From 080691d7b1af67205081dff5a7fc4a988e080981 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marek=20Beh=C3=BAn?= Date: Mon, 10 Jan 2022 02:12:45 +0100 Subject: kernel: 5.10: Backport pending pci-aardvark changes fixing MSI support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Backport Aardvark PCIe controller driver changes that fix MSI support, that were recently sent to the linux-pci mailing list [1]. These changes fix MSI and MSI-X support for this PCIe controller, which, among other things, make it possible to use NVMe drives with this PCIe controllers. [1] https://lore.kernel.org/linux-pci/20220110015018.26359-1-kabel@kernel.org/ Signed-off-by: Marek Behún --- ...k-Replace-custom-PCIE_CORE_INT_-macros-wi.patch | 45 ++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 target/linux/generic/pending-5.10/850-0001-PCI-aardvark-Replace-custom-PCIE_CORE_INT_-macros-wi.patch (limited to 'target/linux/generic/pending-5.10/850-0001-PCI-aardvark-Replace-custom-PCIE_CORE_INT_-macros-wi.patch') diff --git a/target/linux/generic/pending-5.10/850-0001-PCI-aardvark-Replace-custom-PCIE_CORE_INT_-macros-wi.patch b/target/linux/generic/pending-5.10/850-0001-PCI-aardvark-Replace-custom-PCIE_CORE_INT_-macros-wi.patch new file mode 100644 index 0000000000..c63d016c35 --- /dev/null +++ b/target/linux/generic/pending-5.10/850-0001-PCI-aardvark-Replace-custom-PCIE_CORE_INT_-macros-wi.patch @@ -0,0 +1,45 @@ +From 43f3f187e6f62ca40802afe39495c8a3e20b4bfa Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Pali=20Roh=C3=A1r?= +Date: Mon, 10 Jan 2022 01:50:50 +0100 +Subject: [PATCH] PCI: aardvark: Replace custom PCIE_CORE_INT_* macros with + PCI_INTERRUPT_* +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Header file linux/pci.h defines enum pci_interrupt_pin with corresponding +PCI_INTERRUPT_* values. + +Signed-off-by: Pali Rohár +Signed-off-by: Marek Behún +--- + drivers/pci/controller/pci-aardvark.c | 6 +----- + 1 file changed, 1 insertion(+), 5 deletions(-) + +diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c +index 226bce2f98f6..a573fc1aa4dd 100644 +--- a/drivers/pci/controller/pci-aardvark.c ++++ b/drivers/pci/controller/pci-aardvark.c +@@ -37,10 +37,6 @@ + #define PCIE_CORE_ERR_CAPCTL_ECRC_CHK_TX_EN BIT(6) + #define PCIE_CORE_ERR_CAPCTL_ECRC_CHCK BIT(7) + #define PCIE_CORE_ERR_CAPCTL_ECRC_CHCK_RCV BIT(8) +-#define PCIE_CORE_INT_A_ASSERT_ENABLE 1 +-#define PCIE_CORE_INT_B_ASSERT_ENABLE 2 +-#define PCIE_CORE_INT_C_ASSERT_ENABLE 3 +-#define PCIE_CORE_INT_D_ASSERT_ENABLE 4 + /* PIO registers base address and register offsets */ + #define PIO_BASE_ADDR 0x4000 + #define PIO_CTRL (PIO_BASE_ADDR + 0x0) +@@ -967,7 +963,7 @@ static int advk_sw_pci_bridge_init(struct advk_pcie *pcie) + bridge->conf.pref_mem_limit = cpu_to_le16(PCI_PREF_RANGE_TYPE_64); + + /* Support interrupt A for MSI feature */ +- bridge->conf.intpin = PCIE_CORE_INT_A_ASSERT_ENABLE; ++ bridge->conf.intpin = PCI_INTERRUPT_INTA; + + /* Indicates supports for Completion Retry Status */ + bridge->pcie_conf.rootcap = cpu_to_le16(PCI_EXP_RTCAP_CRSVIS); +-- +2.34.1 + -- cgit v1.2.3