target/linux/bcm27xx/patches-5.10/950-0663-firmware-raspberrypi-Add-RPI_FIRMWARE_NOTIFY_DISPLAY.patch

   1 From 63c7602ca03b9e10dbeb202ebc1f6aa702c1d17c Mon Sep 17 00:00:00 2001
   2 From: Maxime Ripard <maxime@cerno.tech>
   3 Date: Wed, 23 Jun 2021 11:53:46 +0200
   4 Subject: [PATCH] firmware: raspberrypi: Add
   5  RPI_FIRMWARE_NOTIFY_DISPLAY_DONE
   6
   7 The RPI_FIRMWARE_NOTIFY_DISPLAY_DONE firmware call allows to tell the
   8 firmware the kernel is in charge of the display now and the firmware can
   9 free whatever resources it was using.
  10
  11 Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  12 ---
  13  include/soc/bcm2835/raspberrypi-firmware.h | 1 +
  14  1 file changed, 1 insertion(+)
  15
  16 --- a/include/soc/bcm2835/raspberrypi-firmware.h
  17 +++ b/include/soc/bcm2835/raspberrypi-firmware.h
  18 @@ -99,6 +99,7 @@ enum rpi_firmware_property_tag {
  19         RPI_FIRMWARE_NOTIFY_XHCI_RESET =                      0x00030058,
  20         RPI_FIRMWARE_GET_REBOOT_FLAGS =                       0x00030064,
  21         RPI_FIRMWARE_SET_REBOOT_FLAGS =                       0x00038064,
  22 +       RPI_FIRMWARE_NOTIFY_DISPLAY_DONE =                    0x00030066,
  23
  24         /* Dispmanx TAGS */
  25         RPI_FIRMWARE_FRAMEBUFFER_ALLOCATE =                   0x00040001,