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path: root/drivers/gpu/drm/i915/display/intel_display_debugfs.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_display_debugfs.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_debugfs.c237
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 2836826f8..d951edb36 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);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-02 05:01:47 +0000