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Date: Sun, 9 Oct 2022 19:52:01 -0400 From: Sasha Levin <sashal@...nel.org> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org Cc: Mateusz Kwiatkowski <kfyatek+publicgit@...il.com>, Noralf Trønnes <noralf@...nnes.org>, Maxime Ripard <maxime@...no.tech>, Sasha Levin <sashal@...nel.org>, emma@...olt.net, mripard@...nel.org, airlied@...il.com, daniel@...ll.ch, dri-devel@...ts.freedesktop.org Subject: [PATCH AUTOSEL 5.19 15/36] drm/vc4: vec: Fix timings for VEC modes From: Mateusz Kwiatkowski <kfyatek+publicgit@...il.com> [ Upstream commit 30d7565be96b3946c18a1ce3fd538f7946839092 ] This commit fixes vertical timings of the VEC (composite output) modes to accurately represent the 525-line ("NTSC") and 625-line ("PAL") ITU-R standards. Previous timings were actually defined as 502 and 601 lines, resulting in non-standard 62.69 Hz and 52 Hz signals being generated, respectively. Signed-off-by: Mateusz Kwiatkowski <kfyatek+publicgit@...il.com> Acked-by: Noralf Trønnes <noralf@...nnes.org> Signed-off-by: Maxime Ripard <maxime@...no.tech> Link: https://patchwork.freedesktop.org/patch/msgid/20220728-rpi-analog-tv-properties-v2-28-459522d653a7@cerno.tech Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/gpu/drm/vc4/vc4_vec.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/vc4/vc4_vec.c b/drivers/gpu/drm/vc4/vc4_vec.c index 11fc3d6f66b1..4e2250b8fa23 100644 --- a/drivers/gpu/drm/vc4/vc4_vec.c +++ b/drivers/gpu/drm/vc4/vc4_vec.c @@ -256,7 +256,7 @@ static void vc4_vec_ntsc_j_mode_set(struct vc4_vec *vec) static const struct drm_display_mode ntsc_mode = { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 13500, 720, 720 + 14, 720 + 14 + 64, 720 + 14 + 64 + 60, 0, - 480, 480 + 3, 480 + 3 + 3, 480 + 3 + 3 + 16, 0, + 480, 480 + 7, 480 + 7 + 6, 525, 0, DRM_MODE_FLAG_INTERLACE) }; @@ -278,7 +278,7 @@ static void vc4_vec_pal_m_mode_set(struct vc4_vec *vec) static const struct drm_display_mode pal_mode = { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 13500, 720, 720 + 20, 720 + 20 + 64, 720 + 20 + 64 + 60, 0, - 576, 576 + 2, 576 + 2 + 3, 576 + 2 + 3 + 20, 0, + 576, 576 + 4, 576 + 4 + 6, 625, 0, DRM_MODE_FLAG_INTERLACE) }; -- 2.35.1
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