diff options
author | Eugen Hristev | 2021-04-13 12:57:09 +0200 |
---|---|---|
committer | Mauro Carvalho Chehab | 2021-06-08 12:58:27 +0200 |
commit | 87b62b6d55dd78597b95f3df8111e3d533357b89 (patch) | |
tree | 196f0c0bbd18dcc4d547c401276efe0ab8c85129 | |
parent | 4fc9e8a775d4b3630d1bab6ad58a02dae943787f (diff) |
media: atmel: atmel-isc: add SUB422 and SUB420 to register offsets
The SUB submodules are a part of the atmel-isc pipeline, and stand for
Subsampling. They are used to subsample the original YUV 4:4:4 pixel ratio
aspect to either 4:2:2 or 4:2:0.
Add sub420 and sub422 to the reg offsets struct.
This will allow different products to have a different reg offset for these
particular modules.
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
-rw-r--r-- | drivers/media/platform/atmel/atmel-isc-base.c | 4 | ||||
-rw-r--r-- | drivers/media/platform/atmel/atmel-isc-regs.h | 4 | ||||
-rw-r--r-- | drivers/media/platform/atmel/atmel-isc.h | 4 | ||||
-rw-r--r-- | drivers/media/platform/atmel/atmel-sama5d2-isc.c | 2 |
4 files changed, 12 insertions, 2 deletions
diff --git a/drivers/media/platform/atmel/atmel-isc-base.c b/drivers/media/platform/atmel/atmel-isc-base.c index b7728914fda8..b398cdfdc2c9 100644 --- a/drivers/media/platform/atmel/atmel-isc-base.c +++ b/drivers/media/platform/atmel/atmel-isc-base.c @@ -2326,8 +2326,8 @@ int isc_pipeline_init(struct isc_device *isc) REG_FIELD(ISC_GAM_CTRL, 3, 3), REG_FIELD(ISC_CSC_CTRL + isc->offsets.csc, 0, 0), REG_FIELD(ISC_CBC_CTRL + isc->offsets.cbc, 0, 0), - REG_FIELD(ISC_SUB422_CTRL, 0, 0), - REG_FIELD(ISC_SUB420_CTRL, 0, 0), + REG_FIELD(ISC_SUB422_CTRL + isc->offsets.sub422, 0, 0), + REG_FIELD(ISC_SUB420_CTRL + isc->offsets.sub420, 0, 0), }; for (i = 0; i < ISC_PIPE_LINE_NODE_NUM; i++) { diff --git a/drivers/media/platform/atmel/atmel-isc-regs.h b/drivers/media/platform/atmel/atmel-isc-regs.h index a5e2fe01ba9f..04839def6ef6 100644 --- a/drivers/media/platform/atmel/atmel-isc-regs.h +++ b/drivers/media/platform/atmel/atmel-isc-regs.h @@ -194,9 +194,13 @@ #define ISC_CBC_CONTRAST 0x000003c0 #define ISC_CBC_CONTRAST_MASK GENMASK(11, 0) +/* Offset for SUB422 register specific to sama5d2 product */ +#define ISC_SAMA5D2_SUB422_OFFSET 0 /* Subsampling 4:4:4 to 4:2:2 Control Register */ #define ISC_SUB422_CTRL 0x000003c4 +/* Offset for SUB420 register specific to sama5d2 product */ +#define ISC_SAMA5D2_SUB420_OFFSET 0 /* Subsampling 4:2:2 to 4:2:0 Control Register */ #define ISC_SUB420_CTRL 0x000003cc diff --git a/drivers/media/platform/atmel/atmel-isc.h b/drivers/media/platform/atmel/atmel-isc.h index b1fe93c93c61..fb7257872e7c 100644 --- a/drivers/media/platform/atmel/atmel-isc.h +++ b/drivers/media/platform/atmel/atmel-isc.h @@ -148,10 +148,14 @@ struct isc_ctrls { * struct isc_reg_offsets - ISC device register offsets * @csc: Offset for the CSC register * @cbc: Offset for the CBC register + * @sub422: Offset for the SUB422 register + * @sub420: Offset for the SUB420 register */ struct isc_reg_offsets { u32 csc; u32 cbc; + u32 sub422; + u32 sub420; }; /* diff --git a/drivers/media/platform/atmel/atmel-sama5d2-isc.c b/drivers/media/platform/atmel/atmel-sama5d2-isc.c index 657d50ae9fa8..8211ee9bd8b9 100644 --- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c +++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c @@ -232,6 +232,8 @@ static int atmel_isc_probe(struct platform_device *pdev) isc->offsets.csc = ISC_SAMA5D2_CSC_OFFSET; isc->offsets.cbc = ISC_SAMA5D2_CBC_OFFSET; + isc->offsets.sub422 = ISC_SAMA5D2_SUB422_OFFSET; + isc->offsets.sub420 = ISC_SAMA5D2_SUB420_OFFSET; /* sama5d2-isc - 8 bits per beat */ isc->dcfg = ISC_DCFG_YMBSIZE_BEATS8 | ISC_DCFG_CMBSIZE_BEATS8; |