diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/si.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/si.c | 42 |
1 files changed, 24 insertions, 18 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/si.c b/drivers/gpu/drm/amd/amdgpu/si.c index 3cf0589bfea5..6b5cf7882a12 100644 --- a/drivers/gpu/drm/amd/amdgpu/si.c +++ b/drivers/gpu/drm/amd/amdgpu/si.c @@ -1270,7 +1270,7 @@ static int si_gpu_pci_config_reset(struct amdgpu_device *adev) u32 i; int r = -EINVAL; - dev_info(adev->dev, "GPU pci config reset\n"); + amdgpu_atombios_scratch_regs_engine_hung(adev, true); /* set mclk/sclk to bypass */ si_set_clk_bypass_mode(adev); @@ -1294,20 +1294,6 @@ static int si_gpu_pci_config_reset(struct amdgpu_device *adev) } udelay(1); } - - return r; -} - -static int si_asic_reset(struct amdgpu_device *adev) -{ - int r; - - dev_info(adev->dev, "PCI CONFIG reset\n"); - - amdgpu_atombios_scratch_regs_engine_hung(adev, true); - - r = si_gpu_pci_config_reset(adev); - amdgpu_atombios_scratch_regs_engine_hung(adev, false); return r; @@ -1321,14 +1307,34 @@ static bool si_asic_supports_baco(struct amdgpu_device *adev) static enum amd_reset_method si_asic_reset_method(struct amdgpu_device *adev) { - if (amdgpu_reset_method != AMD_RESET_METHOD_LEGACY && - amdgpu_reset_method != -1) + if (amdgpu_reset_method == AMD_RESET_METHOD_PCI) + return amdgpu_reset_method; + else if (amdgpu_reset_method != AMD_RESET_METHOD_LEGACY && + amdgpu_reset_method != -1) dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n", - amdgpu_reset_method); + amdgpu_reset_method); return AMD_RESET_METHOD_LEGACY; } +static int si_asic_reset(struct amdgpu_device *adev) +{ + int r; + + switch (si_asic_reset_method(adev)) { + case AMD_RESET_METHOD_PCI: + dev_info(adev->dev, "PCI reset\n"); + r = amdgpu_device_pci_reset(adev); + break; + default: + dev_info(adev->dev, "PCI CONFIG reset\n"); + r = si_gpu_pci_config_reset(adev); + break; + } + + return r; +} + static u32 si_get_config_memsize(struct amdgpu_device *adev) { return RREG32(mmCONFIG_MEMSIZE); |