diff options
| author | Tom St Denis <tom.stdenis@amd.com> | 2017-08-31 09:48:11 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-08-31 15:01:06 -0400 |
| commit | 2b9bdfa70faf8c00969f91d3c4548a0df6071b90 (patch) | |
| tree | 76bf217baae7022cffad4253e623343b3022b29f /drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | |
| parent | 78888cff5cbaf5ec712b20a216f500b7d4493e77 (diff) | |
drm/amd/amdgpu: Simplify gfx_v9_0_wait_for_idle()
Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 2ba02739a228..a21182debb3d 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -2937,15 +2937,10 @@ static bool gfx_v9_0_is_idle(void *handle) static int gfx_v9_0_wait_for_idle(void *handle) { unsigned i; - u32 tmp; struct amdgpu_device *adev = (struct amdgpu_device *)handle; for (i = 0; i < adev->usec_timeout; i++) { - /* read MC_STATUS */ - tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS) & - GRBM_STATUS__GUI_ACTIVE_MASK; - - if (!REG_GET_FIELD(tmp, GRBM_STATUS, GUI_ACTIVE)) + if (gfx_v9_0_is_idle(handle)) return 0; udelay(1); } |