diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_display_debugfs.c')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_display_debugfs.c | 237 |
1 files changed, 166 insertions, 71 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index 2836826f8c..d951edb366 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -17,6 +17,7 @@ #include "intel_de.h" #include "intel_crtc_state_dump.h" #include "intel_display_debugfs.h" +#include "intel_display_debugfs_params.h" #include "intel_display_power.h" #include "intel_display_power_well.h" #include "intel_display_types.h" @@ -641,6 +642,17 @@ static int i915_display_info(struct seq_file *m, void *unused) return 0; } +static int i915_display_capabilities(struct seq_file *m, void *unused) +{ + struct drm_i915_private *i915 = node_to_i915(m->private); + struct drm_printer p = drm_seq_file_printer(m); + + intel_display_device_info_print(DISPLAY_INFO(i915), + DISPLAY_RUNTIME_INFO(i915), &p); + + return 0; +} + static int i915_shared_dplls_info(struct seq_file *m, void *unused) { struct drm_i915_private *dev_priv = node_to_i915(m->private); @@ -1059,6 +1071,7 @@ static const struct drm_info_list intel_display_debugfs_list[] = { {"i915_gem_framebuffer", i915_gem_framebuffer_info, 0}, {"i915_power_domain_info", i915_power_domain_info, 0}, {"i915_display_info", i915_display_info, 0}, + {"i915_display_capabilities", i915_display_capabilities, 0}, {"i915_shared_dplls_info", i915_shared_dplls_info, 0}, {"i915_dp_mst_info", i915_dp_mst_info, 0}, {"i915_ddb_info", i915_ddb_info, 0}, @@ -1082,7 +1095,7 @@ void intel_display_debugfs_register(struct drm_i915_private *i915) for (i = 0; i < ARRAY_SIZE(intel_display_debugfs_files); i++) { debugfs_create_file(intel_display_debugfs_files[i].name, - S_IRUGO | S_IWUSR, + 0644, minor->debugfs_root, to_i915(minor->dev), intel_display_debugfs_files[i].fops); @@ -1098,15 +1111,15 @@ void intel_display_debugfs_register(struct drm_i915_private *i915) intel_hpd_debugfs_register(i915); intel_psr_debugfs_register(i915); intel_wm_debugfs_register(i915); + intel_display_debugfs_params(i915); } static int i915_panel_show(struct seq_file *m, void *data) { - struct drm_connector *connector = m->private; - struct intel_dp *intel_dp = - intel_attached_dp(to_intel_connector(connector)); + struct intel_connector *connector = m->private; + struct intel_dp *intel_dp = intel_attached_dp(connector); - if (connector->status != connector_status_connected) + if (connector->base.status != connector_status_connected) return -ENODEV; seq_printf(m, "Panel power up delay: %d\n", @@ -1124,23 +1137,23 @@ DEFINE_SHOW_ATTRIBUTE(i915_panel); static int i915_hdcp_sink_capability_show(struct seq_file *m, void *data) { - struct drm_connector *connector = m->private; - struct drm_i915_private *i915 = to_i915(connector->dev); - struct intel_connector *intel_connector = to_intel_connector(connector); + struct intel_connector *connector = m->private; + struct drm_i915_private *i915 = to_i915(connector->base.dev); int ret; ret = drm_modeset_lock_single_interruptible(&i915->drm.mode_config.connection_mutex); if (ret) return ret; - if (!connector->encoder || connector->status != connector_status_connected) { + if (!connector->base.encoder || + connector->base.status != connector_status_connected) { ret = -ENODEV; goto out; } - seq_printf(m, "%s:%d HDCP version: ", connector->name, - connector->base.id); - intel_hdcp_info(m, intel_connector); + seq_printf(m, "%s:%d HDCP version: ", connector->base.name, + connector->base.base.id); + intel_hdcp_info(m, connector); out: drm_modeset_unlock(&i915->drm.mode_config.connection_mutex); @@ -1151,16 +1164,16 @@ DEFINE_SHOW_ATTRIBUTE(i915_hdcp_sink_capability); static int i915_lpsp_capability_show(struct seq_file *m, void *data) { - struct drm_connector *connector = m->private; - struct drm_i915_private *i915 = to_i915(connector->dev); - struct intel_encoder *encoder; + struct intel_connector *connector = m->private; + struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_encoder *encoder = intel_attached_encoder(connector); + int connector_type = connector->base.connector_type; bool