diff options
| author | Lang Yu <Lang.Yu@amd.com> | 2023-09-21 12:29:52 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-10-04 18:35:28 -0400 |
| commit | a19d934986b0f750ca95b5da2ebe54ee27fc25e8 (patch) | |
| tree | 95633569c60e3c468764c8e754dda8efed7003ad /drivers/gpu | |
| parent | c4c8955b8acb4d88d2ca02a7dc6010e5f0c5288d (diff) | |
drm/amdgpu: correct gpu clock counter query on cyan skilfish
Cayn skilfish uses SMUIO v11.0.8 offset.
Signed-off-by: Lang Yu <Lang.Yu@amd.com>
Reviewed-by: Aaron Liu <aaron.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: <stable@vger.kernel.org> # v5.15+
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index 35357364b5b3..d9ccacd06fba 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -102,6 +102,11 @@ #define mmGCR_GENERAL_CNTL_Sienna_Cichlid 0x1580 #define mmGCR_GENERAL_CNTL_Sienna_Cichlid_BASE_IDX 0 +#define mmGOLDEN_TSC_COUNT_UPPER_Cyan_Skillfish 0x0105 +#define mmGOLDEN_TSC_COUNT_UPPER_Cyan_Skillfish_BASE_IDX 1 +#define mmGOLDEN_TSC_COUNT_LOWER_Cyan_Skillfish 0x0106 +#define mmGOLDEN_TSC_COUNT_LOWER_Cyan_Skillfish_BASE_IDX 1 + #define mmGOLDEN_TSC_COUNT_UPPER_Vangogh 0x0025 #define mmGOLDEN_TSC_COUNT_UPPER_Vangogh_BASE_IDX 1 #define mmGOLDEN_TSC_COUNT_LOWER_Vangogh 0x0026 @@ -7316,6 +7321,22 @@ static uint64_t gfx_v10_0_get_gpu_clock_counter(struct amdgpu_device *adev) uint64_t clock, clock_lo, clock_hi, hi_check; switch (amdgpu_ip_version(adev, GC_HWIP, 0)) { + case IP_VERSION(10, 1, 3): + case IP_VERSION(10, 1, 4): + preempt_disable(); + clock_hi = RREG32_SOC15_NO_KIQ(SMUIO, 0, mmGOLDEN_TSC_COUNT_UPPER_Cyan_Skillfish); + clock_lo = RREG32_SOC15_NO_KIQ(SMUIO, 0, mmGOLDEN_TSC_COUNT_LOWER_Cyan_Skillfish); + hi_check = RREG32_SOC15_NO_KIQ(SMUIO, 0, mmGOLDEN_TSC_COUNT_UPPER_Cyan_Skillfish); + /* The SMUIO TSC clock frequency is 100MHz, which sets 32-bit carry over + * roughly every 42 seconds. + */ + if (hi_check != clock_hi) { + clock_lo = RREG32_SOC15_NO_KIQ(SMUIO, 0, mmGOLDEN_TSC_COUNT_LOWER_Cyan_Skillfish); + clock_hi = hi_check; + } + preempt_enable(); + clock = clock_lo | (clock_hi << 32ULL); + break; case IP_VERSION(10, 3, 1): case IP_VERSION(10, 3, 3): case IP_VERSION(10, 3, 7): |