[AMD Official Use Only - General] Is mmIP_DISCOVERY_VERSION at the same offset across ASIC families?
Alex ________________________________ From: Hawking Zhang <[email protected]> Sent: Monday, January 1, 2024 10:43 PM To: [email protected] <[email protected]>; Zhou1, Tao <[email protected]>; Yang, Stanley <[email protected]>; Wang, Yang(Kevin) <[email protected]>; Chai, Thomas <[email protected]>; Li, Candice <[email protected]> Cc: Zhang, Hawking <[email protected]>; Deucher, Alexander <[email protected]>; Lazar, Lijo <[email protected]>; Ma, Le <[email protected]> Subject: [PATCH 4/5] drm/amdgpu: Query boot status if discovery failed Check and report boot status if discovery failed. Signed-off-by: Hawking Zhang <[email protected]> --- drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c index b8fde08aec8e..302b71e9f1e2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c @@ -27,6 +27,7 @@ #include "amdgpu_discovery.h" #include "soc15_hw_ip.h" #include "discovery.h" +#include "amdgpu_ras.h" #include "soc15.h" #include "gfx_v9_0.h" @@ -98,6 +99,7 @@ #define FIRMWARE_IP_DISCOVERY "amdgpu/ip_discovery.bin" MODULE_FIRMWARE(FIRMWARE_IP_DISCOVERY); +#define mmIP_DISCOVERY_VERSION 0x16A00 #define mmRCC_CONFIG_MEMSIZE 0xde3 #define mmMP0_SMN_C2PMSG_33 0x16061 #define mmMM_INDEX 0x0 @@ -518,7 +520,9 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev) out: kfree(adev->mman.discovery_bin); adev->mman.discovery_bin = NULL; - + if ((amdgpu_discovery != 2) && + (RREG32(mmIP_DISCOVERY_VERSION) == 4)) + amdgpu_ras_query_boot_status(adev, 4); return r; } -- 2.17.1
