diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_debugfs.c | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 2dc05c30b80..b737583f901 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2074,6 +2074,164 @@ static int i915_power_domain_info(struct seq_file *m, void *unused) return 0; } +static void intel_seq_print_mode(struct seq_file *m, int tabs, + struct drm_display_mode *mode) +{ + int i; + + for (i = 0; i < tabs; i++) + seq_putc(m, '\t'); + + seq_printf(m, "id %d:\"%s\" freq %d clock %d hdisp %d hss %d hse %d htot %d vdisp %d vss %d vse %d vtot %d type 0x%x flags 0x%x\n", + mode->base.id, mode->name, + mode->vrefresh, mode->clock, + mode->hdisplay, mode->hsync_start, + mode->hsync_end, mode->htotal, + mode->vdisplay, mode->vsync_start, + mode->vsync_end, mode->vtotal, + mode->type, mode->flags); +} + +static void intel_encoder_info(struct seq_file *m, + struct intel_crtc *intel_crtc, + struct intel_encoder *intel_encoder) +{ + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct drm_device *dev = node->minor->dev; + struct drm_crtc *crtc = &intel_crtc->base; + struct intel_connector *intel_connector; + struct drm_encoder *encoder; + + encoder = &intel_encoder->base; + seq_printf(m, "\tencoder %d: type: %s, connectors:\n", + encoder->base.id, drm_get_encoder_name(encoder)); + for_each_connector_on_encoder(dev, encoder, intel_connector) { + struct drm_connector *connector = &intel_connector->base; + seq_printf(m, "\t\tconnector %d: type: %s, status: %s", + connector->base.id, + drm_get_connector_name(connector), + drm_get_connector_status_name(connector->status)); + if (connector->status == connector_status_connected) { + struct drm_display_mode *mode = &crtc->mode; + seq_printf(m, ", mode:\n"); + intel_seq_print_mode(m, 2, mode); + } else { + seq_putc(m, '\n'); + } + } +} + +static void intel_crtc_info(struct seq_file *m, struct intel_crtc *intel_crtc) +{ + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct drm_device *dev = node->minor->dev; + struct drm_crtc *crtc = &intel_crtc->base; + struct intel_encoder *intel_encoder; + + seq_printf(m, "\tfb: %d, pos: %dx%d, size: %dx%d\n", + crtc->fb->base.id, crtc->x, crtc->y, + crtc->fb->width, crtc->fb->height); + for_each_encoder_on_crtc(dev, crtc, intel_encoder) + intel_encoder_info(m, intel_crtc, intel_encoder); +} + +static void intel_panel_info(struct seq_file *m, struct intel_panel *panel) +{ + struct drm_display_mode *mode = panel->fixed_mode; + + seq_printf(m, "\tfixed mode:\n"); + intel_seq_print_mode(m, 2, mode); +} + +static void intel_dp_info(struct seq_file *m, + struct intel_connector *intel_connector) +{ + struct intel_encoder *intel_encoder = intel_connector->encoder; + struct intel_dp *intel_dp = enc_to_intel_dp(&intel_encoder->base); + + seq_printf(m, "\tDPCD rev: %x\n", intel_dp->dpcd[DP_DPCD_REV]); + seq_printf(m, "\taudio support: %s\n", intel_dp->has_audio ? "yes" : + "no"); + if (intel_encoder->type == INTEL_OUTPUT_EDP) + intel_panel_info(m, &intel_connector->panel); +} + +static void intel_hdmi_info(struct seq_file *m, + struct intel_connector *intel_connector) +{ + struct intel_encoder *intel_encoder = intel_connector->encoder; + struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&intel_encoder->base); + + seq_printf(m, "\taudio support: %s\n", intel_hdmi->has_audio ? "yes" : + "no"); +} + +static void intel_lvds_info(struct seq_file *m, + struct intel_connector *intel_connector) +{ + intel_panel_info(m, &intel_connector->panel); +} + +static void intel_connector_info(struct seq_file *m, + struct drm_connector *connector) +{ + struct intel_connector *intel_connector = to_intel_connector(connector); + struct intel_encoder *intel_encoder = intel_connector->encoder; + + seq_printf(m, "connector %d: type %s, status: %s\n", + connector->base.id, drm_get_connector_name(connector), + drm_get_connector_status_name(connector->status)); + if (connector->status == connector_status_connected) { + seq_printf(m, "\tname: %s\n", connector->display_info.name); + seq_printf(m, "\tphysical dimensions: %dx%dmm\n", + connector->display_info.width_mm, + connector->display_info.height_mm); + seq_printf(m, "\tsubpixel order: %s\n", + drm_get_subpixel_order_name(connector->display_info.subpixel_order)); + seq_printf(m, "\tCEA rev: %d\n", + connector->display_info.cea_rev); + } + if (intel_encoder->type == INTEL_OUTPUT_DISPLAYPORT || + intel_encoder->type == INTEL_OUTPUT_EDP) + intel_dp_info(m, intel_connector); + else if (intel_encoder->type == INTEL_OUTPUT_HDMI) + intel_hdmi_info(m, intel_connector); + else if (intel_encoder->type == INTEL_OUTPUT_LVDS) + intel_lvds_info(m, intel_connector); + +} + +static int i915_display_info(struct seq_file *m, void *unused) +{ + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct drm_device *dev = node->minor->dev; + struct drm_crtc *crtc; + struct drm_connector *connector; + + drm_modeset_lock_all(dev); + seq_printf(m, "CRTC info\n"); + seq_printf(m, "---------\n"); + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + + seq_printf(m, "CRTC %d: pipe: %c, active: %s\n", + crtc->base.id, pipe_name(intel_crtc->pipe), + intel_crtc->active ? "yes" : "no"); + if (intel_crtc->active) + intel_crtc_info(m, intel_crtc); + } + + seq_printf(m, "\n"); + seq_printf(m, "Connector info\n"); + seq_printf(m, "--------------\n"); + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + intel_connector_info(m, connector); + } + drm_modeset_unlock_all(dev); + + return 0; +} + struct pipe_crc_info { const char *name; struct drm_device *dev; @@ -3519,6 +3677,7 @@ static const struct drm_info_list i915_debugfs_list[] = { {"i915_energy_uJ", i915_energy_uJ, 0}, {"i915_pc8_status", i915_pc8_status, 0}, {"i915_power_domain_info", i915_power_domain_info, 0}, + {"i915_display_info", i915_display_info, 0}, }; #define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list) |