8f9e91ad03
These patches were generated from: https://github.com/raspberrypi/linux/commits/rpi-6.12.y With the following command: git format-patch -N v6.12.27..HEAD (HEAD -> 8d3206ee456a5ecdf9ddbfd8e5e231e4f0cd716e) Exceptions: - (def)configs patches - github workflows patches - applied & reverted patches - readme patches - wireless patches Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
29 lines
991 B
Diff
29 lines
991 B
Diff
From 56fe89b9e66b52499b8c051f0fee8b7eb426311a Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dave.stevenson@raspberrypi.com>
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Date: Thu, 21 Nov 2024 18:43:28 +0000
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Subject: [PATCH] drm/connector: hdmi: Attempt YUV422 output if RGB isn't
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supported
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Drop from RGB to YUV422 output if RGB couldn't be supported
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within the defined max_bpc and TMDS rates, and then try
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dropping max_bpc.
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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
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---
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drivers/gpu/drm/display/drm_hdmi_state_helper.c | 5 +++++
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1 file changed, 5 insertions(+)
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--- a/drivers/gpu/drm/display/drm_hdmi_state_helper.c
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+++ b/drivers/gpu/drm/display/drm_hdmi_state_helper.c
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@@ -294,6 +294,11 @@ hdmi_compute_format(const struct drm_con
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return 0;
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}
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+ if (hdmi_try_format_bpc(connector, conn_state, mode, bpc, HDMI_COLORSPACE_YUV422)) {
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+ conn_state->hdmi.output_format = HDMI_COLORSPACE_YUV422;
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+ return 0;
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+ }
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+
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drm_dbg_kms(dev, "Failed. No Format Supported for that bpc count.\n");
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return -EINVAL;
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