers on big-endian systems: see sigcontext.h for more explanation. */ #define SVE_PT_SVE_ZREG_SIZE(vq) __SVE_ZREG_SIZE(vq) diff --git a/arch/arm64/include/uapi/asm/sigcontext.h b/arch/arm64/include/uapi/asm/sigcontext.h index 5f3c0cec5af9..3d448a0bb225 100644 --- a/arch/arm64/include/uapi/asm/sigcontext.h +++ b/arch/arm64/include/uapi/asm/sigcontext.h @@ -77,6 +77,15 @@ struct fpsimd_context { __uint128_t vregs[32]; }; +/* + * Note: similarly to all other integer fields, each V-register is stored in an + * endianness-dependent format, with the byte at offset i from the start of the + * in-memory representation of the register value containing + * + * bits [(7 + 8 * i) : (8 * i)] of the register on little-endian hosts; or + * bits [(127 - 8 * i) : (120 - 8 * i)] on big-endian hosts. + */ + /* ESR_EL1 context */ #define ESR_MAGIC 0x45535201 @@ -204,6 +213,11 @@ struct sve_context { * FFR uint16_t[vq] first-fault status register * * Additional data might be appended in the future. + * + * Unlike vregs[] in fpsimd_context, each SVE scalable register (Z-, P- or FFR) + * is encoded in memory in an endianness-invariant format, with the byte at + * offset i from the start of the in-memory representation containing bits + * [(7 + 8 * i) : (8 * i)] of the register value. */ #define SVE_SIG_ZREG_SIZE(vq) __SVE_ZREG_SIZE(vq) diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c index a38bf74bcca8..bb42cd04baec 100644 --- a/arch/arm64/kernel/fpsimd.c +++ b/arch/arm64/kernel/fpsimd.c @@ -39,6 +39,7 @@ #include <linux/slab.h> #include <linux/stddef.h> #include <linux/sysctl.h> +#include <linux/swab.h> #include <asm/esr.h> #include <asm/fpsimd.h> @@ -352,6 +353,23 @@ static int __init sve_sysctl_init(void) { return 0; } #define ZREG(sve_state, vq, n) ((char *)(sve_state) + \ (SVE_SIG_ZREG_OFFSET(vq, n) - SVE_SIG_REGS_OFFSET)) +#ifdef CONFIG_CPU_BIG_ENDIAN +static __uint128_t arm64_cpu_to_le128(__uint128_t x) +{ + u64 a = swab64(x); + u64 b = swab64(x >> 64); + + return ((__uint128_t)a << 64) | b; +} +#else +static __uint128_t arm64_cpu_to_le128(__uint128_t x) +{ + return x; +} +#endif + +#define arm64_le128_to_cpu(x) arm64_cpu_to_le128(x) + /* * Transfer the FPSIMD state in task->thread.uw.fpsimd_state to * task->thread.sve_state. @@ -369,14 +387,16 @@ static void fpsimd_to_sve(struct task_struct *task) void *sst = task->thread.sve_state; struct user_fpsimd_state const *fst = &task->thread.uw.fpsimd_state; unsigned int i; + __uint128_t *p; if (!system_supports_sve()) return; vq = sve_vq_from_vl(task->thread.sve_vl); - for (i = 0; i < 32; ++i) - memcpy(ZREG(sst, vq, i), &fst->vregs[i], - sizeof(fst->vregs[i])); + for (i = 0; i < 32; ++i) { + p = (__uint128_t *)ZREG(sst, vq, i); + *p = arm64_cpu_to_le128(fst->vregs[i]); + } } /* @@ -395,14 +415,16 @@ static void sve_to_fpsimd(struct task_struct *task) void const *sst = task->thread.sve_state; struct user_fpsimd_state *fst = &task->thread.uw.fpsimd_state; unsigned int i; + __uint128_t const *p; if (!system_supports_sve()) return; vq = sve_vq_from_vl(task->thread.sve_vl); - for (i = 0; i < 32; ++i) - memcpy(&fst->vregs[i], ZREG(sst, vq, i), - sizeof(fst->vregs[i])); + for (i = 0; i < 32; ++i) { + p = (__uint128_t const *)ZREG(sst, vq, i); + fst->vregs[i] = arm64_le128_to_cpu(*p); + } } #ifdef CONFIG_ARM64_SVE @@ -491,6 +513,7 @@ void sve_sync_from_fpsimd_zeropad(struct task_struct *task) void *sst = task->thread.sve_state; struct user_fpsimd_state const *fst = &task->thread.uw.fpsimd_state; unsigned int i; + __uint128_t *p; if (!test_tsk_thread_flag(task, TIF_SVE)) return; @@ -499,9 +522,10 @@ void sve_sync_from_fpsimd_zeropad(struct task_struct *task) memset(sst, 0, SVE_SIG_REGS_SIZE(vq)); - for (i = 0; i < 32; ++i) - memcpy(ZREG(sst, vq, i), &fst->vregs[i], - sizeof(fst->vregs[i])); + for (i = 0; i < 32; ++i) { + p = (__uint128_t *)ZREG(sst, vq, i); + *p = arm64_cpu_to_le128(fst->vregs[i]); + } } int sve_set_vector_length(struct task_struct *task, diff --git a/block/bfq-cgroup.c b/block/bfq-cgroup.c index 59f46904cb11..b3796a40a61a 100644 --- a/block/bfq-cgroup.c +++ b/block/bfq-cgroup.c @@ -1046,8 +1046,7 @@ struct blkcg_policy blkcg_policy_bfq = { struct cftype bfq_blkcg_legacy_files[] = { { .name = "bfq.weight", - .link_name = "weight", - .flags = CFTYPE_NOT_ON_ROOT | CFTYPE_SYMLINKED, + .flags = CFTYPE_NOT_ON_ROOT, .seq_show = bfq_io_show_weight, .write_u64 = bfq_io_set_weight_legacy, }, @@ -1167,8 +1166,7 @@ struct cftype bfq_blkcg_legacy_files[] = { struct cftype bfq_blkg_files[] = { { .name = "bfq.weight", - .link_name = "weight", - .flags = CFTYPE_NOT_ON_ROOT | CFTYPE_SYMLINKED, + .flags = CFTYPE_NOT_ON_ROOT, .seq_show = bfq_io_show_weight, .write = bfq_io_set_weight, }, diff --git a/drivers/base/devres.c b/drivers/base/devres.c index e038e2b3b7ea..0bbb328bd17f 100644 --- a/drivers/base/devres.c +++ b/drivers/base/devres.c @@ -755,10 +755,32 @@ void devm_remove_action(struct device *dev, void (*action)(void *), void *data) WARN_ON(devres_destroy(dev, devm_action_release, devm_action_match, &devres)); - } EXPORT_SYMBOL_GPL(devm_remove_action); +/** + * devm_release_action() - release previously added custom action + * @dev: Device that owns the action + * @action: Function implementing the action + * @data: Pointer to data passed to @action implementation + * + * Releases and removes instance of @action previously added by + * devm_add_action(). Both action and data should match one of the + * existing entries. + */ +void devm_release_action(struct device *dev, void (*action)(void *), void *data) +{ + struct action_devres devres = { + .data = data, + .action = action, + }; + + WARN_ON(devres_release(dev, devm_action_release, devm_action_match, + &devres)); + +} +EXPORT_SYMBOL_GPL(devm_release_action); + /* * Managed kmalloc/kfree */ diff --git a/drivers/dax/device.c b/drivers/dax/device.c index 996d68ff992a..8465d12fecba 100644 --- a/drivers/dax/device.c +++ b/drivers/dax/device.c @@ -27,9 +27,8 @@ static void dev_dax_percpu_release(struct percpu_ref *ref) complete(&dev_dax->cmp); } -static void dev_dax_percpu_exit(void *data) +static void dev_dax_percpu_exit(struct percpu_ref *ref) { - struct percpu_ref *ref = data; struct dev_dax *dev_dax = ref_to_dev_dax(ref); dev_dbg(&dev_dax->dev, "%s\n", __func__); @@ -466,18 +465,12 @@ int dev_dax_probe(struct device *dev) if (rc) return rc; - rc = devm_add_action_or_reset(dev, dev_dax_percpu_exit, &dev_dax->ref); - if (rc) - return rc; - dev_dax->pgmap.ref = &dev_dax->ref; dev_dax->pgmap.kill = dev_dax_percpu_kill; + dev_dax->pgmap.cleanup = dev_dax_percpu_exit; addr = devm_memremap_pages(dev, &dev_dax->pgmap); - if (IS_ERR(addr)) { - devm_remove_action(dev, dev_dax_percpu_exit, &dev_dax->ref); - percpu_ref_exit(&dev_dax->ref); + if (IS_ERR(addr)) return PTR_ERR(addr); - } inode = dax_inode(dax_dev); cdev = inode->i_cdev; diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index 2328d04201a9..cfe827cefad8 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -305,7 +305,8 @@ static const struct regmap_config pca953x_i2c_regmap = { .volatile_reg = pca953x_volatile_register, .cache_type = REGCACHE_RBTREE, - .max_register = 0x7f, + /* REVISIT: should be 0x7f but some 24 bit chips use REG_ADDR_AI */ + .max_register = 0xff, }; static u8 pca953x_recalc_addr(struct pca953x_chip *chip, int reg, int off, diff --git a/drivers/hid/hid-a4tech.c b/drivers/hid/hid-a4tech.c index fd806f590bf8..98bf694626f7 100644 --- a/drivers/hid/hid-a4tech.c +++ b/drivers/hid/hid-a4tech.c @@ -35,8 +35,10 @@ static int a4_input_mapped(struct hid_device *hdev, struct hid_input *hi, { struct a4tech_sc *a4 = hid_get_drvdata(hdev); - if (usage->type == EV_REL && usage->code == REL_WHEEL) + if (usage->type == EV_REL && usage->code == REL_WHEEL_HI_RES) { set_bit(REL_HWHEEL, *bit); + set_bit(REL_HWHEEL_HI_RES, *bit); + } if ((a4->quirks & A4_2WHEEL_MOUSE_HACK_7) && usage->hid == 0x00090007) return -1; @@ -57,7 +59,7 @@ static int a4_event(struct hid_device *hdev, struct hid_field *field, input = field->hidinput->input; if (a4->quirks & A4_2WHEEL_MOUSE_HACK_B8) { - if (usage->type == EV_REL && usage->code == REL_WHEEL) { + if (usage->type == EV_REL && usage->code == REL_WHEEL_HI_RES) { a4->delayed_value = value; return 1; } @@ -65,6 +67,8 @@ static int a4_event(struct hid_device *hdev, struct hid_field *field, if (usage->hid == 0x000100b8) { input_event(input, EV_REL, value ? REL_HWHEEL : REL_WHEEL, a4->delayed_value); + input_event(input, EV_REL, value ? REL_HWHEEL_HI_RES : + REL_WHEEL_HI_RES, a4->delayed_value * 120); return 1; } } @@ -74,8 +78,9 @@ static int a4_event(struct hid_device *hdev, struct hid_field *field, return 1; } - if (usage->code == REL_WHEEL && a4->hw_wheel) { + if (usage->code == REL_WHEEL_HI_RES && a4->hw_wheel) { input_event(input, usage->type, REL_HWHEEL, value); + input_event(input, usage->type, REL_HWHEEL_HI_RES, value * 120); return 1; } diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 08d310723e96..210b81a56e1a 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -27,7 +27,6 @@ #include <linux/vmalloc.h> #include <linux/sched.h> #include <linux/semaphore.h> -#include <linux/async.h> #include <linux/hid.h> #include <linux/hiddev.h> @@ -1311,10 +1310,10 @@ static u32 __extract(u8 *report, unsigned offset, int n) u32 hid_field_extract(const struct hid_device *hid, u8 *report, unsigned offset, unsigned n) { - if (n > 256) { - hid_warn(hid, "hid_field_extract() called with n (%d) > 256! (%s)\n", + if (n > 32) { + hid_warn(hid, "hid_field_extract() called with n (%d) > 32! (%s)\n", n, current->comm); - n = 256; + n = 32; } return __extract(report, offset, n); @@ -2362,15 +2361,6 @@ int hid_add_device(struct hid_device *hdev) dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus, hdev->vendor, hdev->product, atomic_inc_return(&id)); - /* - * Try loading the module for the device before the add, so that we do - * not first have hid-generic binding only to have it replaced - * immediately afterwards with a specialized driver. - */ - if (!current_is_async()) - request_module("hid:b%04Xg%04Xv%08Xp%08X", hdev->bus, - hdev->group, hdev->vendor, hdev->product); - hid_debug_register(hdev, dev_name(&hdev->dev)); ret = device_add(&hdev->dev); if (!ret) diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c index 8f806f46c278..7795831d37c2 100644 --- a/drivers/hid/hid-hyperv.c +++ b/drivers/hid/hid-hyperv.c @@ -606,5 +606,7 @@ static void __exit mousevsc_exit(void) } MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Microsoft Hyper-V Synthetic HID Driver"); + module_init(mousevsc_init); module_exit(mousevsc_exit); diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 84e0c78d73cd..eac0c54c5970 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -1086,6 +1086,7 @@ #define USB_DEVICE_ID_SYNAPTICS_HD 0x0ac3 #define USB_DEVICE_ID_SYNAPTICS_QUAD_HD 0x1ac3 #define USB_DEVICE_ID_SYNAPTICS_TP_V103 0x5710 +#define USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5 0x81a7 #define USB_VENDOR_ID_TEXAS_INSTRUMENTS 0x2047 #define USB_DEVICE_ID_TEXAS_INSTRUMENTS_LENOVO_YOGA 0x0855 diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c index 904a4b0d90f5..e564bff86515 100644 --- a/drivers/hid/hid-logitech-dj.c +++ b/drivers/hid/hid-logitech-dj.c @@ -113,6 +113,7 @@ enum recvr_type { recvr_type_dj, recvr_type_hidpp, recvr_type_gaming_hidpp, + recvr_type_mouse_only, recvr_type_27mhz, recvr_type_bluetooth, }; @@ -864,9 +865,12 @@ static void logi_dj_recv_queue_notification(struct dj_receiver_dev *djrcv_dev, schedule_work(&djrcv_dev->work); } -static void logi_hidpp_dev_conn_notif_equad(struct hidpp_event *hidpp_report, +static void logi_hidpp_dev_conn_notif_equad(struct hid_device *hdev, + struct hidpp_event *hidpp_report, struct dj_workitem *workitem) { + struct dj_receiver_dev *djrcv_dev = hid_get_drvdata(hdev); + workitem->type = WORKITEM_TYPE_PAIRED; workitem->device_type = hidpp_report->params[HIDPP_PARAM_DEVICE_INFO] & HIDPP_DEVICE_TYPE_MASK; @@ -880,6 +884,8 @@ static void logi_hidpp_dev_conn_notif_equad(struct hidpp_event *hidpp_report, break; case REPORT_TYPE_MOUSE: workitem->reports_supported |= STD_MOUSE | HIDPP; + if (djrcv_dev->type == recvr_type_mouse_only) + workitem->reports_supported |= MULTIMEDIA; break; } } @@ -923,7 +929,7 @@ static void logi_hidpp_recv_queue_notif(struct hid_device *hdev, case 0x01: device_type = "Bluetooth"; /* Bluetooth connect packet contents is the same as (e)QUAD */ - logi_hidpp_dev_conn_notif_equad(hidpp_report, &workitem); + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); if (!(hidpp_report->params[HIDPP_PARAM_DEVICE_INFO] & HIDPP_MANUFACTURER_MASK)) { hid_info(hdev, "Non Logitech device connected on slot %d\n", @@ -937,18 +943,18 @@ static void logi_hidpp_recv_queue_notif(struct hid_device *hdev, break; case 0x03: device_type = "QUAD or eQUAD"; - logi_hidpp_dev_conn_notif_equad(hidpp_report, &workitem); + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); break; case 0x04: device_type = "eQUAD step 4 DJ"; - logi_hidpp_dev_conn_notif_equad(hidpp_report, &workitem); + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); break; case 0x05: device_type = "DFU Lite"; break; case 0x06: device_type = "eQUAD step 4 Lite"; - logi_hidpp_dev_conn_notif_equad(hidpp_report, &workitem); + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); break; case 0x07: device_type = "eQUAD step 4 Gaming"; @@ -958,11 +964,11 @@ static void logi_hidpp_recv_queue_notif(struct hid_device *hdev, break; case 0x0a: device_type = "eQUAD nano Lite"; - logi_hidpp_dev_conn_notif_equad(hidpp_report, &workitem); + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); break; case 0x0c: device_type = "eQUAD Lightspeed"; - logi_hidpp_dev_conn_notif_equad(hidpp_report, &workitem); + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); workitem.reports_supported |= STD_KEYBOARD; break; } @@ -1313,7 +1319,8 @@ static int logi_dj_ll_parse(struct hid_device *hid) if (djdev->reports_supported & STD_MOUSE) { dbg_hid("%s: sending a mouse descriptor, reports_supported: %llx\n", __func__, djdev->reports_supported); - if (djdev->dj_receiver_dev->type == recvr_type_gaming_hidpp) + if (djdev->dj_receiver_dev->type == recvr_type_gaming_hidpp || + djdev->dj_receiver_dev->type == recvr_type_mouse_only) rdcat(rdesc, &rsize, mse_high_res_descriptor, sizeof(mse_high_res_descriptor)); else if (djdev->dj_receiver_dev->type == recvr_type_27mhz) @@ -1556,15 +1563,19 @@ static int logi_dj_raw_event(struct hid_device *hdev, data[0] = data[1]; data[1] = 0; } - /* The 27 MHz mouse-only receiver sends unnumbered mouse data */ + /* + * Mouse-only receivers send unnumbered mouse data. The 27 MHz + * receiver uses 6 byte packets, the nano receiver 8 bytes. + */ if (djrcv_dev->unnumbered_application == HID_GD_MOUSE && - size == 6) { - u8 mouse_report[7]; + size <= 8) { + u8 mouse_report[9]; /* Prepend report id */ mouse_report[0] = REPORT_TYPE_MOUSE; - memcpy(mouse_report + 1, data, 6); - logi_dj_recv_forward_input_report(hdev, mouse_report, 7); + memcpy(mouse_report + 1, data, size); + logi_dj_recv_forward_input_report(hdev, mouse_report, + size + 1); } return false; @@ -1635,6 +1646,7 @@ static int logi_dj_probe(struct hid_device *hdev, case recvr_type_dj: no_dj_interfaces = 3; break; case recvr_type_hidpp: no_dj_interfaces = 2; break; case recvr_type_gaming_hidpp: no_dj_interfaces = 3; break; + case recvr_type_mouse_only: no_dj_interfaces = 2; break; case recvr_type_27mhz: no_dj_interfaces = 2; break; case recvr_type_bluetooth: no_dj_interfaces = 2; break; } @@ -1808,10 +1820,10 @@ static const struct hid_device_id logi_dj_receivers[] = { {HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2), .driver_data = recvr_type_dj}, - { /* Logitech Nano (non DJ) receiver */ + { /* Logitech Nano mouse only receiver */ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_NANO_RECEIVER), - .driver_data = recvr_type_hidpp}, + .driver_data = recvr_type_mouse_only}, { /* Logitech Nano (non DJ) receiver */ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_2), @@ -1836,6 +1848,14 @@ static const struct hid_device_id logi_dj_receivers[] = { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, 0xc70a), .driver_data = recvr_type_bluetooth}, + { /* Logitech MX5500 HID++ / bluetooth receiver keyboard intf. */ + HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, + 0xc71b), + .driver_data = recvr_type_bluetooth}, + { /* Logitech MX5500 HID++ / bluetooth receiver mouse intf. */ + HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, + 0xc71c), + .driver_data = recvr_type_bluetooth}, {} }; diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c index 3d2e6d254e7d..cf05816a601f 100644 --- a/drivers/hid/hid-logitech-hidpp.c +++ b/drivers/hid/hid-logitech-hidpp.c @@ -3728,6 +3728,9 @@ static const struct hid_device_id hidpp_devices[] = { { /* Keyboard MX5000 (Bluetooth-receiver in HID proxy mode) */ LDJ_DEVICE(0xb305), .driver_data = HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS }, + { /* Keyboard MX5500 (Bluetooth-receiver in HID proxy mode) */ + LDJ_DEVICE(0xb30b), + .driver_data = HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS }, { LDJ_DEVICE(HID_ANY_ID) }, @@ -3740,6 +3743,9 @@ static const struct hid_device_id hidpp_devices[] = { { /* Keyboard MX3200 (Y-RAV80) */ L27MHZ_DEVICE(0x005c), .driver_data = HIDPP_QUIRK_KBD_ZOOM_WHEEL }, + { /* S510 Media Remote */ + L27MHZ_DEVICE(0x00fe), + .driver_data = HIDPP_QUIRK_KBD_SCROLL_WHEEL }, { L27MHZ_DEVICE(HID_ANY_ID) }, @@ -3756,6 +3762,9 @@ static const struct hid_device_id hidpp_devices[] = { { /* MX5000 keyboard over Bluetooth */ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb305), .driver_data = HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS }, + { /* MX5500 keyboard over Bluetooth */ + HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb30b), + .driver_data = HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS }, {} }; diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index c34e972f6296..5df5dd56ecc8 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -637,6 +637,13 @@ static void mt_store_field(struct hid_device *hdev, if (*target != DEFAULT_TRUE && *target != DEFAULT_FALSE && *target != DEFAULT_ZERO) { + if (usage->contactid == DEFAULT_ZERO || + usage->x == DEFAULT_ZERO || + usage->y == DEFAULT_ZERO) { + hid_dbg(hdev, + "ignoring duplicate usage on incomplete"); + return; + } usage = mt_allocate_usage(hdev, application); if (!usage) return; diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c index 853842448f70..7c6abd7e0979 100644 --- a/drivers/hid/hid-rmi.c +++ b/drivers/hid/hid-rmi.c @@ -35,6 +35,7 @@ /* device flags */ #define RMI_DEVICE BIT(0) #define RMI_DEVICE_HAS_PHYS_BUTTONS BIT(1) +#define RMI_DEVICE_OUTPUT_SET_REPORT BIT(2) /* * retrieve the ctrl registers @@ -163,9 +164,19 @@ static int rmi_set_mode(struct hid_device *hdev, u8 mode) static int rmi_write_report(struct hid_device *hdev, u8 *report, int len) { + struct rmi_data *data = hid_get_drvdata(hdev); int ret; - ret = hid_hw_output_report(hdev, (void *)report, len); + if (data->device_flags & RMI_DEVICE_OUTPUT_SET_REPORT) { + /* + * Talk to device by using SET_REPORT requests instead. + */ + ret = hid_hw_raw_request(hdev, report[0], report, + len, HID_OUTPUT_REPORT, HID_REQ_SET_REPORT); + } else { + ret = hid_hw_output_report(hdev, (void *)report, len); + } + if (ret < 0) { dev_err(&hdev->dev, "failed to write hid report (%d)\n", ret); return ret; @@ -747,6 +758,8 @@ static const struct hid_device_id rmi_id[] = { .driver_data = RMI_DEVICE_HAS_PHYS_BUTTONS }, { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_X1_COVER) }, { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_REZEL) }, + { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5), + .driver_data = RMI_DEVICE_OUTPUT_SET_REPORT }, { HID_DEVICE(HID_BUS_ANY, HID_GROUP_RMI, HID_ANY_ID, HID_ANY_ID) }, { } }; diff --git a/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c b/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c index fd1b6eea6d2f..75078c83be1a 100644 --- a/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c +++ b/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c @@ -354,6 +354,14 @@ static const struct dmi_system_id i2c_hid_dmi_desc_override_table[] = { }, .driver_data = (void *)&sipodev_desc }, + { + .ident = "iBall Aer3", + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "iBall"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Aer3"), + }, + .driver_data = (void *)&sipodev_desc + }, { } /* Terminate list */ }; diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index 1f1ed276e388..43f6da357165 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -1232,13 +1232,13 @@ static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom) /* Add back in missing bits of ID for non-USI pens */ wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF; } - wacom->tool[0] = wacom_intuos_get_tool_type(wacom_intuos_id_mangle(wacom->id[0])); for (i = 0; i < pen_frames; i++) { unsigned char *frame = &data[i*pen_frame_len + 1]; bool valid = frame[0] & 0x80; bool prox = frame[0] & 0x40; bool range = frame[0] & 0x20; + bool invert = frame[0] & 0x10; if (!valid) continue; @@ -1247,9 +1247,24 @@ static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom) wacom->shared->stylus_in_proximity = false; wacom_exit_report(wacom); input_sync(pen_input); + + wacom->tool[0] = 0; + wacom->id[0] = 0; + wacom->serial[0] = 0; return; } + if (range) { + if (!wacom->tool[0]) { /* first in range */ + /* Going into range select tool */ + if (invert) + wacom->tool[0] = BTN_TOOL_RUBBER; + else if (wacom->id[0]) + wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]); + else + wacom->tool[0] = BTN_TOOL_PEN; + } + input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1])); input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3])); @@ -1271,23 +1286,26 @@ static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom) get_unaligned_le16(&frame[11])); } } - input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5])); - if (wacom->features.type == INTUOSP2_BT) { - input_report_abs(pen_input, ABS_DISTANCE, - range ? frame[13] : wacom->features.distance_max); - } else { - input_report_abs(pen_input, ABS_DISTANCE, - range ? frame[7] : wacom->features.distance_max); - } - input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x01); - input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02); - input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04); + if (wacom->tool[0]) { + input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5])); + if (wacom->features.type == INTUOSP2_BT) { + input_report_abs(pen_input, ABS_DISTANCE, + range ? frame[13] : wacom->features.distance_max); + } else { + input_report_abs(pen_input, ABS_DISTANCE, + range ? frame[7] : wacom->features.distance_max); + } - input_report_key(pen_input, wacom->tool[0], prox); - input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]); - input_report_abs(pen_input, ABS_MISC, - wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */ + input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09); + input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02); + input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04); + + input_report_key(pen_input, wacom->tool[0], prox); + input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]); + input_report_abs(pen_input, ABS_MISC, + wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */ + } wacom->shared->stylus_in_proximity = prox; @@ -1349,11 +1367,17 @@ static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom) if (wacom->num_contacts_left <= 0) { wacom->num_contacts_left = 0; wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom); + input_sync(touch_input); } } - input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7)); - input_sync(touch_input); + if (wacom->num_contacts_left == 0) { + // Be careful that we don't accidentally call input_sync with + // only a partial set of fingers of processed + input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7)); + input_sync(touch_input); + } + } static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom) @@ -1361,7 +1385,7 @@ static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom) struct input_dev *pad_input = wacom->pad_input; unsigned char *data = wacom->data; - int buttons = (data[282] << 1) | ((data[281] >> 6) & 0x01); + int buttons = data[282] | ((data[281] & 0x40) << 2); int ring = data[285] & 0x7F; bool ringstatus = data[285] & 0x80; bool prox = buttons || ringstatus; @@ -3810,7 +3834,7 @@ static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group) static bool wacom_is_led_toggled(struct wacom *wacom, int button_count, int mask, int group) { - int button_per_group; + int group_button; /* * 21UX2 has LED group 1 to the left and LED group 0 @@ -3820,9 +3844,12 @@ static bool wacom_is_led_toggled(struct wacom *wacom, int button_count, if (wacom->wacom_wac.features.type == WACOM_21UX2) group = 1 - group; - button_per_group = button_count/wacom->led.count; + group_button = group * (button_count/wacom->led.count); + + if (wacom->wacom_wac.features.type == INTUOSP2_BT) + group_button = 8; - return mask & (1 << (group * button_per_group)); + return mask & (1 << group_button); } static void wacom_update_led(struct wacom *wacom, int button_count, int mask, diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index 5aeb1dbfaa08..586dd5a46d9f 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -47,6 +47,15 @@ #include "arm-smmu-regs.h" +/* + * Apparently, some Qualcomm arm64 platforms which appear to expose their SMMU + * global register space are still, in fact, using a hypervisor to mediate it + * by trapping and emulating register accesses. Sadly, some deployed versions + * of said trapping code have bugs wherein they go horribly wrong for stores + * using r31 (i.e. XZR/WZR) as the source register. + */ +#define QCOM_DUMMY_VAL -1 + #define ARM_MMU500_ACTLR_CPRE (1 << 1) #define ARM_MMU500_ACR_CACHE_LOCK (1 << 26) @@ -411,7 +420,7 @@ static void __arm_smmu_tlb_sync(struct arm_smmu_device *smmu, { unsigned int spin_cnt, delay; - writel_relaxed(0, sync); + writel_relaxed(QCOM_DUMMY_VAL, sync); for (delay = 1; delay < TLB_LOOP_TIMEOUT; delay *= 2) { for (spin_cnt = TLB_SPIN_COUNT; spin_cnt > 0; spin_cnt--) { if (!(readl_relaxed(status) & sTLBGSTATUS_GSACTIVE)) @@ -1751,8 +1760,8 @@ static void arm_smmu_device_reset(struct arm_smmu_device *smmu) } /* Invalidate the TLB, just in case */ - writel_relaxed(0, gr0_base + ARM_SMMU_GR0_TLBIALLH); - writel_relaxed(0, gr0_base + ARM_SMMU_GR0_TLBIALLNSNH); + writel_relaxed(QCOM_DUMMY_VAL, gr0_base + ARM_SMMU_GR0_TLBIALLH); + writel_relaxed(QCOM_DUMMY_VAL, gr0_base + ARM_SMMU_GR0_TLBIALLNSNH); reg = readl_relaxed(ARM_SMMU_GR0_NS(smmu) + ARM_SMMU_GR0_sCR0); diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 162b3236e72c..56297298d6ee 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -2504,6 +2504,7 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu, } } + spin_lock(&iommu->lock); spin_lock_irqsave(&device_domain_lock, flags); if (dev) found = find_domain(dev); @@ -2519,17 +2520,16 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu, if (found) { spin_unlock_irqrestore(&device_domain_lock, flags); + spin_unlock(&iommu->lock); free_devinfo_mem(info); /* Caller must free the original domain */ return found; } - spin_lock(&iommu->lock); ret = domain_attach_iommu(domain, iommu); - spin_unlock(&iommu->lock); - if (ret) { spin_unlock_irqrestore(&device_domain_lock, flags); + spin_unlock(&iommu->lock); free_devinfo_mem(info); return NULL; } @@ -2539,6 +2539,7 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu, if (dev) dev->archdata.iommu = info; spin_unlock_irqrestore(&device_domain_lock, flags); + spin_unlock(&iommu->lock); /* PASID table is mandatory for a PCI device in scalable mode. */ if (dev && dev_is_pci(dev) && sm_supported(iommu)) { diff --git a/drivers/iommu/intel-pasid.c b/drivers/iommu/intel-pasid.c index 2fefeafda437..fe51d8af457f 100644 --- a/drivers/iommu/intel-pasid.c +++ b/drivers/iommu/intel-pasid.c @@ -389,7 +389,7 @@ static inline void pasid_set_present(struct pasid_entry *pe) */ static inline void pasid_set_page_snoop(struct pasid_entry *pe, bool value) { - pasid_set_bits(&pe->val[1], 1 << 23, value); + pasid_set_bits(&pe->val[1], 1 << 23, value << 23); } /* diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index f9cacce909d3..9f0a2844371c 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -329,7 +329,7 @@ static ssize_t iommu_group_show_type(struct iommu_group *group, type = "unmanaged\n"; break; case IOMMU_DOMAIN_DMA: - type = "DMA"; + type = "DMA\n"; break; } } diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c index ecd3277f2e89..6351a97f3d18 100644 --- a/drivers/media/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb-core/dvb_frontend.c @@ -905,7 +905,7 @@ static void dvb_frontend_get_frequency_limits(struct dvb_frontend *fe, "DVB: adapter %i frontend %u frequency limits undefined - fix the driver\n", fe->dvb->num, fe->id); - dprintk("frequency interval: tuner: %u...%u, frontend: %u...%u", + dev_dbg(fe->dvb->device, "frequency interval: tuner: %u...%u, frontend: %u...%u", tuner_min, tuner_max, frontend_min, frontend_max); /* If the standard is for satellite, convert frequencies to kHz */ diff --git a/drivers/media/platform/qcom/venus/hfi_helper.h b/drivers/media/platform/qcom/venus/hfi_helper.h index 04cc80b106d6..b70551e296b7 100644 --- a/drivers/media/platform/qcom/venus/hfi_helper.h +++ b/drivers/media/platform/qcom/venus/hfi_helper.h @@ -560,7 +560,7 @@ struct hfi_capability { struct hfi_capabilities { u32 num_capabilities; - struct hfi_capability *data; + struct hfi_capability data[]; }; #define HFI_DEBUG_MSG_LOW 0x01 @@ -717,7 +717,7 @@ struct hfi_profile_level { struct hfi_profile_level_supported { u32 profile_count; - struct hfi_profile_level *profile_level; + struct hfi_profile_level profile_level[]; }; struct hfi_quality_vs_speed { diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c index 28cb44c61d4a..24d7fe7c74ed 100644 --- a/drivers/nvdimm/pmem.c +++ b/drivers/nvdimm/pmem.c @@ -303,11 +303,19 @@ static const struct attribute_group *pmem_attribute_groups[] = { NULL, }; -static void pmem_release_queue(void *q) +static void __pmem_release_queue(struct percpu_ref *ref) { + struct request_queue *q; + + q = container_of(ref, typeof(*q), q_usage_counter); blk_cleanup_queue(q); } +static void pmem_release_queue(void *ref) +{ + __pmem_release_queue(ref); +} + static void pmem_freeze_queue(struct percpu_ref *ref) { struct request_queue *q; @@ -399,12 +407,10 @@ static int pmem_attach_disk(struct device *dev, if (!q) return -ENOMEM; - if (devm_add_action_or_reset(dev, pmem_release_queue, q)) - return -ENOMEM; - pmem->pfn_flags = PFN_DEV; pmem->pgmap.ref = &q->q_usage_counter; pmem->pgmap.kill = pmem_freeze_queue; + pmem->pgmap.cleanup = __pmem_release_queue; if (is_nd_pfn(dev)) { if (setup_pagemap_fsdax(dev, &pmem->pgmap)) return -ENOMEM; @@ -425,6 +431,9 @@ static int pmem_attach_disk(struct device *dev, pmem->pfn_flags |= PFN_MAP; memcpy(&bb_res, &pmem->pgmap.res, sizeof(bb_res)); } else { + if (devm_add_action_or_reset(dev, pmem_release_queue, + &q->q_usage_counter)) + return -ENOMEM; addr = devm_memremap(dev, pmem->phys_addr, pmem->size, ARCH_MEMREMAP_PMEM); memcpy(&bb_res, &nsio->res, sizeof(bb_res)); diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c index 742928d0053e..a98126ad9c3a 100644 --- a/drivers/pci/p2pdma.c +++ b/drivers/pci/p2pdma.c @@ -20,12 +20,16 @@ #include <linux/seq_buf.h> struct pci_p2pdma { - struct percpu_ref devmap_ref; - struct completion devmap_ref_done; struct gen_pool *pool; bool p2pmem_published; }; +struct p2pdma_pagemap { + struct dev_pagemap pgmap; + struct percpu_ref ref; + struct completion ref_done; +}; + static ssize_t size_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -74,41 +78,45 @@ static const struct attribute_group p2pmem_group = { .name = "p2pmem", }; +static struct p2pdma_pagemap *to_p2p_pgmap(struct percpu_ref *ref) +{ + return container_of(ref, struct p2pdma_pagemap, ref); +} + static void pci_p2pdma_percpu_release(struct percpu_ref *ref) { - struct pci_p2pdma *p2p = - container_of(ref, struct pci_p2pdma, devmap_ref); + struct p2pdma_pagemap *p2p_pgmap = to_p2p_pgmap(ref); - complete_all(&p2p->devmap_ref_done); + complete(&p2p_pgmap->ref_done); } static void pci_p2pdma_percpu_kill(struct percpu_ref *ref) { - /* - * pci_p2pdma_add_resource() may be called multiple times - * by a driver and may register the percpu_kill devm action multiple - * times. We only want the first action to actually kill the - * percpu_ref. - */ - if (percpu_ref_is_dying(ref)) - return; - percpu_ref_kill(ref); } +static void pci_p2pdma_percpu_cleanup(struct percpu_ref *ref) +{ + struct p2pdma_pagemap *p2p_pgmap = to_p2p_pgmap(ref); + + wait_for_completion(&p2p_pgmap->ref_done); + percpu_ref_exit(&p2p_pgmap->ref); +} + static void pci_p2pdma_release(void *data) { struct pci_dev *pdev = data; + struct pci_p2pdma *p2pdma = pdev->p2pdma; - if (!pdev->p2pdma) + if (!p2pdma) return; - wait_for_completion(&pdev->p2pdma->devmap_ref_done); - percpu_ref_exit(&pdev->p2pdma->devmap_ref); + /* Flush and disable pci_alloc_p2p_mem() */ + pdev->p2pdma = NULL; + synchronize_rcu(); - gen_pool_destroy(pdev->p2pdma->pool); + gen_pool_destroy(p2pdma->pool); sysfs_remove_group(&pdev->dev.kobj, &p2pmem_group); - pdev->p2pdma = NULL; } static int pci_p2pdma_setup(struct pci_dev *pdev) @@ -124,12 +132,6 @@ static int pci_p2pdma_setup(struct pci_dev *pdev) if (!p2p->pool) goto out; - init_completion(&p2p->devmap_ref_done); - error = percpu_ref_init(&p2p->devmap_ref, - pci_p2pdma_percpu_release, 0, GFP_KERNEL); - if (error) - goto out_pool_destroy; - error = devm_add_action_or_reset(&pdev->dev, pci_p2pdma_release, pdev); if (error) goto out_pool_destroy; @@ -163,6 +165,7 @@ out: int pci_p2pdma_add_resource(struct pci_dev *pdev, int bar, size_t size, u64 offset) { + struct p2pdma_pagemap *p2p_pgmap; struct dev_pagemap *pgmap; void *addr; int error; @@ -185,18 +188,27 @@ int pci_p2pdma_add_resource(struct pci_dev *pdev, int bar, size_t size, return error; } - pgmap = devm_kzalloc(&pdev->dev, sizeof(*pgmap), GFP_KERNEL); - if (!pgmap) + p2p_pgmap = devm_kzalloc(&pdev->dev, sizeof(*p2p_pgmap), GFP_KERNEL); + if (!p2p_pgmap) return -ENOMEM; + init_completion(&p2p_pgmap->ref_done); + error = percpu_ref_init(&p2p_pgmap->ref, + pci_p2pdma_percpu_release, 0, GFP_KERNEL); + if (error) + goto pgmap_free; + + pgmap = &p2p_pgmap->pgmap; + pgmap->res.start = pci_resource_start(pdev, bar) + offset; pgmap->res.end = pgmap->res.start + size - 1; pgmap->res.flags = pci_resource_flags(pdev, bar); - pgmap->ref = &pdev->p2pdma->devmap_ref; + pgmap->ref = &p2p_pgmap->ref; pgmap->type = MEMORY_DEVICE_PCI_P2PDMA; pgmap->pci_p2pdma_bus_offset = pci_bus_address(pdev, bar) - pci_resource_start(pdev, bar); pgmap->kill = pci_p2pdma_percpu_kill; + pgmap->cleanup = pci_p2pdma_percpu_cleanup; addr = devm_memremap_pages(&pdev->dev, pgmap); if (IS_ERR(addr)) { @@ -204,19 +216,22 @@ int pci_p2pdma_add_resource(struct pci_dev *pdev, int bar, size_t size, goto pgmap_free; } - error = gen_pool_add_virt(pdev->p2pdma->pool, (unsigned long)addr, + error = gen_pool_add_owner(pdev->p2pdma->pool, (unsigned long)addr, pci_bus_address(pdev, bar) + offset, - resource_size(&pgmap->res), dev_to_node(&pdev->dev)); + resource_size(&pgmap->res), dev_to_node(&pdev->dev), + &p2p_pgmap->ref); if (error) - goto pgmap_free; + goto pages_free; pci_info(pdev, "added peer-to-peer DMA memory %pR\n", &pgmap->res); return 0; +pages_free: + devm_memunmap_pages(&pdev->dev, pgmap); pgmap_free: - devm_kfree(&pdev->dev, pgmap); + devm_kfree(&pdev->dev, p2p_pgmap); return error; } EXPORT_SYMBOL_GPL(pci_p2pdma_add_resource); @@ -585,19 +600,30 @@ EXPORT_SYMBOL_GPL(pci_p2pmem_find_many); */ void *pci_alloc_p2pmem(struct pci_dev *pdev, size_t size) { - void *ret; + void *ret = NULL; + struct percpu_ref *ref; + /* + * Pairs with synchronize_rcu() in pci_p2pdma_release() to + * ensure pdev->p2pdma is non-NULL for the duration of the + * read-lock. + */ + rcu_read_lock(); if (unlikely(!pdev->p2pdma)) - return NULL; - - if (unlikely(!percpu_ref_tryget_live(&pdev->p2pdma->devmap_ref))) - return NULL; - - ret = (void *)gen_pool_alloc(pdev->p2pdma->pool, size); + goto out; - if (unlikely(!ret)) - percpu_ref_put(&pdev->p2pdma->devmap_ref); + ret = (void *)gen_pool_alloc_owner(pdev->p2pdma->pool, size, + (void **) &ref); + if (!ret) + goto out; + if (unlikely(!percpu_ref_tryget_live(ref))) { + gen_pool_free(pdev->p2pdma->pool, (unsigned long) ret, size); + ret = NULL; + goto out; + } +out: + rcu_read_unlock(); return ret; } EXPORT_SYMBOL_GPL(pci_alloc_p2pmem); @@ -610,8 +636,11 @@ EXPORT_SYMBOL_GPL(pci_alloc_p2pmem); */ void pci_free_p2pmem(struct pci_dev *pdev, void *addr, size_t size) { - gen_pool_free(pdev->p2pdma->pool, (uintptr_t)addr, size); - percpu_ref_put(&pdev->p2pdma->devmap_ref); + struct percpu_ref *ref; + + gen_pool_free_owner(pdev->p2pdma->pool, (uintptr_t)addr, size, + (void **) &ref); + percpu_ref_put(ref); } EXPORT_SYMBOL_GPL(pci_free_p2pmem); diff --git a/drivers/regulator/tps6507x-regulator.c b/drivers/regulator/tps6507x-regulator.c index a1b7fab91dd4..d2a8f69b2665 100644 --- a/drivers/regulator/tps6507x-regulator.c +++ b/drivers/regulator/tps6507x-regulator.c @@ -403,12 +403,12 @@ static int tps6507x_pmic_probe(struct platform_device *pdev) /* common for all regulators */ tps->mfd = tps6507x_dev; - for (i = 0; i < TPS6507X_NUM_REGULATOR; i++, info++, init_data++) { + for (i = 0; i < TPS6507X_NUM_REGULATOR; i++, info++) { /* Register the regulators */ tps->info[i] = info; - if (init_data && init_data->driver_data) { + if (init_data && init_data[i].driver_data) { struct tps6507x_reg_platform_data *data = - init_data->driver_data; + init_data[i].driver_data; info->defdcdc_default = data->defdcdc_default; } diff --git a/drivers/spi/spi-bitbang.c b/drivers/spi/spi-bitbang.c index dad566bfe372..d84e22dd6f9f 100644 --- a/drivers/spi/spi-bitbang.c +++ b/drivers/spi/spi-bitbang.c @@ -406,7 +406,7 @@ int spi_bitbang_start(struct spi_bitbang *bitbang) if (ret) spi_master_put(master); - return 0; + return ret; } EXPORT_SYMBOL_GPL(spi_bitbang_start); diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c index 4c71df93a6f6..1d9b33aa1a3b 100644 --- a/drivers/spi/spi-fsl-spi.c +++ b/drivers/spi/spi-fsl-spi.c @@ -428,7 +428,6 @@ static int fsl_spi_do_one_msg(struct spi_master *master, } m->status = status; - spi_finalize_current_message(master); if (status || !cs_change) { ndelay(nsecs); @@ -436,6 +435,7 @@ static int fsl_spi_do_one_msg(struct spi_master *master, } fsl_spi_setup_transfer(spi, NULL); + spi_finalize_current_message(master); return 0; } diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 5e75944ad5d1..5e4654032bfa 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1181,10 +1181,10 @@ out: if (msg->status && ctlr->handle_err) ctlr->handle_err(ctlr, msg); - spi_finalize_current_message(ctlr); - spi_res_release(ctlr, msg); + spi_finalize_current_message(ctlr); + return ret; } @@ -1307,10 +1307,15 @@ static void __spi_pump_messages(struct spi_controller *ctlr, bool in_kthread) ret = ctlr->prepare_transfer_hardware(ctlr); if (ret) { dev_err(&ctlr->dev, - "failed to prepare transfer hardware\n"); + "failed to prepare transfer hardware: %d\n", + ret); if (ctlr->auto_runtime_pm) pm_runtime_put(ctlr->dev.parent); + + ctlr->cur_msg->status = ret; + spi_finalize_current_message(ctlr); + mutex_unlock(&ctlr->io_mutex); return; } diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c index 3cc1a05fde1c..ae23151442cb 100644 --- a/drivers/vfio/mdev/mdev_core.c +++ b/drivers/vfio/mdev/mdev_core.c @@ -102,56 +102,35 @@ static void mdev_put_parent(struct mdev_parent *parent) kref_put(&parent->ref, mdev_release_parent); } -static int mdev_device_create_ops(struct kobject *kobj, - struct mdev_device *mdev) +/* Caller must hold parent unreg_sem read or write lock */ +static void mdev_device_remove_common(struct mdev_device *mdev) { - struct mdev_parent *parent = mdev->parent; - int ret; - - ret = parent->ops->create(kobj, mdev); - if (ret) - return ret; - - ret = sysfs_create_groups(&mdev->dev.kobj, - parent->ops->mdev_attr_groups); - if (ret) - parent->ops->remove(mdev); - - return ret; -} - -/* - * mdev_device_remove_ops gets called from sysfs's 'remove' and when parent - * device is being unregistered from mdev device framework. - * - 'force_remove' is set to 'false' when called from sysfs's 'remove' which - * indicates that if the mdev device is active, used by VMM or userspace - * application, vendor driver could return error then don't remove the device. - * - 'force_remove' is set to 'true' when called from mdev_unregister_device() - * which indicate that parent device is being removed from mdev device - * framework so remove mdev device forcefully. - */ -static int mdev_device_remove_ops(struct mdev_device *mdev, bool force_remove) -{ - struct mdev_parent *parent = mdev->parent; + struct mdev_parent *parent; + struct mdev_type *type; int ret; - /* - * Vendor driver can return error if VMM or userspace application is - * using this mdev device. - */ + type = to_mdev_type(mdev->type_kobj); + mdev_remove_sysfs_files(&mdev->dev, type); + device_del(&mdev->dev); + parent = mdev->parent; + lockdep_assert_held(&parent->unreg_sem); ret = parent->ops->remove(mdev); - if (ret && !force_remove) - return ret; + if (ret) + dev_err(&mdev->dev, "Remove failed: err=%d\n", ret); - sysfs_remove_groups(&mdev->dev.kobj, parent->ops->mdev_attr_groups); - return 0; + /* Balances with device_initialize() */ + put_device(&mdev->dev); + mdev_put_parent(parent); } static int mdev_device_remove_cb(struct device *dev, void *data) { - if (dev_is_mdev(dev)) - mdev_device_remove(dev, true); + if (dev_is_mdev(dev)) { + struct mdev_device *mdev; + mdev = to_mdev_device(dev); + mdev_device_remove_common(mdev); + } return 0; } @@ -193,6 +172,7 @@ int mdev_register_device(struct device *dev, const struct mdev_parent_ops *ops) } kref_init(&parent->ref); + init_rwsem(&parent->unreg_sem); parent->dev = dev; parent->ops = ops; @@ -251,21 +231,23 @@ void mdev_unregister_device(struct device *dev) dev_info(dev, "MDEV: Unregistering\n"); list_del(&parent->next); + mutex_unlock(&parent_list_lock); + + down_write(&parent->unreg_sem); + class_compat_remove_link(mdev_bus_compat_class, dev, NULL); device_for_each_child(dev, NULL, mdev_device_remove_cb); parent_remove_sysfs_files(parent); + up_write(&parent->unreg_sem); - mutex_unlock(&parent_list_lock); mdev_put_parent(parent); } EXPORT_SYMBOL(mdev_unregister_device); -static void mdev_device_release(struct device *dev) +static void mdev_device_free(struct mdev_device *mdev) { - struct mdev_device *mdev = to_mdev_device(dev); - mutex_lock(&mdev_list_lock); list_del(&mdev->next); mutex_unlock(&mdev_list_lock); @@ -274,6 +256,13 @@ static void mdev_device_release(struct device *dev) kfree(mdev); } +static void mdev_device_release(struct device *dev) +{ + struct mdev_device *mdev = to_mdev_device(dev); + + mdev_device_free(mdev); +} + int mdev_device_create(struct kobject *kobj, struct device *dev, const guid_t *uuid) { @@ -310,46 +299,55 @@ int mdev_device_create(struct kobject *kobj, mdev->parent = parent; + /* Check if parent unregistration has started */ + if (!down_read_trylock(&parent->unreg_sem)) { + mdev_device_free(mdev); + ret = -ENODEV; + goto mdev_fail; + } + + device_initialize(&mdev->dev); mdev->dev.parent = dev; mdev->dev.bus = &mdev_bus_type; mdev->dev.release = mdev_device_release; dev_set_name(&mdev->dev, "%pUl", uuid); + mdev->dev.groups = parent->ops->mdev_attr_groups; + mdev->type_kobj = kobj; - ret = device_register(&mdev->dev); - if (ret) { - put_device(&mdev->dev); - goto mdev_fail; - } + ret = parent->ops->create(kobj, mdev); + if (ret) + goto ops_create_fail; - ret = mdev_device_create_ops(kobj, mdev); + ret = device_add(&mdev->dev); if (ret) - goto create_fail; + goto add_fail; ret = mdev_create_sysfs_files(&mdev->dev, type); - if (ret) { - mdev_device_remove_ops(mdev, true); - goto create_fail; - } + if (ret) + goto sysfs_fail; - mdev->type_kobj = kobj; mdev->active = true; dev_dbg(&mdev->dev, "MDEV: created\n"); + up_read(&parent->unreg_sem); return 0; -create_fail: - device_unregister(&mdev->dev); +sysfs_fail: + device_del(&mdev->dev); +add_fail: + parent->ops->remove(mdev); +ops_create_fail: + up_read(&parent->unreg_sem); + put_device(&mdev->dev); mdev_fail: mdev_put_parent(parent); return ret; } -int mdev_device_remove(struct device *dev, bool force_remove) +int mdev_device_remove(struct device *dev) { struct mdev_device *mdev, *tmp; struct mdev_parent *parent; - struct mdev_type *type; - int ret; mdev = to_mdev_device(dev); @@ -372,19 +370,13 @@ int mdev_device_remove(struct device *dev, bool force_remove) mdev->active = false; mutex_unlock(&mdev_list_lock); - type = to_mdev_type(mdev->type_kobj); parent = mdev->parent; + /* Check if parent unregistration has started */ + if (!down_read_trylock(&parent->unreg_sem)) + return -ENODEV; - ret = mdev_device_remove_ops(mdev, force_remove); - if (ret) { - mdev->active = true; - return ret; - } - - mdev_remove_sysfs_files(dev, type); - device_unregister(dev); - mdev_put_parent(parent); - + mdev_device_remove_common(mdev); + up_read(&parent->unreg_sem); return 0; } diff --git a/drivers/vfio/mdev/mdev_private.h b/drivers/vfio/mdev/mdev_private.h index 36cbbdb754de..398767526276 100644 --- a/drivers/vfio/mdev/mdev_private.h +++ b/drivers/vfio/mdev/mdev_private.h @@ -23,6 +23,8 @@ struct mdev_parent { struct list_head next; struct kset *mdev_types_kset; struct list_head type_list; + /* Synchronize device creation/removal with parent unregistration */ + struct rw_semaphore unreg_sem; }; struct mdev_device { @@ -60,6 +62,6 @@ void mdev_remove_sysfs_files(struct device *dev, struct mdev_type *type); int mdev_device_create(struct kobject *kobj, struct device *dev, const guid_t *uuid); -int mdev_device_remove(struct device *dev, bool force_remove); +int mdev_device_remove(struct device *dev); #endif /* MDEV_PRIVATE_H */ diff --git a/drivers/vfio/mdev/mdev_sysfs.c b/drivers/vfio/mdev/mdev_sysfs.c index cbf94b8165ea..ffa3dcebf201 100644 --- a/drivers/vfio/mdev/mdev_sysfs.c +++ b/drivers/vfio/mdev/mdev_sysfs.c @@ -236,11 +236,9 @@ static ssize_t remove_store(struct device *dev, struct device_attribute *attr, if (val && device_remove_file_self(dev, attr)) { int ret; - ret = mdev_device_remove(dev, false); - if (ret) { - device_create_file(dev, attr); + ret = mdev_device_remove(dev); + if (ret) return ret; - } } return count; diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 0657b0b57dae..d53f3493a6b9 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -202,6 +202,15 @@ int __ref xen_swiotlb_init(int verbose, bool early) retry: bytes = xen_set_nslabs(xen_io_tlb_nslabs); order = get_order(xen_io_tlb_nslabs << IO_TLB_SHIFT); + + /* + * IO TLB memory already allocated. Just use it. + */ + if (io_tlb_start != 0) { + xen_io_tlb_start = phys_to_virt(io_tlb_start); + goto end; + } + /* * Get IO TLB memory from any location. */ @@ -231,7 +240,6 @@ retry: m_ret = XEN_SWIOTLB_ENOMEM; goto error; } - xen_io_tlb_end = xen_io_tlb_start + bytes; /* * And replace that memory with pages under 4GB. */ @@ -258,6 +266,8 @@ retry: } else rc = swiotlb_late_init_with_tbl(xen_io_tlb_start, xen_io_tlb_nslabs); +end: + xen_io_tlb_end = xen_io_tlb_start + bytes; if (!rc) swiotlb_set_max_segment(PAGE_SIZE); diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 1aee51a9f3bf..c7adff343ba9 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -11137,13 +11137,11 @@ int btrfs_error_unpin_extent_range(struct btrfs_fs_info *fs_info, * it while performing the free space search since we have already * held back allocations. */ -static int btrfs_trim_free_extents(struct btrfs_device *device, - struct fstrim_range *range, u64 *trimmed) +static int btrfs_trim_free_extents(struct btrfs_device *device, u64 *trimmed) { - u64 start, len = 0, end = 0; + u64 start = SZ_1M, len = 0, end = 0; int ret; - start = max_t(u64, range->start, SZ_1M); *trimmed = 0; /* Discard not supported = nothing to do. */ @@ -11186,22 +11184,6 @@ static int btrfs_trim_free_extents(struct btrfs_device *device, break; } - /* Keep going until we satisfy minlen or reach end of space */ - if (len < range->minlen) { - mutex_unlock(&fs_info->chunk_mutex); - start += len; - continue; - } - - /* If we are out of the passed range break */ - if (start > range->start + range->len - 1) { - mutex_unlock(&fs_info->chunk_mutex); - break; - } - - start = max(range->start, start); - len = min(range->len, len); - ret = btrfs_issue_discard(device->bdev, start, len, &bytes); if (!ret) @@ -11216,10 +11198,6 @@ static int btrfs_trim_free_extents(struct btrfs_device *device, start += len; *trimmed += bytes; - /* We've trimmed enough */ - if (*trimmed >= range->len) - break; - if (fatal_signal_pending(current)) { ret = -ERESTARTSYS; break; @@ -11303,7 +11281,7 @@ int btrfs_trim_fs(struct btrfs_fs_info *fs_info, struct fstrim_range *range) mutex_lock(&fs_info->fs_devices->device_list_mutex); devices = &fs_info->fs_devices->devices; list_for_each_entry(device, devices, dev_list) { - ret = btrfs_trim_free_extents(device, range, &group_trimmed); + ret = btrfs_trim_free_extents(device, &group_trimmed); if (ret) { dev_failed++; dev_ret = ret; diff --git a/fs/ocfs2/dcache.c b/fs/ocfs2/dcache.c index 2d016937fdda..42a61eecdacd 100644 --- a/fs/ocfs2/dcache.c +++ b/fs/ocfs2/dcache.c @@ -296,6 +296,18 @@ int ocfs2_dentry_attach_lock(struct dentry *dentry, out_attach: spin_lock(&dentry_attach_lock); + if (unlikely(dentry->d_fsdata && !alias)) { + /* d_fsdata is set by a racing thread which is doing + * the same thing as this thread is doing. Leave the racing + * thread going ahead and we return here. + */ + spin_unlock(&dentry_attach_lock); + iput(dl->dl_inode); + ocfs2_lock_res_free(&dl->dl_lockres); + kfree(dl); + return 0; + } + dentry->d_fsdata = dl; dl->dl_count++; spin_unlock(&dentry_attach_lock); diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h index d71b079bb021..11e215d7937e 100644 --- a/include/linux/cgroup-defs.h +++ b/include/linux/cgroup-defs.h @@ -106,8 +106,6 @@ enum { CFTYPE_WORLD_WRITABLE = (1 << 4), /* (DON'T USE FOR NEW FILES) S_IWUGO */ CFTYPE_DEBUG = (1 << 5), /* create when cgroup_debug */ - CFTYPE_SYMLINKED = (1 << 6), /* pointed to by symlink too */ - /* internal flags, do not use outside cgroup core proper */ __CFTYPE_ONLY_ON_DFL = (1 << 16), /* only on default hierarchy */ __CFTYPE_NOT_ON_DFL = (1 << 17), /* not on default hierarchy */ @@ -545,7 +543,6 @@ struct cftype { * end of cftype array. */ char name[MAX_CFTYPE_NAME]; - char link_name[MAX_CFTYPE_NAME]; unsigned long private; /* diff --git a/include/linux/device.h b/include/linux/device.h index e85264fb6616..848fc71c6ba6 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -713,6 +713,7 @@ void __iomem *devm_of_iomap(struct device *dev, /* allows to add/remove a custom action to devres stack */ int devm_add_action(struct device *dev, void (*action)(void *), void *data); void devm_remove_action(struct device *dev, void (*action)(void *), void *data); +void devm_release_action(struct device *dev, void (*action)(void *), void *data); static inline int devm_add_action_or_reset(struct device *dev, void (*action)(void *), void *data) diff --git a/include/linux/genalloc.h b/include/linux/genalloc.h index dd0a452373e7..a337313e064f 100644 --- a/include/linux/genalloc.h +++ b/include/linux/genalloc.h @@ -75,6 +75,7 @@ struct gen_pool_chunk { struct list_head next_chunk; /* next chunk in pool */ atomic_long_t avail; phys_addr_t phys_addr; /* physical starting address of memory chunk */ + void *owner; /* private data to retrieve at alloc time */ unsigned long start_addr; /* start address of memory chunk */ unsigned long end_addr; /* end address of memory chunk (inclusive) */ unsigned long bits[0]; /* bitmap for allocating memory chunk */ @@ -96,8 +97,15 @@ struct genpool_data_fixed { extern struct gen_pool *gen_pool_create(int, int); extern phys_addr_t gen_pool_virt_to_phys(struct gen_pool *pool, unsigned long); -extern int gen_pool_add_virt(struct gen_pool *, unsigned long, phys_addr_t, - size_t, int); +extern int gen_pool_add_owner(struct gen_pool *, unsigned long, phys_addr_t, + size_t, int, void *); + +static inline int gen_pool_add_virt(struct gen_pool *pool, unsigned long addr, + phys_addr_t phys, size_t size, int nid) +{ + return gen_pool_add_owner(pool, addr, phys, size, nid, NULL); +} + /** * gen_pool_add - add a new chunk of special memory to the pool * @pool: pool to add new memory chunk to @@ -116,12 +124,47 @@ static inline int gen_pool_add(struct gen_pool *pool, unsigned long addr, return gen_pool_add_virt(pool, addr, -1, size, nid); } extern void gen_pool_destroy(struct gen_pool *); -extern unsigned long gen_pool_alloc(struct gen_pool *, size_t); -extern unsigned long gen_pool_alloc_algo(struct gen_pool *, size_t, - genpool_algo_t algo, void *data); +unsigned long gen_pool_alloc_algo_owner(struct gen_pool *pool, size_t size, + genpool_algo_t algo, void *data, void **owner); + +static inline unsigned long gen_pool_alloc_owner(struct gen_pool *pool, + size_t size, void **owner) +{ + return gen_pool_alloc_algo_owner(pool, size, pool->algo, pool->data, + owner); +} + +static inline unsigned long gen_pool_alloc_algo(struct gen_pool *pool, + size_t size, genpool_algo_t algo, void *data) +{ + return gen_pool_alloc_algo_owner(pool, size, algo, data, NULL); +} + +/** + * gen_pool_alloc - allocate special memory from the pool + * @pool: pool