summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/display/intel_display_debugfs.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_display_debugfs.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_debugfs.c197
1 files changed, 2 insertions, 195 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
index a3f9514f69ea..484be08048cf 100644
--- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c
+++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
@@ -27,6 +27,7 @@
#include "intel_dp.h"
#include "intel_dp_link_training.h"
#include "intel_dp_mst.h"
+#include "intel_dp_test.h"
#include "intel_drrs.h"
#include "intel_fb.h"
#include "intel_fbc.h"
@@ -792,198 +793,6 @@ static int i915_dp_mst_info(struct seq_file *m, void *unused)
return 0;
}
-static ssize_t i915_displayport_test_active_write(struct file *file,
- const char __user *ubuf,
- size_t len, loff_t *offp)
-{
- char *input_buffer;
- int status = 0;
- struct drm_device *dev;
- struct drm_connector *connector;
- struct drm_connector_list_iter conn_iter;
- struct intel_dp *intel_dp;
- int val = 0;
-
- dev = ((struct seq_file *)file->private_data)->private;
-
- if (len == 0)
- return 0;
-
- input_buffer = memdup_user_nul(ubuf, len);
- if (IS_ERR(input_buffer))
- return PTR_ERR(input_buffer);
-
- drm_dbg(dev, "Copied %d bytes from user\n", (unsigned int)len);
-
- drm_connector_list_iter_begin(dev, &conn_iter);
- drm_for_each_connector_iter(connector, &conn_iter) {
- struct intel_encoder *encoder;
-
- if (connector->connector_type !=
- DRM_MODE_CONNECTOR_DisplayPort)
- continue;
-
- encoder = to_intel_encoder(connector->encoder);
- if (encoder && encoder->type == INTEL_OUTPUT_DP_MST)
- continue;
-
- if (encoder && connector->status == connector_status_connected) {
- intel_dp = enc_to_intel_dp(encoder);
- status = kstrtoint(input_buffer, 10, &val);
- if (status < 0)
- break;
- drm_dbg(dev, "Got %d for test active\n", val);
- /* To prevent erroneous activation of the compliance
- * testing code, only accept an actual value of 1 here
- */
- if (val == 1)
- intel_dp->compliance.test_active = true;
- else
- intel_dp->compliance.test_active = false;
- }
- }
- drm_connector_list_iter_end(&conn_iter);
- kfree(input_buffer);
- if (status < 0)
- return status;
-
- *offp += len;
- return len;
-}
-
-static int i915_displayport_test_active_show(struct seq_file *m, void *data)
-{
- struct drm_i915_private *dev_priv = m->private;
- struct drm_connector *connector;
- struct drm_connector_list_iter conn_iter;
- struct intel_dp *intel_dp;
-
- drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
- drm_for_each_connector_iter(connector, &conn_iter) {
- struct intel_encoder *encoder;
-
- if (connector->connector_type !=
- DRM_MODE_CONNECTOR_DisplayPort)
- continue;
-
- encoder = to_intel_encoder(connector->encoder);
- if (encoder && encoder->type == INTEL_OUTPUT_DP_MST)
- continue;
-
- if (encoder && connector->status == connector_status_connected) {
- intel_dp = enc_to_intel_dp(encoder);
- if (intel_dp->compliance.test_active)
- seq_puts(m, "1");
- else
- seq_puts(m, "0");
- } else
- seq_puts(m, "0");
- }
- drm_connector_list_iter_end(&conn_iter);
-
- return 0;
-}
-
-static int i915_displayport_test_active_open(struct inode *inode,
- struct file *file)
-{
- return single_open(file, i915_displayport_test_active_show,
- inode->i_private);
-}
-
-static const struct file_operations i915_displayport_test_active_fops = {
- .owner = THIS_MODULE,
- .open = i915_displayport_test_active_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .write = i915_displayport_test_active_write