lpsp_capable = false; - encoder = intel_attached_encoder(to_intel_connector(connector)); if (!encoder) return -ENODEV; - if (connector->status != connector_status_connected) + if (connector->base.status != connector_status_connected) return -ENODEV; if (DISPLAY_VER(i915) >= 13) @@ -1173,15 +1186,15 @@ static int i915_lpsp_capability_show(struct seq_file *m, void *data) */ lpsp_capable = encoder->port <= PORT_B; else if (DISPLAY_VER(i915) == 11) - lpsp_capable = (connector->connector_type == DRM_MODE_CONNECTOR_DSI || - connector->connector_type == DRM_MODE_CONNECTOR_eDP); + lpsp_capable = (connector_type == DRM_MODE_CONNECTOR_DSI || + connector_type == DRM_MODE_CONNECTOR_eDP); else if (IS_DISPLAY_VER(i915, 9, 10)) lpsp_capable = (encoder->port == PORT_A && - (connector->connector_type == DRM_MODE_CONNECTOR_DSI || - connector->connector_type == DRM_MODE_CONNECTOR_eDP || - connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort)); + (connector_type == DRM_MODE_CONNECTOR_DSI || + connector_type == DRM_MODE_CONNECTOR_eDP || + connector_type == DRM_MODE_CONNECTOR_DisplayPort)); else if (IS_HASWELL(i915) || IS_BROADWELL(i915)) - lpsp_capable = connector->connector_type == DRM_MODE_CONNECTOR_eDP; + lpsp_capable = connector_type == DRM_MODE_CONNECTOR_eDP; seq_printf(m, "LPSP: %s\n", lpsp_capable ? "capable" : "incapable"); @@ -1191,7 +1204,7 @@ DEFINE_SHOW_ATTRIBUTE(i915_lpsp_capability); static int i915_dsc_fec_support_show(struct seq_file *m, void *data) { - struct intel_connector *connector = to_intel_connector(m->private); + struct intel_connector *connector = m->private; struct drm_i915_private *i915 = to_i915(connector->base.dev); struct drm_crtc *crtc; struct intel_dp *intel_dp; @@ -1242,6 +1255,8 @@ static int i915_dsc_fec_support_show(struct seq_file *m, void *data) DP_DSC_YCbCr420_Native)), str_yes_no(drm_dp_dsc_sink_supports_format(connector->dp.dsc_dpcd, DP_DSC_YCbCr444))); + seq_printf(m, "DSC_Sink_BPP_Precision: %d\n", + drm_dp_dsc_sink_bpp_incr(connector->dp.dsc_dpcd)); seq_printf(m, "Force_DSC_Enable: %s\n", str_yes_no(intel_dp->force_dsc_en)); if (!intel_dp_is_edp(intel_dp)) @@ -1259,13 +1274,13 @@ static ssize_t i915_dsc_fec_support_write(struct file *file, const char __user *ubuf, size_t len, loff_t *offp) { + struct seq_file *m = file->private_data; + struct intel_connector *connector = m->private; + struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_encoder *encoder = intel_attached_encoder(connector); + struct intel_dp *intel_dp = enc_to_intel_dp(encoder); bool dsc_enable = false; int ret; - struct drm_connector *connector = - ((struct seq_file *)file->private_data)->private; - struct intel_encoder *encoder = intel_attached_encoder(to_intel_connector(connector)); - struct drm_i915_private *i915 = to_i915(encoder->base.dev); - struct intel_dp *intel_dp = enc_to_intel_dp(encoder); if (len == 0) return 0; @@ -1303,22 +1318,22 @@ static const struct file_operations i915_dsc_fec_support_fops = { static int i915_dsc_bpc_show(struct seq_file *m, void *data) { - struct drm_connector *connector = m->private; - struct drm_device *dev = connector->dev; + struct intel_connector *connector = m->private; + struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_encoder *encoder = intel_attached_encoder(connector); struct drm_crtc *crtc; struct intel_crtc_state *crtc_state; - struct intel_encoder *encoder = intel_attached_encoder(to_intel_connector(connector)); int ret; if (!encoder) return -ENODEV; - ret = drm_modeset_lock_single_interruptible(&dev->mode_config.connection_mutex); + ret = drm_modeset_lock_single_interruptible(&i915->drm.mode_config.connection_mutex); if (ret) return ret; - crtc = connector->state->crtc; - if (connector->status != connector_status_connected || !crtc) { + crtc = connector->base.state->crtc; + if (connector->base.status != connector_status_connected || !crtc) { ret = -ENODEV; goto out; } @@ -1326,7 +1341,7 @@ static int i915_dsc_bpc_show(struct seq_file *m, void *data) crtc_state = to_intel_crtc_state(crtc->state); seq_printf(m, "Input_BPC: %d\n", crtc_state->dsc.config.bits_per_component); -out: