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drm/i915/overlay: add intel_overlay_available() and use it

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Avoid accessing struct intel_display members directly from
i915_getparam_ioctl(). Add intel_overlay_available() function to provide
the information for I915_PARAM_HAS_OVERLAY.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/26041645168ce3e76cb8f73bcb4c747619117e06.1732102179.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Jani Nikula 2024-11-20 13:30:30 +02:00
parent 40c9ad5f2d
commit e3840e5871
3 changed files with 13 additions and 2 deletions
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5
drivers/gpu/drm/i915/display/intel_overlay.c
View File

@ -1438,6 +1438,11 @@ void intel_overlay_setup(struct intel_display *display)
kfree(overlay);
}
bool intel_overlay_available(struct intel_display *display)
{
return display->overlay;
}
void intel_overlay_cleanup(struct intel_display *display)
{
struct intel_overlay *overlay;

5
drivers/gpu/drm/i915/display/intel_overlay.h
View File

@ -18,6 +18,7 @@ struct intel_overlay_snapshot;
#ifdef I915
void intel_overlay_setup(struct intel_display *display);
bool intel_overlay_available(struct intel_display *display);
void intel_overlay_cleanup(struct intel_display *display);
int intel_overlay_switch_off(struct intel_overlay *overlay);
int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data,
@ -29,6 +30,10 @@ void intel_overlay_reset(struct intel_display *display);
static inline void intel_overlay_setup(struct intel_display *display)
{
}
static inline bool intel_overlay_available(struct intel_display *display)
{
return false;
}
static inline void intel_overlay_cleanup(struct intel_display *display)
{
}

5
drivers/gpu/drm/i915/i915_getparam.c
View File

@ -2,9 +2,9 @@
* SPDX-License-Identifier: MIT
*/
#include "display/intel_overlay.h"
#include "gem/i915_gem_mman.h"
#include "gt/intel_engine_user.h"
#include "pxp/intel_pxp.h"
#include "i915_cmd_parser.h"
@ -16,6 +16,7 @@ int i915_getparam_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct drm_i915_private *i915 = to_i915(dev);
struct intel_display *display = &i915->display;
struct pci_dev *pdev = to_pci_dev(dev->dev);
const struct sseu_dev_info *sseu = &to_gt(i915)->info.sseu;
drm_i915_getparam_t *param = data;
@ -38,7 +39,7 @@ int i915_getparam_ioctl(struct drm_device *dev, void *data,
value = to_gt(i915)->ggtt->num_fences;
break;
case I915_PARAM_HAS_OVERLAY:
value = !!i915->display.overlay;
value = intel_overlay_available(display);
break;
case I915_PARAM_HAS_BSD:
value = !!intel_engine_lookup_user(i915,