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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.c311
1 files changed, 27 insertions, 284 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
index 7c7253a2541c..7bcd90384a46 100644
--- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c
+++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
@@ -9,6 +9,8 @@
#include <drm/drm_fourcc.h>
#include "i915_debugfs.h"
+#include "i915_irq.h"
+#include "i915_reg.h"
#include "intel_de.h"
#include "intel_display_debugfs.h"
#include "intel_display_power.h"
@@ -22,6 +24,7 @@
#include "intel_fbdev.h"
#include "intel_hdcp.h"
#include "intel_hdmi.h"
+#include "intel_hotplug.h"
#include "intel_panel.h"
#include "intel_pm.h"
#include "intel_psr.h"
@@ -127,7 +130,6 @@ static int i915_vbt(struct seq_file *m, void *unused)
static int i915_gem_framebuffer_info(struct seq_file *m, void *data)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
- struct drm_device *dev = &dev_priv->drm;
struct intel_framebuffer *fbdev_fb = NULL;
struct drm_framebuffer *drm_fb;
@@ -146,8 +148,8 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data)
}
#endif
- mutex_lock(&dev->mode_config.fb_lock);
- drm_for_each_fb(drm_fb, dev) {
+ mutex_lock(&dev_priv->drm.mode_config.fb_lock);
+ drm_for_each_fb(drm_fb, &dev_priv->drm) {
struct intel_framebuffer *fb = to_intel_framebuffer(drm_fb);
if (fb == fbdev_fb)
continue;
@@ -162,7 +164,7 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data)
i915_debugfs_describe_obj(m, intel_fb_obj(&fb->base));
seq_putc(m, '\n');
}
- mutex_unlock(&dev->mode_config.fb_lock);
+ mutex_unlock(&dev_priv->drm.mode_config.fb_lock);
return 0;
}
@@ -897,7 +899,6 @@ static void intel_crtc_info(struct seq_file *m, struct intel_crtc *crtc)
static int i915_display_info(struct seq_file *m, void *unused)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
- struct drm_device *dev = &dev_priv->drm;
struct intel_crtc *crtc;
struct drm_connector *connector;
struct drm_connector_list_iter conn_iter;
@@ -905,22 +906,22 @@ static int i915_display_info(struct seq_file *m, void *unused)
wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm);
- drm_modeset_lock_all(dev);
+ drm_modeset_lock_all(&dev_priv->drm);
seq_printf(m, "CRTC info\n");
seq_printf(m, "---------\n");
- for_each_intel_crtc(dev, crtc)
+ for_each_intel_crtc(&dev_priv->drm, crtc)
intel_crtc_info(m, crtc);
seq_printf(m, "\n");
seq_printf(m, "Connector info\n");
seq_printf(m, "--------------\n");
- drm_connector_list_iter_begin(dev, &conn_iter);
+ drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
drm_for_each_connector_iter(connector, &conn_iter)
intel_connector_info(m, connector);
drm_connector_list_iter_end(&conn_iter);
- drm_modeset_unlock_all(dev);
+ drm_modeset_unlock_all(&dev_priv->drm);
intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref);
@@ -930,10 +931,9 @@ static int i915_display_info(struct seq_file *m, void *unused)
static int i915_shared_dplls_info(struct seq_file *m, void *unused)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
- struct drm_device *dev = &dev_priv->drm;
int i;
- drm_modeset_lock_all(dev);
+ drm_modeset_lock_all(&dev_priv->drm);
seq_printf(m, "PLL refclks: non-SSC: %d kHz, SSC: %d kHz\n",
dev_priv->display.dpll.ref_clks.nssc,
