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author | Linus Torvalds <torvalds@linux-foundation.org> | 2019-01-06 04:57:34 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-01-06 04:57:34 +0300 |
commit | 926b02d3eb547daa1d56cf9b586f31b270488b77 (patch) | |
tree | 839c5f5ac6ab4f3c50056360da1b8d1af181d6b1 /include | |
parent | cf26057a9441173ad552e90cea3344607075c9ad (diff) | |
parent | 72199051af6205049e96ee7ed34f4fc5f44d1baf (diff) | |
download | linux-926b02d3eb547daa1d56cf9b586f31b270488b77.tar.xz |
Merge tag 'pci-v4.21-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
Pull PCI updates from Bjorn Helgaas:
- Remove unused lists from ASPM pcie_link_state (Frederick Lawler)
- Fix Broadcom CNB20LE host bridge unintended sign extension (Colin Ian
King)
- Expand Kconfig "PF" acronyms (Randy Dunlap)
- Update MAINTAINERS for arch/x86/kernel/early-quirks.c (Bjorn Helgaas)
- Add missing include to drivers/pci.h (Alexandru Gagniuc)
- Override Synopsys USB 3.x HAPS device class so dwc3-haps can claim it
instead of xhci (Thinh Nguyen)
- Clean up P2PDMA documentation (Randy Dunlap)
- Allow runtime PM even if driver doesn't supply callbacks (Jarkko
Nikula)
- Remove status check after submitting Switchtec MRPC Firmware Download
commands to avoid Completion Timeouts (Kelvin Cao)
- Set Switchtec coherent DMA mask to allow 64-bit DMA (Boris Glimcher)
- Fix Switchtec SWITCHTEC_IOCTL_EVENT_IDX_ALL flag overwrite issue
(Joey Zhang)
- Enable write combining for Switchtec MRPC Input buffers (Kelvin Cao)
- Add Switchtec MRPC DMA mode support (Wesley Sheng)
- Skip VF scanning on powerpc, which does this in firmware (Sebastian
Ott)
- Add Amlogic Meson PCIe controller driver and DT bindings (Yue Wang)
- Constify histb dw_pcie_host_ops structure (Julia Lawall)
- Support multiple power domains for imx6 (Leonard Crestez)
- Constify layerscape driver data (Stefan Agner)
- Update imx6 Kconfig to allow imx6 PCIe in imx7 kernel (Trent Piepho)
- Support armada8k GPIO reset (Baruch Siach)
- Support suspend/resume support on imx6 (Leonard Crestez)
- Don't hard-code DesignWare DBI/ATU offst (Stephen Warren)
- Skip i.MX6 PHY setup on i.MX7D (Andrey Smirnov)
- Remove Jianguo Sun from HiSilicon STB maintainers (Lorenzo Pieralisi)
- Mask DesignWare interrupts instead of disabling them to avoid lost
interrupts (Marc Zyngier)
- Add locking when acking DesignWare interrupts (Marc Zyngier)
- Ack DesignWare interrupts in the proper callbacks (Marc Zyngier)
- Use devm resource parser in mediatek (Honghui Zhang)
- Remove unused mediatek "num-lanes" DT property (Honghui Zhang)
- Add UniPhier PCIe controller driver and DT bindings (Kunihiko
Hayashi)
- Enable MSI for imx6 downstream components (Richard Zhu)
* tag 'pci-v4.21-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (40 commits)
PCI: imx: Enable MSI from downstream components
s390/pci: skip VF scanning
PCI/IOV: Add flag so platforms can skip VF scanning
PCI/IOV: Factor out sriov_add_vfs()
PCI: uniphier: Add UniPhier PCIe host controller support
dt-bindings: PCI: Add UniPhier PCIe host controller description
PCI: amlogic: Add the Amlogic Meson PCIe controller driver
dt-bindings: PCI: meson: add DT bindings for Amlogic Meson PCIe controller
arm64: dts: mt7622: Remove un-used property for PCIe
arm: dts: mt7623: Remove un-used property for PCIe
dt-bindings: PCI: MediaTek: Remove un-used property
PCI: mediatek: Remove un-used variant in struct mtk_pcie_port
MAINTAINERS: Remove Jianguo Sun from HiSilicon STB DWC entry
PCI: dwc: Don't hard-code DBI/ATU offset
PCI: imx: Add imx6sx suspend/resume support
PCI: armada8k: Add support for gpio controlled reset signal
PCI: dwc: Adjust Kconfig to allow IMX6 PCIe host on IMX7
PCI: dwc: layerscape: Constify driver data
PCI: imx: Add multi-pd support
PCI: Override Synopsys USB 3.x HAPS device class
...
