diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2403-drm-amd-display-Reduce-DC-chattiness.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2403-drm-amd-display-Reduce-DC-chattiness.patch | 323 |
1 files changed, 323 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2403-drm-amd-display-Reduce-DC-chattiness.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2403-drm-amd-display-Reduce-DC-chattiness.patch new file mode 100644 index 00000000..e93093d1 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2403-drm-amd-display-Reduce-DC-chattiness.patch @@ -0,0 +1,323 @@ +From dac4c2eb4fe667f569ed7ddea9c43382fd88f4eb Mon Sep 17 00:00:00 2001 +From: Harry Wentland <harry.wentland@amd.com> +Date: Tue, 12 Sep 2017 20:04:48 -0400 +Subject: [PATCH 2403/4131] drm/amd/display: Reduce DC chattiness + +Log DC init but default log level to 0 (default for +amdgpu_dc_log) otherwise. Bug reporters can still make +DC more chatty by using the dc_log module param. + amdgpu.dc_log = 1 + +v2: Only provide runtime option, no compile time config + +Change-Id: I2443c67546ced94531026bfe06533a4db51e8a73 +Signed-off-by: Harry Wentland <harry.wentland@amd.com> +Acked-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 74 ++++++++++++---------- + drivers/gpu/drm/amd/display/include/logger_types.h | 3 + + 2 files changed, 42 insertions(+), 35 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 0dfbc8e..339c3fef 100644 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +@@ -378,7 +378,6 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) + adev->dm.ddev = adev->ddev; + adev->dm.adev = adev; + +- DRM_INFO("DAL is enabled\n"); + /* Zero all the fields */ + memset(&init_data, 0, sizeof(init_data)); + +@@ -418,7 +417,10 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) + + init_data.dce_environment = DCE_ENV_PRODUCTION_DRV; + +- init_data.log_mask = DC_DEFAULT_LOG_MASK; ++ if (amdgpu_dc_log) ++ init_data.log_mask = DC_DEFAULT_LOG_MASK; ++ else ++ init_data.log_mask = DC_MIN_LOG_MASK; + + #ifdef ENABLE_FBC + if (adev->family == FAMILY_CZ) +@@ -428,7 +430,9 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) + /* Display Core create. */ + adev->dm.dc = dc_create(&init_data); + +- if (!adev->dm.dc) ++ if (adev->dm.dc) ++ DRM_INFO("Display Core initialized!\n"); ++ else + DRM_INFO("Display Core failed to initialize!\n"); + + INIT_WORK(&adev->dm.mst_hotplug_work, hotplug_notify_work_func); +@@ -438,7 +442,7 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) + DRM_ERROR( + "amdgpu: failed to initialize freesync_module.\n"); + } else +- DRM_INFO("amdgpu: freesync_module init done %p.\n", ++ DRM_DEBUG_DRIVER("amdgpu: freesync_module init done %p.\n", + adev->dm.freesync_module); + + if (amdgpu_dm_initialize_drm_device(adev)) { +@@ -462,7 +466,7 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) + goto error; + } + +- DRM_INFO("KMS initialized.\n"); ++ DRM_DEBUG_DRIVER("KMS initialized.\n"); + + return 0; + error: +@@ -515,7 +519,7 @@ static int detect_mst_link_for_all_connectors(struct drm_device *dev) + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + aconnector = to_amdgpu_dm_connector(connector); + if (aconnector->dc_link->type == dc_connection_mst_branch) { +- DRM_INFO("DM_MST: starting TM on aconnector: %p [id: %d]\n", ++ DRM_DEBUG_DRIVER("DM_MST: starting TM on aconnector: %p [id: %d]\n", + aconnector, aconnector->base.base.id); + + ret = drm_dp_mst_topology_mgr_set_mst(&aconnector->mst_mgr, true); +@@ -844,12 +848,12 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) + if (aconnector->dc_sink == sink) { + /* We got a DP short pulse (Link Loss, DP CTS, etc...). + * Do nothing!! */ +- DRM_INFO("DCHPD: connector_id=%d: dc_sink didn't change.\n", ++ DRM_DEBUG_DRIVER("DCHPD: connector_id=%d: dc_sink didn't change.