@@ -978,7 +978,7 @@ static int i915_shared_dplls_info(struct seq_file *m, void *unused)
seq_printf(m, " mg_pll_tdc_coldst_bias: 0x%08x\n",
pll->state.hw_state.mg_pll_tdc_coldst_bias);
}
- drm_modeset_unlock_all(dev);
+ drm_modeset_unlock_all(&dev_priv->drm);
return 0;
}
@@ -986,14 +986,13 @@ static int i915_shared_dplls_info(struct seq_file *m, void *unused)
static int i915_ddb_info(struct seq_file *m, void *unused)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
- struct drm_device *dev = &dev_priv->drm;
struct skl_ddb_entry *entry;
struct intel_crtc *crtc;
if (DISPLAY_VER(dev_priv) < 9)
return -ENODEV;
- drm_modeset_lock_all(dev);
+ drm_modeset_lock_all(&dev_priv->drm);
seq_printf(m, "%-15s%8s%8s%8s\n", "", "Start", "End", "Size");
@@ -1017,53 +1016,7 @@ static int i915_ddb_info(struct seq_file *m, void *unused)
entry->end, skl_ddb_entry_size(entry));
}
- drm_modeset_unlock_all(dev);
-
- return 0;
-}
-
-static int i915_drrs_status(struct seq_file *m, void *unused)
-{
- struct drm_i915_private *dev_priv = node_to_i915(m->private);
- struct drm_connector_list_iter conn_iter;
- struct intel_connector *connector;
- struct intel_crtc *crtc;
-
- drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
- for_each_intel_connector_iter(connector, &conn_iter) {
- seq_printf(m, "[CONNECTOR:%d:%s] DRRS type: %s\n",
- connector->base.base.id, connector->base.name,
- intel_drrs_type_str(intel_panel_drrs_type(connector)));
- }
- drm_connector_list_iter_end(&conn_iter);
-
- seq_puts(m, "\n");
-
- for_each_intel_crtc(&dev_priv->drm, crtc) {
- const struct intel_crtc_state *crtc_state =
- to_intel_crtc_state(crtc->base.state);
-
- seq_printf(m, "[CRTC:%d:%s]:\n",
- crtc->base.base.id, crtc->base.name);
-
- mutex_lock(&crtc->drrs.mutex);
-
- /* DRRS Supported */
- seq_printf(m, "\tDRRS Enabled: %s\n",
- str_yes_no(crtc_state->has_drrs));
-
- seq_printf(m, "\tDRRS Active: %s\n",
- str_yes_no(intel_drrs_is_active(crtc)));
-
- seq_printf(m, "\tBusy_frontbuffer_bits: 0x%X\n",
- crtc->drrs.busy_frontbuffer_bits);
-
- seq_printf(m, "\tDRRS refresh rate: %s\n",
- crtc->drrs.refresh_rate == DRRS_REFRESH_RATE_LOW ?
- "low" : "high");
-
- mutex_unlock(&crtc->drrs.mutex);
- }
+ drm_modeset_unlock_all(&dev_priv->drm);
return 0;
}
@@ -1107,13 +1060,12 @@ static int i915_lpsp_status(struct seq_file *m, void *unused)
static int i915_dp_mst_info(struct seq_file *m, void *unused)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
- struct drm_device *dev = &dev_priv->drm;
struct intel_encoder *intel_encoder;
struct intel_digital_port *dig_port;
struct drm_connector *connector;
struct drm_connector_list_iter conn_iter;
- drm_connector_list_iter_begin(dev, &conn_iter);
+ drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
drm_for_each_connector_iter(connector, &conn_iter) {
if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
continue;
@@ -1200,12 +1152,11 @@ static ssize_t i915_displayport_test_active_write(struct file *file,
static int i915_displayport_test_active_show(struct seq_file *m, void *data)
{
struct drm_i915_private *dev_priv = m->private;
- struct drm_device *dev = &dev_priv->drm;
struct drm_connector *connector;
struct drm_connector_list_iter conn_iter;
struct intel_dp *intel_dp;
- drm_connector_list_iter_begin(dev, &conn_iter);
+ drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
