From: ozeng Date: Fri, 10 Feb 2017 23:55:36 +0000 (-0600) Subject: drm/amdgpu: Initialize pipe priority order on graphic initialization X-Git-Tag: v4.11-rc1~83^2~15^2~6 X-Git-Url: https://git.kernelconcepts.de/?a=commitdiff_plain;h=d2383267557a6080fadcbe335422c0825325845d;p=karo-tx-linux.git drm/amdgpu: Initialize pipe priority order on graphic initialization Initialized PIPE_ORDER_TS0/1/2/3 field of SPI_ARB_PRIORITY register to 2. This set the pipe priority order to: 02 - HP3D, CS_H, GFX, CS_M, CS_L Signed-off-by: Oak Zeng Reviewed-by: Alex Deucher Reviewed-by: Christian König Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index e3589b55a1e1..1f9354541f29 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -1983,6 +1983,14 @@ static void gfx_v7_0_gpu_init(struct amdgpu_device *adev) WREG32(mmPA_CL_ENHANCE, PA_CL_ENHANCE__CLIP_VTX_REORDER_ENA_MASK | (3 << PA_CL_ENHANCE__NUM_CLIP_SEQ__SHIFT)); WREG32(mmPA_SC_ENHANCE, PA_SC_ENHANCE__ENABLE_PA_SC_OUT_OF_ORDER_MASK); + + tmp = RREG32(mmSPI_ARB_PRIORITY); + tmp = REG_SET_FIELD(tmp, SPI_ARB_PRIORITY, PIPE_ORDER_TS0, 2); + tmp = REG_SET_FIELD(tmp, SPI_ARB_PRIORITY, PIPE_ORDER_TS1, 2); + tmp = REG_SET_FIELD(tmp, SPI_ARB_PRIORITY, PIPE_ORDER_TS2, 2); + tmp = REG_SET_FIELD(tmp, SPI_ARB_PRIORITY, PIPE_ORDER_TS3, 2); + WREG32(mmSPI_ARB_PRIORITY, tmp); + mutex_unlock(&adev->grbm_idx_mutex); udelay(50); diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 35f9cd83b821..6ed19e3ab364 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -3898,6 +3898,14 @@ static void gfx_v8_0_gpu_init(struct amdgpu_device *adev) PA_SC_FIFO_SIZE__SC_HIZ_TILE_FIFO_SIZE__SHIFT) | (adev->gfx.config.sc_earlyz_tile_fifo_size << PA_SC_FIFO_SIZE__SC_EARLYZ_TILE_FIFO_SIZE__SHIFT)); + + tmp = RREG32(mmSPI_ARB_PRIORITY); + tmp = REG_SET_FIELD(tmp, SPI_ARB_PRIORITY, PIPE_ORDER_TS0, 2); + tmp = REG_SET_FIELD(tmp, SPI_ARB_PRIORITY, PIPE_ORDER_TS1, 2); + tmp = REG_SET_FIELD(tmp, SPI_ARB_PRIORITY, PIPE_ORDER_TS2, 2); + tmp = REG_SET_FIELD(tmp, SPI_ARB_PRIORITY, PIPE_ORDER_TS3, 2); + WREG32(mmSPI_ARB_PRIORITY, tmp); + mutex_unlock(&adev->grbm_idx_mutex); }