[PATCH 2/5] firmware: raspberrypi: Add RPI_FIRMWARE_NOTIFY_DISPLAY_DONE

[PATCH 0/5] drm/vc4: Use the firmware to stop the display pipeline · Maxime Ripard <hidden> · 2021-11-17
[PATCH 1/5] dt-bindings: display: vc4: Add optional phandle to firmware · Maxime Ripard <hidden> · 2021-11-17
Re: [PATCH 1/5] dt-bindings: display: vc4: Add optional phandle to firmware · Rob Herring <robh@kernel.org> · 2021-11-29
[PATCH 2/5] firmware: raspberrypi: Add RPI_FIRMWARE_NOTIFY_DISPLAY_DONE · Maxime Ripard <hidden> · 2021-11-17
[PATCH 3/5] drm/vc4: Remove conflicting framebuffers before callind bind_all · Maxime Ripard <hidden> · 2021-11-17
[PATCH 4/5] drm/vc4: Notify the firmware when DRM is in charge · Maxime Ripard <hidden> · 2021-11-17
[PATCH 5/5] ARM: dts: rpi: Add the firmware node to vc4 · Maxime Ripard <hidden> · 2021-11-17
Re: [PATCH 0/5] drm/vc4: Use the firmware to stop the display pipeline · nicolas saenz julienne <nsaenz@kernel.org> · 2021-11-30
Re: [PATCH 0/5] drm/vc4: Use the firmware to stop the display pipeline · Maxime Ripard <hidden> · 2021-12-03

STALE1642d

Revisions (5)

2021-11-17 v1 current
2021-12-03 v2 [diff vs current]
2021-12-13 v3 [diff vs current]
2021-12-13 v4 [diff vs current]
2021-12-15 v4 [diff vs current]

From: Maxime Ripard <hidden>
Date: 2021-11-17 14:51:00
Also in: dri-devel, linux-arm-kernel
Subsystem: the rest · Maintainer: Linus Torvalds

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 <redacted>
---
 include/soc/bcm2835/raspberrypi-firmware.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/soc/bcm2835/raspberrypi-firmware.h b/include/soc/bcm2835/raspberrypi-firmware.h
index 73ad784fca96..811ea668c4a1 100644
--- a/include/soc/bcm2835/raspberrypi-firmware.h
+++ b/include/soc/bcm2835/raspberrypi-firmware.h

@@ -91,6 +91,7 @@ enum rpi_firmware_property_tag {
 	RPI_FIRMWARE_GET_POE_HAT_VAL =                        0x00030049,
 	RPI_FIRMWARE_SET_POE_HAT_VAL =                        0x00030050,
 	RPI_FIRMWARE_NOTIFY_XHCI_RESET =                      0x00030058,
+	RPI_FIRMWARE_NOTIFY_DISPLAY_DONE =                    0x00030066,
 
 	/* Dispmanx TAGS */
 	RPI_FIRMWARE_FRAMEBUFFER_ALLOCATE =                   0x00040001,

-- 
2.33.1

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