drm_for_each_connector_iter(connector, &conn_iter) {
struct intel_encoder *encoder;
@@ -1250,12 +1201,11 @@ static const struct file_operations i915_displayport_test_active_fops = {
static int i915_displayport_test_data_show(struct seq_file *m, void *data)
{
struct drm_i915_private *dev_priv = m->private;
- struct drm_device *dev = &dev_priv->drm;
struct drm_connector *connector;
struct drm_connector_list_iter conn_iter;
struct intel_dp *intel_dp;
- drm_connector_list_iter_begin(dev, &conn_iter);
+ drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
drm_for_each_connector_iter(connector, &conn_iter) {
struct intel_encoder *encoder;
@@ -1304,12 +1254,11 @@ 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_device *dev = &dev_priv->drm;
struct drm_connector *connector;
struct drm_connector_list_iter conn_iter;
struct intel_dp *intel_dp;
- drm_connector_list_iter_begin(dev, &conn_iter);
+ drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
drm_for_each_connector_iter(connector, &conn_iter) {
struct intel_encoder *encoder;
@@ -1336,7 +1285,6 @@ DEFINE_SHOW_ATTRIBUTE(i915_displayport_test_type);
static void wm_latency_show(struct seq_file *m, const u16 wm[8])
{
struct drm_i915_private *dev_priv = m->private;
- struct drm_device *dev = &dev_priv->drm;
int level;
int num_levels;
@@ -1349,7 +1297,7 @@ static void wm_latency_show(struct seq_file *m, const u16 wm[8])
else
num_levels = ilk_wm_max_level(dev_priv) + 1;
- drm_modeset_lock_all(dev);
+ drm_modeset_lock_all(&dev_priv->drm);
for (level = 0; level < num_levels; level++) {
unsigned int latency = wm[level];
@@ -1370,7 +1318,7 @@ static void wm_latency_show(struct seq_file *m, const u16 wm[8])
level, wm[level], latency / 10, latency % 10);
}
- drm_modeset_unlock_all(dev);
+ drm_modeset_unlock_all(&dev_priv->drm);
}
static int pri_wm_latency_show(struct seq_file *m, void *data)
@@ -1453,7 +1401,6 @@ static ssize_t wm_latency_write(struct file *file, const char __user *ubuf,
{
struct seq_file *m = file->private_data;
struct drm_i915_private *dev_priv = m->private;
- struct drm_device *dev = &dev_priv->drm;
u16 new[8] = { 0 };
int num_levels;
int level;
@@ -1483,12 +1430,12 @@ static ssize_t wm_latency_write(struct file *file, const char __user *ubuf,
if (ret != num_levels)
return -EINVAL;
- drm_modeset_lock_all(dev);
+ drm_modeset_lock_all(&dev_priv->drm);
for (level = 0; level < num_levels; level++)
wm[level] = new[level];
- drm_modeset_unlock_all(dev);
+ drm_modeset_unlock_all(&dev_priv->drm);
return len;
}
@@ -1566,209 +1513,6 @@ static const struct file_operations i915_cur_wm_latency_fops = {
.write = cur_wm_latency_write
};
-static int i915_hpd_storm_ctl_show(struct seq_file *m, void *data)
-{
- struct drm_i915_private *dev_priv = m->private;
- struct intel_hotplug *hotplug = &dev_priv->display.hotplug;
-
- /* Synchronize with everything first in case there's been an HPD
- * storm, but we haven't finished handling it in the kernel yet
- */
- intel_synchronize_irq(dev_priv);
- flush_work(&dev_priv->display.hotplug.dig_port_work);
- flush_delayed_work(&dev_priv->display.hotplug.hotplug_work);
-
- seq_printf(m, "Threshold: %d\n", hotplug->hpd_storm_threshold);
- seq_printf(m, "Detected: %s\n",
- str_yes_no(delayed_work_pending(&hotplug->reenable_work)));
-
