diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 47 |
1 files changed, 35 insertions, 12 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 76673c7234ed..9402374d2466 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -906,13 +906,16 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) init_data.dce_environment = DCE_ENV_PRODUCTION_DRV; - /* - * TODO debug why this doesn't work on Raven - */ - if (adev->flags & AMD_IS_APU && - adev->asic_type >= CHIP_CARRIZO && - adev->asic_type < CHIP_RAVEN) + switch (adev->asic_type) { + case CHIP_CARRIZO: + case CHIP_STONEY: + case CHIP_RAVEN: + case CHIP_RENOIR: init_data.flags.gpu_vm_support = true; + break; + default: + break; + } if (amdgpu_dc_feature_mask & DC_FBC_MASK) init_data.flags.fbc_support = true; @@ -8390,17 +8393,37 @@ static bool amdgpu_dm_link_setup_psr(struct dc_stream_state *stream) bool amdgpu_dm_psr_enable(struct dc_stream_state *stream) { struct dc_link *link = stream->link; - struct dc_static_screen_events triggers = {0}; + unsigned int vsync_rate_hz = 0; + struct dc_static_screen_params params = {0}; + /* Calculate number of static frames before generating interrupt to + * enter PSR. + */ + unsigned int frame_time_microsec = 1000000 / vsync_rate_hz; + // Init fail safe of 2 frames static + unsigned int num_frames_static = 2; DRM_DEBUG_DRIVER("Enabling psr...\n"); - triggers.cursor_update = true; - triggers.overlay_update = true; - triggers.surface_update = true; + vsync_rate_hz = div64_u64(div64_u64(( + stream->timing.pix_clk_100hz * 100), + stream->timing.v_total), + stream->timing.h_total); + + /* Round up + * Calculate number of frames such that at least 30 ms of time has + * passed. + */ + if (vsync_rate_hz != 0) + num_frames_static = (30000 / frame_time_microsec) + 1; + + params.triggers.cursor_update = true; + params.triggers.overlay_update = true; + params.triggers.surface_update = true; + params.num_frames = num_frames_static; - dc_stream_set_static_screen_events(link->ctx->dc, + dc_stream_set_static_screen_params(link->ctx->dc, &stream, 1, - &triggers); + ¶ms); return dc_link_set_psr_allow_active(link, true, false); } |