diff options
| author | Bo-Chen Chen <rex-bc.chen@mediatek.com> | 2022-07-05 18:25:28 +0800 |
|---|---|---|
| committer | Chun-Kuang Hu <chunkuang.hu@kernel.org> | 2022-07-06 22:29:46 +0800 |
| commit | 2587d8951b2f0e20a5e4a1f79b33f0b0932fb917 (patch) | |
| tree | 22599fc865a3c1ba3d9550e0607be8f9f6919166 /drivers/gpu/drm/mediatek | |
| parent | c83da6233d05715a1e5841aa0b874faaa8150074 (diff) | |
drm/mediatek: dpi: Add input_2pixel config support
The input pixel per iteration could be different, so we add a new config
"input_2pixel" to control this.
Signed-off-by: Bo-Chen Chen <rex-bc.chen@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patchwork.kernel.org/project/linux-mediatek/patch/20220705102530.1344-4-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.c | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_dpi_regs.h | 1 |
2 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c index fcdd050fca99..5722fce06e39 100644 --- a/drivers/gpu/drm/mediatek/mtk_dpi.c +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c @@ -124,6 +124,8 @@ struct mtk_dpi_yc_limit { * @is_ck_de_pol: Support CK/DE polarity. * @swap_input_support: Support input swap function. * @support_direct_pin: IP supports direct connection to dpi panels. + * @input_2pixel: Input pixel of dp_intf is 2 pixel per round, so enable this + * config to enable this feature. * @dimension_mask: Mask used for HWIDTH, HPORCH, VSYNC_WIDTH and VSYNC_PORCH * (no shift). * @hvsize_mask: Mask of HSIZE and VSIZE mask (no shift). @@ -141,6 +143,7 @@ struct mtk_dpi_conf { bool is_ck_de_pol; bool swap_input_support; bool support_direct_pin; + bool input_2pixel; u32 dimension_mask; u32 hvsize_mask; u32 channel_swap_shift; @@ -588,6 +591,10 @@ static int mtk_dpi_set_display_mode(struct mtk_dpi *dpi, mtk_dpi_dual_edge(dpi); mtk_dpi_config_disable_edge(dpi); } + if (dpi->conf->input_2pixel) { + mtk_dpi_mask(dpi, DPI_CON, DPINTF_INPUT_2P_EN, + DPINTF_INPUT_2P_EN); + } mtk_dpi_sw_reset(dpi, false); return 0; diff --git a/drivers/gpu/drm/mediatek/mtk_dpi_regs.h b/drivers/gpu/drm/mediatek/mtk_dpi_regs.h index 9ce300313f3e..305066577d41 100644 --- a/drivers/gpu/drm/mediatek/mtk_dpi_regs.h +++ b/drivers/gpu/drm/mediatek/mtk_dpi_regs.h @@ -40,6 +40,7 @@ #define FAKE_DE_LEVEN BIT(21) #define FAKE_DE_RODD BIT(22) #define FAKE_DE_REVEN BIT(23) +#define DPINTF_INPUT_2P_EN BIT(29) #define DPI_OUTPUT_SETTING 0x14 #define CH_SWAP 0 |