2022-04-22 15:00:47 +00:00
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From a0073d49aea8a21658a00c24439ca95f42baf3ee Mon Sep 17 00:00:00 2001
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2021-11-24 17:32:01 +00:00
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From: Maxime Ripard <maxime@cerno.tech>
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2022-04-22 15:00:47 +00:00
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Date: Wed, 15 Dec 2021 10:51:14 +0100
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Subject: [PATCH 022/828] firmware: raspberrypi: Add
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2021-11-24 17:32:01 +00:00
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RPI_FIRMWARE_NOTIFY_DISPLAY_DONE
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The RPI_FIRMWARE_NOTIFY_DISPLAY_DONE firmware call allows to tell the
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firmware the kernel is in charge of the display now and the firmware can
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free whatever resources it was using.
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2022-04-22 15:00:47 +00:00
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Acked-by: Nicolas Saenz Julienne <nsaenz@kernel.org>
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2021-11-24 17:32:01 +00:00
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Signed-off-by: Maxime Ripard <maxime@cerno.tech>
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2022-04-22 15:00:47 +00:00
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Link: https://patchwork.freedesktop.org/patch/msgid/20211215095117.176435-2-maxime@cerno.tech
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2021-11-24 17:32:01 +00:00
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---
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include/soc/bcm2835/raspberrypi-firmware.h | 1 +
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1 file changed, 1 insertion(+)
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--- a/include/soc/bcm2835/raspberrypi-firmware.h
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+++ b/include/soc/bcm2835/raspberrypi-firmware.h
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2022-04-22 15:00:47 +00:00
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@@ -91,6 +91,7 @@ enum rpi_firmware_property_tag {
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RPI_FIRMWARE_GET_POE_HAT_VAL = 0x00030049,
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RPI_FIRMWARE_SET_POE_HAT_VAL = 0x00030050,
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2021-11-24 17:32:01 +00:00
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RPI_FIRMWARE_NOTIFY_XHCI_RESET = 0x00030058,
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+ RPI_FIRMWARE_NOTIFY_DISPLAY_DONE = 0x00030066,
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/* Dispmanx TAGS */
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RPI_FIRMWARE_FRAMEBUFFER_ALLOCATE = 0x00040001,
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