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X-Received-From: 2607:f8b0:4864:20::642 Subject: [Qemu-devel] [PATCH 5/5] i.mx7d: pci: Update PCI IRQ mapping to match HW X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andrey Smirnov , Peter Maydell , qemu-devel@nongnu.org, "Michael S . Tsirkin" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Datasheet for i.MX7 is incorrect and i.MX7's PCI IRQ mapping matches that of i.MX6: * INTD/MSI 122 * INTC 123 * INTB 124 * INTA 125 Fix all of the relevant code to reflect that fact. Needed by latest Linux kernels. Signed-off-by: Andrey Smirnov Cc: Peter Maydell Cc: Michael S. Tsirkin Cc: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Reviewed-by: Peter Maydell --- include/hw/arm/fsl-imx7.h | 8 ++++---- hw/pci-host/designware.c | 6 ++++-- 2 files changed, 8 insertions(+), 6 deletions(-) diff --git a/include/hw/arm/fsl-imx7.h b/include/hw/arm/fsl-imx7.h index 3efa697adc..9750003a4f 100644 --- a/include/hw/arm/fsl-imx7.h +++ b/include/hw/arm/fsl-imx7.h @@ -213,10 +213,10 @@ enum FslIMX7IRQs { FSL_IMX7_USB2_IRQ =3D 42, FSL_IMX7_USB3_IRQ =3D 40, =20 - FSL_IMX7_PCI_INTA_IRQ =3D 122, - FSL_IMX7_PCI_INTB_IRQ =3D 123, - FSL_IMX7_PCI_INTC_IRQ =3D 124, - FSL_IMX7_PCI_INTD_IRQ =3D 125, + FSL_IMX7_PCI_INTA_IRQ =3D 125, + FSL_IMX7_PCI_INTB_IRQ =3D 124, + FSL_IMX7_PCI_INTC_IRQ =3D 123, + FSL_IMX7_PCI_INTD_IRQ =3D 122, =20 FSL_IMX7_UART7_IRQ =3D 126, =20 diff --git a/hw/pci-host/designware.c b/hw/pci-host/designware.c index e80facc4a0..f4c58b25c1 100644 --- a/hw/pci-host/designware.c +++ b/hw/pci-host/designware.c @@ -50,6 +50,8 @@ #define DESIGNWARE_PCIE_ATU_DEVFN(x) (((x) >> 16) & 0xff) #define DESIGNWARE_PCIE_ATU_UPPER_TARGET 0x91C =20 +#define DESIGNWARE_PCIE_IRQ_MSI 3 + static DesignwarePCIEHost * designware_pcie_root_to_host(DesignwarePCIERoot *root) { @@ -66,7 +68,7 @@ static void designware_pcie_root_msi_write(void *opaque, = hwaddr addr, root->msi.intr[0].status |=3D BIT(val) & root->msi.intr[0].enable; =20 if (root->msi.intr[0].status & ~root->msi.intr[0].mask) { - qemu_set_irq(host->pci.irqs[0], 1); + qemu_set_irq(host->pci.irqs[DESIGNWARE_PCIE_IRQ_MSI], 1); } } =20 @@ -310,7 +312,7 @@ static void designware_pcie_root_config_write(PCIDevice= *d, uint32_t address, case DESIGNWARE_PCIE_MSI_INTR0_STATUS: root->msi.intr[0].status ^=3D val; if (!root->msi.intr[0].status) { - qemu_set_irq(host->pci.irqs[0], 0); + qemu_set_irq(host->pci.irqs[DESIGNWARE_PCIE_IRQ_MSI], 0); } break; =20 --=20 2.20.1