diff --git a/packages/linux/patches/raspberrypi/linux-010-hide-4k-modes.patch b/packages/linux/patches/raspberrypi/linux-010-hide-4k-modes.patch index 10c58f336f..1a6ad3560f 100644 --- a/packages/linux/patches/raspberrypi/linux-010-hide-4k-modes.patch +++ b/packages/linux/patches/raspberrypi/linux-010-hide-4k-modes.patch @@ -1,35 +1,21 @@ -From dafb32ca693b99d491406a151ca00c297d6b2b59 Mon Sep 17 00:00:00 2001 -From: popcornmix -Date: Mon, 16 Mar 2020 20:38:37 +0000 -Subject: [PATCH] vc4_hdmi: Reduce max pixel rate to hide 4k modes +commit ff435e359364b968d14bb4c96b5698712d9cea90 +Author: Matthias Reichl +Date: Fri Dec 18 20:53:43 2020 +0100 -vc4_hdmi: Increase pixel clock to 162MHz for 1920x1200@60 ---- - drivers/gpu/drm/vc4/vc4_hdmi.c | 4 ++-- - 1 file changed, 2 insertions(+), 2 deletions(-) + vc4_hdmi: Reduce max pixel rate to hide 4k modes + + 162MHz limits to 1920x1200@60 diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c -index 83aaca83239fb..b9e26c3dc3fb1 100644 +index 2386c7303a215..561d3fa3bb926 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c -@@ -2378,7 +2378,7 @@ static const struct vc4_hdmi_variant bcm2711_hdmi0_variant = { - .encoder_type = VC4_ENCODER_TYPE_HDMI0, - .debugfs_name = "hdmi0_regs", - .card_name = "vc4-hdmi-0", -- .max_pixel_clock = 297000000, -+ .max_pixel_clock = 162000000, - .cec_input_clock = 27000000, - .registers = vc5_hdmi_hdmi0_fields, - .num_registers = ARRAY_SIZE(vc5_hdmi_hdmi0_fields), -@@ -2407,7 +2407,7 @@ static const struct vc4_hdmi_variant bcm2711_hdmi1_variant = { - .encoder_type = VC4_ENCODER_TYPE_HDMI1, - .debugfs_name = "hdmi1_regs", - .card_name = "vc4-hdmi-1", -- .max_pixel_clock = 297000000, -+ .max_pixel_clock = 162000000, - .cec_input_clock = 27000000, - .registers = vc5_hdmi_hdmi1_fields, - .num_registers = ARRAY_SIZE(vc5_hdmi_hdmi1_fields), --- -2.20.1 - +@@ -404,7 +404,7 @@ static void hdmi_codec_eld_chmap(struct vc4_hdmi *vc4_hdmi) + vc4_hdmi->audio.chmap = hdmi_codec_stereo_chmaps; + } + +-#define HDMI_14_MAX_TMDS_CLK (340 * 1000 * 1000) ++#define HDMI_14_MAX_TMDS_CLK (162 * 1000 * 1000) + + static int vc4_hdmi_debugfs_regs(struct seq_file *m, void *unused) + {