diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c index 4d7a5d470b1e..27d5c6077630 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c @@ -30,6 +30,7 @@ #include "amdgpu.h" #include "amdgpu_dm.h" #include "amdgpu_dm_debugfs.h" +#include "amdgpu_dm_replay.h" #include "dm_helpers.h" #include "dmub/dmub_srv.h" #include "resource.h" @@ -960,6 +961,57 @@ static int dmub_fw_state_show(struct seq_file *m, void *data) return seq_write(m, state_base, state_size); } +/* replay_capability_show() - show eDP panel replay capability + * + * The read function: replay_capability_show + * Shows if sink and driver has Replay capability or not. + * + * cat /sys/kernel/debug/dri/0/eDP-X/replay_capability + * + * Expected output: + * "Sink support: no\n" - if panel doesn't support Replay + * "Sink support: yes\n" - if panel supports Replay + * "Driver support: no\n" - if driver doesn't support Replay + * "Driver support: yes\n" - if driver supports Replay + */ +static int replay_capability_show(struct seq_file *m, void *data) +{ + struct drm_connector *connector = m->private; + struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); + struct dc_link *link = aconnector->dc_link; + bool sink_support_replay = false; + bool driver_support_replay = false; + + if (!link) + return -ENODEV; + + if (link->type == dc_connection_none) + return -ENODEV; + + if (!(link->connector_signal & SIGNAL_TYPE_EDP)) + return -ENODEV; + + /* If Replay is already set to support, skip the checks */ + if (link->replay_settings.config.replay_supported) { + sink_support_replay = true; + driver_support_replay = true; + } else if ((amdgpu_dc_debug_mask & DC_DISABLE_REPLAY)) { + sink_support_replay = amdgpu_dm_link_supports_replay(link, aconnector); + } else { + struct dc *dc = link->ctx->dc; + + sink_support_replay = amdgpu_dm_link_supports_replay(link, aconnector); + if (dc->ctx->dmub_srv && dc->ctx->dmub_srv->dmub) + driver_support_replay = + (bool)dc->ctx->dmub_srv->dmub->feature_caps.replay_supported; + } + + seq_printf(m, "Sink support: %s\n", str_yes_no(sink_support_replay)); + seq_printf(m, "Driver support: %s\n", str_yes_no(driver_support_replay)); + + return 0; +} + /* psr_capability_show() - show eDP panel PSR capability * * The read function: sink_psr_capability_show @@ -2619,6 +2671,49 @@ unlock: } /* + * IPS status. Read only. + * + * Example usage: cat /sys/kernel/debug/dri/0/amdgpu_dm_ips_status + */ +static int ips_status_show(struct seq_file *m, void *unused) +{ + struct amdgpu_device *adev = m->private; + struct dc *dc = adev->dm.dc; + struct dc_dmub_srv *dc_dmub_srv; + + seq_printf(m, "IPS config: %d\n", dc->config.disable_ips); + seq_printf(m, "Idle optimization: %d\n", dc->idle_optimizations_allowed); + + if (adev->dm.idle_workqueue) { + seq_printf(m, "Idle workqueue - enabled: %d\n", adev->dm.idle_workqueue->enable); + seq_printf(m, "Idle workqueue - running: %d\n", adev->dm.idle_workqueue->running); + } + + dc_dmub_srv = dc->ctx->dmub_srv; + if (dc_dmub_srv && dc_dmub_srv->dmub) { + uint32_t rcg_count, ips1_count, ips2_count; + volatile const struct dmub_shared_state_ips_fw *ips_fw = + &dc_dmub_srv->dmub->shared_state[DMUB_SHARED_SHARE_FEATURE__IPS_FW].data.ips_fw; + rcg_count = ips_fw->rcg_entry_count; + ips1_count = ips_fw->ips1_entry_count; + ips2_count = ips_fw->ips2_entry_count; + seq_printf(m, "entry counts: rcg=%u ips1=%u ips2=%u\n", + rcg_count, + ips1_count, + ips2_count); + rcg_count = ips_fw->rcg_exit_count; + ips1_count = ips_fw->ips1_exit_count; + ips2_count = ips_fw->ips2_exit_count; + seq_printf(m, "exit counts: rcg=%u ips1=%u ips2=%u", + rcg_count, + ips1_count, + ips2_count); + seq_puts(m, "\n"); + } + return 0; +} + +/* * Backlight at this moment. Read only. * As written to display, taking ABM and backlight lut into account. * Ranges from 0x0 to 0x10000 (= 100% PWM) @@ -2768,6 +2863,7 @@ DEFINE_SHOW_ATTRIBUTE(dp_lttpr_status); DEFINE_SHOW_ATTRIBUTE(hdcp_sink_capability); DEFINE_SHOW_ATTRIBUTE(internal_display); DEFINE_SHOW_ATTRIBUTE(odm_combine_segments); +DEFINE_SHOW_ATTRIBUTE(replay_capability); DEFINE_SHOW_ATTRIBUTE(psr_capability); DEFINE_SHOW_ATTRIBUTE(dp_is_mst_connector); DEFINE_SHOW_ATTRIBUTE(dp_mst_progress_status); @@ -2938,6 +3034,22 @@ DEFINE_DEBUGFS_ATTRIBUTE(force_yuv420_output_fops, force_yuv420_output_get, force_yuv420_output_set, "%llu\n"); /* + * Read Replay state + */ +static int replay_get_state(void *data, u64 *val) +{ + struct amdgpu_dm_connector *connector = data; + struct dc_link *link = connector->dc_link; + uint64_t state = REPLAY_STATE_INVALID; + + dc_link_get_replay_state(link, &state); + + *val = state; + + return 0; +} + +/* * Read PSR state */ static int psr_get(void *data, u64 *val) @@ -3155,6 +3267,8 @@ static int dmcub_trace_event_state_get(void *data, u64 *val) DEFINE_DEBUGFS_ATTRIBUTE(dmcub_trace_event_state_fops, dmcub_trace_event_state_get, dmcub_trace_event_state_set, "%llu\n"); +DEFINE_DEBUGFS_ATTRIBUTE(replay_state_fops, replay_get_state, NULL, "%llu\n"); + DEFINE_DEBUGFS_ATTRIBUTE(psr_fops, psr_get, NULL, "%llu\n"); DEFINE_DEBUGFS_ATTRIBUTE(psr_residency_fops, psr_read_residency, NULL, "%llu\n"); @@ -3169,6 +3283,7 @@ DEFINE_DEBUGFS_ATTRIBUTE(disallow_edp_enter_psr_fops, DEFINE_SHOW_ATTRIBUTE(current_backlight); DEFINE_SHOW_ATTRIBUTE(target_backlight); +DEFINE_SHOW_ATTRIBUTE(ips_status); static const struct { char *name; @@ -3328,6 +3443,9 @@ void connector_debugfs_init(struct amdgpu_dm_connector *connector) } } if (connector->base.connector_type == DRM_MODE_CONNECTOR_eDP) { + debugfs_create_file("replay_capability", 0444, dir, connector, + &replay_capability_fops); + debugfs_create_file("replay_state", 0444, dir, connector, &replay_state_fops); debugfs_create_file_unsafe("psr_capability", 0444, dir, connector, &psr_capability_fops); debugfs_create_file_unsafe("psr_state", 0444, dir, connector, &psr_fops); debugfs_create_file_unsafe("psr_residency", 0444, dir, @@ -4055,4 +4173,7 @@ void dtn_debugfs_init(struct amdgpu_device *adev) debugfs_create_file_unsafe("amdgpu_dm_disable_hpd", 0644, root, adev, &disable_hpd_ops); + if (adev->dm.dc->caps.ips_support) + debugfs_create_file_unsafe("amdgpu_dm_ips_status", 0644, root, adev, + &ips_status_fops); } |