- return 0;
-}
-
-static ssize_t i915_hpd_storm_ctl_write(struct file *file,
- const char __user *ubuf, size_t len,
- loff_t *offp)
-{
- struct seq_file *m = file->private_data;
- struct drm_i915_private *dev_priv = m->private;
- struct intel_hotplug *hotplug = &dev_priv->display.hotplug;
- unsigned int new_threshold;
- int i;
- char *newline;
- char tmp[16];
-
- if (len >= sizeof(tmp))
- return -EINVAL;
-
- if (copy_from_user(tmp, ubuf, len))
- return -EFAULT;
-
- tmp[len] = '\0';
-
- /* Strip newline, if any */
- newline = strchr(tmp, '\n');
- if (newline)
- *newline = '\0';
-
- if (strcmp(tmp, "reset") == 0)
- new_threshold = HPD_STORM_DEFAULT_THRESHOLD;
- else if (kstrtouint(tmp, 10, &new_threshold) != 0)
- return -EINVAL;
-
- if (new_threshold > 0)
- drm_dbg_kms(&dev_priv->drm,
- "Setting HPD storm detection threshold to %d\n",
- new_threshold);
- else
- drm_dbg_kms(&dev_priv->drm, "Disabling HPD storm detection\n");
-
- spin_lock_irq(&dev_priv->irq_lock);
- hotplug->hpd_storm_threshold = new_threshold;
- /* Reset the HPD storm stats so we don't accidentally trigger a storm */
- for_each_hpd_pin(i)
- hotplug->stats[i].count = 0;
- spin_unlock_irq(&dev_priv->irq_lock);
-
- /* Re-enable hpd immediately if we were in an irq storm */
- flush_delayed_work(&dev_priv->display.hotplug.reenable_work);
-
- return len;
-}
-
-static int i915_hpd_storm_ctl_open(struct inode *inode, struct file *file)
-{
- return single_open(file, i915_hpd_storm_ctl_show, inode->i_private);
-}
-
-static const struct file_operations i915_hpd_storm_ctl_fops = {
- .owner = THIS_MODULE,
- .open = i915_hpd_storm_ctl_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .write = i915_hpd_storm_ctl_write
-};
-
-static int i915_hpd_short_storm_ctl_show(struct seq_file *m, void *data)
-{
- struct drm_i915_private *dev_priv = m->private;
-
- seq_printf(m, "Enabled: %s\n",
- str_yes_no(dev_priv->display.hotplug.hpd_short_storm_enabled));
-
- return 0;
-}
-
-static int
-i915_hpd_short_storm_ctl_open(struct inode *inode, struct file *file)
-{
- return single_open(file, i915_hpd_short_storm_ctl_show,
- inode->i_private);
-}
-
-static ssize_t i915_hpd_short_storm_ctl_write(struct file *file,
- const char __user *ubuf,
- size_t len, loff_t *offp)
-{
- struct seq_file *m = file->private_data;
- struct drm_i915_private *dev_priv = m->private;
- struct intel_hotplug *hotplug = &dev_priv->display.hotplug;
- char *newline;
- char tmp[16];
- int i;
- bool new_state;
-
- if (len >= sizeof(tmp))
- return -EINVAL;
-
- if (copy_from_user(tmp, ubuf, len))
- return -EFAULT;
-
- tmp[len] = '\0';
-
- /* Strip newline, if any */
- newline = strchr(tmp, '\n');
- if (newline)
- *newline = '\0';
-
- /* Reset to the "default" state for this system */
- if (strcmp(tmp, "reset") == 0)
- new_state = !HAS_DP_MST(dev_priv);
- else if (kstrtobool(tmp, &new_state) != 0)
- return -EINVAL;
-
- drm_dbg_kms(&dev_priv->drm, "%sabling HPD short storm detection\n",
- new_state ? "En" : "Dis");
-
- spin_lock_irq(&dev_priv->irq_lock);
- hotplug->hpd_short_storm_enabled = new_state;
- /* Reset the HPD storm stats so we don't accidentally trigger a storm */
- for_each_hpd_pin(i)
- hotplug->stats[i].count = 0;
- spin_unlock_irq(&dev_priv->irq_lock);
-
- /* Re-enable hpd immediately if we were in an irq storm */