\n", + aconnector->connector_id); + return; + } + +- DRM_INFO("DCHPD: connector_id=%d: Old sink=%p New sink=%p\n", ++ DRM_DEBUG_DRIVER("DCHPD: connector_id=%d: Old sink=%p New sink=%p\n", + aconnector->connector_id, aconnector->dc_sink, sink); + + mutex_lock(&dev->mode_config.mutex); +@@ -951,7 +955,7 @@ static void dm_handle_hpd_rx_irq(struct amdgpu_dm_connector *aconnector) + + process_count++; + +- DRM_DEBUG_KMS("ESI %02x %02x %02x\n", esi[0], esi[1], esi[2]); ++ DRM_DEBUG_DRIVER("ESI %02x %02x %02x\n", esi[0], esi[1], esi[2]); + /* handle HPD short pulse irq */ + if (aconnector->mst_mgr.mst_state) + drm_dp_mst_hpd_irq( +@@ -989,7 +993,7 @@ static void dm_handle_hpd_rx_irq(struct amdgpu_dm_connector *aconnector) + } + + if (process_count == max_process_count) +- DRM_DEBUG_KMS("Loop exceeded max iterations\n"); ++ DRM_DEBUG_DRIVER("Loop exceeded max iterations\n"); + } + + static void handle_hpd_rx_irq(void *param) +@@ -1322,7 +1326,7 @@ amdgpu_dm_register_backlight_device(struct amdgpu_display_manager *dm) + if (NULL == dm->backlight_dev) + DRM_ERROR("DM: Backlight registration failed!\n"); + else +- DRM_INFO("DM: Registered Backlight device: %s\n", bl_name); ++ DRM_DEBUG_DRIVER("DM: Registered Backlight device: %s\n", bl_name); + } + + #endif +@@ -2072,7 +2076,7 @@ static void update_stream_scaling_settings(const struct drm_display_mode *mode, + stream->src = src; + stream->dst = dst; + +- DRM_DEBUG_KMS("Destination Rectangle x:%d y:%d width:%d height:%d\n", ++ DRM_DEBUG_DRIVER("Destination Rectangle x:%d y:%d width:%d height:%d\n", + dst.x, dst.y, dst.width, dst.height); + + } +@@ -2381,7 +2385,7 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, + * case, we call set mode ourselves to restore the previous mode + * and the modelist may not be filled in in time. + */ +- DRM_INFO("No preferred mode found\n"); ++ DRM_DEBUG_DRIVER("No preferred mode found\n"); + } else { + decide_crtc_timing_for_drm_display_mode( + &mode, preferred_mode, +@@ -2840,7 +2844,7 @@ static struct drm_encoder *best_encoder(struct drm_connector *connector) + struct drm_mode_object *obj; + struct drm_encoder *encoder; + +- DRM_DEBUG_KMS("Finding the best encoder\n"); ++ DRM_DEBUG_DRIVER("Finding the best encoder\n"); + + /* pick the encoder ids */ + if (enc_id) { +@@ -3117,7 +3121,7 @@ static int dm_plane_helper_prepare_fb(struct drm_plane *plane, + dm_plane_state_new = to_dm_plane_state(new_state); + + if (!new_state->fb) { +- DRM_DEBUG_KMS("No FB bound\n"); ++ DRM_DEBUG_DRIVER("No FB bound\n"); + return 0; + } + +@@ -3663,7 +3667,7 @@ static int amdgpu_dm_connector_init(struct amdgpu_display_manager *dm, + struct amdgpu_i2c_adapter *i2c; + ((struct dc_link *)link)->priv = aconnector; + +- DRM_DEBUG_KMS("%s()\n", __func__); ++ DRM_DEBUG_DRIVER("%s()\n", __func__); + + i2c = create_i2c(link->ddc, link->link_index, &res); + aconnector->i2c = i2c; +@@ -3900,11 +3904,11 @@ static void handle_cursor_update(struct drm_plane *plane, + if (!plane->state->fb && !old_plane_state->fb) + return; + +- DRM_DEBUG_KMS("%s: crtc_id=%d with size %d to %d\n", +- __func__, +- amdgpu_crtc->crtc_id, +- plane->state->crtc_w, +- plane->state->crtc_h); ++ DRM_DEBUG_DRIVER("%s: crtc_id=%d with size %d to %d\n", ++ __func__, ++ amdgpu_crtc->crtc_id, ++ plane->state->crtc_w, ++ plane->state->crtc_h); + + ret = get_cursor_position(plane, crtc, &position); + if (ret) +@@ -4219,7 +4223,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) + old_acrtc_state = to_dm_crtc_state(old_crtc_state); + + #if !defined(OS_NAME_RHEL_7_2) +- DRM_DEBUG_KMS( ++ DRM_DEBUG_DRIVER( + "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, " + "planes_changed:%d, mode_changed:%d,active_changed:%d," + "connectors_changed:%d\n", +@@ -4238,7 +4242,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) + + if (modeset_required(new_state, new_acrtc_state->stream, old_acrtc_state->stream)) { + +- DRM_INFO("Atomic commit: SET crtc id %d: [%p]\n", acrtc->crtc_id, acrtc); ++ DRM_DEBUG_DRIVER("Atomic commit: SET crtc id %d: [%p]\n", acrtc->crtc_id, acrtc); + + if (!new_acrtc_state->stream) { + /* +@@ -4256,7 +4260,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) + * have a sink to keep the pipe running so that + * hw state is consistent with the sw state + */ +- DRM_DEBUG_KMS("%s: Failed to create new