to allocate from + * @size: number of bytes to allocate from the pool + * + * Allocate the requested number of bytes from the specified pool. + * Uses the pool allocation function (with first-fit algorithm by default). + * Can not be used in NMI handler on architectures without + * NMI-safe cmpxchg implementation. + */ +static inline unsigned long gen_pool_alloc(struct gen_pool *pool, size_t size) +{ + return gen_pool_alloc_algo(pool, size, pool->algo, pool->data); +} + extern void *gen_pool_dma_alloc(struct gen_pool *pool, size_t size, dma_addr_t *dma); -extern void gen_pool_free(struct gen_pool *, unsigned long, size_t); +extern void gen_pool_free_owner(struct gen_pool *pool, unsigned long addr, + size_t size, void **owner); +static inline void gen_pool_free(struct gen_pool *pool, unsigned long addr, + size_t size) +{ + gen_pool_free_owner(pool, addr, size, NULL); +} + extern void gen_pool_for_each_chunk(struct gen_pool *, void (*)(struct gen_pool *, struct gen_pool_chunk *, void *), void *); extern size_t gen_pool_avail(struct gen_pool *); diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index edf9e8f32d70..1dcb763bb610 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -117,9 +117,12 @@ struct memcg_shrinker_map { struct mem_cgroup_per_node { struct lruvec lruvec; + /* Legacy local VM stats */ + struct lruvec_stat __percpu *lruvec_stat_local; + + /* Subtree VM stats (batched updates) */ struct lruvec_stat __percpu *lruvec_stat_cpu; atomic_long_t lruvec_stat[NR_VM_NODE_STAT_ITEMS]; - atomic_long_t lruvec_stat_local[NR_VM_NODE_STAT_ITEMS]; unsigned long lru_zone_size[MAX_NR_ZONES][NR_LRU_LISTS]; @@ -265,17 +268,18 @@ struct mem_cgroup { atomic_t moving_account; struct task_struct *move_lock_task; - /* memory.stat */ + /* Legacy local VM stats and events */ + struct memcg_vmstats_percpu __percpu *vmstats_local; + + /* Subtree VM stats and events (batched updates) */ struct memcg_vmstats_percpu __percpu *vmstats_percpu; MEMCG_PADDING(_pad2_); atomic_long_t vmstats[MEMCG_NR_STAT]; - atomic_long_t vmstats_local[MEMCG_NR_STAT]; - atomic_long_t vmevents[NR_VM_EVENT_ITEMS]; - atomic_long_t vmevents_local[NR_VM_EVENT_ITEMS]; + /* memory.events */ atomic_long_t memory_events[MEMCG_NR_MEMORY_EVENTS]; unsigned long socket_pressure; @@ -567,7 +571,11 @@ static inline unsigned long memcg_page_state(struct mem_cgroup *memcg, int idx) static inline unsigned long memcg_page_state_local(struct mem_cgroup *memcg, int idx) { - long x = atomic_long_read(&memcg->vmstats_local[idx]); + long x = 0; + int cpu; + + for_each_possible_cpu(cpu) + x += per_cpu(memcg->vmstats_local->stat[idx], cpu); #ifdef CONFIG_SMP if (x < 0) x = 0; @@ -641,13 +649,15 @@ static inline unsigned long lruvec_page_state_local(struct lruvec *lruvec, enum node_stat_item idx) { struct mem_cgroup_per_node *pn; - long x; + long x = 0; + int cpu; if (mem_cgroup_disabled()) return node_page_state(lruvec_pgdat(lruvec), idx); pn = container_of(lruvec, struct mem_cgroup_per_node, lruvec); - x = atomic_long_read(&pn->lruvec_stat_local[idx]); + for_each_possible_cpu(cpu) + x += per_cpu(pn->lruvec_stat_local->count[idx], cpu); #ifdef CONFIG_SMP if (x < 0) x = 0; diff --git a/include/linux/memremap.h b/include/linux/memremap.h index f0628660d541..1732dea030b2 100644 --- a/include/linux/memremap.h +++ b/include/linux/memremap.h @@ -81,6 +81,7 @@ typedef void (*dev_page_free_t)(struct page *page, void *data); * @res: physical address range covered by @ref * @ref: reference count that pins the devm_memremap_pages() mapping * @kill: callback to transition @ref to the dead state + * @cleanup: callback to wait for @ref to be idle and reap it * @dev: host device of the mapping for debug * @data: private data pointer for page_free() * @type: memory type: see MEMORY_* in memory_hotplug.h @@ -92,6 +93,7 @@ struct dev_pagemap { struct resource res; struct percpu_ref *ref; void (*kill)(struct percpu_ref *ref); + void (*cleanup)(struct percpu_ref *ref); struct device *dev; void *data; enum memory_type type; @@ -100,6 +102,7 @@ struct dev_pagemap { #ifdef CONFIG_ZONE_DEVICE void *devm_memremap_pages(struct device *dev, struct dev_pagemap *pgmap); +void devm_memunmap_pages(struct device *dev, struct dev_pagemap *pgmap); struct dev_pagemap *get_dev_pagemap(unsigned long pfn, struct dev_pagemap *pgmap); @@ -118,6 +121,11 @@ static inline void *devm_memremap_pages(struct device *dev, return ERR_PTR(-ENXIO); } +static inline void devm_memunmap_pages(struct device *dev, + struct dev_pagemap *pgmap) +{ +} + static inline struct dev_pagemap *get_dev_pagemap(unsigned long pfn, struct dev_pagemap *pgmap) { diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h index a3fda9f024c3..4a7944078cc3 100644 --- a/include/linux/sched/mm.h +++ b/include/linux/sched/mm.h @@ -54,6 +54,10 @@ static inline void mmdrop(struct mm_struct *mm) * followed by taking the mmap_sem for writing before modifying the * vmas or anything the coredump pretends not to change from under it. * + * It also has to be called when mmgrab() is used in the context of + * the process, but then the mm_count refcount is transferred outside + * the context of the process to run down_write() on that pinned mm. + * * NOTE: find_extend_vma() called from GUP context is the only place * that can modify the "mm" (notably the vm_start/end) under mmap_sem * for reading and outside the context of the process, so it is also diff --git a/include/sound/sof/dai.h b/include/sound/sof/dai.h index 3b67c93ff101..3d174e20aa53 100644 --- a/include/sound/sof/dai.h +++ b/include/sound/sof/dai.h @@ -49,6 +49,7 @@ enum sof_ipc_dai_type { SOF_DAI_INTEL_SSP, /**< Intel SSP */ SOF_DAI_INTEL_DMIC, /**< Intel DMIC */ SOF_DAI_INTEL_HDA, /**< Intel HD/A */ + SOF_DAI_INTEL_SOUNDWIRE, /**< Intel SoundWire */ }; /* general purpose DAI configuration */ diff --git a/include/sound/sof/header.h b/include/sound/sof/header.h index ccb6a004b37b..1efcf7b18ec2 100644 --- a/include/sound/sof/header.h +++ b/include/sound/sof/header.h @@ -48,6 +48,7 @@ #define SOF_IPC_FW_READY SOF_GLB_TYPE(0x7U) #define SOF_IPC_GLB_DAI_MSG SOF_GLB_TYPE(0x8U) #define SOF_IPC_GLB_TRACE_MSG SOF_GLB_TYPE(0x9U) +#define SOF_IPC_GLB_GDB_DEBUG SOF_GLB_TYPE(0xAU) /* * DSP Command Message Types @@ -78,6 +79,7 @@ #define SOF_IPC_COMP_GET_VALUE SOF_CMD_TYPE(0x002) #define SOF_IPC_COMP_SET_DATA SOF_CMD_TYPE(0x003) #define SOF_IPC_COMP_GET_DATA SOF_CMD_TYPE(0x004) +#define SOF_IPC_COMP_NOTIFICATION SOF_CMD_TYPE(0x005) /* DAI messages */ #define SOF_IPC_DAI_CONFIG SOF_CMD_TYPE(0x001) @@ -153,6 +155,27 @@ struct sof_ipc_compound_hdr { uint32_t count; /**< count of 0 means end of compound sequence */ } __packed; +/** + * OOPS header architecture specific data. + */ +struct sof_ipc_dsp_oops_arch_hdr { + uint32_t arch; /* Identifier of architecture */ + uint32_t totalsize; /* Total size of oops message */ +} __packed; + +/** + * OOPS header platform specific data. + */ +struct sof_ipc_dsp_oops_plat_hdr { + uint32_t configidhi; /* ConfigID hi 32bits */ + uint32_t configidlo; /* ConfigID lo 32bits */ + uint32_t numaregs; /* Special regs num */ + uint32_t stackoffset; /* Offset to stack pointer from beginning of + * oops message + */ + uint32_t stackptr; /* Stack ptr */ +} __packed; + /** @}*/ #endif diff --git a/include/sound/sof/info.h b/include/sound/sof/info.h index 21dae04d8183..16528d2b4a50 100644 --- a/include/sound/sof/info.h +++ b/include/sound/sof/info.h @@ -18,6 +18,14 @@ #define SOF_IPC_MAX_ELEMS 16 +/* + * Firmware boot info flag bits (64-bit) + */ +#define SOF_IPC_INFO_BUILD BIT(0) +#define SOF_IPC_INFO_LOCKS BIT(1) +#define SOF_IPC_INFO_LOCKSV BIT(2) +#define SOF_IPC_INFO_GDB BIT(3) + /* extended data types that can be appended onto end of sof_ipc_fw_ready */ enum sof_ipc_ext_data { SOF_IPC_EXT_DMA_BUFFER = 0, @@ -49,16 +57,8 @@ struct sof_ipc_fw_ready { uint32_t hostbox_size; struct sof_ipc_fw_version version; - /* Miscellaneous debug flags showing build/debug features enabled */ - union { - uint64_t reserved; - struct { - uint64_t build:1; - uint64_t locks:1; - uint64_t locks_verbose:1; - uint64_t gdb:1; - } bits; - } debug; + /* Miscellaneous flags */ + uint64_t flags; /* reserved for future use */ uint32_t reserved[4]; diff --git a/include/sound/sof/xtensa.h b/include/sound/sof/xtensa.h index a7189984000d..d25c764b10e8 100644 --- a/include/sound/sof/xtensa.h +++ b/include/sound/sof/xtensa.h @@ -17,7 +17,8 @@ /* Xtensa Firmware Oops data */ struct sof_ipc_dsp_oops_xtensa { - struct sof_ipc_hdr hdr; + struct sof_ipc_dsp_oops_arch_hdr arch_hdr; + struct sof_ipc_dsp_oops_plat_hdr plat_hdr; uint32_t exccause; uint32_t excvaddr; uint32_t ps; @@ -38,7 +39,11 @@ struct sof_ipc_dsp_oops_xtensa { uint32_t intenable; uint32_t interrupt; uint32_t sar; - uint32_t stack; + uint32_t debugcause; + uint32_t windowbase; + uint32_t windowstart; + uint32_t excsave1; + uint32_t ar[]; } __packed; #endif diff --git a/include/uapi/sound/sof/abi.h b/include/uapi/sound/sof/abi.h index 37e0a90dc9e6..0868eb47acf7 100644 --- a/include/uapi/sound/sof/abi.h +++ b/include/uapi/sound/sof/abi.h @@ -26,7 +26,7 @@ /* SOF ABI version major, minor and patch numbers */ #define SOF_ABI_MAJOR 3 -#define SOF_ABI_MINOR 4 +#define SOF_ABI_MINOR 6 #define SOF_ABI_PATCH 0 /* SOF ABI version number. Format within 32bit word is MMmmmppp */ diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c index 155048b0eca2..426a0026225c 100644 --- a/kernel/cgroup/cgroup.c +++ b/kernel/cgroup/cgroup.c @@ -1460,8 +1460,8 @@ struct cgroup *task_cgroup_from_root(struct task_struct *task, static struct kernfs_syscall_ops cgroup_kf_syscall_ops; -static char *cgroup_fill_name(struct cgroup *cgrp, const struct cftype *cft, - char *buf, bool write_link_name) +static char *cgroup_file_name(struct cgroup *cgrp, const struct cftype *cft, + char *buf) { struct cgroup_subsys *ss = cft->ss; @@ -1471,26 +1471,13 @@ static char *cgroup_fill_name(struct cgroup *cgrp, const struct cftype *cft, snprintf(buf, CGROUP_FILE_NAME_MAX, "%s%s.%s", dbg, cgroup_on_dfl(cgrp) ? ss->name : ss->legacy_name, - write_link_name ? cft->link_name : cft->name); + cft->name); } else { - strscpy(buf, write_link_name ? cft->link_name : cft->name, - CGROUP_FILE_NAME_MAX); + strscpy(buf, cft->name, CGROUP_FILE_NAME_MAX); } return buf; } -static char *cgroup_file_name(struct cgroup *cgrp, const struct cftype *cft, - char *buf) -{ - return cgroup_fill_name(cgrp, cft, buf, false); -} - -static char *cgroup_link_name(struct cgroup *cgrp, const struct cftype *cft, - char *buf) -{ - return cgroup_fill_name(cgrp, cft, buf, true); -} - /** * cgroup_file_mode - deduce file mode of a control file * @cft: the control file in question @@ -1649,9 +1636,6 @@ static void cgroup_rm_file(struct cgroup *cgrp, const struct cftype *cft) } kernfs_remove_by_name(cgrp->kn, cgroup_file_name(cgrp, cft, name)); - if (cft->flags & CFTYPE_SYMLINKED) - kernfs_remove_by_name(cgrp->kn, - cgroup_link_name(cgrp, cft, name)); } /** @@ -3837,7 +3821,6 @@ static int cgroup_add_file(struct cgroup_subsys_state *css, struct cgroup *cgrp, { char name[CGROUP_FILE_NAME_MAX]; struct kernfs_node *kn; - struct kernfs_node *kn_link; struct lock_class_key *key = NULL; int ret; @@ -3868,14 +3851,6 @@ static int cgroup_add_file(struct cgroup_subsys_state *css, struct cgroup *cgrp, spin_unlock_irq(&cgroup_file_kn_lock); } - if (cft->flags & CFTYPE_SYMLINKED) { - kn_link = kernfs_create_link(cgrp->kn, - cgroup_link_name(cgrp, cft, name), - kn); - if (IS_ERR(kn_link)) - return PTR_ERR(kn_link); - } - return 0; } diff --git a/kernel/cred.c b/kernel/cred.c index e74ffdc98a92..c73a87a4df13 100644 --- a/kernel/cred.c +++ b/kernel/cred.c @@ -446,6 +446,15 @@ int commit_creds(struct cred *new) if (task->mm) set_dumpable(task->mm, suid_dumpable); task->pdeath_signal = 0; + /* + * If a task drops privileges and becomes nondumpable, + * the dumpability change must become visible before + * the credential change; otherwise, a __ptrace_may_access() + * racing with this change may be able to attach to a task it + * shouldn't be able to attach to (as if the task had dropped + * privileges without becoming nondumpable). + * Pairs with a read barrier in __ptrace_may_access(). + */ smp_wmb(); } diff --git a/kernel/memremap.c b/kernel/memremap.c index 1490e63f69a9..6e1970719dc2 100644 --- a/kernel/memremap.c +++ b/kernel/memremap.c @@ -95,6 +95,7 @@ static void devm_memremap_pages_release(void *data) pgmap->kill(pgmap->ref); for_each_device_pfn(pfn, pgmap) put_page(pfn_to_page(pfn)); + pgmap->cleanup(pgmap->ref); /* pages are dead and unused, undo the arch mapping */ align_start = res->start & ~(SECTION_SIZE - 1); @@ -133,8 +134,8 @@ static void devm_memremap_pages_release(void *data) * 2/ The altmap field may optionally be initialized, in which case altmap_valid * must be set to true * - * 3/ pgmap->ref must be 'live' on entry and will be killed at - * devm_memremap_pages_release() time, or if this routine fails. + * 3/ pgmap->ref must be 'live' on entry and will be killed and reaped + * at devm_memremap_pages_release() time, or if this routine fails. * * 4/ res is expected to be a host memory range that could feasibly be * treated as a "System RAM" range, i.e. not a device mmio range, but @@ -156,8 +157,10 @@ void *devm_memremap_pages(struct device *dev, struct dev_pagemap *pgmap) pgprot_t pgprot = PAGE_KERNEL; int error, nid, is_ram; - if (!pgmap->ref || !pgmap->kill) + if (!pgmap->ref || !pgmap->kill || !pgmap->cleanup) { + WARN(1, "Missing reference count teardown definition\n"); return ERR_PTR(-EINVAL); + } align_start = res->start & ~(SECTION_SIZE - 1); align_size = ALIGN(res->start + resource_size(res), SECTION_SIZE) @@ -168,14 +171,16 @@ void *devm_memremap_pages(struct device *dev, struct dev_pagemap *pgmap) if (conflict_pgmap) { dev_WARN(dev, "Conflicting mapping in same section\n"); put_dev_pagemap(conflict_pgmap); - return ERR_PTR(-ENOMEM); + error = -ENOMEM; + goto err_array; } conflict_pgmap = get_dev_pagemap(PHYS_PFN(align_end), NULL); if (conflict_pgmap) { dev_WARN(dev, "Conflicting mapping in same section\n"); put_dev_pagemap(conflict_pgmap); - return ERR_PTR(-ENOMEM); + error = -ENOMEM; + goto err_array; } is_ram = region_intersects(align_start, align_size, @@ -267,10 +272,18 @@ void *devm_memremap_pages(struct device *dev, struct dev_pagemap *pgmap) pgmap_array_delete(res); err_array: pgmap->kill(pgmap->ref); + pgmap->cleanup(pgmap->ref); + return ERR_PTR(error); } EXPORT_SYMBOL_GPL(devm_memremap_pages); +void devm_memunmap_pages(struct device *dev, struct dev_pagemap *pgmap) +{ + devm_release_action(dev, devm_memremap_pages_release, pgmap); +} +EXPORT_SYMBOL_GPL(devm_memunmap_pages); + unsigned long vmem_altmap_offset(struct vmem_altmap *altmap) { /* number of pfns from base where pfn_to_page() is valid */ diff --git a/kernel/ptrace.c b/kernel/ptrace.c index 5710d07e67cf..8456b6e2205f 100644 --- a/kernel/ptrace.c +++ b/kernel/ptrace.c @@ -324,6 +324,16 @@ static int __ptrace_may_access(struct task_struct *task, unsigned int mode) return -EPERM; ok: rcu_read_unlock(); + /* + * If a task drops privileges and becomes nondumpable (through a syscall + * like setresuid()) while we are trying to access it, we must ensure + * that the dumpability is read after the credentials; otherwise, + * we may be able to attach to a task that we shouldn't be able to + * attach to (as if the task had dropped privileges without becoming + * nondumpable). + * Pairs with a write barrier in commit_creds(). + */ + smp_rmb(); mm = task->mm; if (mm && ((get_dumpable(mm) != SUID_DUMP_USER) && @@ -705,6 +715,10 @@ static int ptrace_peek_siginfo(struct task_struct *child, if (arg.nr < 0) return -EINVAL; + /* Ensure arg.off fits in an unsigned long */ + if (arg.off > ULONG_MAX) + return 0; + if (arg.flags & PTRACE_PEEKSIGINFO_SHARED) pending = &child->signal->shared_pending; else @@ -712,18 +726,20 @@ static int ptrace_peek_siginfo(struct task_struct *child, for (i = 0; i < arg.nr; ) { kernel_siginfo_t info; - s32 off = arg.off + i; + unsigned long off = arg.off + i; + bool found = false; spin_lock_irq(&child->sighand->siglock); list_for_each_entry(q, &pending->list, list) { if (!off--) { + found = true; copy_siginfo(&info, &q->info); break; } } spin_unlock_irq(&child->sighand->siglock); - if (off >= 0) /* beyond the end of the list */ + if (!found) /* beyond the end of the list */ break; #ifdef CONFIG_COMPAT diff --git a/lib/genalloc.c b/lib/genalloc.c index 7e85d1e37a6e..770c769d7cb7 100644 --- a/lib/genalloc.c +++ b/lib/genalloc.c @@ -168,20 +168,21 @@ struct gen_pool *gen_pool_create(int min_alloc_order, int nid) EXPORT_SYMBOL(gen_pool_create); /** - * gen_pool_add_virt - add a new chunk of special memory to the pool + * gen_pool_add_owner- add a new chunk of special memory to the pool * @pool: pool to add new memory chunk to * @virt: virtual starting address of memory chunk to add to pool * @phys: physical starting address of memory chunk to add to pool * @size: size in bytes of the memory chunk to add to pool * @nid: node id of the node the chunk structure and bitmap should be * allocated on, or -1 + * @owner: private data the publisher would like to recall at alloc time * * Add a new chunk of special memory to the specified pool. * * Returns 0 on success or a -ve errno on failure. */ -int gen_pool_add_virt(struct gen_pool *pool, unsigned long virt, phys_addr_t phys, - size_t size, int nid) +int gen_pool_add_owner(struct gen_pool *pool, unsigned long virt, phys_addr_t phys, + size_t size, int nid, void *owner) { struct gen_pool_chunk *chunk; int nbits = size >> pool->min_alloc_order; @@ -195,6 +196,7 @@ int gen_pool_add_virt(struct gen_pool *pool, unsigned long virt, phys_addr_t phy chunk->phys_addr = phys; chunk->start_addr = virt; chunk->end_addr = virt + size - 1; + chunk->owner = owner; atomic_long_set(&chunk->avail, size); spin_lock(&pool->lock); @@ -203,7 +205,7 @@ int gen_pool_add_virt(struct gen_pool *pool, unsigned