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drm/panel: sitronix-st7789v: fix timing for jt240mhqs_hwt_ek_e3 panel

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Flickering was observed when using partial mode. Moving the vsync to the
same position as used by the default sitronix-st7789v timing resolves this
issue.

Fixes: 0fbbe96bfa08 ("drm/panel: sitronix-st7789v: add jasonic jt240mhqs-hwt-ek-e3 support")
Acked-by: Jessica Zhang <quic_jesszhan@quicinc.com>
Signed-off-by: Gerald Loacker <gerald.loacker@wolfvision.net>
Link: https://lore.kernel.org/r/20240409-bugfix-jt240mhqs_hwt_ek_e3-timing-v2-1-e4821802443d@wolfvision.net
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240409-bugfix-jt240mhqs_hwt_ek_e3-timing-v2-1-e4821802443d@wolfvision.net
This commit is contained in:
Gerald Loacker 2024-05-29 16:42:45 +02:00 committed by Neil Armstrong
parent 8c318cb70c
commit 0e5895ff7f
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/panel/panel-sitronix-st7789v.c
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@ -286,9 +286,9 @@ static const struct drm_display_mode jt240mhqs_hwt_ek_e3_mode = {
.hsync_end = 240 + 28 + 10,
.htotal = 240 + 28 + 10 + 10,
.vdisplay = 280,
.vsync_start = 280 + 8,
.vsync_end = 280 + 8 + 4,
.vtotal = 280 + 8 + 4 + 4,
.vsync_start = 280 + 48,
.vsync_end = 280 + 48 + 4,
.vtotal = 280 + 48 + 4 + 4,
.width_mm = 43,
.height_mm = 37,
.flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC,