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| author | Josh Wu <josh.wu@atmel.com> | 2015-11-03 05:45:11 (GMT) |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-11-17 17:31:47 (GMT) |
| commit | 7393de60a2ddd30ac0d6699c61f7a11519bf91fa (patch) | |
| tree | 2180c669df4f86227b923dcd1114a6df4df122ab /drivers/media/platform/soc_camera | |
| parent | bd70f260cb2629a60b676f045eeb90a061a7630e (diff) | |
| download | linux-7393de60a2ddd30ac0d6699c61f7a11519bf91fa.tar.xz | |
[media] atmel-isi: setup YCC_SWAP correctly when using preview path
The preview path only can convert UYVY format to RGB data.
To make preview path work correctly, we need to set up YCC_SWAP
according to sensor output and convert them to UYVY.
Signed-off-by: Josh Wu <josh.wu@atmel.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/platform/soc_camera')
| -rw-r--r-- | drivers/media/platform/soc_camera/atmel-isi.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/media/platform/soc_camera/atmel-isi.c b/drivers/media/platform/soc_camera/atmel-isi.c index 22ae4c8..b70754f 100644 --- a/drivers/media/platform/soc_camera/atmel-isi.c +++ b/drivers/media/platform/soc_camera/atmel-isi.c @@ -117,6 +117,20 @@ static u32 setup_cfg2_yuv_swap(struct atmel_isi *isi, case MEDIA_BUS_FMT_YVYU8_2X8: return ISI_CFG2_YCC_SWAP_MODE_1; } + } else if (xlate->host_fmt->fourcc == V4L2_PIX_FMT_RGB565) { + /* + * Preview path is enabled, it will convert UYVY to RGB format. + * But if sensor output format is not UYVY, we need to set + * YCC_SWAP_MODE to convert it as UYVY. + */ + switch (xlate->code) { + case MEDIA_BUS_FMT_VYUY8_2X8: + return ISI_CFG2_YCC_SWAP_MODE_1; + case MEDIA_BUS_FMT_YUYV8_2X8: + return ISI_CFG2_YCC_SWAP_MODE_2; + case MEDIA_BUS_FMT_YVYU8_2X8: + return ISI_CFG2_YCC_SWAP_MODE_3; + } } /* |