| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.4 111/122] PCI: aardvark: Fix checking for PIO Non-posted Request | Date | Thu, 15 Jul 2021 20:39:18 +0200 |
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From: Pali Rohár <pali@kernel.org>
commit 8ceeac307a79f68c0d0c72d6e48b82fa424204ec upstream.
PIO_NON_POSTED_REQ for PIO_STAT register is incorrectly defined. Bit 10 in register PIO_STAT indicates the response is to a non-posted request.
Link: https://lore.kernel.org/r/20210624213345.3617-2-pali@kernel.org Signed-off-by: Pali Rohár <pali@kernel.org> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Reviewed-by: Marek Behún <kabel@kernel.org> Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/pci/controller/pci-aardvark.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/pci/controller/pci-aardvark.c +++ b/drivers/pci/controller/pci-aardvark.c @@ -61,7 +61,7 @@ #define PIO_COMPLETION_STATUS_UR 1 #define PIO_COMPLETION_STATUS_CRS 2 #define PIO_COMPLETION_STATUS_CA 4 -#define PIO_NON_POSTED_REQ BIT(0) +#define PIO_NON_POSTED_REQ BIT(10) #define PIO_ADDR_LS (PIO_BASE_ADDR + 0x8) #define PIO_ADDR_MS (PIO_BASE_ADDR + 0xc) #define PIO_WR_DATA (PIO_BASE_ADDR + 0x10)
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