Commit 7e49ab36 authored by Jani Nikula's avatar Jani Nikula
Browse files

drm/xe/display: add notes about how early a few functions can be called 



xe_display_driver_probe_defer() and xe_display_driver_set_hooks() get
called before either struct xe_device or struct intel_display
exist. Make a note of that.

Reviewed-by: default avatarMatthew Auld <matthew.auld@intel.com>
Link: https://lore.kernel.org/r/937ea1e16e970a6f6944b94c6a9c216d36e728d1.1747397638.git.jani.nikula@intel.com


Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
parent 1e2803e5

drivers/gpu/drm/xe/display/xe_display.c

+4 −0
Original line number Diff line number Diff line
@@ -48,6 +48,8 @@ static bool has_display(struct xe_device *xe) 
 *				   early on

 * @pdev: PCI device

 *

 * Note: This is called before xe or display device creation.

 *

 * Returns: true if probe needs to be deferred, false otherwise

 */

bool xe_display_driver_probe_defer(struct pci_dev *pdev)
@@ -65,6 +67,8 @@ bool xe_display_driver_probe_defer(struct pci_dev *pdev) 
 * Set features and function hooks in @driver that are needed for driving the

 * display IP. This sets the driver's capability of driving display, regardless

 * if the device has it enabled

 *

 * Note: This is called before xe or display device creation.

 */

void xe_display_driver_set_hooks(struct drm_driver *driver)

{