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Subject[PATCH v11 05/12] drm/mediatek: dpi: move dimension mask to SoC config
Date
From: Guillaume Ranquet <granquet@baylibre.com>

Add flexibility by moving the dimension mask to the SoC config

Signed-off-by: Guillaume Ranquet <granquet@baylibre.com>
Signed-off-by: Bo-Chen Chen <rex-bc.chen@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
---
drivers/gpu/drm/mediatek/mtk_dpi.c | 26 ++++++++++++++++----------
1 file changed, 16 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index c1438c744120..0b6d959d878f 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -127,6 +127,8 @@ struct mtk_dpi_conf {
u32 num_output_fmts;
bool is_ck_de_pol;
bool swap_input_support;
+ /* Mask used for HWIDTH, HPORCH, VSYNC_WIDTH and VSYNC_PORCH (no shift) */
+ u32 dimension_mask;
const struct mtk_dpi_yc_limit *limit;
};

@@ -156,30 +158,30 @@ static void mtk_dpi_disable(struct mtk_dpi *dpi)
static void mtk_dpi_config_hsync(struct mtk_dpi *dpi,
struct mtk_dpi_sync_param *sync)
{
- mtk_dpi_mask(dpi, DPI_TGEN_HWIDTH,
- sync->sync_width << HPW, HPW_MASK);
- mtk_dpi_mask(dpi, DPI_TGEN_HPORCH,
- sync->back_porch << HBP, HBP_MASK);
+ mtk_dpi_mask(dpi, DPI_TGEN_HWIDTH, sync->sync_width << HPW,
+ dpi->conf->dimension_mask << HPW);
+ mtk_dpi_mask(dpi, DPI_TGEN_HPORCH, sync->back_porch << HBP,
+ dpi->conf->dimension_mask << HBP);
mtk_dpi_mask(dpi, DPI_TGEN_HPORCH, sync->front_porch << HFP,
- HFP_MASK);
+ dpi->conf->dimension_mask << HFP);
}

static void mtk_dpi_config_vsync(struct mtk_dpi *dpi,
struct mtk_dpi_sync_param *sync,
u32 width_addr, u32 porch_addr)
{
- mtk_dpi_mask(dpi, width_addr,
- sync->sync_width << VSYNC_WIDTH_SHIFT,
- VSYNC_WIDTH_MASK);
mtk_dpi_mask(dpi, width_addr,
sync->shift_half_line << VSYNC_HALF_LINE_SHIFT,
VSYNC_HALF_LINE_MASK);
+ mtk_dpi_mask(dpi, width_addr,
+ sync->sync_width << VSYNC_WIDTH_SHIFT,
+ dpi->conf->dimension_mask << VSYNC_WIDTH_SHIFT);
mtk_dpi_mask(dpi, porch_addr,
sync->back_porch << VSYNC_BACK_PORCH_SHIFT,
- VSYNC_BACK_PORCH_MASK);
+ dpi->conf->dimension_mask << VSYNC_BACK_PORCH_SHIFT);
mtk_dpi_mask(dpi, porch_addr,
sync->front_porch << VSYNC_FRONT_PORCH_SHIFT,
- VSYNC_FRONT_PORCH_MASK);
+ dpi->conf->dimension_mask << VSYNC_FRONT_PORCH_SHIFT);
}

static void mtk_dpi_config_vsync_lodd(struct mtk_dpi *dpi,
@@ -813,6 +815,7 @@ static const struct mtk_dpi_conf mt8173_conf = {
.num_output_fmts = ARRAY_SIZE(mt8173_output_fmts),
.is_ck_de_pol = true,
.swap_input_support = true,
+ .dimension_mask = HPW_MASK,
.limit = &mtk_dpi_limit,
};

@@ -825,6 +828,7 @@ static const struct mtk_dpi_conf mt2701_conf = {
.num_output_fmts = ARRAY_SIZE(mt8173_output_fmts),
.is_ck_de_pol = true,
.swap_input_support = true,
+ .dimension_mask = HPW_MASK,
.limit = &mtk_dpi_limit,
};

@@ -836,6 +840,7 @@ static const struct mtk_dpi_conf mt8183_conf = {
.num_output_fmts = ARRAY_SIZE(mt8183_output_fmts),
.is_ck_de_pol = true,
.swap_input_support = true,
+ .dimension_mask = HPW_MASK,
.limit = &mtk_dpi_limit,
};

@@ -847,6 +852,7 @@ static const struct mtk_dpi_conf mt8192_conf = {
.num_output_fmts = ARRAY_SIZE(mt8183_output_fmts),
.is_ck_de_pol = true,
.swap_input_support = true,
+ .dimension_mask = HPW_MASK,
.limit = &mtk_dpi_limit,
};

--
2.18.0
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