- flush_delayed_work(&dev_priv->display.hotplug.reenable_work);
-
- return len;
-}
-
-static const struct file_operations i915_hpd_short_storm_ctl_fops = {
- .owner = THIS_MODULE,
- .open = i915_hpd_short_storm_ctl_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .write = i915_hpd_short_storm_ctl_write,
-};
-
-static int i915_drrs_ctl_set(void *data, u64 val)
-{
- struct drm_i915_private *dev_priv = data;
- struct drm_device *dev = &dev_priv->drm;
- struct intel_crtc *crtc;
-
- for_each_intel_crtc(dev, crtc) {
- struct intel_crtc_state *crtc_state;
- struct drm_crtc_commit *commit;
- int ret;
-
- ret = drm_modeset_lock_single_interruptible(&crtc->base.mutex);
- if (ret)
- return ret;
-
- crtc_state = to_intel_crtc_state(crtc->base.state);
-
- if (!crtc_state->hw.active ||
- !crtc_state->has_drrs)
- goto out;
-
- commit = crtc_state->uapi.commit;
- if (commit) {
- ret = wait_for_completion_interruptible(&commit->hw_done);
- if (ret)
- goto out;
- }
-
- drm_dbg(&dev_priv->drm,
- "Manually %sactivating DRRS\n", val ? "" : "de");
-
- if (val)
- intel_drrs_activate(crtc_state);
- else
- intel_drrs_deactivate(crtc_state);
-
-out:
- drm_modeset_unlock(&crtc->base.mutex);
- if (ret)
- return ret;
- }
-
- return 0;
-}
-
-DEFINE_SIMPLE_ATTRIBUTE(i915_drrs_ctl_fops, NULL, i915_drrs_ctl_set, "%llu\n");
-
static ssize_t
i915_fifo_underrun_reset_write(struct file *filp,
const char __user *ubuf,
@@ -1776,7 +1520,6 @@ i915_fifo_underrun_reset_write(struct file *filp,
{
struct drm_i915_private *dev_priv = filp->private_data;
struct intel_crtc *crtc;
- struct drm_device *dev = &dev_priv->drm;
int ret;
bool reset;
@@ -1787,7 +1530,7 @@ i915_fifo_underrun_reset_write(struct file *filp,
if (!reset)
return cnt;
- for_each_intel_crtc(dev, crtc) {
+ for_each_intel_crtc(&dev_priv->drm, crtc) {
struct drm_crtc_commit *commit;
struct intel_crtc_state *crtc_state;
@@ -1842,7 +1585,6 @@ static const struct drm_info_list intel_display_debugfs_list[] = {
{"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},
- {"i915_drrs_status", i915_drrs_status, 0},
{"i915_lpsp_status", i915_lpsp_status, 0},
};
@@ -1857,9 +1599,6 @@ static const struct {
{"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},
- {"i915_hpd_storm_ctl", &i915_hpd_storm_ctl_fops},
- {"i915_hpd_short_storm_ctl", &i915_hpd_short_storm_ctl_fops},
- {"i915_drrs_ctl", &i915_drrs_ctl_fops},
{"i915_edp_psr_debug", &i915_edp_psr_debug_fops},
};
@@ -1882,6 +1621,7 @@ void intel_display_debugfs_register(struct drm_i915_private *i915)
intel_dmc_debugfs_register(i915);
intel_fbc_debugfs_register(i915);
+ intel_hpd_debugfs_register(i915);
skl_watermark_ipc_debugfs_register(i915);
}
@@ -2195,6 +1935,8 @@ void intel_connector_debugfs_add(struct intel_connector *intel_connector)
if (!root)
return;
+ intel_drrs_connector_debugfs_add(intel_connector);
+
if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
debugfs_create_file("i915_panel_timings", S_IRUGO, root,
connector, &i915_panel_fops);
@@ -2247,6 +1989,7 @@ void intel_crtc_debugfs_add(struct drm_crtc *crtc)
return;
crtc_updates_add(crtc);
+ intel_drrs_crtc_debugfs_add(to_intel_crtc(crtc));
intel_fbc_crtc_debugfs_add(to_intel_crtc(crtc));
debugfs_create_file("i915_current_bpc", 0444, crtc->debugfs_entry, crtc,
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