drm_modeset_unlock(&dev->mode_config.connection_mutex); +out: drm_modeset_unlock(&i915->drm.mode_config.connection_mutex); return ret; } @@ -1335,9 +1350,9 @@ static ssize_t i915_dsc_bpc_write(struct file *file, const char __user *ubuf, size_t len, loff_t *offp) { - struct drm_connector *connector = - ((struct seq_file *)file->private_data)->private; - struct intel_encoder *encoder = intel_attached_encoder(to_intel_connector(connector)); + struct seq_file *m = file->private_data; + struct intel_connector *connector = m->private; + struct intel_encoder *encoder = intel_attached_encoder(connector); struct intel_dp *intel_dp = enc_to_intel_dp(encoder); int dsc_bpc = 0; int ret; @@ -1369,22 +1384,22 @@ static const struct file_operations i915_dsc_bpc_fops = { static int i915_dsc_output_format_show(struct seq_file *m, void *data) { - struct drm_connector *connector = m->private; - struct drm_device *dev = connector->dev; + struct intel_connector *connector = m->private; + struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_encoder *encoder = intel_attached_encoder(connector); struct drm_crtc *crtc; struct intel_crtc_state *crtc_state; - struct intel_encoder *encoder = intel_attached_encoder(to_intel_connector(connector)); int ret; if (!encoder) return -ENODEV; - ret = drm_modeset_lock_single_interruptible(&dev->mode_config.connection_mutex); + ret = drm_modeset_lock_single_interruptible(&i915->drm.mode_config.connection_mutex); if (ret) return ret; - crtc = connector->state->crtc; - if (connector->status != connector_status_connected || !crtc) { + crtc = connector->base.state->crtc; + if (connector->base.status != connector_status_connected || !crtc) { ret = -ENODEV; goto out; } @@ -1393,7 +1408,7 @@ static int i915_dsc_output_format_show(struct seq_file *m, void *data) seq_printf(m, "DSC_Output_Format: %s\n", intel_output_format_name(crtc_state->output_format)); -out: drm_modeset_unlock(&dev->mode_config.connection_mutex); +out: drm_modeset_unlock(&i915->drm.mode_config.connection_mutex); return ret; } @@ -1402,9 +1417,9 @@ static ssize_t i915_dsc_output_format_write(struct file *file, const char __user *ubuf, size_t len, loff_t *offp) { - struct drm_connector *connector = - ((struct seq_file *)file->private_data)->private; - struct intel_encoder *encoder = intel_attached_encoder(to_intel_connector(connector)); + struct seq_file *m = file->private_data; + struct intel_connector *connector = m->private; + struct intel_encoder *encoder = intel_attached_encoder(connector); struct intel_dp *intel_dp = enc_to_intel_dp(encoder); int dsc_output_format = 0; int ret; @@ -1434,6 +1449,84 @@ static const struct file_operations i915_dsc_output_format_fops = { .write = i915_dsc_output_format_write }; +static int i915_dsc_fractional_bpp_show(struct seq_file *m, void *data) +{ + struct intel_connector *connector = m->private; + struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_encoder *encoder = intel_attached_encoder(connector); + struct drm_crtc *crtc; + struct intel_dp *intel_dp; + int ret; + + if (!encoder) + return -ENODEV; + + ret = drm_modeset_lock_single_interruptible(&i915->drm.mode_config.connection_mutex); + if (ret) + return ret; + + crtc = connector->base.state->crtc; + if (connector->base.status != connector_status_connected || !crtc) { + ret = -ENODEV; + goto out; + } + + intel_dp = intel_attached_dp(connector); + seq_printf(m, "Force_DSC_Fractional_BPP_Enable: %s\n", + str_yes_no(intel_dp->force_dsc_fractional_bpp_en)); + +out: + drm_modeset_unlock(&i915->drm.mode_config.connection_mutex); + + return ret; +} + +static ssize_t i915_dsc_fractional_bpp_write(struct file *file, + const char __user *ubuf, + size_t len, loff_t *offp) +{ + struct seq_file *m = file->private_data; + struct intel_connector *connector = m->private; + struct intel_encoder *encoder = intel_attached_encoder(connector); + struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_dp *intel_dp = enc_to_intel_dp(encoder); + bool dsc_fractional_bpp_enable = false; + int ret; + + if (len == 0) + return 0; + + drm_dbg(&i915->drm, + "Copied %zu bytes from user to force fractional bpp for