[PATCH v2, 2/7] media: mtk-vcodec: Add to support lat soc hardware
From: Yunfei Dong <yunfei.dong@mediatek.com>
Date: 2022-01-28 03:55:04
Also in:
dri-devel, linux-devicetree, linux-media, linux-mediatek, lkml
Subsystem:
media input infrastructure (v4l/dvb), the rest · Maintainers:
Mauro Carvalho Chehab, Linus Torvalds
Add lat soc compatible and to support lat soc power/clk helper. Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com> --- .../platform/mtk-vcodec/mtk_vcodec_dec_hw.c | 12 +++++++++--- .../platform/mtk-vcodec/mtk_vcodec_dec_hw.h | 2 ++ .../platform/mtk-vcodec/mtk_vcodec_dec_pm.c | 16 ++++++++++++++++ .../media/platform/mtk-vcodec/mtk_vcodec_drv.h | 1 + 4 files changed, 28 insertions(+), 3 deletions(-)
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c
index 7b5da3e4cac2..7374d5a5c156 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c@@ -28,6 +28,10 @@ static const struct of_device_id mtk_vdec_hw_match[] = { .compatible = "mediatek,mtk-vcodec-core", .data = (void *)MTK_VDEC_CORE, }, + { + .compatible = "mediatek,mtk-vcodec-lat-soc", + .data = (void *)MTK_VDEC_LAT_SOC, + }, {}, }; MODULE_DEVICE_TABLE(of, mtk_vdec_hw_match);
@@ -166,9 +170,11 @@ static int mtk_vdec_hw_probe(struct platform_device *pdev) subdev_dev->reg_base[VDEC_HW_SYS] = main_dev->reg_base[VDEC_HW_SYS]; set_bit(subdev_dev->hw_idx, main_dev->subdev_bitmap); - ret = mtk_vdec_hw_init_irq(subdev_dev); - if (ret) - goto err; + if (IS_SUPPORT_VDEC_HW_IRQ(hw_idx)) { + ret = mtk_vdec_hw_init_irq(subdev_dev); + if (ret) + goto err; + } subdev_dev->reg_base[VDEC_HW_MISC] = devm_platform_ioremap_resource(pdev, 0);
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.h
index a63e4b1b81c3..b8938c6c3e72 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.h
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.h@@ -17,6 +17,8 @@ #define VDEC_IRQ_CLR 0x10 #define VDEC_IRQ_CFG_REG 0xa4 +#define IS_SUPPORT_VDEC_HW_IRQ(hw_idx) (hw_idx != MTK_VDEC_LAT_SOC) + /** * enum mtk_vdec_hw_reg_idx - subdev hardware register base index * @VDEC_HW_SYS : vdec soc register index
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c
index 1581a1277473..76e1442fc6f9 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c@@ -203,6 +203,14 @@ static void mtk_vcodec_dec_child_dev_on(struct mtk_vcodec_dev *vdec_dev, mtk_vcodec_dec_pw_on(pm); mtk_vcodec_dec_clock_on(pm); } + + if (hw_idx == MTK_VDEC_LAT0) { + pm = mtk_vcodec_dec_get_pm(vdec_dev, MTK_VDEC_LAT_SOC); + if (pm) { + mtk_vcodec_dec_pw_on(pm); + mtk_vcodec_dec_clock_on(pm); + } + } } static void mtk_vcodec_dec_child_dev_off(struct mtk_vcodec_dev *vdec_dev,
@@ -215,6 +223,14 @@ static void mtk_vcodec_dec_child_dev_off(struct mtk_vcodec_dev *vdec_dev, mtk_vcodec_dec_clock_off(pm); mtk_vcodec_dec_pw_off(pm); } + + if (hw_idx == MTK_VDEC_LAT0) { + pm = mtk_vcodec_dec_get_pm(vdec_dev, MTK_VDEC_LAT_SOC); + if (pm) { + mtk_vcodec_dec_clock_off(pm); + mtk_vcodec_dec_pw_off(pm); + } + } } void mtk_vcodec_dec_enable_hardware(struct mtk_vcodec_ctx *ctx, int hw_idx)
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
index cd2939b47790..363b999dd709 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h@@ -104,6 +104,7 @@ enum mtk_vdec_hw_id { MTK_VDEC_CORE, MTK_VDEC_LAT0, MTK_VDEC_LAT1, + MTK_VDEC_LAT_SOC, MTK_VDEC_HW_MAX, };
--
2.25.1
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