| From 8ceeac307a79f68c0d0c72d6e48b82fa424204ec Mon Sep 17 00:00:00 2001 |
| From: =?UTF-8?q?Pali=20Roh=C3=A1r?= <pali@kernel.org> |
| Date: Thu, 24 Jun 2021 23:33:43 +0200 |
| Subject: PCI: aardvark: Fix checking for PIO Non-posted Request |
| MIME-Version: 1.0 |
| Content-Type: text/plain; charset=UTF-8 |
| Content-Transfer-Encoding: 8bit |
| |
| 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 |
| @@ -54,7 +54,7 @@ |
| #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) |