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/mfd/syscon/imx6q-iomuxc-gpr.h | 1 | ||||
-rw-r--r-- | include/linux/pci.h | 7 | ||||
-rw-r--r-- | include/linux/pci_ids.h | 3 | ||||
-rw-r--r-- | include/linux/switchtec.h | 16 |
4 files changed, 24 insertions, 3 deletions
diff --git a/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h b/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h index 6c1ad160ed87..c1b25f5e386d 100644 --- a/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h +++ b/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h @@ -440,6 +440,7 @@ #define IMX6SX_GPR5_DISP_MUX_DCIC1_MASK (0x1 << 1) #define IMX6SX_GPR12_PCIE_TEST_POWERDOWN BIT(30) +#define IMX6SX_GPR12_PCIE_PM_TURN_OFF BIT(16) #define IMX6SX_GPR12_PCIE_RX_EQ_MASK (0x7 << 0) #define IMX6SX_GPR12_PCIE_RX_EQ_2 (0x2 << 0) diff --git a/include/linux/pci.h b/include/linux/pci.h index 1ab78a23ae08..65f1d8c2f082 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -413,6 +413,7 @@ struct pci_dev { unsigned int non_compliant_bars:1; /* Broken BARs; ignore them */ unsigned int is_probed:1; /* Device probing in progress */ unsigned int link_active_reporting:1;/* Device capable of reporting link active */ + unsigned int no_vf_scan:1; /* Don't scan for VFs after IOV enablement */ pci_dev_flags_t dev_flags; atomic_t enable_cnt; /* pci_enable_device has been called */ @@ -772,9 +773,9 @@ struct pci_driver { int (*suspend)(struct pci_dev *dev, pm_message_t state); /* Device suspended */ int (*suspend_late)(struct pci_dev *dev, pm_message_t state); int (*resume_early)(struct pci_dev *dev); - int (*resume) (struct pci_dev *dev); /* Device woken up */ - void (*shutdown) (struct pci_dev *dev); - int (*sriov_configure) (struct pci_dev *dev, int num_vfs); /* On PF */ + int (*resume)(struct pci_dev *dev); /* Device woken up */ + void (*shutdown)(struct pci_dev *dev); + int (*sriov_configure)(struct pci_dev *dev, int num_vfs); /* On PF */ const struct pci_error_handlers *err_handler; const struct attribute_group **groups; struct device_driver driver; diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index d86d5a2477fc..5eaf39dbc388 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2361,6 +2361,9 @@ #define PCI_DEVICE_ID_CENATEK_IDE 0x0001 #define PCI_VENDOR_ID_SYNOPSYS 0x16c3 +#define PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3 0xabcd +#define PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3_AXI 0xabce +#define PCI_DEVICE_ID_SYNOPSYS_HAPSUSB31 0xabcf #define PCI_VENDOR_ID_USR 0x16ec diff --git a/include/linux/switchtec.h b/include/linux/switchtec.h index ab400af6f0ce..eee0412bdf4b 100644 --- a/include/linux/switchtec.h +++ b/include/linux/switchtec.h @@ -29,6 +29,7 @@ #define SWITCHTEC_EVENT_EN_IRQ BIT(3) #define SWITCHTEC_EVENT_FATAL BIT(4) +#define SWITCHTEC_DMA_MRPC_EN BIT(0) enum { SWITCHTEC_GAS_MRPC_OFFSET = 0x0000, SWITCHTEC_GAS_TOP_CFG_OFFSET = 0x1000, @@ -46,6 +47,10 @@ struct mrpc_regs { u32 cmd; u32 status; u32 ret_value; + u32 dma_en; + u64 dma_addr; + u32 dma_vector; + u32 dma_ver; } __packed; enum mrpc_status { @@ -342,6 +347,14 @@ struct pff_csr_regs { struct switchtec_ntb; +struct dma_mrpc_output { + u32 status; + u32 cmd_id; + u32 rtn_code; + u32 output_size; + u8 data[SWITCHTEC_MRPC_PAYLOAD_SIZE]; +}; + struct switchtec_dev { struct pci_dev *pdev; struct device dev; @@ -381,6 +394,9 @@ struct switchtec_dev { u8 link_event_count[SWITCHTEC_MAX_PFF_CSR]; struct switchtec_ntb *sndev; + + struct dma_mrpc_output *dma_mrpc; + dma_addr_t dma_mrpc_dma_addr; }; static inline struct switchtec_dev *to_stdev(struct device *dev) |