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drm/i915/panel: add panel register/unregister

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Add panel register/unregister functions, and handle backlight
register/unregister from there. This is in preparation for adding more
panel specific register/unregister functionality.

Cc: Lee Shawn C <shawn.c.lee@intel.com>
Tested-by: Lee Shawn C <shawn.c.lee@intel.com>
Reviewed-by: Arun R Murthy <arun.r.murthy@gmail.com>
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Link: https://lore.kernel.org/r/b737d4bc8b91df630cd4db4648f3a3571989cfd8.1749199013.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Jani Nikula
2025-06-06 12:05:10 +03:00
parent 946540a02e
commit 421ae44b53
3 changed files with 23 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
drivers/gpu/drm/i915/display/intel_connector.c
View File

@@ -32,7 +32,6 @@
#include "i915_drv.h"
#include "i915_utils.h"
#include "intel_backlight.h"
#include "intel_connector.h"
#include "intel_display_core.h"
#include "intel_display_debugfs.h"
@@ -153,36 +152,36 @@ void intel_connector_destroy(struct drm_connector *connector)
kfree(connector);
}
int intel_connector_register(struct drm_connector *connector)
int intel_connector_register(struct drm_connector *_connector)
{
struct intel_connector *intel_connector = to_intel_connector(connector);
struct drm_i915_private *i915 = to_i915(connector->dev);
struct intel_connector *connector = to_intel_connector(_connector);
struct drm_i915_private *i915 = to_i915(_connector->dev);
int ret;
ret = intel_backlight_device_register(intel_connector);
ret = intel_panel_register(connector);
if (ret)
goto err;
if (i915_inject_probe_failure(i915)) {
ret = -EFAULT;
goto err_backlight;
goto err_panel;
}
intel_connector_debugfs_add(intel_connector);
intel_connector_debugfs_add(connector);
return 0;
err_backlight:
intel_backlight_device_unregister(intel_connector);
err_panel:
intel_panel_unregister(connector);
err:
return ret;
}
void intel_connector_unregister(struct drm_connector *connector)
void intel_connector_unregister(struct drm_connector *_connector)
{
struct intel_connector *intel_connector = to_intel_connector(connector);
struct intel_connector *connector = to_intel_connector(_connector);
intel_backlight_device_unregister(intel_connector);
intel_panel_unregister(connector);
}
void intel_connector_attach_encoder(struct intel_connector *connector,

10
drivers/gpu/drm/i915/display/intel_panel.c
View File

@@ -462,3 +462,13 @@ void intel_panel_fini(struct intel_connector *connector)
drm_mode_destroy(connector->base.dev, fixed_mode);
}
}
int intel_panel_register(struct intel_connector *connector)
{
return intel_backlight_device_register(connector);
}
void intel_panel_unregister(struct intel_connector *connector)
{
intel_backlight_device_unregister(connector);
}

2
drivers/gpu/drm/i915/display/intel_panel.h
View File

@@ -23,6 +23,8 @@ void intel_panel_init_alloc(struct intel_connector *connector);
int intel_panel_init(struct intel_connector *connector,
const struct drm_edid *fixed_edid);
void intel_panel_fini(struct intel_connector *connector);
int intel_panel_register(struct intel_connector *connector);
void intel_panel_unregister(struct intel_connector *connector);
enum drm_connector_status
intel_panel_detect(struct drm_connector *connector, bool force);
bool intel_panel_use_ssc(struct intel_display *display);