From patchwork Fri Apr 24 16:50:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Sylwester Nawrocki/Kernel \\\(PLT\\\) /SRPOL/Staff Engineer/Samsung Electronics" X-Patchwork-Id: 238416 List-Id: U-Boot discussion From: s.nawrocki at samsung.com (Sylwester Nawrocki) Date: Fri, 24 Apr 2020 18:50:05 +0200 Subject: [PATCH v1 03/10] pci: Move some PCIe register offset definitions to a common header In-Reply-To: <20200424165012.31915-1-s.nawrocki@samsung.com> References: <20200424165012.31915-1-s.nawrocki@samsung.com> Message-ID: <20200424165012.31915-4-s.nawrocki@samsung.com> Some PCI Express register offsets are currently defined in multiple drivers, move them to a common header to avoid re-definitions and as a pre-requisite for adding new PCIe driver. While at it replace some spaces with tabs. Reviewed-by: Bin Meng Signed-off-by: Sylwester Nawrocki Reviewed-by: Nicolas Saenz Julienne --- Changes since RFC: - whitespace clean up. --- drivers/pci/pci-rcar-gen3.c | 8 -------- drivers/pci/pcie_intel_fpga.c | 3 --- include/pci.h | 13 +++++++++++-- 3 files changed, 11 insertions(+), 13 deletions(-) diff --git a/drivers/pci/pci-rcar-gen3.c b/drivers/pci/pci-rcar-gen3.c index 30eff67..393f1c9 100644 --- a/drivers/pci/pci-rcar-gen3.c +++ b/drivers/pci/pci-rcar-gen3.c @@ -117,14 +117,6 @@ #define RCAR_PCI_MAX_RESOURCES 4 #define MAX_NR_INBOUND_MAPS 6 -#define PCI_EXP_FLAGS 2 /* Capabilities register */ -#define PCI_EXP_FLAGS_TYPE 0x00f0 /* Device/Port type */ -#define PCI_EXP_TYPE_ROOT_PORT 0x4 /* Root Port */ -#define PCI_EXP_LNKCAP 12 /* Link Capabilities */ -#define PCI_EXP_LNKCAP_DLLLARC 0x00100000 /* Data Link Layer Link Active Reporting Capable */ -#define PCI_EXP_SLTCAP 20 /* Slot Capabilities */ -#define PCI_EXP_SLTCAP_PSN 0xfff80000 /* Physical Slot Number */ - enum { RCAR_PCI_ACCESS_READ, RCAR_PCI_ACCESS_WRITE, diff --git a/drivers/pci/pcie_intel_fpga.c b/drivers/pci/pcie_intel_fpga.c index 6a9f29c..69363a0 100644 --- a/drivers/pci/pcie_intel_fpga.c +++ b/drivers/pci/pcie_intel_fpga.c @@ -65,9 +65,6 @@ #define IS_ROOT_PORT(pcie, bdf) \ ((PCI_BUS(bdf) == pcie->first_busno) ? true : false) -#define PCI_EXP_LNKSTA 18 /* Link Status */ -#define PCI_EXP_LNKSTA_DLLLA 0x2000 /* Data Link Layer Link Active */ - /** * struct intel_fpga_pcie - Intel FPGA PCIe controller state * @bus: Pointer to the PCI bus diff --git a/include/pci.h b/include/pci.h index 174ddd4..5bf91a4 100644 --- a/include/pci.h +++ b/include/pci.h @@ -471,10 +471,19 @@ #define PCI_EA_FIELD_MASK 0xfffffffc /* For Base & Max Offset */ /* PCI Express capabilities */ +#define PCI_EXP_FLAGS 2 /* Capabilities register */ +#define PCI_EXP_FLAGS_TYPE 0x00f0 /* Device/Port type */ +#define PCI_EXP_TYPE_ROOT_PORT 0x4 /* Root Port */ #define PCI_EXP_DEVCAP 4 /* Device capabilities */ -#define PCI_EXP_DEVCAP_FLR 0x10000000 /* Function Level Reset */ +#define PCI_EXP_DEVCAP_FLR 0x10000000 /* Function Level Reset */ #define PCI_EXP_DEVCTL 8 /* Device Control */ -#define PCI_EXP_DEVCTL_BCR_FLR 0x8000 /* Bridge Configuration Retry / FLR */ +#define PCI_EXP_DEVCTL_BCR_FLR 0x8000 /* Bridge Configuration Retry / FLR */ +#define PCI_EXP_LNKCAP 12 /* Link Capabilities */ +#define PCI_EXP_LNKCAP_DLLLARC 0x00100000 /* Data Link Layer Link Active Reporting Capable */ +#define PCI_EXP_LNKSTA 18 /* Link Status */ +#define PCI_EXP_LNKSTA_DLLLA 0x2000 /* Data Link Layer Link Active */ +#define PCI_EXP_SLTCAP 20 /* Slot Capabilities */ +#define PCI_EXP_SLTCAP_PSN 0xfff80000 /* Physical Slot Number */ /* Include the ID list */