diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-05-16 10:14:59 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-05-16 10:14:59 -0300 |
| commit | c5468a28efde5978644f1a7eef67780abcd16340 (patch) | |
| tree | aeb3bf60fa53768a5b514abb824415659898b99b /drivers/gpu/drm/amd/amdgpu/vi.c | |
| parent | 843e5ba75ee859df92a09d98370bdd1c8607cdd0 (diff) | |
| parent | 42226c989789d8da4af1de0c31070c96726d990c (diff) | |
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes from perf/urgent.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/vi.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/vi.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index 039b90cdc3bc..45f0188c4273 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -81,6 +81,10 @@ #include "mxgpu_vi.h" #include "amdgpu_dm.h" +#if IS_ENABLED(CONFIG_X86) +#include <asm/intel-family.h> +#endif + #define ixPCIE_LC_L1_PM_SUBSTATE 0x100100C6 #define PCIE_LC_L1_PM_SUBSTATE__LC_L1_SUBSTATES_OVERRIDE_EN_MASK 0x00000001L #define PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_2_OVERRIDE_MASK 0x00000002L @@ -1134,13 +1138,24 @@ static void vi_enable_aspm(struct amdgpu_device *adev) WREG32_PCIE(ixPCIE_LC_CNTL, data); } +static bool aspm_support_quirk_check(void) +{ +#if IS_ENABLED(CONFIG_X86) + struct cpuinfo_x86 *c = &cpu_data(0); + + return !(c->x86 == 6 && c->x86_model == INTEL_FAM6_ALDERLAKE); +#else + return true; +#endif +} + static void vi_program_aspm(struct amdgpu_device *adev) { u32 data, data1, orig; bool bL1SS = false; bool bClkReqSupport = true; - if (!amdgpu_device_should_use_aspm(adev)) + if (!amdgpu_device_should_use_aspm(adev) || !aspm_support_quirk_check()) return; if (adev->flags & AMD_IS_APU || |