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drm/xe: Interface xe drm client with fdinfo interface

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DRM core driver has introduced recently fdinfo interface to
show memory stats of individual drm client. Lets interface
xe drm client to fdinfo interface.

V2:
  - cover call to xe_drm_client_fdinfo under PROC_FS

Reviewed-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
Signed-off-by: Tejas Upadhyay <tejas.upadhyay@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Tejas Upadhyay 2023-09-14 15:38:47 +05:30 • committed by Rodrigo Vivi
parent 8f965392c4
commit 85c6ad1aa2
3 changed files with 26 additions and 1 deletions
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6
drivers/gpu/drm/xe/xe_device.c
View file

@ -137,6 +137,9 @@ static const struct file_operations xe_driver_fops = {
.read = drm_read,
.compat_ioctl = drm_compat_ioctl,
.llseek = noop_llseek,
#ifdef CONFIG_PROC_FS
.show_fdinfo = drm_show_fdinfo,
#endif
};
static void xe_driver_release(struct drm_device *dev)
@ -161,6 +164,9 @@ static struct drm_driver driver = {
.dumb_create = xe_bo_dumb_create,
.dumb_map_offset = drm_gem_ttm_dumb_map_offset,
#ifdef CONFIG_PROC_FS
.show_fdinfo = xe_drm_client_fdinfo,
#endif
.release = &xe_driver_release,
.ioctls = xe_ioctls,

17
drivers/gpu/drm/xe/xe_drm_client.c
View file

@ -50,3 +50,20 @@ void __xe_drm_client_free(struct kref *kref)
kfree(client);
}
#ifdef CONFIG_PROC_FS
/**
* xe_drm_client_fdinfo() - Callback for fdinfo interface
* @p: The drm_printer ptr
* @file: The drm_file ptr
*
* This is callabck for drm fdinfo interface. Register this callback
* in drm driver ops for show_fdinfo.
*
* Return: void
*/
void xe_drm_client_fdinfo(struct drm_printer *p, struct drm_file *file)
{
/* show_meminfo() will be developed here */
}
#endif

4
drivers/gpu/drm/xe/xe_drm_client.h
View file

@ -39,5 +39,7 @@ struct xe_drm_client *xe_drm_client_alloc(void);
static inline struct xe_drm_client *
xe_drm_client_get(struct xe_drm_client *client);
static inline void xe_drm_client_put(struct xe_drm_client *client);
#ifdef CONFIG_PROC_FS
void xe_drm_client_fdinfo(struct drm_printer *p, struct drm_file *file);
#endif
#endif