From: Bhawanpreet Lakha Date: Tue, 16 May 2023 16:21:19 +0000 (-0400) Subject: drm/amd/display: Enable Replay for static screen use cases X-Git-Tag: v6.6-pxa1908~324^2^2~47 X-Git-Url: https://git.dujemihanovic.xyz/?a=commitdiff_plain;h=44e60b14d5a72f91fd0bdeae8da59ae37a3ca8e5;p=linux.git drm/amd/display: Enable Replay for static screen use cases - Setup replay config on device init. - Enable replay if feature is enabled (prioritize replay over PSR, since it can be enabled in more usecases) - Add debug masks to enable replay on supported ASICs Signed-off-by: Bhawanpreet Lakha Reviewed-by: Harry Wentland Signed-off-by: Alex Deucher --- 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 268cb99a4c4b..f2b4f1720abd 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -65,6 +65,7 @@ #include "amdgpu_dm_debugfs.h" #endif #include "amdgpu_dm_psr.h" +#include "amdgpu_dm_replay.h" #include "ivsrcid/ivsrcid_vislands30.h" @@ -4265,6 +4266,7 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) enum dc_connection_type new_connection_type = dc_connection_none; const struct dc_plane_cap *plane; bool psr_feature_enabled = false; + bool replay_feature_enabled = false; int max_overlay = dm->dc->caps.max_slave_planes; dm->display_indexes_num = dm->dc->caps.max_streams; @@ -4374,6 +4376,20 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) } } + if (!(amdgpu_dc_debug_mask & DC_DISABLE_REPLAY)) { + switch (adev->ip_versions[DCE_HWIP][0]) { + case IP_VERSION(3, 1, 4): + case IP_VERSION(3, 1, 5): + case IP_VERSION(3, 1, 6): + case IP_VERSION(3, 2, 0): + case IP_VERSION(3, 2, 1): + replay_feature_enabled = true; + break; + default: + replay_feature_enabled = amdgpu_dc_feature_mask & DC_REPLAY_MASK; + break; + } + } /* loops over all connectors on the board */ for (i = 0; i < link_cnt; i++) { struct dc_link *link = NULL; @@ -4422,6 +4438,12 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) amdgpu_dm_update_connector_after_detect(aconnector); setup_backlight_device(dm, aconnector); + /* + * Disable psr if replay can be enabled + */ + if (replay_feature_enabled && amdgpu_dm_setup_replay(link, aconnector)) + psr_feature_enabled = false; + if (psr_feature_enabled) amdgpu_dm_set_psr_caps(link); diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c index 30d4c6fd95f5..97b7a0b8a1c2 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c @@ -29,6 +29,7 @@ #include "dc.h" #include "amdgpu.h" #include "amdgpu_dm_psr.h" +#include "amdgpu_dm_replay.h" #include "amdgpu_dm_crtc.h" #include "amdgpu_dm_plane.h" #include "amdgpu_dm_trace.h" @@ -123,7 +124,12 @@ static void vblank_control_worker(struct work_struct *work) * fill_dc_dirty_rects(). */ if (vblank_work->stream && vblank_work->stream->link) { - if (vblank_work->enable) { + /* + * Prioritize replay, instead of psr + */ + if (vblank_work->stream->link->replay_settings.replay_feature_enabled) + amdgpu_dm_replay_enable(vblank_work->stream, false); + else if (vblank_work->enable) { if (vblank_work->stream->link->psr_settings.psr_version < DC_PSR_VERSION_SU_1 && vblank_work->stream->link->psr_settings.psr_allow_active) amdgpu_dm_psr_disable(vblank_work->stream); @@ -132,6 +138,7 @@ static void vblank_control_worker(struct work_struct *work) #ifdef CONFIG_DRM_AMD_SECURE_DISPLAY !amdgpu_dm_crc_window_is_activated(&vblank_work->acrtc->base) && #endif + vblank_work->stream->link->panel_config.psr.disallow_replay && vblank_work->acrtc->dm_irq_params.allow_psr_entry) { amdgpu_dm_psr_enable(vblank_work->stream); } diff --git a/drivers/gpu/drm/amd/include/amd_shared.h b/drivers/gpu/drm/amd/include/amd_shared.h index abe829bbd54a..67d7b7ee8a2a 100644 --- a/drivers/gpu/drm/amd/include/amd_shared.h +++ b/drivers/gpu/drm/amd/include/amd_shared.h @@ -240,6 +240,7 @@ enum DC_FEATURE_MASK { DC_DISABLE_LTTPR_DP2_0 = (1 << 6), //0x40, disabled by default DC_PSR_ALLOW_SMU_OPT = (1 << 7), //0x80, disabled by default DC_PSR_ALLOW_MULTI_DISP_OPT = (1 << 8), //0x100, disabled by default + DC_REPLAY_MASK = (1 << 9), //0x200, disabled by default for dcn < 3.1.4 }; enum DC_DEBUG_MASK { @@ -250,6 +251,7 @@ enum DC_DEBUG_MASK { DC_DISABLE_PSR = 0x10, DC_FORCE_SUBVP_MCLK_SWITCH = 0x20, DC_DISABLE_MPO = 0x40, + DC_DISABLE_REPLAY = 0x50, DC_ENABLE_DPIA_TRACE = 0x80, };