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ed1536e0b6
Deleted (upstreamed): generic/backport-5.15/890-v5.19-net-sfp-Add-tx-fault-workaround-for-Huawei-MA5671A-SFP-ON.patch [1] Other patches automatically rebased. [1] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.41&id=99858114a3b2c8f5f8707d9bbd46c50f547c87c0 Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
44 lines
1.6 KiB
Diff
44 lines
1.6 KiB
Diff
From 4809cf80fdd964c413045e550fb137a18dc98ba2 Mon Sep 17 00:00:00 2001
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From: Maxime Ripard <maxime@cerno.tech>
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Date: Tue, 12 Jan 2021 15:55:07 +0100
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Subject: [PATCH] drm/vc4: hdmi: Add full range RGB helper
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We're going to need to tell whether we want to run with a full or
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limited range RGB output in multiple places in the code, so let's create
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a helper that will return whether we need with full range or not.
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Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
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Signed-off-by: Maxime Ripard <maxime@cerno.tech>
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---
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drivers/gpu/drm/vc4/vc4_hdmi.c | 12 ++++++++++--
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1 file changed, 10 insertions(+), 2 deletions(-)
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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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@@ -108,6 +108,15 @@ static bool vc4_hdmi_mode_needs_scrambli
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return (mode->clock * 1000) > HDMI_14_MAX_TMDS_CLK;
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}
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+static bool vc4_hdmi_is_full_range_rgb(struct vc4_hdmi *vc4_hdmi,
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+ const struct drm_display_mode *mode)
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+{
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+ struct vc4_hdmi_encoder *vc4_encoder = &vc4_hdmi->encoder;
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+
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+ return !vc4_encoder->hdmi_monitor ||
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+ drm_default_rgb_quant_range(mode) == HDMI_QUANTIZATION_RANGE_FULL;
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+}
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+
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static int vc4_hdmi_debugfs_regs(struct seq_file *m, void *unused)
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{
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struct drm_info_node *node = (struct drm_info_node *)m->private;
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@@ -1116,8 +1125,7 @@ static void vc4_hdmi_encoder_pre_crtc_en
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mutex_lock(&vc4_hdmi->mutex);
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- if (vc4_encoder->hdmi_monitor &&
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- drm_default_rgb_quant_range(mode) == HDMI_QUANTIZATION_RANGE_LIMITED) {
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+ if (!vc4_hdmi_is_full_range_rgb(vc4_hdmi, mode)) {
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if (vc4_hdmi->variant->csc_setup)
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vc4_hdmi->variant->csc_setup(vc4_hdmi, true);
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