long virt, phys_addr_t phy return 0; } -EXPORT_SYMBOL(gen_pool_add_virt); +EXPORT_SYMBOL(gen_pool_add_owner); /** * gen_pool_virt_to_phys - return the physical address of memory @@ -260,35 +262,20 @@ void gen_pool_destroy(struct gen_pool *pool) EXPORT_SYMBOL(gen_pool_destroy); /** - * gen_pool_alloc - allocate special memory from the pool - * @pool: pool to allocate from - * @size: number of bytes to allocate from the pool - * - * Allocate the requested number of bytes from the specified pool. - * Uses the pool allocation function (with first-fit algorithm by default). - * Can not be used in NMI handler on architectures without - * NMI-safe cmpxchg implementation. - */ -unsigned long gen_pool_alloc(struct gen_pool *pool, size_t size) -{ - return gen_pool_alloc_algo(pool, size, pool->algo, pool->data); -} -EXPORT_SYMBOL(gen_pool_alloc); - -/** - * gen_pool_alloc_algo - allocate special memory from the pool + * gen_pool_alloc_algo_owner - allocate special memory from the pool * @pool: pool to allocate from * @size: number of bytes to allocate from the pool * @algo: algorithm passed from caller * @data: data passed to algorithm + * @owner: optionally retrieve the chunk owner * * Allocate the requested number of bytes from the specified pool. * Uses the pool allocation function (with first-fit algorithm by default). * Can not be used in NMI handler on architectures without * NMI-safe cmpxchg implementation. */ -unsigned long gen_pool_alloc_algo(struct gen_pool *pool, size_t size, - genpool_algo_t algo, void *data) +unsigned long gen_pool_alloc_algo_owner(struct gen_pool *pool, size_t size, + genpool_algo_t algo, void *data, void **owner) { struct gen_pool_chunk *chunk; unsigned long addr = 0; @@ -299,6 +286,9 @@ unsigned long gen_pool_alloc_algo(struct gen_pool *pool, size_t size, BUG_ON(in_nmi()); #endif + if (owner) + *owner = NULL; + if (size == 0) return 0; @@ -326,12 +316,14 @@ retry: addr = chunk->start_addr + ((unsigned long)start_bit << order); size = nbits << order; atomic_long_sub(size, &chunk->avail); + if (owner) + *owner = chunk->owner; break; } rcu_read_unlock(); return addr; } -EXPORT_SYMBOL(gen_pool_alloc_algo); +EXPORT_SYMBOL(gen_pool_alloc_algo_owner); /** * gen_pool_dma_alloc - allocate special memory from the pool for DMA usage @@ -367,12 +359,14 @@ EXPORT_SYMBOL(gen_pool_dma_alloc); * @pool: pool to free to * @addr: starting address of memory to free back to pool * @size: size in bytes of memory to free + * @owner: private data stashed at gen_pool_add() time * * Free previously allocated special memory back to the specified * pool. Can not be used in NMI handler on architectures without * NMI-safe cmpxchg implementation. */ -void gen_pool_free(struct gen_pool *pool, unsigned long addr, size_t size) +void gen_pool_free_owner(struct gen_pool *pool, unsigned long addr, size_t size, + void **owner) { struct gen_pool_chunk *chunk; int order = pool->min_alloc_order; @@ -382,6 +376,9 @@ void gen_pool_free(struct gen_pool *pool, unsigned long addr, size_t size) BUG_ON(in_nmi()); #endif + if (owner) + *owner = NULL; + nbits = (size + (1UL << order) - 1) >> order; rcu_read_lock(); list_for_each_entry_rcu(chunk, &pool->chunks, next_chunk) { @@ -392,6 +389,8 @@ void gen_pool_free(struct gen_pool *pool, unsigned long addr, size_t size) BUG_ON(remain); size = nbits << order; atomic_long_add(size, &chunk->avail); + if (owner) + *owner = chunk->owner; rcu_read_unlock(); return; } @@ -399,7 +398,7 @@ void gen_pool_free(struct gen_pool *pool, unsigned long addr, size_t size) rcu_read_unlock(); BUG(); } -EXPORT_SYMBOL(gen_pool_free); +EXPORT_SYMBOL(gen_pool_free_owner); /** * gen_pool_for_each_chunk - call func for every chunk of generic memory pool @@ -1354,9 +1354,8 @@ static void hmm_devmem_ref_release(struct percpu_ref *ref) complete(&devmem->completion); } -static void hmm_devmem_ref_exit(void *data) +static void hmm_devmem_ref_exit(struct percpu_ref *ref) { - struct percpu_ref *ref = data; struct hmm_devmem *devmem; devmem = container_of(ref, struct hmm_devmem, ref); @@ -1433,10 +1432,6 @@ struct hmm_devmem *hmm_devmem_add(const struct hmm_devmem_ops *ops, if (ret) return ERR_PTR(ret); - ret = devm_add_action_or_reset(device, hmm_devmem_ref_exit, &devmem->ref); - if (ret) - return ERR_PTR(ret); - size = ALIGN(size, PA_SECTION_SIZE); addr = min((unsigned long)iomem_resource.end, (1UL << MAX_PHYSMEM_BITS) - 1); @@ -1475,6 +1470,7 @@ struct hmm_devmem *hmm_devmem_add(const struct hmm_devmem_ops *ops, devmem->pagemap.ref = &devmem->ref; devmem->pagemap.data = devmem; devmem->pagemap.kill = hmm_devmem_ref_kill; + devmem->pagemap.cleanup = hmm_devmem_ref_exit; result = devm_memremap_pages(devmem->device, &devmem->pagemap); if (IS_ERR(result)) @@ -1512,11 +1508,6 @@ struct hmm_devmem *hmm_devmem_add_resource(const struct hmm_devmem_ops *ops, if (ret) return ERR_PTR(ret); - ret = devm_add_action_or_reset(device, hmm_devmem_ref_exit, - &devmem->ref); - if (ret) - return ERR_PTR(ret); - devmem->pfn_first = devmem->resource->start >> PAGE_SHIFT; devmem->pfn_last = devmem->pfn_first + (resource_size(devmem->resource) >> PAGE_SHIFT); @@ -1529,6 +1520,7 @@ struct hmm_devmem *hmm_devmem_add_resource(const struct hmm_devmem_ops *ops, devmem->pagemap.ref = &devmem->ref; devmem->pagemap.data = devmem; devmem->pagemap.kill = hmm_devmem_ref_kill; + devmem->pagemap.cleanup = hmm_devmem_ref_exit; result = devm_memremap_pages(devmem->device, &devmem->pagemap); if (IS_ERR(result)) diff --git a/mm/khugepaged.c b/mm/khugepaged.c index a335f7c1fac4..0f7419938008 100644 --- a/mm/khugepaged.c +++ b/mm/khugepaged.c @@ -1004,6 +1004,9 @@ static void collapse_huge_page(struct mm_struct *mm, * handled by the anon_vma lock + PG_lock. */ down_write(&mm->mmap_sem); + result = SCAN_ANY_PROCESS; + if (!mmget_still_valid(mm)) + goto out; result = hugepage_vma_revalidate(mm, address, &vma); if (result) goto out; diff --git a/mm/list_lru.c b/mm/list_lru.c index e4709fdaa8e6..927d85be32f6 100644 --- a/mm/list_lru.c +++ b/mm/list_lru.c @@ -354,7 +354,7 @@ static int __memcg_init_list_lru_node(struct list_lru_memcg *memcg_lrus, } return 0; fail: - __memcg_destroy_list_lru_node(memcg_lrus, begin, i - 1); + __memcg_destroy_list_lru_node(memcg_lrus, begin, i); return -ENOMEM; } diff --git a/mm/memcontrol.c b/mm/memcontrol.c index ca0bc6e6be13..ba9138a4a1de 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -691,11 +691,12 @@ void __mod_memcg_state(struct mem_cgroup *memcg, int idx, int val) if (mem_cgroup_disabled()) return; + __this_cpu_add(memcg->vmstats_local->stat[idx], val); + x = val + __this_cpu_read(memcg->vmstats_percpu->stat[idx]); if (unlikely(abs(x) > MEMCG_CHARGE_BATCH)) { struct mem_cgroup *mi; - atomic_long_add(x, &memcg->vmstats_local[idx]); for (mi = memcg; mi; mi = parent_mem_cgroup(mi)) atomic_long_add(x, &mi->vmstats[idx]); x = 0; @@ -745,11 +746,12 @@ void __mod_lruvec_state(struct lruvec *lruvec, enum node_stat_item idx, __mod_memcg_state(memcg, idx, val); /* Update lruvec */ + __this_cpu_add(pn->lruvec_stat_local->count[idx], val); + x = val + __this_cpu_read(pn->lruvec_stat_cpu->count[idx]); if (unlikely(abs(x) > MEMCG_CHARGE_BATCH)) { struct mem_cgroup_per_node *pi; - atomic_long_add(x, &pn->lruvec_stat_local[idx]); for (pi = pn; pi; pi = parent_nodeinfo(pi, pgdat->node_id)) atomic_long_add(x, &pi->lruvec_stat[idx]); x = 0; @@ -771,11 +773,12 @@ void __count_memcg_events(struct mem_cgroup *memcg, enum vm_event_item idx, if (mem_cgroup_disabled()) return; + __this_cpu_add(memcg->vmstats_local->events[idx], count); + x = count + __this_cpu_read(memcg->vmstats_percpu->events[idx]); if (unlikely(x > MEMCG_CHARGE_BATCH)) { struct mem_cgroup *mi; - atomic_long_add(x, &memcg->vmevents_local[idx]); for (mi = memcg; mi; mi = parent_mem_cgroup(mi)) atomic_long_add(x, &mi->vmevents[idx]); x = 0; @@ -790,7 +793,12 @@ static unsigned long memcg_events(struct mem_cgroup *memcg, int event) static unsigned long memcg_events_local(struct mem_cgroup *memcg, int event) { - return atomic_long_read(&memcg->vmevents_local[event]); + long x = 0; + int cpu; + + for_each_possible_cpu(cpu) + x += per_cpu(memcg->vmstats_local->events[event], cpu); + return x; } static void mem_cgroup_charge_statistics(struct mem_cgroup *memcg, @@ -2191,11 +2199,9 @@ static int memcg_hotplug_cpu_dead(unsigned int cpu) long x; x = this_cpu_xchg(memcg->vmstats_percpu->stat[i], 0); - if (x) { - atomic_long_add(x, &memcg->vmstats_local[i]); + if (x) for (mi = memcg; mi; mi = parent_mem_cgroup(mi)) atomic_long_add(x, &memcg->vmstats[i]); - } if (i >= NR_VM_NODE_STAT_ITEMS) continue; @@ -2205,12 +2211,10 @@ static int memcg_hotplug_cpu_dead(unsigned int cpu) pn = mem_cgroup_nodeinfo(memcg, nid); x = this_cpu_xchg(pn->lruvec_stat_cpu->count[i], 0); - if (x) { - atomic_long_add(x, &pn->lruvec_stat_local[i]); + if (x) do { atomic_long_add(x, &pn->lruvec_stat[i]); } while ((pn = parent_nodeinfo(pn, nid))); - } } } @@ -2218,11 +2222,9 @@ static int memcg_hotplug_cpu_dead(unsigned int cpu) long x; x = this_cpu_xchg(memcg->vmstats_percpu->events[i], 0); - if (x) { - atomic_long_add(x, &memcg->vmevents_local[i]); + if (x) for (mi = memcg; mi; mi = parent_mem_cgroup(mi)) atomic_long_add(x, &memcg->vmevents[i]); - } } } @@ -4483,8 +4485,15 @@ static int alloc_mem_cgroup_per_node_info(struct mem_cgroup *memcg, int node) if (!pn) return 1; + pn->lruvec_stat_local = alloc_percpu(struct lruvec_stat); + if (!pn->lruvec_stat_local) { + kfree(pn); + return 1; + } + pn->lruvec_stat_cpu = alloc_percpu(struct lruvec_stat); if (!pn->lruvec_stat_cpu) { + free_percpu(pn->lruvec_stat_local); kfree(pn); return 1; } @@ -4506,6 +4515,7 @@ static void free_mem_cgroup_per_node_info(struct mem_cgroup *memcg, int node) return; free_percpu(pn->lruvec_stat_cpu); + free_percpu(pn->lruvec_stat_local); kfree(pn); } @@ -4516,6 +4526,7 @@ static void __mem_cgroup_free(struct mem_cgroup *memcg) for_each_node(node) free_mem_cgroup_per_node_info(memcg, node); free_percpu(memcg->vmstats_percpu); + free_percpu(memcg->vmstats_local); kfree(memcg); } @@ -4544,6 +4555,10 @@ static struct mem_cgroup *mem_cgroup_alloc(void) if (memcg->id.id < 0) goto fail; + memcg->vmstats_local = alloc_percpu(struct memcg_vmstats_percpu); + if (!memcg->vmstats_local) + goto fail; + memcg->vmstats_percpu = alloc_percpu(struct memcg_vmstats_percpu); if (!memcg->vmstats_percpu) goto fail; diff --git a/mm/mlock.c b/mm/mlock.c index 080f3b36415b..a90099da4fb4 100644 --- a/mm/mlock.c +++ b/mm/mlock.c @@ -636,11 +636,11 @@ static int apply_vma_lock_flags(unsigned long start, size_t len, * is also counted. * Return value: previously mlocked page counts */ -static int count_mm_mlocked_page_nr(struct mm_struct *mm, +static unsigned long count_mm_mlocked_page_nr(struct mm_struct *mm, unsigned long start, size_t len) { struct vm_area_struct *vma; - int count = 0; + unsigned long count = 0; if (mm == NULL) mm = current->mm; @@ -797,7 +797,8 @@ SYSCALL_DEFINE1(mlockall, int, flags) unsigned long lock_limit; int ret; - if (!flags || (flags & ~(MCL_CURRENT | MCL_FUTURE | MCL_ONFAULT))) + if (!flags || (flags & ~(MCL_CURRENT | MCL_FUTURE | MCL_ONFAULT)) || + flags == MCL_ONFAULT) return -EINVAL; if (!can_do_mlock()) diff --git a/mm/mmu_gather.c b/mm/mmu_gather.c index 99740e1dd273..8c943a6e1696 100644 --- a/mm/mmu_gather.c +++ b/mm/mmu_gather.c @@ -245,14 +245,28 @@ void tlb_finish_mmu(struct mmu_gather *tlb, { /* * If there are parallel threads are doing PTE changes on same range - * under non-exclusive lock(e.g., mmap_sem read-side) but defer TLB - * flush by batching, a thread has stable TLB entry can fail to flush - * the TLB by observing pte_none|!pte_dirty, for example so flush TLB - * forcefully if we detect parallel PTE batching threads. + * under non-exclusive lock (e.g., mmap_sem read-side) but defer TLB + * flush by batching, one thread may end up seeing inconsistent PTEs + * and result in having stale TLB entries. So flush TLB forcefully + * if we detect parallel PTE batching threads. + * + * However, some syscalls, e.g. munmap(), may free page tables, this + * needs force flush everything in the given range. Otherwise this + * may result in having stale TLB entries for some architectures, + * e.g. aarch64, that could specify flush what level TLB. */ if (mm_tlb_flush_nested(tlb->mm)) { + /* + * The aarch64 yields better performance with fullmm by + * avoiding multiple CPUs spamming TLBI messages at the + * same time. + * + * On x86 non-fullmm doesn't yield significant difference + * against fullmm. + */ + tlb->fullmm = 1; __tlb_reset_range(tlb); - __tlb_adjust_range(tlb, start, end - start); + tlb->freed_tables = 1; } tlb_flush_mmu(tlb); diff --git a/mm/vmscan.c b/mm/vmscan.c index 7acd0afdfc2a..7889f583ced9 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1505,7 +1505,7 @@ unsigned long reclaim_clean_pages_from_list(struct zone *zone, list_for_each_entry_safe(page, next, page_list, lru) { if (page_is_file_cache(page) && !PageDirty(page) && - !__PageMovable(page)) { + !__PageMovable(page) && !PageUnevictable(page)) { ClearPageActive(page); list_move(&page->lru, &clean_pages); } @@ -1953,8 +1953,8 @@ shrink_inactive_list(unsigned long nr_to_scan, struct lruvec *lruvec, if (global_reclaim(sc)) __count_vm_events(item, nr_reclaimed); __count_memcg_events(lruvec_memcg(lruvec), item, nr_reclaimed); - reclaim_stat->recent_rotated[0] = stat.nr_activate[0]; - reclaim_stat->recent_rotated[1] = stat.nr_activate[1]; + reclaim_stat->recent_rotated[0] += stat.nr_activate[0]; + reclaim_stat->recent_rotated[1] += stat.nr_activate[1]; move_pages_to_lru(lruvec, &page_list); diff --git a/scripts/decode_stacktrace.sh b/scripts/decode_stacktrace.sh index bcdd45df3f51..a7a36209a193 100755 --- a/scripts/decode_stacktrace.sh +++ b/scripts/decode_stacktrace.sh @@ -73,7 +73,7 @@ parse_symbol() { if [[ "${cache[$module,$address]+isset}" == "isset" ]]; then local code=${cache[$module,$address]} else - local code=$(addr2line -i -e "$objfile" "$address") + local code=$(${CROSS_COMPILE}addr2line -i -e "$objfile" "$address") cache[$module,$address]=$code fi diff --git a/security/selinux/avc.c b/security/selinux/avc.c index 8346a4f7c5d7..a99be508f93d 100644 --- a/security/selinux/avc.c +++ b/security/selinux/avc.c @@ -739,14 +739,20 @@ static void avc_audit_post_callback(struct audit_buffer *ab, void *a) rc = security_sid_to_context_inval(sad->state, sad->ssid, &scontext, &scontext_len); if (!rc && scontext) { - audit_log_format(ab, " srawcon=%s", scontext); + if (scontext_len && scontext[scontext_len - 1] == '\0') + scontext_len--; + audit_log_format(ab, " srawcon="); + audit_log_n_untrustedstring(ab, scontext, scontext_len); kfree(scontext); } rc = security_sid_to_context_inval(sad->state, sad->tsid, &scontext, &scontext_len); if (!rc && scontext) { - audit_log_format(ab, " trawcon=%s", scontext); + if (scontext_len && scontext[scontext_len - 1] == '\0') + scontext_len--; + audit_log_format(ab, " trawcon="); + audit_log_n_untrustedstring(ab, scontext, scontext_len); kfree(scontext); } } diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 3ec702cf46ca..fea66f6b31bf 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -1052,15 +1052,24 @@ static int selinux_add_mnt_opt(const char *option, const char *val, int len, if (token == Opt_error) return -EINVAL; - if (token != Opt_seclabel) + if (token != Opt_seclabel) { val = kmemdup_nul(val, len, GFP_KERNEL); + if (!val) { + rc = -ENOMEM; + goto free_opt; + } + } rc = selinux_add_opt(token, val, mnt_opts); if (unlikely(rc)) { kfree(val); - if (*mnt_opts) { - selinux_free_mnt_opts(*mnt_opts); - *mnt_opts = NULL; - } + goto free_opt; + } + return rc; + +free_opt: + if (*mnt_opts) { + selinux_free_mnt_opts(*mnt_opts); + *mnt_opts = NULL; } return rc; } @@ -2616,10 +2625,11 @@ static int selinux_sb_eat_lsm_opts(char *options, void **mnt_opts) char *from = options; char *to = options; bool first = true; + int rc; while (1) { int len = opt_len(from); - int token, rc; + int token; char *arg = NULL; token = match_opt_prefix(from, len, &arg); @@ -2635,15 +2645,15 @@ static int selinux_sb_eat_lsm_opts(char *options, void **mnt_opts) *q++ = c; } arg = kmemdup_nul(arg, q - arg, GFP_KERNEL); + if (!arg) { + rc = -ENOMEM; + goto free_opt; + } } rc = selinux_add_opt(token, arg, mnt_opts); if (unlikely(rc)) { kfree(arg); - if (*mnt_opts) { - selinux_free_mnt_opts(*mnt_opts); - *mnt_opts = NULL; - } - return rc; + goto free_opt; } } else { if (!first) { // copy with preceding comma @@ -2661,6 +2671,13 @@ static int selinux_sb_eat_lsm_opts(char *options, void **mnt_opts) } *to = '\0'; return 0; + +free_opt: + if (*mnt_opts) { + selinux_free_mnt_opts(*mnt_opts); + *mnt_opts = NULL; + } + return rc; } static int selinux_sb_remount(struct super_block *sb, void *mnt_opts) diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c index 0de725f88bed..d99450b4f511 100644 --- a/security/smack/smack_lsm.c +++ b/security/smack/smack_lsm.c @@ -68,6 +68,7 @@ static struct { int len; int opt; } smk_mount_opts[] = { + {"smackfsdef", sizeof("smackfsdef") - 1, Opt_fsdefault}, A(fsdefault), A(fsfloor), A(fshat), A(fsroot), A(fstransmute) }; #undef A @@ -682,11 +683,12 @@ static int smack_fs_context_dup(struct fs_context *fc, } static const struct fs_parameter_spec smack_param_specs[] = { - fsparam_string("fsdefault", Opt_fsdefault), - fsparam_string("fsfloor", Opt_fsfloor), - fsparam_string("fshat", Opt_fshat), - fsparam_string("fsroot", Opt_fsroot), - fsparam_string("fstransmute", Opt_fstransmute), + fsparam_string("smackfsdef", Opt_fsdefault), + fsparam_string("smackfsdefault", Opt_fsdefault), + fsparam_string("smackfsfloor", Opt_fsfloor), + fsparam_string("smackfshat", Opt_fshat), + fsparam_string("smackfsroot", Opt_fsroot), + fsparam_string("smackfstransmute", Opt_fstransmute), {} }; diff --git a/sound/firewire/motu/motu-stream.c b/sound/firewire/motu/motu-stream.c index 37e47fa7b0e3..81f7edc560d0 100644 --- a/sound/firewire/motu/motu-stream.c +++ b/sound/firewire/motu/motu-stream.c @@ -344,7 +344,7 @@ static void destroy_stream(struct snd_motu *motu, } amdtp_stream_destroy(stream); - fw_iso_resources_free(resources); + fw_iso_resources_destroy(resources); } int snd_motu_stream_init_duplex(struct snd_motu *motu) diff --git a/sound/firewire/oxfw/oxfw.c b/sound/firewire/oxfw/oxfw.c index 5e31c460a90f..9fd145cc4b07 100644 --- a/sound/firewire/oxfw/oxfw.c +++ b/sound/firewire/oxfw/oxfw.c @@ -148,9 +148,6 @@ static int detect_quirks(struct snd_oxfw *oxfw) oxfw->midi_input_ports = 0; oxfw->midi_output_ports = 0; - /* Output stream exists but no data channels are useful. */ - oxfw->has_output = false; - return snd_oxfw_scs1x_add(oxfw); } diff --git a/sound/hda/ext/hdac_ext_bus.c b/sound/hda/ext/hdac_ext_bus.c index ad1b55a1f045..a3a113ef5d56 100644 --- a/sound/hda/ext/hdac_ext_bus.c +++ b/sound/hda/ext/hdac_ext_bus.c @@ -162,7 +162,6 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_init); void snd_hdac_ext_bus_device_exit(struct hdac_device *hdev) { snd_hdac_device_exit(hdev); - kfree(hdev); } EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_exit); diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index c5e46df9c548..6c51b8363f8b 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -826,7 +826,14 @@ static int snd_hda_codec_dev_free(struct snd_device *device) if (codec->core.type == HDA_DEV_LEGACY) snd_hdac_device_unregister(&codec->core); codec_display_power(codec, false); - put_device(hda_codec_dev(codec)); + + /* + * In the case of ASoC HD-audio bus, the device refcount is released in + * snd_hdac_ext_bus_device_remove() explicitly. + */ + if (codec->core.type == HDA_DEV_LEGACY) + put_device(hda_codec_dev(codec)); + return 0; } diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 974244978509..5b3c26991f26 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -4120,18 +4120,19 @@ static struct coef_fw alc225_pre_hsmode[] = { static void alc_headset_mode_unplugged(struct hda_codec *codec) { static struct coef_fw coef0255[] = { + WRITE_COEF(0x1b, 0x0c0b), /* LDO and MISC control */ WRITE_COEF(0x45, 0xd089), /* UAJ function set to menual mode */ UPDATE_COEFEX(0x57, 0x05, 1<<14, 0), /* Direct Drive HP Amp control(Set to verb control)*/ WRITE_COEF(0x06, 0x6104), /* Set MIC2 Vref gate with HP */ WRITE_COEFEX(0x57, 0x03, 0x8aa6), /* Direct Drive HP Amp control */ {} }; - static struct coef_fw coef0255_1[] = { - WRITE_COEF(0x1b, 0x0c0b), /* LDO and MISC control */ - {} - }; static struct coef_fw coef0256[] = { WRITE_COEF(0x1b, 0x0c4b), /* LDO and MISC control */ + WRITE_COEF(0x45, 0xd089), /* UAJ function set to menual mode */ + WRITE_COEF(0x06, 0x6104), /* Set MIC2 Vref gate with HP */ + WRITE_COEFEX(0x57, 0x03, 0x09a3), /* Direct Drive HP Amp control */ + UPDATE_COEFEX(0x57, 0x05, 1<<14, 0), /* Direct Drive HP Amp control(Set to verb control)*/ {} }; static struct coef_fw coef0233[] = { @@ -4194,13 +4195,11 @@ static void alc_headset_mode_unplugged(struct hda_codec *codec) switch (codec->core.vendor_id) { case 0x10ec0255: - alc_process_coef_fw(codec, coef0255_1); alc_process_coef_fw(codec, coef0255); break; case 0x10ec0236: case 0x10ec0256: alc_process_coef_fw(codec, coef0256); - alc_process_coef_fw(codec, coef0255); break; case 0x10ec0234: case 0x10ec0274: @@ -4253,6 +4252,12 @@ static void alc_headset_mode_mic_in(struct hda_codec *codec, hda_nid_t hp_pin, WRITE_COEF(0x06, 0x6100), /* Set MIC2 Vref gate to normal */ {} }; + static struct coef_fw coef0256[] = { + UPDATE_COEFEX(0x57, 0x05, 1<<14, 1<<14), /* Direct Drive HP Amp control(Set to verb control)*/ + WRITE_COEFEX(0x57, 0x03, 0x09a3), + WRITE_COEF(0x06, 0x6100), /* Set MIC2 Vref gate to normal */ + {} + }; static struct coef_fw coef0233[] = { UPDATE_COEF(0x35, 0, 1<<14), WRITE_COEF(0x06, 0x2100), @@ -4300,14 +4305,19 @@ static void alc_headset_mode_mic_in(struct hda_codec *codec, hda_nid_t hp_pin, }; switch (codec->core.vendor_id) { - case 0x10ec0236: case 0x10ec0255: - case 0x10ec0256: alc_write_coef_idx(codec, 0x45, 0xc489); snd_hda_set_pin_ctl_cache(codec, hp_pin, 0); alc_process_coef_fw(codec, coef0255); snd_hda_set_pin_ctl_cache(codec, mic_pin, PIN_VREF50); break; + case 0x10ec0236: + case 0x10ec0256: + alc_write_coef_idx(codec, 0x45, 0xc489); + snd_hda_set_pin_ctl_cache(codec, hp_pin, 0); + alc_process_coef_fw(codec, coef0256); + snd_hda_set_pin_ctl_cache(codec, mic_pin, PIN_VREF50); + break; case 0x10ec0234: case 0x10ec0274: case 0x10ec0294: @@ -4389,6 +4399,14 @@ static void alc_headset_mode_default(struct hda_codec *codec) WRITE_COEF(0x49, 0x0049), {} }; + static struct coef_fw coef0256[] = { + WRITE_COEF(0x45, 0xc489), + WRITE_COEFEX(0x57, 0x03, 0x0da3), + WRITE_COEF(0x49, 0x0049), + UPDATE_COEFEX(0x57, 0x05, 1<<14, 0), /* Direct Drive HP Amp control(Set to verb control)*/ + WRITE_COEF(0x06, 0x6100), + {} + }; static struct coef_fw coef0233[] = { WRITE_COEF(0x06, 0x2100), WRITE_COEF(0x32, 0x4ea3), @@ -4439,11 +4457,16 @@ static void alc_headset_mode_default(struct hda_codec *codec) alc_process_coef_fw(codec, alc225_pre_hsmode); alc_process_coef_fw(codec, coef0225); break; - case 0x10ec0236: case 0x10ec0255: - case 0x10ec0256: alc_process_coef_fw(codec, coef0255); break; + case 0x10ec0236: + case 0x10ec0256: + alc_write_coef_idx(codec, 0x1b, 0x0e4b); + alc_write_coef_idx(codec, 0x45, 0xc089); + msleep(50); + alc_process_coef_fw(codec, coef0256); + break; case 0x10ec0234: case 0x10ec0274: case 0x10ec0294: @@ -4487,8 +4510,7 @@ static void alc_headset_mode_ctia(struct hda_codec *codec) }; static struct coef_fw coef0256[] = { WRITE_COEF(0x45, 0xd489), /* Set to CTIA type */ - WRITE_COEF(0x1b, 0x0c6b), - WRITE_COEFEX(0x57, 0x03, 0x8ea6), + WRITE_COEF(0x1b, 0x0e6b), {} }; static struct coef_fw coef0233[] = { @@ -4606,8 +4628,7 @@ static void alc_headset_mode_omtp(struct hda_codec *codec) }; static struct coef_fw coef0256[] = { WRITE_COEF(0x45, 0xe489), /* Set to OMTP Type */ - WRITE_COEF(0x1b, 0x0c6b), - WRITE_COEFEX(0x57, 0x03, 0x8ea6), + WRITE_COEF(0x1b, 0x0e6b), {} }; static struct coef_fw coef0233[] = { @@ -4739,13 +4760,37 @@ static void alc_determine_headset_type(struct hda_codec *codec) }; switch (codec->core.vendor_id) { - case 0x10ec0236: case 0x10ec0255: + alc_process_coef_fw(codec, coef0255); + msleep(300); + val = alc_read_coef_idx(codec, 0x46); + is_ctia = (val & 0x0070) == 0x0070; + break; + case 0x10ec0236: case 0x10ec0256: + alc_write_coef_idx(codec, 0x1b, 0x0e4b); + alc_write_coef_idx(codec, 0x06, 0x6104); + alc_write_coefex_idx(codec, 0x57, 0x3, 0x09a3); + + snd_hda_codec_write(codec, 0x21, 0, + AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE); + msleep(80); + snd_hda_codec_write(codec, 0x21, 0, + AC_VERB_SET_PIN_WIDGET_CONTROL, 0x0); + alc_process_coef_fw(codec, coef0255); msleep(300); val = alc_read_coef_idx(codec, 0x46); is_ctia = (val & 0x0070) == 0x0070; + + alc_write_coefex_idx(codec, 0x57, 0x3, 0x0da3); + alc_update_coefex_idx(codec, 0x57, 0x5, 1<<14, 0); + + snd_hda_codec_write(codec, 0x21, 0, + AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT); + msleep(80); + snd_hda_codec_write(codec, 0x21, 0, + AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE); break; case 0x10ec0234: case 0x10ec0274: @@ -6210,15 +6255,13 @@ static const struct hda_fixup alc269_fixups[] = { .chain_id = ALC269_FIXUP_THINKPAD_ACPI, }, [ALC255_FIXUP_ACER_MIC_NO_PRESENCE] = { - .type = HDA_FIXUP_VERBS, - .v.verbs = (const struct hda_verb[]) { - /* Enable the Mic */ - { 0x20, AC_VERB_SET_COEF_INDEX, 0x45 }, - { 0x20, AC_VERB_SET_PROC_COEF, 0x5089 }, - {} + .type = HDA_FIXUP_PINS, + .v.pins = (const struct hda_pintbl[]) { + { 0x19, 0x01a1913c }, /* use as headset mic, without its own jack detect */ + { } }, .chained = true, - .chain_id = ALC269_FIXUP_LIFEBOOK_EXTMIC + .chain_id = ALC255_FIXUP_HEADSET_MODE }, [ALC255_FIXUP_ASUS_MIC_NO_PRESENCE] = { .type = HDA_FIXUP_PINS, @@ -7263,10 +7306,6 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = { {0x19, 0x0181303F}, {0x21, 0x0221102f}), SND_HDA_PIN_QUIRK(0x10ec0255, 0x1025, "Acer", ALC255_FIXUP_ACER_MIC_NO_PRESENCE, - {0x12, 0x90a60140}, - {0x14, 0x90170120}, - {0x21, 0x02211030}), - SND_HDA_PIN_QUIRK(0x10ec0255, 0x1025, "Acer", ALC255_FIXUP_ACER_MIC_NO_PRESENCE, {0x12, 0x90a601c0}, {0x14, 0x90171120}, {0x21, 0x02211030}), diff --git a/sound/pci/ice1712/ews.c b/sound/pci/ice1712/ews.c index 3729b132ad85..fe08dd9f1564 100644 --- a/sound/pci/ice1712/ews.c +++ b/sound/pci/ice1712/ews.c @@ -812,7 +812,7 @@ static int snd_ice1712_6fire_read_pca(struct snd_ice1712 *ice, unsigned char reg snd_i2c_lock(ice->i2c); byte = reg; - if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_6FIRE], &byte, 1)) { + if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_6FIRE], &byte, 1) != 1) { snd_i2c_unlock(ice->i2c); dev_err(ice->card->dev, "cannot send pca\n"); return -EIO; diff --git a/sound/soc/codecs/ak4458.c b/sound/soc/codecs/ak4458.c index eab7c76cfcd9..71562154c0b1 100644 --- a/sound/soc/codecs/ak4458.c +++ b/sound/soc/codecs/ak4458.c @@ -304,7 +304,10 @@ static int ak4458_rstn_control(struct snd_soc_component *component, int bit) AK4458_00_CONTROL1, AK4458_RSTN_MASK, 0x0); - return ret; + if (ret < 0) + return ret; + + return 0; } static int ak4458_hw_params(struct snd_pcm_substream *substream, @@ -536,9 +539,10 @@ static void ak4458_power_on(struct ak4458_priv *ak4458) } } -static void ak4458_init(struct snd_soc_component *component) +static int ak4458_init(struct snd_soc_component *component) { struct ak4458_priv *ak4458 = snd_soc_component_get_drvdata(component); + int ret; /* External Mute ON */ if (ak4458->mute_gpiod) @@ -546,21 +550,21 @@ static void ak4458_init(struct snd_soc_component *component) ak4458_power_on(ak4458); - snd_soc_component_update_bits(component, AK4458_00_CONTROL1, + ret = snd_soc_component_update_bits(component, AK4458_00_CONTROL1, 0x80, 0x80); /* ACKS bit = 1; 10000000 */ + if (ret < 0) + return ret; - ak4458_rstn_control(component, 1); + return ak4458_rstn_control(component, 1); } static int ak4458_probe(struct snd_soc_component *component) { struct ak4458_priv *ak4458 = snd_soc_component_get_drvdata(component); - ak4458_init(component); - ak4458->fs = 48000; - return 0; + return ak4458_init(component); } static void ak4458_remove(struct snd_soc_component *component) diff --git a/sound/soc/codecs/cs4265.c b/sound/soc/codecs/cs4265.c index ab27d2b94d02..c0190ec59e74 100644 --- a/sound/soc/codecs/cs4265.c +++ b/sound/soc/codecs/cs4265.c @@ -60,7 +60,7 @@ static const struct reg_default cs4265_reg_defaults[] = { static bool cs4265_readable_register(struct device *dev, unsigned int reg) { switch (reg) { - case CS4265_CHIP_ID ... CS4265_SPDIF_CTL2: + case CS4265_CHIP_ID ... CS4265_MAX_REGISTER: return true; default: return false; diff --git a/sound/soc/codecs/cs42xx8.c b/sound/soc/codecs/cs42xx8.c index ebb9e0cf8364..28a4ac36c4f8 100644 --- a/sound/soc/codecs/cs42xx8.c +++ b/sound/soc/codecs/cs42xx8.c @@ -558,6 +558,7 @@ static int cs42xx8_runtime_resume(struct device *dev) msleep(5); regcache_cache_only(cs42xx8->regmap, false); + regcache_mark_dirty(cs42xx8->regmap); ret = regcache_sync(cs42xx8->regmap); if (ret) { diff --git a/sound/soc/codecs/max98090.c b/sound/soc/codecs/max98090.c index 7619ea31ab50..ada8c25e643d 100644 --- a/sound/soc/codecs/max98090.c +++ b/sound/soc/codecs/max98090.c @@ -1909,6 +1909,21 @@ static int max98090_configure_dmic(struct max98090_priv *max98090, return 0; } +static int max98090_dai_startup(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + struct snd_soc_component *component = dai->component; + struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component); + unsigned int fmt = max98090->dai_fmt; + + /* Remove 24-bit format support if it is not in right justified mode. */ + if ((fmt & SND_SOC_DAIFMT_FORMAT_MASK) != SND_SOC_DAIFMT_RIGHT_J) { + substream->runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE; + snd_pcm_hw_constraint_msbits(substream->runtime, 0, 16, 16); + } + return 0; +} + static int max98090_dai_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) @@ -2316,6 +2331,7 @@ EXPORT_SYMBOL_GPL(max98090_mic_detect); #define MAX98090_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE) static const struct snd_soc_dai_ops max98090_dai_ops = { + .startup = max98090_dai_startup, .set_sysclk = max98090_dai_set_sysclk, .set_fmt = max98090_dai_set_fmt, .set_tdm_slot = max98090_set_tdm_slot, diff --git a/sound/soc/codecs/rt274.c b/sound/soc/codecs/rt274.c index adf59039a3b6..cdd312db3e78 100644 --- a/sound/soc/codecs/rt274.c +++ b/sound/soc/codecs/rt274.c @@ -405,6 +405,8 @@ static int rt274_mic_detect(struct snd_soc_component *component, { struct rt274_priv *rt274 = snd_soc_component_get_drvdata(component); + rt274->jack = jack; + if (jack == NULL) { /* Disable jack detection */ regmap_update_bits(rt274->regmap, RT274_EAPD_GPIO_IRQ_CTRL, @@ -412,7 +414,6 @@ static int rt274_mic_detect(struct snd_soc_component *component, return 0; } - rt274->jack = jack; regmap_update_bits(rt274->regmap, RT274_EAPD_GPIO_IRQ_CTRL, RT274_IRQ_EN, RT274_IRQ_EN); diff --git a/sound/soc/codecs/rt5670.c b/sound/soc/codecs/rt5670.c index 9a037108b1ae..a746e11ccfe3 100644 --- a/sound/soc/codecs/rt5670.c +++ b/sound/soc/codecs/rt5670.c @@ -2882,6 +2882,18 @@ static const struct dmi_system_id dmi_platform_intel_quirks[] = { RT5670_DEV_GPIO | RT5670_JD_MODE3), }, + { + .callback = rt5670_quirk_cb, + .ident = "Aegex 10 tablet (RU2)", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "AEGEX"), + DMI_MATCH(DMI_PRODUCT_VERSION, "RU2"), + }, + .driver_data = (unsigned long *)(RT5670_DMIC_EN | + RT5670_DMIC2_INR | + RT5670_DEV_GPIO | + RT5670_JD_MODE3), + }, {} }; diff --git a/sound/soc/codecs/rt5677-spi.c b/sound/soc/codecs/rt5677-spi.c index 84b6bd8b50e1..a4dfa0345c6e 100644 --- a/sound/soc/codecs/rt5677-spi.c +++ b/sound/soc/codecs/rt5677-spi.c @@ -101,7 +101,7 @@ static void rt5677_spi_reverse(u8 *dst, u32 dstlen, const u8 *src, u32 srclen) u32 word_size = min_t(u32, dstlen, 8); for (w = 0; w < dstlen; w += word_size) { - for (i = 0; i < word_size; i++) { + for (i = 0; i < word_size && i + w < dstlen; i++) { si = w + word_size - i - 1; dst[w + i] = si < srclen ? src[si] : 0; } @@ -152,8 +152,9 @@ int rt5677_spi_read(u32 addr, void *rxbuf, size_t len) status |= spi_sync(g_spi, &m); mutex_unlock(&spi_mutex); + /* Copy data back to caller buffer */ - rt5677_spi_reverse(cb + offset, t[1].len, body, t[1].len); + rt5677_spi_reverse(cb + offset, len - offset, body, t[1].len); } return status; } diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c index 0b937924d2e4..ea035c12a325 100644 --- a/sound/soc/fsl/fsl_asrc.c +++ b/sound/soc/fsl/fsl_asrc.c @@ -282,8 +282,8 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair) return -EINVAL; } - if ((outrate > 8000 && outrate < 30000) && - (outrate/inrate > 24 || inrate/outrate > 8)) { + if ((outrate >= 8000 && outrate <= 30000) && + (outrate > 24 * inrate || inrate > 8 * outrate)) { pair_err("exceed supported ratio range [1/24, 8] for \ inrate/outrate: %d/%d\n", inrate, outrate); return -EINVAL; diff --git a/sound/soc/intel/atom/sst/sst_pvt.c b/sound/soc/intel/atom/sst/sst_pvt.c index 1ec298dd0e4f..13db2854db3e 100644 --- a/sound/soc/intel/atom/sst/sst_pvt.c +++ b/sound/soc/intel/atom/sst/sst_pvt.c @@ -158,11 +158,11 @@ int sst_create_ipc_msg(struct ipc_post **arg, bool large) { struct ipc_post *msg; - msg = kzalloc(sizeof(*msg), GFP_KERNEL); + msg = kzalloc(sizeof(*msg), GFP_ATOMIC); if (!msg) return -ENOMEM; if (large) { - msg->mailbox_data = kzalloc(SST_MAILBOX_SIZE, GFP_KERNEL); + msg->mailbox_data = kzalloc(SST_MAILBOX_SIZE, GFP_ATOMIC); if (!msg->mailbox_data) { kfree(msg); return -ENOMEM; diff --git a/sound/soc/intel/boards/bytcht_es8316.c b/sound/soc/intel/boards/bytcht_es8316.c index 1f00d473793f..2fe1ce879123 100644 --- a/sound/soc/intel/boards/bytcht_es8316.c +++ b/sound/soc/intel/boards/bytcht_es8316.c @@ -487,6 +487,7 @@ static int snd_byt_cht_es8316_mc_probe(struct platform_device *pdev) } /* override plaform name, if required */ + byt_cht_es8316_card.dev = dev; platform_name = mach->mach_params.platform; ret = snd_soc_fixup_dai_links_platform_name(&byt_cht_es8316_card, @@ -567,7 +568,6 @@ static int snd_byt_cht_es8316_mc_probe(struct platform_device *pdev) (quirk & BYT_CHT_ES8316_MONO_SPEAKER) ? "mono" : "stereo", mic_name[BYT_CHT_ES8316_MAP(quirk)]); byt_cht_es8316_card.long_name = long_name; - byt_cht_es8316_card.dev = dev; snd_soc_card_set_drvdata(&byt_cht_es8316_card, priv); ret = devm_snd_soc_register_card(dev, &byt_cht_es8316_card); diff --git a/sound/soc/intel/boards/cht_bsw_max98090_ti.c b/sound/soc/intel/boards/cht_bsw_max98090_ti.c index d72623f508b7..613b37172441 100644 --- a/sound/soc/intel/boards/cht_bsw_max98090_ti.c +++ b/sound/soc/intel/boards/cht_bsw_max98090_ti.c @@ -446,6 +446,7 @@ static int snd_cht_mc_probe(struct platform_device *pdev) } /* override plaform name, if required */ + snd_soc_card_cht.dev = &pdev->dev; mach = (&pdev->dev)->platform_data; platform_name = mach->mach_params.platform; @@ -455,7 +456,6 @@ static int snd_cht_mc_probe(struct platform_device *pdev) return ret_val; /* register the soc card */ - snd_soc_card_cht.dev = &pdev->dev; snd_soc_card_set_drvdata(&snd_soc_card_cht, drv); if (drv->quirks & QUIRK_PMC_PLT_CLK_0) diff --git a/sound/soc/intel/boards/cht_bsw_nau8824.c b/sound/soc/intel/boards/cht_bsw_nau8824.c index 1c17f82fc922..b0d658e3d3f7 100644 --- a/sound/soc/intel/boards/cht_bsw_nau8824.c +++ b/sound/soc/intel/boards/cht_bsw_nau8824.c @@ -249,6 +249,7 @@ static int snd_cht_mc_probe(struct platform_device *pdev) snd_soc_card_set_drvdata(&snd_soc_card_cht, drv); /* override plaform name, if required */ + snd_soc_card_cht.dev = &pdev->dev; mach = (&pdev->dev)->platform_data; platform_name = mach->mach_params.platform; @@ -258,7 +259,6 @@ static int snd_cht_mc_probe(struct platform_device *pdev) return