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drm/amdgpu/dce11: add dce clock setting for ELM/BAF 

Setup the disp clock and dp reference clock.  This is
now a separate command table on elm/baf compared to
older asics.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
This commit is contained in:
Alex Deucher 2015-10-15 17:14:31 -04:00
parent 22f0c5bd14
commit b18e6ad781
1 changed files with 9 additions and 1 deletions
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10
drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
View File

@ -3090,7 +3090,15 @@ static int dce_v11_0_hw_init(void *handle)
/* init dig PHYs, disp eng pll */
amdgpu_atombios_crtc_powergate_init(adev);
amdgpu_atombios_encoder_init_dig(adev);
amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk);
if ((adev->asic_type == CHIP_ELLESMERE) ||
(adev->asic_type == CHIP_BAFFIN)) {
amdgpu_atombios_crtc_set_dce_clock(adev, adev->clock.default_dispclk,
DCE_CLOCK_TYPE_DISPCLK, ATOM_GCK_DFS);
amdgpu_atombios_crtc_set_dce_clock(adev, 0,
DCE_CLOCK_TYPE_DPREFCLK, ATOM_GCK_DFS);
} else {
amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk);
}
/* initialize hpd */
dce_v11_0_hpd_init(adev);