diff options
| author | Jagan Teki <jagan@amarulasolutions.com> | 2022-12-12 20:27:44 +0530 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2023-01-20 16:04:34 +0100 |
| commit | 996e1defca34485dd2bd70b173f069aab5f21a65 (patch) | |
| tree | 7fbacd3b3a054a0fa4c7030f6b7a73363cbe76b5 | |
| parent | ce1fc502de429c9b4dd30775e354bb29453256bb (diff) | |
drm: exynos: dsi: Fix MIPI_DSI*_NO_* mode flags
HFP/HBP/HSA/EOT_PACKET modes in Exynos DSI host specifies
0 = Enable and 1 = Disable.
The logic for checking these mode flags was correct before
the MIPI_DSI*_NO_* mode flag conversion.
This patch is trying to fix this MIPI_DSI*_NO_* mode flags handling
Exynos DSI host and update the mode_flags in relevant panel drivers.
Fixes: 0f3b68b66a6d ("drm/dsi: Add _NO_ to MIPI_DSI_* flags disabling features")
Reviewed-by: Marek Vasut <marex@denx.de>
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
Reported-by: Sébastien Szymanski <sebastien.szymanski@armadeus.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Signed-off-by: Marek Vasut <marex@denx.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20221212145745.15387-1-jagan@amarulasolutions.com
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_dsi.c | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c | 2 |
4 files changed, 9 insertions, 8 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index ec673223d6b7..b5305b145ddb 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -805,15 +805,15 @@ static int exynos_dsi_init_link(struct exynos_dsi *dsi) reg |= DSIM_AUTO_MODE; if (dsi->mode_flags & MIPI_DSI_MODE_VIDEO_HSE) reg |= DSIM_HSE_MODE; - if (!(dsi->mode_flags & MIPI_DSI_MODE_VIDEO_NO_HFP)) + if (dsi->mode_flags & MIPI_DSI_MODE_VIDEO_NO_HFP) reg |= DSIM_HFP_MODE; - if (!(dsi->mode_flags & MIPI_DSI_MODE_VIDEO_NO_HBP)) + if (dsi->mode_flags & MIPI_DSI_MODE_VIDEO_NO_HBP) reg |= DSIM_HBP_MODE; - if (!(dsi->mode_flags & MIPI_DSI_MODE_VIDEO_NO_HSA)) + if (dsi->mode_flags & MIPI_DSI_MODE_VIDEO_NO_HSA) reg |= DSIM_HSA_MODE; } - if (!(dsi->mode_flags & MIPI_DSI_MODE_NO_EOT_PACKET)) + if (dsi->mode_flags & MIPI_DSI_MODE_NO_EOT_PACKET) reg |= DSIM_EOT_DISABLE; switch (dsi->format) { diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c index 5c621b15e84c..439ef3073512 100644 --- a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c +++ b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c @@ -692,7 +692,9 @@ static int s6e3ha2_probe(struct mipi_dsi_device *dsi) dsi->lanes = 4; dsi->format = MIPI_DSI_FMT_RGB888; - dsi->mode_flags = MIPI_DSI_CLOCK_NON_CONTINUOUS; + dsi->mode_flags = MIPI_DSI_CLOCK_NON_CONTINUOUS | + MIPI_DSI_MODE_VIDEO_NO_HFP | MIPI_DSI_MODE_VIDEO_NO_HBP | + MIPI_DSI_MODE_VIDEO_NO_HSA | MIPI_DSI_MODE_NO_EOT_PACKET; ctx->supplies[0].supply = "vdd3"; ctx->supplies[1].supply = "vci"; diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c b/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c index e06fd35de814..9c3e76171759 100644 --- a/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c +++ b/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c @@ -446,7 +446,8 @@ static int s6e63j0x03_probe(struct mipi_dsi_device *dsi) dsi->lanes = 1; dsi->format = MIPI_DSI_FMT_RGB888; - dsi->mode_flags = MIPI_DSI_MODE_NO_EOT_PACKET; + dsi->mode_flags = MIPI_DSI_MODE_VIDEO_NO_HFP | + MIPI_DSI_MODE_VIDEO_NO_HBP | MIPI_DSI_MODE_VIDEO_NO_HSA; ctx->supplies[0].supply = "vdd3"; ctx->supplies[1].supply = "vci"; diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c b/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c index 54213beafaf5..ebf4c2d39ea8 100644 --- a/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c +++ b/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c @@ -990,8 +990,6 @@ static int s6e8aa0_probe(struct mipi_dsi_device *dsi) dsi->lanes = 4; dsi->format = MIPI_DSI_FMT_RGB888; dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST - | MIPI_DSI_MODE_VIDEO_NO_HFP | MIPI_DSI_MODE_VIDEO_NO_HBP - | MIPI_DSI_MODE_VIDEO_NO_HSA | MIPI_DSI_MODE_NO_EOT_PACKET | MIPI_DSI_MODE_VSYNC_FLUSH | MIPI_DSI_MODE_VIDEO_AUTO_VERT; ret = s6e8aa0_parse_dt(ctx); |