ret_val; /* register the soc card */ - snd_soc_card_cht.dev = &pdev->dev; ret_val = devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_cht); if (ret_val) { dev_err(&pdev->dev, diff --git a/sound/soc/intel/boards/cht_bsw_rt5672.c b/sound/soc/intel/boards/cht_bsw_rt5672.c index 1731cc0fac25..028e571f6a77 100644 --- a/sound/soc/intel/boards/cht_bsw_rt5672.c +++ b/sound/soc/intel/boards/cht_bsw_rt5672.c @@ -418,6 +418,7 @@ static int snd_cht_mc_probe(struct platform_device *pdev) } /* override plaform name, if required */ + snd_soc_card_cht.dev = &pdev->dev; platform_name = mach->mach_params.platform; ret_val = snd_soc_fixup_dai_links_platform_name(&snd_soc_card_cht, @@ -435,7 +436,6 @@ static int snd_cht_mc_probe(struct platform_device *pdev) snd_soc_card_set_drvdata(&snd_soc_card_cht, drv); /* register the soc card */ - snd_soc_card_cht.dev = &pdev->dev; ret_val = devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_cht); if (ret_val) { dev_err(&pdev->dev, diff --git a/sound/soc/intel/boards/sof_rt5682.c b/sound/soc/intel/boards/sof_rt5682.c index f28fb98cc306..3343dbcd506f 100644 --- a/sound/soc/intel/boards/sof_rt5682.c +++ b/sound/soc/intel/boards/sof_rt5682.c @@ -29,9 +29,10 @@ #define SOF_RT5682_MCLK_EN BIT(3) #define SOF_RT5682_MCLK_24MHZ BIT(4) #define SOF_SPEAKER_AMP_PRESENT BIT(5) -#define SOF_RT5682_SSP_AMP(quirk) ((quirk) & GENMASK(8, 6)) -#define SOF_RT5682_SSP_AMP_MASK (GENMASK(8, 6)) #define SOF_RT5682_SSP_AMP_SHIFT 6 +#define SOF_RT5682_SSP_AMP_MASK (GENMASK(8, 6)) +#define SOF_RT5682_SSP_AMP(quirk) \ + (((quirk) << SOF_RT5682_SSP_AMP_SHIFT) & SOF_RT5682_SSP_AMP_MASK) /* Default: MCLK on, MCLK 19.2M, SSP0 */ static unsigned long sof_rt5682_quirk = SOF_RT5682_MCLK_EN | @@ -144,9 +145,9 @@ static int sof_rt5682_codec_init(struct snd_soc_pcm_runtime *rtd) jack = &ctx->sof_headset; snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); - snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP); - snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN); - snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND); + snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); + snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP); + snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); ret = snd_soc_component_set_jack(component, jack, NULL); if (ret) { diff --git a/sound/soc/intel/common/soc-acpi-intel-byt-match.c b/sound/soc/intel/common/soc-acpi-intel-byt-match.c index abd34fa27749..55e80c3d2af0 100644 --- a/sound/soc/intel/common/soc-acpi-intel-byt-match.c +++ b/sound/soc/intel/common/soc-acpi-intel-byt-match.c @@ -13,6 +13,7 @@ static unsigned long byt_machine_id; #define BYT_THINKPAD_10 1 #define BYT_POV_P1006W 2 +#define BYT_AEGEX_10 3 static int byt_thinkpad10_quirk_cb(const struct dmi_system_id *id) { @@ -26,6 +27,12 @@ static int byt_pov_p1006w_quirk_cb(const struct dmi_system_id *id) return 1; } +static int byt_aegex10_quirk_cb(const struct dmi_system_id *id) +{ + byt_machine_id = BYT_AEGEX_10; + return 1; +} + static const struct dmi_system_id byt_table[] = { { .callback = byt_thinkpad10_quirk_cb, @@ -66,9 +73,18 @@ static const struct dmi_system_id byt_table[] = { DMI_EXACT_MATCH(DMI_BOARD_NAME, "0E57"), }, }, + { + /* Aegex 10 tablet (RU2) */ + .callback = byt_aegex10_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "AEGEX"), + DMI_MATCH(DMI_PRODUCT_VERSION, "RU2"), + }, + }, { } }; +/* The Thinkapd 10 and Aegex 10 tablets have the same ID problem */ static struct snd_soc_acpi_mach byt_thinkpad_10 = { .id = "10EC5640", .drv_name = "cht-bsw-rt5672", @@ -95,6 +111,7 @@ static struct snd_soc_acpi_mach *byt_quirk(void *arg) switch (byt_machine_id) { case BYT_THINKPAD_10: + case BYT_AEGEX_10: return &byt_thinkpad_10; case BYT_POV_P1006W: return &byt_pov_p1006w; diff --git a/sound/soc/intel/common/soc-acpi-intel-cnl-match.c b/sound/soc/intel/common/soc-acpi-intel-cnl-match.c index df7c52cad5c3..c36c0aa4f683 100644 --- a/sound/soc/intel/common/soc-acpi-intel-cnl-match.c +++ b/sound/soc/intel/common/soc-acpi-intel-cnl-match.c @@ -29,17 +29,17 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_cnl_machines[] = { .sof_tplg_filename = "sof-cnl-rt274.tplg", }, { - .id = "10EC5682", + .id = "MX98357A", .drv_name = "sof_rt5682", + .quirk_data = &cml_codecs, .sof_fw_filename = "sof-cnl.ri", - .sof_tplg_filename = "sof-cml-rt5682.tplg", + .sof_tplg_filename = "sof-cml-rt5682-max98357a.tplg", }, { - .id = "MX98357A", + .id = "10EC5682", .drv_name = "sof_rt5682", - .quirk_data = &cml_codecs, .sof_fw_filename = "sof-cnl.ri", - .sof_tplg_filename = "sof-cml-rt5682-max98357a.tplg", + .sof_tplg_filename = "sof-cml-rt5682.tplg", }, {}, diff --git a/sound/soc/mediatek/Kconfig b/sound/soc/mediatek/Kconfig index 933ab51af05b..111e44b64b38 100644 --- a/sound/soc/mediatek/Kconfig +++ b/sound/soc/mediatek/Kconfig @@ -133,7 +133,7 @@ config SND_SOC_MT8183_MT6358_TS3A227E_MAX98357A config SND_SOC_MT8183_DA7219_MAX98357A tristate "ASoC Audio driver for MT8183 with DA7219 MAX98357A codec" - depends on SND_SOC_MT8183 + depends on SND_SOC_MT8183 && I2C select SND_SOC_MT6358 select SND_SOC_MAX98357A select SND_SOC_DA7219 diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 2403bec2fccf..41c0cfaf2db5 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -228,7 +228,10 @@ static void soc_init_card_debugfs(struct snd_soc_card *card) static void soc_cleanup_card_debugfs(struct snd_soc_card *card) { + if (!card->debugfs_card_root) + return; debugfs_remove_recursive(card->debugfs_card_root); + card->debugfs_card_root = NULL; } static void snd_soc_debugfs_init(void) @@ -2037,8 +2040,10 @@ match: static int soc_cleanup_card_resources(struct snd_soc_card *card) { /* free the ALSA card at first; this syncs with pending operations */ - if (card->snd_card) + if (card->snd_card) { snd_card_free(card->snd_card); + card->snd_card = NULL; + } /* remove and free each DAI */ soc_remove_dai_links(card); @@ -2065,6 +2070,16 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card) int ret, i, order; mutex_lock(&client_mutex); + for_each_card_prelinks(card, i, dai_link) { + ret = soc_init_dai_link(card, dai_link); + if (ret) { + soc_cleanup_platform(card); + dev_err(card->dev, "ASoC: failed to init link %s: %d\n", + dai_link->name, ret); + mutex_unlock(&client_mutex); + return ret; + } + } mutex_lock_nested(&card->mutex, SND_SOC_CARD_CLASS_INIT); card->dapm.bias_level = SND_SOC_BIAS_OFF; @@ -2789,26 +2804,9 @@ static int snd_soc_bind_card(struct snd_soc_card *card) */ int snd_soc_register_card(struct snd_soc_card *card) { - int i, ret; - struct snd_soc_dai_link *link; - if (!card->name || !card->dev) return -EINVAL; - mutex_lock(&client_mutex); - for_each_card_prelinks(card, i, link) { - - ret = soc_init_dai_link(card, link); - if (ret) { - soc_cleanup_platform(card); - dev_err(card->dev, "ASoC: failed to init link %s\n", - link->name); - mutex_unlock(&client_mutex); - return ret; - } - } - mutex_unlock(&client_mutex); - dev_set_drvdata(card->dev, card); snd_soc_initialize_card_lists(card); @@ -2839,12 +2837,14 @@ static void snd_soc_unbind_card(struct snd_soc_card *card, bool unregister) snd_soc_dapm_shutdown(card); snd_soc_flush_all_delayed_work(card); + mutex_lock(&client_mutex); /* remove all components used by DAI links on this card */ for_each_comp_order(order) { for_each_card_rtds(card, rtd) { soc_remove_link_components(card, rtd, order); } } + mutex_unlock(&client_mutex); soc_cleanup_card_resources(card); if (!unregister) diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 81a7a12196ff..55f8278077f4 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -2193,7 +2193,10 @@ static void dapm_debugfs_add_widget(struct snd_soc_dapm_widget *w) static void dapm_debugfs_cleanup(struct snd_soc_dapm_context *dapm) { + if (!dapm->debugfs_dapm) + return; debugfs_remove_recursive(dapm->debugfs_dapm); + dapm->debugfs_dapm = NULL; } #else @@ -3831,8 +3834,8 @@ static int snd_soc_dai_link_event(struct snd_soc_dapm_widget *w, ret); goto out; } - source->active++; } + source->active++; ret = soc_dai_hw_params(&substream, params, source); if (ret < 0) goto out; @@ -3853,8 +3856,8 @@ static int snd_soc_dai_link_event(struct snd_soc_dapm_widget *w, ret); goto out; } - sink->active++; } + sink->active++; ret = soc_dai_hw_params(&substream, params, sink); if (ret < 0) goto out; diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 0a4f60c7a188..c46ad0f66292 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -2479,7 +2479,8 @@ int dpcm_be_dai_prepare(struct snd_soc_pcm_runtime *fe, int stream) if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_PARAMS) && (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP) && - (be->dpcm[stream].state != SND_SOC_DPCM_STATE_SUSPEND)) + (be->dpcm[stream].state != SND_SOC_DPCM_STATE_SUSPEND) && + (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED)) continue; dev_dbg(be->dev, "ASoC: prepare BE %s\n", diff --git a/sound/soc/sof/Kconfig b/sound/soc/sof/Kconfig index 048c7b034d70..71d87a86f060 100644 --- a/sound/soc/sof/Kconfig +++ b/sound/soc/sof/Kconfig @@ -45,7 +45,10 @@ config SND_SOC_SOF_OPTIONS if SND_SOC_SOF_OPTIONS config SND_SOC_SOF_NOCODEC - tristate "SOF nocodec mode Support" + tristate + +config SND_SOC_SOF_NOCODEC_SUPPORT + bool "SOF nocodec mode support" help This adds support for a dummy/nocodec machine driver fallback option if no known codec is detected. This is typically only @@ -81,7 +84,7 @@ if SND_SOC_SOF_DEBUG config SND_SOC_SOF_FORCE_NOCODEC_MODE bool "SOF force nocodec Mode" - depends on SND_SOC_SOF_NOCODEC + depends on SND_SOC_SOF_NOCODEC_SUPPORT help This forces SOF to use dummy/nocodec as machine driver, even though there is a codec detected on the real platform. This is @@ -136,6 +139,7 @@ endif ## SND_SOC_SOF_OPTIONS config SND_SOC_SOF tristate select SND_SOC_TOPOLOGY + select SND_SOC_SOF_NOCODEC if SND_SOC_SOF_NOCODEC_SUPPORT help This option is not user-selectable but automagically handled by 'select' statements at a higher level diff --git a/sound/soc/sof/control.c b/sound/soc/sof/control.c index 11762c4580f1..84e2cbfbbcbb 100644 --- a/sound/soc/sof/control.c +++ b/sound/soc/sof/control.c @@ -349,6 +349,7 @@ int snd_sof_bytes_put(struct snd_kcontrol *kcontrol, struct snd_sof_dev *sdev = scontrol->sdev; struct sof_ipc_ctrl_data *cdata = scontrol->control_data; struct sof_abi_hdr *data = cdata->data; + size_t size = data->size + sizeof(*data); int ret, err; if (be->max > sizeof(ucontrol->value.bytes.data)) { @@ -358,10 +359,10 @@ int snd_sof_bytes_put(struct snd_kcontrol *kcontrol, return -EINVAL; } - if (data->size > be->max) { + if (size > be->max) { dev_err_ratelimited(sdev->dev, - "error: size too big %d bytes max is %d\n", - data->size, be->max); + "error: size too big %zu bytes max is %d\n", + size, be->max); return -EINVAL; } @@ -375,7 +376,7 @@ int snd_sof_bytes_put(struct snd_kcontrol *kcontrol, } /* copy from kcontrol */ - memcpy(data, ucontrol->value.bytes.data, data->size); + memcpy(data, ucontrol->value.bytes.data, size); /* notify DSP of byte control updates */ snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, diff --git a/sound/soc/sof/core.c b/sound/soc/sof/core.c index 32105e0fabe8..5beda47cdf9f 100644 --- a/sound/soc/sof/core.c +++ b/sound/soc/sof/core.c @@ -382,7 +382,7 @@ static int sof_probe_continue(struct snd_sof_dev *sdev) if (IS_ERR(plat_data->pdev_mach)) { ret = PTR_ERR(plat_data->pdev_mach); - goto comp_err; + goto fw_run_err; } dev_dbg(sdev->dev, "created machine %s\n", @@ -393,8 +393,7 @@ static int sof_probe_continue(struct snd_sof_dev *sdev) return 0; -comp_err: - snd_soc_unregister_component(sdev->dev); +#if !IS_ENABLED(CONFIG_SND_SOC_SOF_PROBE_WORK_QUEUE) fw_run_err: snd_sof_fw_unload(sdev); fw_load_err: @@ -403,6 +402,21 @@ ipc_err: snd_sof_free_debug(sdev); dbg_err: snd_sof_remove(sdev); +#else + + /* + * when the probe_continue is handled in a work queue, the + * probe does not fail so we don't release resources here. + * They will be released with an explicit call to + * snd_sof_device_remove() when the PCI/ACPI device is removed + */ + +fw_run_err: +fw_load_err: +ipc_err: +dbg_err: + +#endif return ret; } @@ -484,7 +498,6 @@ int snd_sof_device_remove(struct device *dev) snd_sof_ipc_free(sdev); snd_sof_free_debug(sdev); snd_sof_free_trace(sdev); - snd_sof_remove(sdev); /* * Unregister machine driver. This will unbind the snd_card which @@ -494,6 +507,14 @@ int snd_sof_device_remove(struct device *dev) if (!IS_ERR_OR_NULL(pdata->pdev_mach)) platform_device_unregister(pdata->pdev_mach); + /* + * Unregistering the machine driver results in unloading the topology. + * Some widgets, ex: scheduler, attempt to power down the core they are + * scheduled on, when they are unloaded. Therefore, the DSP must be + * removed only after the topology has been unloaded. + */ + snd_sof_remove(sdev); + /* release firmware */ release_firmware(pdata->fw); pdata->fw = NULL; diff --git a/sound/soc/sof/intel/bdw.c b/sound/soc/sof/intel/bdw.c index 065cb868bdfa..70d524ef9bc0 100644 --- a/sound/soc/sof/intel/bdw.c +++ b/sound/soc/sof/intel/bdw.c @@ -220,17 +220,20 @@ static void bdw_get_registers(struct snd_sof_dev *sdev, struct sof_ipc_panic_info *panic_info, u32 *stack, size_t stack_words) { - /* first read regsisters */ - sof_mailbox_read(sdev, sdev->dsp_oops_offset, xoops, sizeof(*xoops)); + u32 offset = sdev->dsp_oops_offset; + + /* first read registers */ + sof_mailbox_read(sdev, offset, xoops, sizeof(*xoops)); + + /* note: variable AR register array is not read */ /* then get panic info */ - sof_mailbox_read(sdev, sdev->dsp_oops_offset + sizeof(*xoops), - panic_info, sizeof(*panic_info)); + offset += xoops->arch_hdr.totalsize; + sof_mailbox_read(sdev, offset, panic_info, sizeof(*panic_info)); /* then get the stack */ - sof_mailbox_read(sdev, sdev->dsp_oops_offset + sizeof(*xoops) + - sizeof(*panic_info), stack, - stack_words * sizeof(u32)); + offset += sizeof(*panic_info); + sof_mailbox_read(sdev, offset, stack, stack_words * sizeof(u32)); } static void bdw_dump(struct snd_sof_dev *sdev, u32 flags) @@ -283,6 +286,8 @@ static irqreturn_t bdw_irq_thread(int irq, void *context) SHIM_IMRX, SHIM_IMRX_DONE, SHIM_IMRX_DONE); + spin_lock_irq(&sdev->ipc_lock); + /* * handle immediate reply from DSP core. If the msg is * found, set done bit in cmd_done which is called at the @@ -294,6 +299,8 @@ static irqreturn_t bdw_irq_thread(int irq, void *context) snd_sof_ipc_reply(sdev, ipcx); bdw_dsp_done(sdev); + + spin_unlock_irq(&sdev->ipc_lock); } ipcd = snd_sof_dsp_read(sdev, BDW_DSP_BAR, SHIM_IPCD); @@ -485,7 +492,6 @@ static void bdw_get_reply(struct snd_sof_dev *sdev) { struct snd_sof_ipc_msg *msg = sdev->msg; struct sof_ipc_reply reply; - unsigned long flags; int ret = 0; /* @@ -501,8 +507,6 @@ static void bdw_get_reply(struct snd_sof_dev *sdev) /* get reply */ sof_mailbox_read(sdev, sdev->host_box.offset, &reply, sizeof(reply)); - spin_lock_irqsave(&sdev->ipc_lock, flags); - if (reply.error < 0) { memcpy(msg->reply_data, &reply, sizeof(reply)); ret = reply.error; @@ -521,8 +525,6 @@ static void bdw_get_reply(struct snd_sof_dev *sdev) } msg->reply_error = ret; - - spin_unlock_irqrestore(&sdev->ipc_lock, flags); } static void bdw_host_done(struct snd_sof_dev *sdev) diff --git a/sound/soc/sof/intel/byt.c b/sound/soc/sof/intel/byt.c index 7bf9143d3106..39d1ae01c45d 100644 --- a/sound/soc/sof/intel/byt.c +++ b/sound/soc/sof/intel/byt.c @@ -265,17 +265,20 @@ static void byt_get_registers(struct snd_sof_dev *sdev, struct sof_ipc_panic_info *panic_info, u32 *stack, size_t stack_words) { + u32 offset = sdev->dsp_oops_offset; + /* first read regsisters */ - sof_mailbox_read(sdev, sdev->dsp_oops_offset, xoops, sizeof(*xoops)); + sof_mailbox_read(sdev, offset, xoops, sizeof(*xoops)); + + /* note: variable AR register array is not read */ /* then get panic info */ - sof_mailbox_read(sdev, sdev->dsp_oops_offset + sizeof(*xoops), - panic_info, sizeof(*panic_info)); + offset += xoops->arch_hdr.totalsize; + sof_mailbox_read(sdev, offset, panic_info, sizeof(*panic_info)); /* then get the stack */ - sof_mailbox_read(sdev, sdev->dsp_oops_offset + sizeof(*xoops) + - sizeof(*panic_info), stack, - stack_words * sizeof(u32)); + offset += sizeof(*panic_info); + sof_mailbox_read(sdev, offset, stack, stack_words * sizeof(u32)); } static void byt_dump(struct snd_sof_dev *sdev, u32 flags) @@ -329,6 +332,9 @@ static irqreturn_t byt_irq_thread(int irq, void *context) SHIM_IMRX, SHIM_IMRX_DONE, SHIM_IMRX_DONE); + + spin_lock_irq(&sdev->ipc_lock); + /* * handle immediate reply from DSP core. If the msg is * found, set done bit in cmd_done which is called at the @@ -340,6 +346,8 @@ static irqreturn_t byt_irq_thread(int irq, void *context) snd_sof_ipc_reply(sdev, ipcx); byt_dsp_done(sdev); + + spin_unlock_irq(&sdev->ipc_lock); } /* new message from DSP */ @@ -383,7 +391,6 @@ static void byt_get_reply(struct snd_sof_dev *sdev) { struct snd_sof_ipc_msg *msg = sdev->msg; struct sof_ipc_reply reply; - unsigned long flags; int ret = 0; /* @@ -399,8 +406,6 @@ static void byt_get_reply(struct snd_sof_dev *sdev) /* get reply */ sof_mailbox_read(sdev, sdev->host_box.offset, &reply, sizeof(reply)); - spin_lock_irqsave(&sdev->ipc_lock, flags); - if (reply.error < 0) { memcpy(msg->reply_data, &reply, sizeof(reply)); ret = reply.error; @@ -419,8 +424,6 @@ static void byt_get_reply(struct snd_sof_dev *sdev) } msg->reply_error = ret; - - spin_unlock_irqrestore(&sdev->ipc_lock, flags); } static void byt_host_done(struct snd_sof_dev *sdev) diff --git a/sound/soc/sof/intel/cnl.c b/sound/soc/sof/intel/cnl.c index 08a1a3d3c08d..b2eba7adcad8 100644 --- a/sound/soc/sof/intel/cnl.c +++ b/sound/soc/sof/intel/cnl.c @@ -64,6 +64,8 @@ static irqreturn_t cnl_ipc_irq_thread(int irq, void *context) CNL_DSP_REG_HIPCCTL, CNL_DSP_REG_HIPCCTL_DONE, 0); + spin_lock_irq(&sdev->ipc_lock); + /* handle immediate reply from DSP core */ hda_dsp_ipc_get_reply(sdev); snd_sof_ipc_reply(sdev, msg); @@ -75,6 +77,8 @@ static irqreturn_t cnl_ipc_irq_thread(int irq, void *context) cnl_ipc_dsp_done(sdev); + spin_unlock_irq(&sdev->ipc_lock); + ret = IRQ_HANDLED; } diff --git a/sound/soc/sof/intel/hda-ctrl.c b/sound/soc/sof/intel/hda-ctrl.c index 2c3645736e1f..07bc123112c9 100644 --- a/sound/soc/sof/intel/hda-ctrl.c +++ b/sound/soc/sof/intel/hda-ctrl.c @@ -161,21 +161,105 @@ int hda_dsp_ctrl_clock_power_gating(struct snd_sof_dev *sdev, bool enable) return 0; } -#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) -/* - * While performing reset, controller may not come back properly and causing - * issues, so recommendation is to set CGCTL.MISCBDCGE to 0 then do reset - * (init chip) and then again set CGCTL.MISCBDCGE to 1 - */ int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev, bool full_reset) { struct hdac_bus *bus = sof_to_bus(sdev); - int ret; + struct hdac_stream *stream; + int sd_offset, ret = 0; + + if (bus->chip_init) + return 0; hda_dsp_ctrl_misc_clock_gating(sdev, false); - ret = snd_hdac_bus_init_chip(bus, full_reset); + + if (full_reset) { + /* clear WAKESTS */ + snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_WAKESTS, + SOF_HDA_WAKESTS_INT_MASK, + SOF_HDA_WAKESTS_INT_MASK); + + /* reset HDA controller */ + ret = hda_dsp_ctrl_link_reset(sdev, true); + if (ret < 0) { + dev_err(sdev->dev, "error: failed to reset HDA controller\n"); + return ret; + } + + usleep_range(500, 1000); + + /* exit HDA controller reset */ + ret = hda_dsp_ctrl_link_reset(sdev, false); + if (ret < 0) { + dev_err(sdev->dev, "error: failed to exit HDA controller reset\n"); + return ret; + } + + usleep_range(1000, 1200); + } + +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) + /* check to see if controller is ready */ + if (!snd_hdac_chip_readb(bus, GCTL)) { + dev_dbg(bus->dev, "controller not ready!