linux/drivers/pci/controller
Pali Rohár d419052bc6 PCI: aardvark: Fix preserving PCI_EXP_RTCTL_CRSSVE flag on emulated bridge
Commit 43f5c77bcb ("PCI: aardvark: Fix reporting CRS value") started
using CRSSVE flag for handling CRS responses.

PCI_EXP_RTCTL_CRSSVE flag is stored only in emulated config space buffer
and there is handler for PCI_EXP_RTCTL register. So every read operation
from config space automatically clears CRSSVE flag as it is not defined in
PCI_EXP_RTCTL read handler.

Fix this by reading current CRSSVE bit flag from emulated space buffer and
appending it to PCI_EXP_RTCTL read response.

Link: https://lore.kernel.org/r/20211005180952.6812-5-kabel@kernel.org
Fixes: 43f5c77bcb ("PCI: aardvark: Fix reporting CRS value")
Signed-off-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Marek Behún <kabel@kernel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Marek Behún <kabel@kernel.org>
2021-10-07 14:23:31 +01:00
..
cadence Merge branch 'remotes/lorenzo/pci/endpoint' 2021-09-02 14:56:51 -05:00
dwc Merge branch 'remotes/lorenzo/pci/endpoint' 2021-09-02 14:56:51 -05:00
mobiveil PCI: Bulk conversion to generic_handle_domain_irq() 2021-08-02 11:53:05 -05:00
Kconfig PCI: controller: PCI_IXP4XX should depend on ARCH_IXP4XX 2021-07-23 16:10:05 +01:00
Makefile PCI: ixp4xx: Add a new driver for IXP4xx 2021-06-17 11:42:48 +02:00
pci-aardvark.c PCI: aardvark: Fix preserving PCI_EXP_RTCTL_CRSSVE flag on emulated bridge 2021-10-07 14:23:31 +01:00
pci-ftpci100.c PCI: Bulk conversion to generic_handle_domain_irq() 2021-08-02 11:53:05 -05:00
pci-host-common.c PCI/MSI: Make pci_host_common_probe() declare its reliance on MSI domains 2021-04-20 14:11:22 +01:00
pci-host-generic.c PCI: Unify ECAM constants in native PCI Express drivers 2020-12-10 14:55:49 -06:00
pci-hyperv-intf.c PCI: hv: Add a Hyper-V PCI interface driver for software backchannel interface 2019-08-22 00:25:12 -07:00
pci-hyperv.c Merge branch 'remotes/lorenzo/pci/hyper-v' 2021-09-02 14:56:47 -05:00
pci-ixp4xx.c ARM: ixp4xx: fix building both pci drivers 2021-08-12 23:10:09 +02:00
pci-loongson.c PCI: loongson: Simplify loongson_pci_probe() return expression 2020-10-02 12:56:31 +01:00
pci-mvebu.c PCI: mvebu: Fix duplicate resource requests 2020-11-04 13:55:30 -06:00
pci-rcar-gen2.c PCI: rcar-gen2: Use fallthrough pseudo-keyword 2020-09-07 15:17:20 +01:00
pci-tegra.c Merge branch 'remotes/lorenzo/pci/tegra' 2021-09-02 14:56:50 -05:00
pci-thunder-ecam.c PCI: thunder: Fix compile testing 2021-03-11 15:07:46 -06:00
pci-thunder-pem.c PCI: thunder: Fix compile testing 2021-03-11 15:07:46 -06:00
pci-v3-semi.c PCI: v3-semi: Remove unneeded break 2020-10-20 10:59:55 -05:00
pci-versatile.c PCI: Set bridge map_irq and swizzle_irq to default functions 2020-08-04 16:36:30 +01:00
pci-xgene-msi.c Merge branch 'remotes/lorenzo/pci/xgene' 2021-09-02 14:56:51 -05:00
pci-xgene.c Merge branch 'pci/kernel-doc' 2021-07-06 10:56:29 -05:00
pcie-altera-msi.c PCI: Bulk conversion to generic_handle_domain_irq() 2021-08-02 11:53:05 -05:00
pcie-altera.c PCI: Bulk conversion to generic_handle_domain_irq() 2021-08-02 11:53:05 -05:00
pcie-brcmstb.c PCI: Bulk conversion to generic_handle_domain_irq() 2021-08-02 11:53:05 -05:00
pcie-hisi-error.c PCI: hip: Add handling of HiSilicon HIP PCIe controller errors 2020-09-16 10:30:42 +01:00
pcie-iproc-bcma.c PCI: iproc: Fix BCMA probe resource handling 2021-08-04 12:20:00 +01:00
pcie-iproc-msi.c PCI: Bulk conversion to generic_handle_domain_irq() 2021-08-02 11:53:05 -05:00
pcie-iproc-platform.c PCI: iproc: Fix using plain integer as NULL pointer in iproc_pcie_pltfm_probe 2020-10-09 13:37:57 +01:00
pcie-iproc.c PCI: Fix kernel-doc formatting 2021-07-06 10:37:46 -05:00
pcie-iproc.h PCI: Fix kernel-doc formatting 2021-07-06 10:37:46 -05:00
pcie-mediatek-gen3.c PCI: Bulk conversion to generic_handle_domain_irq() 2021-08-02 11:53:05 -05:00
pcie-mediatek.c Merge branch 'remotes/lorenzo/pci/mediatek' 2021-09-02 14:56:49 -05:00
pcie-microchip-host.c PCI: Bulk conversion to generic_handle_domain_irq() 2021-08-02 11:53:05 -05:00
pcie-rcar-ep.c Merge branch 'remotes/lorenzo/pci/endpoint' 2021-09-02 14:56:51 -05:00
pcie-rcar-host.c Merge branch 'remotes/lorenzo/pci/rcar' 2021-09-02 14:56:49 -05:00
pcie-rcar.c PCI: rcar: Fix calculating mask for PCIEPAMR register 2020-05-11 11:29:48 +01:00
pcie-rcar.h PCI: rcar: Add L1 link state fix into data abort hook 2021-08-16 14:51:30 +01:00
pcie-rockchip-ep.c PCI: endpoint: Add virtual function number in pci_epc ops 2021-08-19 14:13:28 +01:00
pcie-rockchip-host.c PCI: Bulk conversion to generic_handle_domain_irq() 2021-08-02 11:53:05 -05:00
pcie-rockchip.c PCI: rockchip: Make 'ep-gpios' DT property optional 2021-02-23 14:23:50 -06:00
pcie-rockchip.h PCI: Unify ECAM constants in native PCI Express drivers 2020-12-10 14:55:49 -06:00
pcie-xilinx-cpm.c PCI: Bulk conversion to generic_handle_domain_irq() 2021-08-02 11:53:05 -05:00
pcie-xilinx-nwl.c Merge branch 'remotes/lorenzo/pci/xilinx-nwl' 2021-09-02 14:56:51 -05:00
pcie-xilinx.c PCI: Bulk conversion to generic_handle_domain_irq() 2021-08-02 11:53:05 -05:00
vmd.c PCI: VMD: ACPI: Make ACPI companion lookup work for VMD bus 2021-09-02 17:59:58 +02:00