Commit c83da623 authored by Bo-Chen Chen's avatar Bo-Chen Chen Committed by Chun-Kuang Hu
Browse files

drm/mediatek: dpi: Add config to support direct connection to dpi panels 



MediaTek dpi supports direct connection to dpi panels while dp_intf does
not support. Therefore, add a config "support_direct_pin" to control this.

Signed-off-by: default avatarBo-Chen Chen <rex-bc.chen@mediatek.com>
Reviewed-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patchwork.kernel.org/project/linux-mediatek/patch/20220705102530.1344-3-rex-bc.chen@mediatek.com/


Signed-off-by: default avatarChun-Kuang Hu <chunkuang.hu@kernel.org>
parent b992131a

drivers/gpu/drm/mediatek/mtk_dpi.c

+12 −4
Original line number Diff line number Diff line
@@ -123,6 +123,7 @@ 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.

 * @support_direct_pin: IP supports direct connection to dpi panels.

 * @dimension_mask: Mask used for HWIDTH, HPORCH, VSYNC_WIDTH and VSYNC_PORCH

 *		    (no shift).

 * @hvsize_mask: Mask of HSIZE and VSIZE mask (no shift).
@@ -139,6 +140,7 @@ struct mtk_dpi_conf { 
	u32 num_output_fmts;

	bool is_ck_de_pol;

	bool swap_input_support;

	bool support_direct_pin;

	u32 dimension_mask;

	u32 hvsize_mask;

	u32 channel_swap_shift;
@@ -579,11 +581,13 @@ static int mtk_dpi_set_display_mode(struct mtk_dpi *dpi, 
	mtk_dpi_config_channel_limit(dpi);

	mtk_dpi_config_bit_num(dpi, dpi->bit_num);

	mtk_dpi_config_channel_swap(dpi, dpi->channel_swap);

	mtk_dpi_config_yc_map(dpi, dpi->yc_map);

	mtk_dpi_config_color_format(dpi, dpi->color_format);

	if (dpi->conf->support_direct_pin) {

		mtk_dpi_config_yc_map(dpi, dpi->yc_map);

		mtk_dpi_config_2n_h_fre(dpi);

		mtk_dpi_dual_edge(dpi);

		mtk_dpi_config_disable_edge(dpi);

	}

	mtk_dpi_sw_reset(dpi, false);



	return 0;
@@ -842,6 +846,7 @@ 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,

	.support_direct_pin = true,

	.dimension_mask = HPW_MASK,

	.hvsize_mask = HSIZE_MASK,

	.channel_swap_shift = CH_SWAP,
@@ -858,6 +863,7 @@ 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,

	.support_direct_pin = true,

	.dimension_mask = HPW_MASK,

	.hvsize_mask = HSIZE_MASK,

	.channel_swap_shift = CH_SWAP,
@@ -873,6 +879,7 @@ 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,

	.support_direct_pin = true,

	.dimension_mask = HPW_MASK,

	.hvsize_mask = HSIZE_MASK,

	.channel_swap_shift = CH_SWAP,
@@ -888,6 +895,7 @@ 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,

	.support_direct_pin = true,

	.dimension_mask = HPW_MASK,

	.hvsize_mask = HSIZE_MASK,

	.channel_swap_shift = CH_SWAP,