\n"); + return -EBUSY; + } + + /* Accept unsolicited responses */ + snd_hdac_chip_updatel(bus, GCTL, AZX_GCTL_UNSOL, AZX_GCTL_UNSOL); + + /* detect codecs */ + if (!bus->codec_mask) { + bus->codec_mask = snd_hdac_chip_readw(bus, STATESTS); + dev_dbg(bus->dev, "codec_mask = 0x%lx\n", bus->codec_mask); + } +#endif + + /* clear stream status */ + list_for_each_entry(stream, &bus->stream_list, list) { + sd_offset = SOF_STREAM_SD_OFFSET(stream); + snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, + sd_offset + + SOF_HDA_ADSP_REG_CL_SD_STS, + SOF_HDA_CL_DMA_SD_INT_MASK, + SOF_HDA_CL_DMA_SD_INT_MASK); + } + + /* clear WAKESTS */ + snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_WAKESTS, + SOF_HDA_WAKESTS_INT_MASK, + SOF_HDA_WAKESTS_INT_MASK); + +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) + /* clear rirb status */ + snd_hdac_chip_writeb(bus, RIRBSTS, RIRB_INT_MASK); +#endif + + /* clear interrupt status register */ + snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS, + SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_ALL_STREAM); + +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) + /* initialize the codec command I/O */ + snd_hdac_bus_init_cmd_io(bus); +#endif + + /* enable CIE and GIE interrupts */ + snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL, + SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN, + SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN); + +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) + /* program the position buffer */ + if (bus->use_posbuf && bus->posbuf.addr) { + snd_hdac_chip_writel(bus, DPLBASE, (u32)bus->posbuf.addr); + snd_hdac_chip_writel(bus, DPUBASE, + upper_32_bits(bus->posbuf.addr)); + } +#endif + + bus->chip_init = true; + hda_dsp_ctrl_misc_clock_gating(sdev, true); return ret; } -#endif diff --git a/sound/soc/sof/intel/hda-ipc.c b/sound/soc/sof/intel/hda-ipc.c index 73ead7070cde..51b285103394 100644 --- a/sound/soc/sof/intel/hda-ipc.c +++ b/sound/soc/sof/intel/hda-ipc.c @@ -72,7 +72,6 @@ void hda_dsp_ipc_get_reply(struct snd_sof_dev *sdev) struct snd_sof_ipc_msg *msg = sdev->msg; struct sof_ipc_reply reply; struct sof_ipc_cmd_hdr *hdr; - unsigned long flags; int ret = 0; /* @@ -84,7 +83,6 @@ void hda_dsp_ipc_get_reply(struct snd_sof_dev *sdev) dev_warn(sdev->dev, "unexpected ipc interrupt raised!\n"); return; } - spin_lock_irqsave(&sdev->ipc_lock, flags); hdr = msg->msg_data; if (hdr->cmd == (SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CTX_SAVE)) { @@ -123,7 +121,6 @@ void hda_dsp_ipc_get_reply(struct snd_sof_dev *sdev) out: msg->reply_error = ret; - spin_unlock_irqrestore(&sdev->ipc_lock, flags); } static bool hda_dsp_ipc_is_sof(uint32_t msg) @@ -172,6 +169,18 @@ irqreturn_t hda_dsp_ipc_irq_thread(int irq, void *context) HDA_DSP_REG_HIPCCTL, HDA_DSP_REG_HIPCCTL_DONE, 0); + /* + * Make sure the interrupt thread cannot be preempted between + * waking up the sender and re-enabling the interrupt. Also + * protect against a theoretical race with sof_ipc_tx_message(): + * if the DSP is fast enough to receive an IPC message, reply to + * it, and the host interrupt processing calls this function on + * a different core from the one, where the sending is taking + * place, the message might not yet be marked as expecting a + * reply. + */ + spin_lock_irq(&sdev->ipc_lock); + /* handle immediate reply from DSP core - ignore ROM messages */ if (hda_dsp_ipc_is_sof(msg)) { hda_dsp_ipc_get_reply(sdev); @@ -187,6 +196,8 @@ irqreturn_t hda_dsp_ipc_irq_thread(int irq, void *context) /* set the done bit */ hda_dsp_ipc_dsp_done(sdev); + spin_unlock_irq(&sdev->ipc_lock); + ret = IRQ_HANDLED; } diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c index 7e3980a2f7ba..faf1a8ada091 100644 --- a/sound/soc/sof/intel/hda.c +++ b/sound/soc/sof/intel/hda.c @@ -108,17 +108,21 @@ static void hda_dsp_get_registers(struct snd_sof_dev *sdev, struct sof_ipc_panic_info *panic_info, u32 *stack, size_t stack_words) { + u32 offset = sdev->dsp_oops_offset; + /* first read registers */ - sof_block_read(sdev, sdev->mmio_bar, sdev->dsp_oops_offset, xoops, - sizeof(*xoops)); + sof_mailbox_read(sdev, offset, xoops, sizeof(*xoops)); + + /* note: variable AR register array is not read */ /* then get panic info */ - sof_block_read(sdev, sdev->mmio_bar, sdev->dsp_oops_offset + - sizeof(*xoops), panic_info, sizeof(*panic_info)); + offset += xoops->arch_hdr.totalsize; + sof_block_read(sdev, sdev->mmio_bar, offset, + panic_info, sizeof(*panic_info)); /* then get the stack */ - sof_block_read(sdev, sdev->mmio_bar, sdev->dsp_oops_offset + - sizeof(*xoops) + sizeof(*panic_info), stack, + offset += sizeof(*panic_info); + sof_block_read(sdev, sdev->mmio_bar, offset, stack, stack_words * sizeof(u32)); } @@ -223,7 +227,9 @@ static int hda_init(struct snd_sof_dev *sdev) /* initialise hdac bus */ bus->addr = pci_resource_start(pci, 0); +#if IS_ENABLED(CONFIG_PCI) bus->remap_addr = pci_ioremap_bar(pci, 0); +#endif if (!bus->remap_addr) { dev_err(bus->dev, "error: ioremap error\n"); return -ENXIO; @@ -264,9 +270,12 @@ static const char *fixup_tplg_name(struct snd_sof_dev *sdev, return tplg_filename; } +#endif + static int hda_init_caps(struct snd_sof_dev *sdev) { struct hdac_bus *bus = sof_to_bus(sdev); +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) struct hdac_ext_link *hlink; struct snd_soc_acpi_mach_params *mach_params; struct snd_soc_acpi_mach *hda_mach; @@ -274,8 +283,9 @@ static int hda_init_caps(struct snd_sof_dev *sdev) struct snd_soc_acpi_mach *mach; const char *tplg_filename; int codec_num = 0; - int ret = 0; int i; +#endif + int ret = 0; device_disable_async_suspend(bus->dev); @@ -283,6 +293,14 @@ static int hda_init_caps(struct snd_sof_dev *sdev) if (bus->ppcap) dev_dbg(sdev->dev, "PP capability, will probe DSP later.\n"); + ret = hda_dsp_ctrl_init_chip(sdev, true); + if (ret < 0) { + dev_err(bus->dev, "error: init chip failed with ret: %d\n", + ret); + return ret; + } + +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) if (bus->mlcap) snd_hdac_ext_bus_get_ml_capabilities(bus); @@ -293,12 +311,6 @@ static int hda_init_caps(struct snd_sof_dev *sdev) return ret; } - ret = hda_dsp_ctrl_init_chip(sdev, true); - if (ret < 0) { - dev_err(bus->dev, "error: init chip failed with ret: %d\n", ret); - goto out; - } - /* codec detection */ if (!bus->codec_mask) { dev_info(bus->dev, "no hda codecs found!\n"); @@ -339,8 +351,10 @@ static int hda_init_caps(struct snd_sof_dev *sdev) /* use local variable for readability */ tplg_filename = pdata->tplg_filename; tplg_filename = fixup_tplg_name(sdev, tplg_filename); - if (!tplg_filename) - goto out; + if (!tplg_filename) { + hda_codec_i915_exit(sdev); + return ret; + } pdata->tplg_filename = tplg_filename; } } @@ -364,35 +378,10 @@ static int hda_init_caps(struct snd_sof_dev *sdev) */ list_for_each_entry(hlink, &bus->hlink_list, list) snd_hdac_ext_bus_link_put(bus, hlink); - - return 0; - -out: - hda_codec_i915_exit(sdev); - return ret; -} - -#else - -static int hda_init_caps(struct snd_sof_dev *sdev) -{ - /* - * set CGCTL.MISCBDCGE to 0 during reset and set back to 1 - * when reset finished. - * TODO: maybe no need for init_caps? - */ - hda_dsp_ctrl_misc_clock_gating(sdev, 0); - - /* clear WAKESTS */ - snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_WAKESTS, - SOF_HDA_WAKESTS_INT_MASK, - SOF_HDA_WAKESTS_INT_MASK); - +#endif return 0; } -#endif - static const struct sof_intel_dsp_desc *get_chip_info(struct snd_sof_pdata *pdata) { @@ -409,9 +398,8 @@ int hda_dsp_probe(struct snd_sof_dev *sdev) struct pci_dev *pci = to_pci_dev(sdev->dev); struct sof_intel_hda_dev *hdev; struct hdac_bus *bus; - struct hdac_stream *stream; const struct sof_intel_dsp_desc *chip; - int sd_offset, ret = 0; + int ret = 0; /* * detect DSP by checking class/subclass/prog-id information @@ -468,7 +456,9 @@ int hda_dsp_probe(struct snd_sof_dev *sdev) goto hdac_bus_unmap; /* DSP base */ +#if IS_ENABLED(CONFIG_PCI) sdev->bar[HDA_DSP_BAR] = pci_ioremap_bar(pci, HDA_DSP_BAR); +#endif if (!sdev->bar[HDA_DSP_BAR]) { dev_err(sdev->dev, "error: ioremap error\n"); ret = -ENXIO; @@ -558,56 +548,9 @@ int hda_dsp_probe(struct snd_sof_dev *sdev) if (ret < 0) goto free_ipc_irq; - /* reset HDA controller */ - ret = hda_dsp_ctrl_link_reset(sdev, true); - if (ret < 0) { - dev_err(sdev->dev, "error: failed to reset HDA controller\n"); - goto free_ipc_irq; - } - - /* exit HDA controller reset */ - ret = hda_dsp_ctrl_link_reset(sdev, false); - if (ret < 0) { - dev_err(sdev->dev, "error: failed to exit HDA controller reset\n"); - goto free_ipc_irq; - } - - /* clear stream status */ - list_for_each_entry(stream, &bus->stream_list, list) { - sd_offset = SOF_STREAM_SD_OFFSET(stream); - snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, - sd_offset + - SOF_HDA_ADSP_REG_CL_SD_STS, - SOF_HDA_CL_DMA_SD_INT_MASK, - SOF_HDA_CL_DMA_SD_INT_MASK); - } - - /* clear WAKESTS */ - snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_WAKESTS, - SOF_HDA_WAKESTS_INT_MASK, - SOF_HDA_WAKESTS_INT_MASK); - - /* clear interrupt status register */ - snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS, - SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_ALL_STREAM); - - /* enable CIE and GIE interrupts */ - snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL, - SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN, - SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN); - - /* re-enable CGCTL.MISCBDCGE after reset */ - hda_dsp_ctrl_misc_clock_gating(sdev, true); - - device_disable_async_suspend(&pci->dev); - - /* enable DSP features */ - snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL, - SOF_HDA_PPCTL_GPROCEN, SOF_HDA_PPCTL_GPROCEN); - - /* enable DSP IRQ */ - snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL, - SOF_HDA_PPCTL_PIE, SOF_HDA_PPCTL_PIE); + /* enable ppcap interrupt */ + hda_dsp_ctrl_ppcap_enable(sdev, true); + hda_dsp_ctrl_ppcap_int_enable(sdev, true); /* initialize waitq for code loading */ init_waitqueue_head(&sdev->waitq); diff --git a/sound/soc/sof/ipc.c b/sound/soc/sof/ipc.c index f0b9d3c53f6f..2414640a32d1 100644 --- a/sound/soc/sof/ipc.c +++ b/sound/soc/sof/ipc.c @@ -115,7 +115,7 @@ static void ipc_log_header(struct device *dev, u8 *text, u32 cmd) } break; case SOF_IPC_GLB_COMP_MSG: - str = "GLB_COMP_MSG: SET_VALUE"; + str = "GLB_COMP_MSG"; switch (type) { case SOF_IPC_COMP_SET_VALUE: str2 = "SET_VALUE"; break; @@ -308,19 +308,8 @@ EXPORT_SYMBOL(sof_ipc_tx_message); int snd_sof_ipc_reply(struct snd_sof_dev *sdev, u32 msg_id) { struct snd_sof_ipc_msg *msg = &sdev->ipc->msg; - unsigned long flags; - - /* - * Protect against a theoretical race with sof_ipc_tx_message(): if the - * DSP is fast enough to receive an IPC message, reply to it, and the - * host interrupt processing calls this function on a different core - * from the one, where the sending is taking place, the message might - * not yet be marked as expecting a reply. - */ - spin_lock_irqsave(&sdev->ipc_lock, flags); if (msg->ipc_complete) { - spin_unlock_irqrestore(&sdev->ipc_lock, flags); dev_err(sdev->dev, "error: no reply expected, received 0x%x", msg_id); return -EINVAL; @@ -330,8 +319,6 @@ int snd_sof_ipc_reply(struct snd_sof_dev *sdev, u32 msg_id) msg->ipc_complete = true; wake_up(&msg->waitq); - spin_unlock_irqrestore(&sdev->ipc_lock, flags); - return 0; } EXPORT_SYMBOL(snd_sof_ipc_reply); @@ -776,16 +763,19 @@ int snd_sof_ipc_valid(struct snd_sof_dev *sdev) } } - if (ready->debug.bits.build) { + if (ready->flags & SOF_IPC_INFO_BUILD) { dev_info(sdev->dev, "Firmware debug build %d on %s-%s - options:\n" " GDB: %s\n" " lock debug: %s\n" " lock vdebug: %s\n", v->build, v->date, v->time, - ready->debug.bits.gdb ? "enabled" : "disabled", - ready->debug.bits.locks ? "enabled" : "disabled", - ready->debug.bits.locks_verbose ? "enabled" : "disabled"); + ready->flags & SOF_IPC_INFO_GDB ? + "enabled" : "disabled", + ready->flags & SOF_IPC_INFO_LOCKS ? + "enabled" : "disabled", + ready->flags & SOF_IPC_INFO_LOCKSV ? + "enabled" : "disabled"); } /* copy the fw_version into debugfs at first boot */ diff --git a/sound/soc/sof/loader.c b/sound/soc/sof/loader.c index 81c7452aae17..628fae552442 100644 --- a/sound/soc/sof/loader.c +++ b/sound/soc/sof/loader.c @@ -372,6 +372,8 @@ int snd_sof_run_firmware(struct snd_sof_dev *sdev) msecs_to_jiffies(sdev->boot_timeout)); if (ret == 0) { dev_err(sdev->dev, "error: firmware boot failure\n"); + /* after this point FW_READY msg should be ignored */ + sdev->boot_complete = true; snd_sof_dsp_dbg_dump(sdev, SOF_DBG_REGS | SOF_DBG_MBOX | SOF_DBG_TEXT | SOF_DBG_PCI); return -EIO; diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c index 649968841dad..dace6c4cd91e 100644 --- a/sound/soc/sof/pcm.c +++ b/sound/soc/sof/pcm.c @@ -211,8 +211,8 @@ static int sof_pcm_hw_params(struct snd_pcm_substream *substream, /* save pcm hw_params */ memcpy(&spcm->params[substream->stream], params, sizeof(*params)); - INIT_WORK(&spcm->stream[substream->stream].period_elapsed_work, - sof_pcm_period_elapsed_work); + /* clear hw_params_upon_resume flag */ + spcm->hw_params_upon_resume[substream->stream] = 0; return ret; } @@ -429,8 +429,8 @@ static int sof_pcm_open(struct snd_pcm_substream *substream) dev_dbg(sdev->dev, "pcm: open stream %d dir %d\n", spcm->pcm.pcm_id, substream->stream); - /* clear hw_params_upon_resume flag */ - spcm->hw_params_upon_resume[substream->stream] = 0; + INIT_WORK(&spcm->stream[substream->stream].period_elapsed_work, + sof_pcm_period_elapsed_work); caps = &spcm->pcm.caps[substream->stream]; diff --git a/sound/soc/sof/xtensa/core.c b/sound/soc/sof/xtensa/core.c index c3ad23a85b99..46a4905a9dce 100644 --- a/sound/soc/sof/xtensa/core.c +++ b/sound/soc/sof/xtensa/core.c @@ -110,7 +110,7 @@ static void xtensa_stack(struct snd_sof_dev *sdev, void *oops, u32 *stack, u32 stack_words) { struct sof_ipc_dsp_oops_xtensa *xoops = oops; - u32 stack_ptr = xoops->stack; + u32 stack_ptr = xoops->plat_hdr.stackptr; /* 4 * 8chars + 3 ws + 1 terminating NUL */ unsigned char buf[4 * 8 + 3 + 1]; int i; diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c index f2deffe026c5..9e1f00e8c32b 100644 --- a/sound/soc/sunxi/sun4i-codec.c +++ b/sound/soc/sunxi/sun4i-codec.c @@ -1320,6 +1320,15 @@ static int sun4i_codec_spk_event(struct snd_soc_dapm_widget *w, gpiod_set_value_cansleep(scodec->gpio_pa, !!SND_SOC_DAPM_EVENT_ON(event)); + if (SND_SOC_DAPM_EVENT_ON(event)) { + /* + * Need a delay to wait for DAC to push the data. 700ms seems + * to be the best compromise not to feel this delay while + * playing a sound. + */ + msleep(700); + } + return 0; } diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c index c53bfed8d4c2..fd7c37596f21 100644 --- a/sound/soc/sunxi/sun4i-i2s.c +++ b/sound/soc/sunxi/sun4i-i2s.c @@ -106,7 +106,7 @@ #define SUN8I_I2S_TX_CHAN_MAP_REG 0x44 #define SUN8I_I2S_TX_CHAN_SEL_REG 0x34 -#define SUN8I_I2S_TX_CHAN_OFFSET_MASK GENMASK(13, 11) +#define SUN8I_I2S_TX_CHAN_OFFSET_MASK GENMASK(13, 12) #define SUN8I_I2S_TX_CHAN_OFFSET(offset) (offset << 12) #define SUN8I_I2S_TX_CHAN_EN_MASK GENMASK(11, 4) #define SUN8I_I2S_TX_CHAN_EN(num_chan) (((1 << num_chan) - 1) << 4) @@ -456,6 +456,10 @@ static int sun4i_i2s_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) regmap_update_bits(i2s->regmap, SUN8I_I2S_TX_CHAN_SEL_REG, SUN8I_I2S_TX_CHAN_OFFSET_MASK, SUN8I_I2S_TX_CHAN_OFFSET(offset)); + + regmap_update_bits(i2s->regmap, SUN8I_I2S_RX_CHAN_SEL_REG, + SUN8I_I2S_TX_CHAN_OFFSET_MASK, + SUN8I_I2S_TX_CHAN_OFFSET(offset)); } regmap_field_write(i2s->field_fmt_mode, val); diff --git a/tools/testing/nvdimm/test/iomap.c b/tools/testing/nvdimm/test/iomap.c index 280015c22598..076df22e4bda 100644 --- a/tools/testing/nvdimm/test/iomap.c +++ b/tools/testing/nvdimm/test/iomap.c @@ -100,7 +100,9 @@ static void nfit_test_kill(void *_pgmap) { struct dev_pagemap *pgmap = _pgmap; + WARN_ON(!pgmap || !pgmap->ref || !pgmap->kill || !pgmap->cleanup); pgmap->kill(pgmap->ref); + pgmap->cleanup(pgmap->ref); } void *__wrap_devm_memremap_pages(struct device *dev, struct dev_pagemap *pgmap) |