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Diffstat (limited to 'target/linux/bcm27xx/patches-5.10/950-0663-firmware-raspberrypi-Add-RPI_FIRMWARE_NOTIFY_DISPLAY.patch')
-rw-r--r--target/linux/bcm27xx/patches-5.10/950-0663-firmware-raspberrypi-Add-RPI_FIRMWARE_NOTIFY_DISPLAY.patch25
1 files changed, 25 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.10/950-0663-firmware-raspberrypi-Add-RPI_FIRMWARE_NOTIFY_DISPLAY.patch b/target/linux/bcm27xx/patches-5.10/950-0663-firmware-raspberrypi-Add-RPI_FIRMWARE_NOTIFY_DISPLAY.patch
new file mode 100644
index 0000000000..e720b3fec4
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.10/950-0663-firmware-raspberrypi-Add-RPI_FIRMWARE_NOTIFY_DISPLAY.patch
@@ -0,0 +1,25 @@
+From 63c7602ca03b9e10dbeb202ebc1f6aa702c1d17c Mon Sep 17 00:00:00 2001
+From: Maxime Ripard <maxime@cerno.tech>
+Date: Wed, 23 Jun 2021 11:53:46 +0200
+Subject: [PATCH] firmware: raspberrypi: Add
+ RPI_FIRMWARE_NOTIFY_DISPLAY_DONE
+
+The RPI_FIRMWARE_NOTIFY_DISPLAY_DONE firmware call allows to tell the
+firmware the kernel is in charge of the display now and the firmware can
+free whatever resources it was using.
+
+Signed-off-by: Maxime Ripard <maxime@cerno.tech>
+---
+ include/soc/bcm2835/raspberrypi-firmware.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+--- a/include/soc/bcm2835/raspberrypi-firmware.h
++++ b/include/soc/bcm2835/raspberrypi-firmware.h
+@@ -99,6 +99,7 @@ enum rpi_firmware_property_tag {
+ RPI_FIRMWARE_NOTIFY_XHCI_RESET = 0x00030058,
+ RPI_FIRMWARE_GET_REBOOT_FLAGS = 0x00030064,
+ RPI_FIRMWARE_SET_REBOOT_FLAGS = 0x00038064,
++ RPI_FIRMWARE_NOTIFY_DISPLAY_DONE = 0x00030066,
+
+ /* Dispmanx TAGS */
+ RPI_FIRMWARE_FRAMEBUFFER_ALLOCATE = 0x00040001,