[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20220621113732.11595-7-rex-bc.chen@mediatek.com>
Date: Tue, 21 Jun 2022 19:37:24 +0800
From: Bo-Chen Chen <rex-bc.chen@...iatek.com>
To: <chunkuang.hu@...nel.org>, <p.zabel@...gutronix.de>,
<daniel@...ll.ch>, <robh+dt@...nel.org>,
<krzysztof.kozlowski+dt@...aro.org>, <matthias.bgg@...il.com>,
<airlied@...ux.ie>
CC: <msp@...libre.com>, <granquet@...libre.com>,
<jitao.shi@...iatek.com>, <wenst@...omium.org>,
<angelogioacchino.delregno@...labora.com>, <ck.hu@...iatek.com>,
<dri-devel@...ts.freedesktop.org>,
<linux-mediatek@...ts.infradead.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<Project_Global_Chrome_Upstream_Group@...iatek.com>,
Bo-Chen Chen <rex-bc.chen@...iatek.com>
Subject: [PATCH v13 06/14] drm/mediatek: dpi: move dimension mask to SoC config
From: Guillaume Ranquet <granquet@...libre.com>
Add flexibility by moving the dimension mask to the SoC config
Signed-off-by: Guillaume Ranquet <granquet@...libre.com>
Signed-off-by: Bo-Chen Chen <rex-bc.chen@...iatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Reviewed-by: Rex-BC Chen <rex-bc.chen@...iatek.com>
Reviewed-by: CK Hu <ck.hu@...iatek.com>
---
drivers/gpu/drm/mediatek/mtk_dpi.c | 27 +++++++++++++++++----------
1 file changed, 17 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index bacd6c13186f..2cc6f1339024 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -128,6 +128,8 @@ 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);
@@ -138,6 +140,7 @@ 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)
@@ -166,30 +169,30 @@ 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,
@@ -832,6 +835,7 @@ 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 = {
@@ -843,6 +847,7 @@ 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 = {
@@ -853,6 +858,7 @@ 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 = {
@@ -863,6 +869,7 @@ 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)
--
2.18.0
Powered by blists - more mailing lists