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drm/amd/amdgpu: Fix VCE CG order and resume defaults 

CG was being enabled in reverse sense from dpm/powerplay.
Also fix the default CLK_EN signal to enable all of the blocks.

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>
This commit is contained in:
Tom St Denis 2016-08-03 10:15:24 -04:00 committed by Alex Deucher
parent f16fe6d303
commit 6f906814a5
1 changed files with 12 additions and 24 deletions
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36
drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
View File

@ -130,40 +130,35 @@ static void vce_v3_0_set_vce_sw_clock_gating(struct amdgpu_device *adev,
/* Set Override to disable Clock Gating */
vce_v3_0_override_vce_clock_gating(adev, true);
if (!gated) {
/* Force CLOCK ON for VCE_CLOCK_GATING_B,
* {*_FORCE_ON, *_FORCE_OFF} = {1, 0}
* VREG can be FORCE ON or set to Dynamic, but can't be OFF
*/
/* This function enables MGCG which is controlled by firmware.
With the clocks in the gated state the core is still
accessible but the firmware will throttle the clocks on the
fly as necessary.
*/
if (gated) {
tmp = data = RREG32(mmVCE_CLOCK_GATING_B);
data |= 0x1ff;
data &= ~0xef0000;
if (tmp != data)
WREG32(mmVCE_CLOCK_GATING_B, data);
/* Force CLOCK ON for VCE_UENC_CLOCK_GATING,
* {*_FORCE_ON, *_FORCE_OFF} = {1, 0}
*/
tmp = data = RREG32(mmVCE_UENC_CLOCK_GATING);
data |= 0x3ff000;
data &= ~0xffc00000;
if (tmp != data)
WREG32(mmVCE_UENC_CLOCK_GATING, data);
/* set VCE_UENC_CLOCK_GATING_2 */
tmp = data = RREG32(mmVCE_UENC_CLOCK_GATING_2);
data |= 0x2;
data &= ~0x2;
data &= ~0x00010000;
if (tmp != data)
WREG32(mmVCE_UENC_CLOCK_GATING_2, data);
/* Force CLOCK ON for VCE_UENC_REG_CLOCK_GATING */
tmp = data = RREG32(mmVCE_UENC_REG_CLOCK_GATING);
data |= 0x37f;
if (tmp != data)
WREG32(mmVCE_UENC_REG_CLOCK_GATING, data);
/* Force VCE_UENC_DMA_DCLK_CTRL Clock ON */
tmp = data = RREG32(mmVCE_UENC_DMA_DCLK_CTRL);
data |= VCE_UENC_DMA_DCLK_CTRL__WRDMCLK_FORCEON_MASK |
VCE_UENC_DMA_DCLK_CTRL__RDDMCLK_FORCEON_MASK |
@ -172,34 +167,27 @@ static void vce_v3_0_set_vce_sw_clock_gating(struct amdgpu_device *adev,
if (tmp != data)
WREG32(mmVCE_UENC_DMA_DCLK_CTRL, data);
} else {
/* Force CLOCK OFF for VCE_CLOCK_GATING_B,
* {*, *_FORCE_OFF} = {*, 1}
* set VREG to Dynamic, as it can't be OFF
*/
tmp = data = RREG32(mmVCE_CLOCK_GATING_B);
data &= ~0x80010;
data |= 0xe70008;
if (tmp != data)
WREG32(mmVCE_CLOCK_GATING_B, data);
/* Force CLOCK OFF for VCE_UENC_CLOCK_GATING,
* Force ClOCK OFF takes precedent over Force CLOCK ON setting.
* {*_FORCE_ON, *_FORCE_OFF} = {*, 1}
*/
tmp = data = RREG32(mmVCE_UENC_CLOCK_GATING);
data |= 0xffc00000;
if (tmp != data)
WREG32(mmVCE_UENC_CLOCK_GATING, data);
/* Set VCE_UENC_CLOCK_GATING_2 */
tmp = data = RREG32(mmVCE_UENC_CLOCK_GATING_2);
data |= 0x10000;
if (tmp != data)
WREG32(mmVCE_UENC_CLOCK_GATING_2, data);
/* Set VCE_UENC_REG_CLOCK_GATING to dynamic */
tmp = data = RREG32(mmVCE_UENC_REG_CLOCK_GATING);
data &= ~0xffc00000;
if (tmp != data)
WREG32(mmVCE_UENC_REG_CLOCK_GATING, data);
/* Set VCE_UENC_DMA_DCLK_CTRL CG always in dynamic mode */
tmp = data = RREG32(mmVCE_UENC_DMA_DCLK_CTRL);
data &= ~(VCE_UENC_DMA_DCLK_CTRL__WRDMCLK_FORCEON_MASK |
VCE_UENC_DMA_DCLK_CTRL__RDDMCLK_FORCEON_MASK |
@ -538,7 +526,7 @@ static void vce_v3_0_mc_resume(struct amdgpu_device *adev, int idx)
WREG32_P(mmVCE_CLOCK_GATING_A, 0, ~(1 << 16));
WREG32_P(mmVCE_UENC_CLOCK_GATING, 0x1FF000, ~0xFF9FF000);
WREG32_P(mmVCE_UENC_REG_CLOCK_GATING, 0x3F, ~0x3F);
WREG32(mmVCE_CLOCK_GATING_B, 0xf7);
WREG32(mmVCE_CLOCK_GATING_B, 0x1FF);
WREG32(mmVCE_LMI_CTRL, 0x00398000);
WREG32_P(mmVCE_LMI_CACHE_CTRL, 0x0, ~0x1);