-};
-
-static int i915_displayport_test_data_show(struct seq_file *m, void *data)
-{
- struct drm_i915_private *dev_priv = m->private;
- struct drm_connector *connector;
- struct drm_connector_list_iter conn_iter;
- struct intel_dp *intel_dp;
-
- drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
- drm_for_each_connector_iter(connector, &conn_iter) {
- struct intel_encoder *encoder;
-
- if (connector->connector_type !=
- DRM_MODE_CONNECTOR_DisplayPort)
- continue;
-
- encoder = to_intel_encoder(connector->encoder);
- if (encoder && encoder->type == INTEL_OUTPUT_DP_MST)
- continue;
-
- if (encoder && connector->status == connector_status_connected) {
- intel_dp = enc_to_intel_dp(encoder);
- if (intel_dp->compliance.test_type ==
- DP_TEST_LINK_EDID_READ)
- seq_printf(m, "%lx",
- intel_dp->compliance.test_data.edid);
- else if (intel_dp->compliance.test_type ==
- DP_TEST_LINK_VIDEO_PATTERN) {
- seq_printf(m, "hdisplay: %d\n",
- intel_dp->compliance.test_data.hdisplay);
- seq_printf(m, "vdisplay: %d\n",
- intel_dp->compliance.test_data.vdisplay);
- seq_printf(m, "bpc: %u\n",
- intel_dp->compliance.test_data.bpc);
- } else if (intel_dp->compliance.test_type ==
- DP_TEST_LINK_PHY_TEST_PATTERN) {
- seq_printf(m, "pattern: %d\n",
- intel_dp->compliance.test_data.phytest.phy_pattern);
- seq_printf(m, "Number of lanes: %d\n",
- intel_dp->compliance.test_data.phytest.num_lanes);
- seq_printf(m, "Link Rate: %d\n",
- intel_dp->compliance.test_data.phytest.link_rate);
- seq_printf(m, "level: %02x\n",
- intel_dp->train_set[0]);
- }
- } else
- seq_puts(m, "0");
- }
- drm_connector_list_iter_end(&conn_iter);
-
- return 0;
-}
-DEFINE_SHOW_ATTRIBUTE(i915_displayport_test_data);
-
-static int i915_displayport_test_type_show(struct seq_file *m, void *data)
-{
- struct drm_i915_private *dev_priv = m->private;
- struct drm_connector *connector;
- struct drm_connector_list_iter conn_iter;
- struct intel_dp *intel_dp;
-
- drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
- drm_for_each_connector_iter(connector, &conn_iter) {
- struct intel_encoder *encoder;
-
- if (connector->connector_type !=
- DRM_MODE_CONNECTOR_DisplayPort)
- continue;
-
- encoder = to_intel_encoder(connector->encoder);
- if (encoder && encoder->type == INTEL_OUTPUT_DP_MST)
- continue;
-
- if (encoder && connector->status == connector_status_connected) {
- intel_dp = enc_to_intel_dp(encoder);
- seq_printf(m, "%02lx\n", intel_dp->compliance.test_type);
- } else
- seq_puts(m, "0");
- }
- drm_connector_list_iter_end(&conn_iter);
-
- return 0;
-}
-DEFINE_SHOW_ATTRIBUTE(i915_displayport_test_type);
-
static ssize_t
i915_fifo_underrun_reset_write(struct file *filp,
const char __user *ubuf,
@@ -1062,9 +871,6 @@ static const struct {
const struct file_operations *fops;
} intel_display_debugfs_files[] = {
{"i915_fifo_underrun_reset", &i915_fifo_underrun_reset_ops},
- {"i915_dp_test_data", &i915_displayport_test_data_fops},
- {"i915_dp_test_type", &i915_displayport_test_type_fops},
- {"i915_dp_test_active", &i915_displayport_test_active_fops},
};
void intel_display_debugfs_register(struct drm_i915_private *i915)
@@ -1088,6 +894,7 @@ void intel_display_debugfs_register(struct drm_i915_private *i915)
intel_bios_debugfs_register(display);
intel_cdclk_debugfs_register(display);
intel_dmc_debugfs_register(display);
+ intel_dp_test_debugfs_register(display);
intel_fbc_debugfs_register(display);
intel_hpd_debugfs_register(i915);
intel_opregion_debugfs_register(display);
generated by cgit v1.2.3 (git 2.39.0) at 2025-11-04 13:10:21 +0300