stream for crtc %d\n", ++ DRM_DEBUG_DRIVER("%s: Failed to create new stream for crtc %d\n", + __func__, acrtc->base.base.id); + continue; + } +@@ -4283,7 +4287,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) + acrtc->hw_mode = crtc->state->mode; + crtc->hwmode = crtc->state->mode; + } else if (modereset_required(new_state)) { +- DRM_INFO("Atomic commit: RESET. crtc id %d:[%p]\n", acrtc->crtc_id, acrtc); ++ DRM_DEBUG_DRIVER("Atomic commit: RESET. crtc id %d:[%p]\n", acrtc->crtc_id, acrtc); + + /* i.e. reset mode */ + if (old_acrtc_state->stream) +@@ -4308,7 +4312,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) + &new_crtcs[i]->base, + false); + if (!aconnector) { +- DRM_INFO("Atomic commit: Failed to find connector for acrtc id:%d " ++ DRM_DEBUG_DRIVER("Atomic commit: Failed to find connector for acrtc id:%d " + "skipping freesync init\n", + new_crtcs[i]->crtc_id); + continue; +@@ -4620,7 +4624,7 @@ static int dm_update_crtcs_state(struct dc *dc, + */ + + if (!new_stream) { +- DRM_DEBUG_KMS("%s: Failed to create new stream for crtc %d\n", ++ DRM_DEBUG_DRIVER("%s: Failed to create new stream for crtc %d\n", + __func__, acrtc->base.base.id); + break; + } +@@ -4631,7 +4635,7 @@ static int dm_update_crtcs_state(struct dc *dc, + + crtc_state->mode_changed = false; + +- DRM_DEBUG_KMS("Mode change not required, setting mode_changed to %d", ++ DRM_DEBUG_DRIVER("Mode change not required, setting mode_changed to %d", + crtc_state->mode_changed); + } + +@@ -4640,7 +4644,7 @@ static int dm_update_crtcs_state(struct dc *dc, + goto next_crtc; + + #if !defined(OS_NAME_RHEL_7_2) +- DRM_DEBUG_KMS( ++ DRM_DEBUG_DRIVER( + "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, " + "planes_changed:%d, mode_changed:%d,active_changed:%d," + "connectors_changed:%d\n", +@@ -4659,7 +4663,7 @@ static int dm_update_crtcs_state(struct dc *dc, + if (!old_acrtc_state->stream) + goto next_crtc; + +- DRM_DEBUG_KMS("Disabling DRM crtc: %d\n", ++ DRM_DEBUG_DRIVER("Disabling DRM crtc: %d\n", + crtc->base.id); + + /* i.e. reset mode */ +@@ -4689,7 +4693,7 @@ static int dm_update_crtcs_state(struct dc *dc, + new_acrtc_state->stream = new_stream; + dc_stream_retain(new_stream); + +- DRM_DEBUG_KMS("Enabling DRM crtc: %d\n", ++ DRM_DEBUG_DRIVER("Enabling DRM crtc: %d\n", + crtc->base.id); + + if (!dc_add_stream_to_ctx( +@@ -4772,7 +4776,7 @@ static int dm_update_planes_state(struct dc *dc, + if (!old_acrtc_state->stream) + continue; + +- DRM_DEBUG_KMS("Disabling DRM plane: %d on DRM crtc %d\n", ++ DRM_DEBUG_DRIVER("Disabling DRM plane: %d on DRM crtc %d\n", + plane->base.id, old_plane_crtc->base.id); + + if (!dc_remove_plane_from_context( +@@ -4820,7 +4824,7 @@ static int dm_update_planes_state(struct dc *dc, + + new_dm_plane_state->dc_state = dc_create_plane_state(dc); + +- DRM_DEBUG_KMS("Enabling DRM plane: %d on DRM crtc %d\n", ++ DRM_DEBUG_DRIVER("Enabling DRM plane: %d on DRM crtc %d\n", + plane->base.id, new_plane_crtc->base.id); + + if (!new_dm_plane_state->dc_state) { +@@ -4979,9 +4983,9 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, + + fail: + if (ret == -EDEADLK) +- DRM_DEBUG_KMS("Atomic check stopped due to to deadlock.\n"); ++ DRM_DEBUG_DRIVER("Atomic check stopped due to to deadlock.\n"); + else if (ret == -EINTR || ret == -EAGAIN || ret == -ERESTARTSYS) +- DRM_DEBUG_KMS("Atomic check stopped due to to signal.\n"); ++ DRM_DEBUG_DRIVER("Atomic check stopped due to to signal.\n"); + else + DRM_ERROR("Atomic check failed with err: %d \n", ret); + +diff --git a/drivers/gpu/drm/amd/display/include/logger_types.h b/drivers/gpu/drm/amd/display/include/logger_types.h +index 044805c..1f22e84 100644 +--- a/drivers/gpu/drm/amd/display/include/logger_types.h ++++ b/drivers/gpu/drm/amd/display/include/logger_types.h +@@ -70,6 +70,9 @@ enum dc_log_type { + LOG_SECTION_TOTAL_COUNT + }; + ++#define DC_MIN_LOG_MASK ((1 << LOG_ERROR) | \ ++ (1 << LOG_DETECTION_EDID_PARSER)) ++ + #define DC_DEFAULT_LOG_MASK ((1 << LOG_ERROR) | \ + (1 << LOG_WARNING) | \ + (1 << LOG_EVENT_MODE_SET) | \ +-- +2.7.4 + |