1. disable vce cg when vce hw initialize. 2. initizlize vce clock to 10KHz. 3: no need to set bypass clock to vce.
Change-Id: I18d5c2debc6688be201af8bb85022ac25020bd8f Signed-off-by: Rex Zhu <[email protected]> --- drivers/gpu/drm/amd/amdgpu/vce_v3_0.c | 18 +++--------------- drivers/gpu/drm/amd/amdgpu/vi.c | 32 +++++++++++++++++++++++++++++++- 2 files changed, 34 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c index 5fb0b7f..eb99ee6 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c @@ -223,6 +223,9 @@ static int vce_v3_0_start(struct amdgpu_device *adev) struct amdgpu_ring *ring; int idx, r; + vce_v3_0_override_vce_clock_gating(adev, true); /* force all clocks on */ + amdgpu_asic_set_vce_clocks(adev, 10000, 10000); + ring = &adev->vce.ring[0]; WREG32(mmVCE_RB_RPTR, ring->wptr); WREG32(mmVCE_RB_WPTR, ring->wptr); @@ -701,17 +704,7 @@ static int vce_v3_0_process_interrupt(struct amdgpu_device *adev, return 0; } -static void vce_v3_0_set_bypass_mode(struct amdgpu_device *adev, bool enable) -{ - u32 tmp = RREG32_SMC(ixGCK_DFS_BYPASS_CNTL); - - if (enable) - tmp |= GCK_DFS_BYPASS_CNTL__BYPASSECLK_MASK; - else - tmp &= ~GCK_DFS_BYPASS_CNTL__BYPASSECLK_MASK; - WREG32_SMC(ixGCK_DFS_BYPASS_CNTL, tmp); -} static int vce_v3_0_set_clockgating_state(void *handle, enum amd_clockgating_state state) @@ -720,11 +713,6 @@ static int vce_v3_0_set_clockgating_state(void *handle, bool enable = (state == AMD_CG_STATE_GATE) ? true : false; int i; - if ((adev->asic_type == CHIP_POLARIS10) || - (adev->asic_type == CHIP_TONGA) || - (adev->asic_type == CHIP_FIJI)) - vce_v3_0_set_bypass_mode(adev, enable); - if (!(adev->cg_flags & AMD_CG_SUPPORT_VCE_MGCG)) return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index 16ba943..b9924e3 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -789,7 +789,37 @@ static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk) static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk) { - /* todo */ + int r, i; + struct atom_clock_dividers dividers; + u32 tmp; + + r = amdgpu_atombios_get_clock_dividers(adev, + COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, + ecclk, false, ÷rs); + if (r) + return r; + + for (i = 0; i < 100; i++) { + if (RREG32_SMC(ixCG_ECLK_STATUS) & CG_ECLK_STATUS__ECLK_STATUS_MASK) + break; + mdelay(10); + } + if (i == 100) + return -ETIMEDOUT; + + tmp = RREG32_SMC(ixCG_ECLK_CNTL); + tmp &= ~(CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK | + CG_ECLK_CNTL__ECLK_DIVIDER_MASK); + tmp |= dividers.post_divider; + WREG32_SMC(ixCG_ECLK_CNTL, tmp); + + for (i = 0; i < 100; i++) { + if (RREG32_SMC(ixCG_ECLK_STATUS) & CG_ECLK_STATUS__ECLK_STATUS_MASK) + break; + mdelay(10); + } + if (i == 100) + return -ETIMEDOUT; return 0; } -- 1.9.1 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
