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authorGuillaume Ranquet <granquet@baylibre.com>2022-07-01 06:58:37 +0300
committerChun-Kuang Hu <chunkuang.hu@kernel.org>2022-07-04 17:32:20 +0300
commita519e22bcfd4ddfed0524946124b6fe1fd27a954 (patch)
tree3888e73b1006f3be2f2933597591ec6a03fc7167 /drivers/gpu/drm/mediatek
parent3145095fae25de45b029746730f5249823ba059c (diff)
downloadlinux-a519e22bcfd4ddfed0524946124b6fe1fd27a954.tar.xz
drm/mediatek: dpi: Move dimension mask to SoC config
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> Link: https://patchwork.kernel.org/project/linux-mediatek/patch/20220701035845.16458-9-rex-bc.chen@mediatek.com/ Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/mediatek')
-rw-r--r--drivers/gpu/drm/mediatek/mtk_dpi.c27
1 files changed, 17 insertions, 10 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index 0f7f56686079..cbb211cc017b 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -122,6 +122,8 @@ struct mtk_dpi_yc_limit {
* @num_output_fmts: Quantity of supported output formats.
* @is_ck_de_pol: Support CK/DE polarity.
* @swap_input_support: Support input swap function.
+ * @dimension_mask: Mask used for HWIDTH, HPORCH, VSYNC_WIDTH and VSYNC_PORCH
+ * (no shift).
*/
struct mtk_dpi_conf {
unsigned int (*cal_factor)(int clock);
@@ -132,6 +134,7 @@ struct mtk_dpi_conf {
u32 num_output_fmts;
bool is_ck_de_pol;
bool swap_input_support;
+ u32 dimension_mask;
};
static void mtk_dpi_mask(struct mtk_dpi *dpi, u32 offset, u32 val, u32 mask)
@@ -160,12 +163,12 @@ 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,
@@ -173,17 +176,17 @@ static void mtk_dpi_config_vsync(struct mtk_dpi *dpi,
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,
@@ -808,6 +811,7 @@ 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,
};
static const struct mtk_dpi_conf mt2701_conf = {
@@ -819,6 +823,7 @@ 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,
};
static const struct mtk_dpi_conf mt8183_conf = {
@@ -829,6 +834,7 @@ 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,
};
static const struct mtk_dpi_conf mt8192_conf = {
@@ -839,6 +845,7 @@ 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,
};
static int mtk_dpi_probe(struct platform_device *pdev)