mirror of
https://github.com/openwrt/openwrt.git
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55a48b0957
Manually rebased:
backport-5.10/804-v5.14-0001-nvmem-core-allow-specifying-of_node.patch
Removed upstreamed:
generic-backport/807-v5.17-0003-nvmem-core-Fix-a-conflict-between-MTD-and-NVMEM-on-w.patch[1]
All other patches automatically rebased.
1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.10.168&id=34ec4c7831c416ac56619477f1701986634a7efc
Build system: x86_64
Build-tested: ramips/tplink_archer-a6-v3
Run-tested: ramips/tplink_archer-a6-v3
Signed-off-by: John Audia <therealgraysky@proton.me>
(cherry picked from commit 461072fc7b)
[Refresh on OpenWrt 22.03]
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
100 lines
3.1 KiB
Diff
100 lines
3.1 KiB
Diff
From 82a5aa1df1b04efef46c7be82a7d71ea5300ce92 Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dave.stevenson@raspberrypi.com>
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Date: Wed, 2 Dec 2020 18:36:24 +0000
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Subject: [PATCH] drm/vc4: Add HDR metadata property to the VC5 HDMI
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connectors
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Now that we can export deeper colour depths, add in the signalling
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for HDR metadata.
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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
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---
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drivers/gpu/drm/vc4/vc4_hdmi.c | 28 ++++++++++++++++++++++++++++
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drivers/gpu/drm/vc4/vc4_hdmi.h | 3 +++
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2 files changed, 31 insertions(+)
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--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
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+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
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@@ -312,6 +312,10 @@ static int vc4_hdmi_connector_init(struc
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connector->doublescan_allowed = 0;
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connector->stereo_allowed = 1;
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+ if (vc4_hdmi->variant->supports_hdr)
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+ drm_object_attach_property(&connector->base,
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+ connector->dev->mode_config.hdr_output_metadata_property, 0);
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+
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drm_connector_attach_encoder(connector, encoder);
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return 0;
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@@ -451,6 +455,25 @@ static void vc4_hdmi_set_audio_infoframe
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vc4_hdmi_write_infoframe(encoder, &frame);
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}
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+static void vc4_hdmi_set_hdr_infoframe(struct drm_encoder *encoder)
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+{
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+ struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
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+ struct drm_connector *connector = &vc4_hdmi->connector;
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+ struct drm_connector_state *conn_state = connector->state;
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+ union hdmi_infoframe frame;
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+
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+ if (!vc4_hdmi->variant->supports_hdr)
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+ return;
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+
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+ if (!conn_state->hdr_output_metadata)
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+ return;
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+
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+ if (drm_hdmi_infoframe_set_hdr_metadata(&frame.drm, conn_state))
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+ return;
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+
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+ vc4_hdmi_write_infoframe(encoder, &frame);
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+}
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+
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static void vc4_hdmi_set_infoframes(struct drm_encoder *encoder)
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{
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struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
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@@ -463,6 +486,8 @@ static void vc4_hdmi_set_infoframes(stru
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*/
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if (vc4_hdmi->audio.streaming)
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vc4_hdmi_set_audio_infoframe(encoder);
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+
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+ vc4_hdmi_set_hdr_infoframe(encoder);
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}
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static void vc4_hdmi_encoder_post_crtc_disable(struct drm_encoder *encoder,
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@@ -2299,6 +2324,7 @@ static const struct vc4_hdmi_variant bcm
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.phy_rng_enable = vc4_hdmi_phy_rng_enable,
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.phy_rng_disable = vc4_hdmi_phy_rng_disable,
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.channel_map = vc4_hdmi_channel_map,
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+ .supports_hdr = false,
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};
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static const struct vc4_hdmi_variant bcm2711_hdmi0_variant = {
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@@ -2326,6 +2352,7 @@ static const struct vc4_hdmi_variant bcm
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.phy_rng_enable = vc5_hdmi_phy_rng_enable,
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.phy_rng_disable = vc5_hdmi_phy_rng_disable,
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.channel_map = vc5_hdmi_channel_map,
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+ .supports_hdr = true,
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};
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static const struct vc4_hdmi_variant bcm2711_hdmi1_variant = {
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@@ -2353,6 +2380,7 @@ static const struct vc4_hdmi_variant bcm
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.phy_rng_enable = vc5_hdmi_phy_rng_enable,
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.phy_rng_disable = vc5_hdmi_phy_rng_disable,
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.channel_map = vc5_hdmi_channel_map,
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+ .supports_hdr = true,
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};
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static const struct of_device_id vc4_hdmi_dt_match[] = {
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--- a/drivers/gpu/drm/vc4/vc4_hdmi.h
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+++ b/drivers/gpu/drm/vc4/vc4_hdmi.h
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@@ -99,6 +99,9 @@ struct vc4_hdmi_variant {
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/* Callback to get channel map */
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u32 (*channel_map)(struct vc4_hdmi *vc4_hdmi, u32 channel_mask);
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+
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+ /* Enables HDR metadata */
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+ bool supports_hdr;
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};
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/* HDMI audio information */
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