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soc: mediatek: mmsys: add config api for RSZ switching and DCM 

Due to MT8195 HW design, some RSZs have additional settings that
need to be configured in MMSYS.

Signed-off-by: Roy-CW.Yeh <roy-cw.yeh@mediatek.com>
Signed-off-by: Moudy Ho <moudy.ho@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Change-Id: I41978bf14951221c88abbe70d8c24cb0770e11e3
Link: https://lore.kernel.org/r/20230206091109.1324-5-moudy.ho@mediatek.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
This commit is contained in:
Roy-CW.Yeh 2023-02-06 17:11:07 +08:00 committed by Matthias Brugger
parent 7ceff25a18
commit dd4f373ef9
3 changed files with 63 additions and 0 deletions
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13
drivers/soc/mediatek/mt8195-mmsys.h
View File

@ -146,6 +146,19 @@
#define MT8195_VDO1_MIXER_SOUT_SEL_IN 0xf68
#define MT8195_MIXER_SOUT_SEL_IN_FROM_DISP_MIXER 0
/* VPPSYS1 */
#define MT8195_VPP1_HW_DCM_1ST_DIS0 0x150
#define MT8195_VPP1_HW_DCM_1ST_DIS1 0x160
#define MT8195_VPP1_HW_DCM_2ND_DIS0 0x1a0
#define MT8195_VPP1_HW_DCM_2ND_DIS1 0x1b0
#define MT8195_SVPP2_BUF_BF_RSZ_SWITCH 0xf48
#define MT8195_SVPP3_BUF_BF_RSZ_SWITCH 0xf74
/* VPPSYS1 HW DCM client*/
#define MT8195_SVPP1_MDP_RSZ BIT(25)
#define MT8195_SVPP2_MDP_RSZ BIT(4)
#define MT8195_SVPP3_MDP_RSZ BIT(5)
static const struct mtk_mmsys_routes mmsys_mt8195_routing_table[] = {
{
DDP_COMPONENT_OVL0, DDP_COMPONENT_RDMA0,

44
drivers/soc/mediatek/mtk-mmsys.c
View File

@ -242,6 +242,50 @@ void mtk_mmsys_ddp_dpi_fmt_config(struct device *dev, u32 val)
}
EXPORT_SYMBOL_GPL(mtk_mmsys_ddp_dpi_fmt_config);
void mtk_mmsys_vpp_rsz_merge_config(struct device *dev, u32 id, bool enable,
struct cmdq_pkt *cmdq_pkt)
{
u32 reg;
switch (id) {
case 2:
reg = MT8195_SVPP2_BUF_BF_RSZ_SWITCH;
break;
case 3:
reg = MT8195_SVPP3_BUF_BF_RSZ_SWITCH;
break;
default:
dev_err(dev, "Invalid id %d\n", id);
return;
}
mtk_mmsys_update_bits(dev_get_drvdata(dev), reg, ~0, enable, cmdq_pkt);
}
EXPORT_SYMBOL_GPL(mtk_mmsys_vpp_rsz_merge_config);
void mtk_mmsys_vpp_rsz_dcm_config(struct device *dev, bool enable,
struct cmdq_pkt *cmdq_pkt)
{
u32 client;
client = MT8195_SVPP1_MDP_RSZ;
mtk_mmsys_update_bits(dev_get_drvdata(dev),
MT8195_VPP1_HW_DCM_1ST_DIS0, client,
((enable) ? client : 0), cmdq_pkt);
mtk_mmsys_update_bits(dev_get_drvdata(dev),
MT8195_VPP1_HW_DCM_2ND_DIS0, client,
((enable) ? client : 0), cmdq_pkt);
client = MT8195_SVPP2_MDP_RSZ | MT8195_SVPP3_MDP_RSZ;
mtk_mmsys_update_bits(dev_get_drvdata(dev),
MT8195_VPP1_HW_DCM_1ST_DIS1, client,
((enable) ? client : 0), cmdq_pkt);
mtk_mmsys_update_bits(dev_get_drvdata(dev),
MT8195_VPP1_HW_DCM_2ND_DIS1, client,
((enable) ? client : 0), cmdq_pkt);
}
EXPORT_SYMBOL_GPL(mtk_mmsys_vpp_rsz_dcm_config);
static int mtk_mmsys_reset_update(struct reset_controller_dev *rcdev, unsigned long id,
bool assert)
{

6
include/linux/soc/mediatek/mtk-mmsys.h
View File

@ -99,4 +99,10 @@ void mtk_mmsys_mixer_in_config(struct device *dev, int idx, bool alpha_sel, u16
void mtk_mmsys_mixer_in_channel_swap(struct device *dev, int idx, bool channel_swap,
struct cmdq_pkt *cmdq_pkt);
void mtk_mmsys_vpp_rsz_merge_config(struct device *dev, u32 id, bool enable,
struct cmdq_pkt *cmdq_pkt);
void mtk_mmsys_vpp_rsz_dcm_config(struct device *dev, bool enable,
struct cmdq_pkt *cmdq_pkt);
#endif /* __MTK_MMSYS_H */