DSC\n", len); + + ret = kstrtobool_from_user(ubuf, len, &dsc_fractional_bpp_enable); + if (ret < 0) + return ret; + + drm_dbg(&i915->drm, "Got %s for DSC Fractional BPP Enable\n", + (dsc_fractional_bpp_enable) ? "true" : "false"); + intel_dp->force_dsc_fractional_bpp_en = dsc_fractional_bpp_enable; + + *offp += len; + + return len; +} + +static int i915_dsc_fractional_bpp_open(struct inode *inode, + struct file *file) +{ + return single_open(file, i915_dsc_fractional_bpp_show, inode->i_private); +} + +static const struct file_operations i915_dsc_fractional_bpp_fops = { + .owner = THIS_MODULE, + .open = i915_dsc_fractional_bpp_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, + .write = i915_dsc_fractional_bpp_write +}; + /* * Returns the Current CRTC's bpc. * Example usage: cat /sys/kernel/debug/dri/0/crtc-0/i915_current_bpc @@ -1470,39 +1563,38 @@ DEFINE_SHOW_ATTRIBUTE(intel_crtc_pipe); /** * intel_connector_debugfs_add - add i915 specific connector debugfs files - * @intel_connector: pointer to a registered drm_connector + * @connector: pointer to a registered intel_connector * * Cleanup will be done by drm_connector_unregister() through a call to * drm_debugfs_connector_remove(). */ -void intel_connector_debugfs_add(struct intel_connector *intel_connector) +void intel_connector_debugfs_add(struct intel_connector *connector) { - struct drm_connector *connector = &intel_connector->base; - struct dentry *root = connector->debugfs_entry; - struct drm_i915_private *dev_priv = to_i915(connector->dev); + struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct dentry *root = connector->base.debugfs_entry; + int connector_type = connector->base.connector_type; /* The connector must have been registered beforehands. */ if (!root) return; - intel_drrs_connector_debugfs_add(intel_connector); - intel_psr_connector_debugfs_add(intel_connector); + intel_drrs_connector_debugfs_add(connector); + intel_psr_connector_debugfs_add(connector); - if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) - debugfs_create_file("i915_panel_timings", S_IRUGO, root, + if (connector_type == DRM_MODE_CONNECTOR_eDP) + debugfs_create_file("i915_panel_timings", 0444, root, connector, &i915_panel_fops); - if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort || - connector->connector_type == DRM_MODE_CONNECTOR_HDMIA || - connector->connector_type == DRM_MODE_CONNECTOR_HDMIB) { - debugfs_create_file("i915_hdcp_sink_capability", S_IRUGO, root, + if (connector_type == DRM_MODE_CONNECTOR_DisplayPort || + connector_type == DRM_MODE_CONNECTOR_HDMIA || + connector_type == DRM_MODE_CONNECTOR_HDMIB) { + debugfs_create_file("i915_hdcp_sink_capability", 0444, root, connector, &i915_hdcp_sink_capability_fops); } - if (DISPLAY_VER(dev_priv) >= 11 && - ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort && - !to_intel_connector(connector)->mst_port) || - connector->connector_type == DRM_MODE_CONNECTOR_eDP)) { + if (DISPLAY_VER(i915) >= 11 && + ((connector_type == DRM_MODE_CONNECTOR_DisplayPort && !connector->mst_port) || + connector_type == DRM_MODE_CONNECTOR_eDP)) { debugfs_create_file("i915_dsc_fec_support", 0644, root, connector, &i915_dsc_fec_support_fops); @@ -1511,13 +1603,16 @@ void intel_connector_debugfs_add(struct intel_connector *intel_connector) debugfs_create_file("i915_dsc_output_format", 0644, root, connector, &i915_dsc_output_format_fops); + + debugfs_create_file("i915_dsc_fractional_bpp", 0644, root, + connector, &i915_dsc_fractional_bpp_fops); } - if (connector->connector_type == DRM_MODE_CONNECTOR_DSI || - connector->connector_type == DRM_MODE_CONNECTOR_eDP || - connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort || - connector->connector_type == DRM_MODE_CONNECTOR_HDMIA || - connector->connector_type == DRM_MODE_CONNECTOR_HDMIB) + if (connector_type == DRM_MODE_CONNECTOR_DSI || + connector_type == DRM_MODE_CONNECTOR_eDP || + connector_type == DRM_MODE_CONNECTOR_DisplayPort || + connector_type == DRM_MODE_CONNECTOR_HDMIA || + connector_type == DRM_MODE_CONNECTOR_HDMIB) debugfs_create_file("i915_lpsp_capability", 0444, root, connector, &i915_lpsp_capability_fops); } |