sh_mobile_ceu can support "field signal" from external module.
To support this operation, SH_CEU_FLAG_USE_FLDID_{HIGH, LOW}
are added to header.
Signed-off-by: Kuninori Morimoto <morimoto.kuninori@xxxxxxxxxxx>
---
v1 -> v2
o field name fix
drivers/media/video/sh_mobile_ceu_camera.c | 7 +++++++
include/media/sh_mobile_ceu.h | 2 ++
2 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c
index aa20745..1f746e1 100644
--- a/drivers/media/video/sh_mobile_ceu_camera.c
+++ b/drivers/media/video/sh_mobile_ceu_camera.c
@@ -118,6 +118,12 @@ static unsigned long make_bus_param(struct sh_mobile_ceu_dev *pcdev)
if (pcdev->pdata->flags & SH_CEU_FLAG_USE_16BIT_BUS)
flags |= SOCAM_DATAWIDTH_16;
+ if (pcdev->pdata->flags & SH_CEU_FLAG_USE_FLDID_HIGH)
+ flags |= SOCAM_FIELD_ID_ACTIVE_HIGH;
+
+ if (pcdev->pdata->flags & SH_CEU_FLAG_USE_FLDID_LOW)
+ flags |= SOCAM_FIELD_ID_ACTIVE_LOW;
+
if (flags & SOCAM_DATAWIDTH_MASK)
return flags;
@@ -474,6 +480,7 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd,
icd->current_fmt->fourcc == V4L2_PIX_FMT_NV61)
value ^= 0x00000100; /* swap U, V to change from NV1x->NVx1 */
+ value |= common_flags & SOCAM_FIELD_ID_ACTIVE_LOW ? 1 << 16 : 0;
value |= common_flags & SOCAM_VSYNC_ACTIVE_LOW ? 1 << 1 : 0;
value |= common_flags & SOCAM_HSYNC_ACTIVE_LOW ? 1 << 0 : 0;
value |= buswidth == 16 ? 1 << 12 : 0;
diff --git a/include/media/sh_mobile_ceu.h b/include/media/sh_mobile_ceu.h
index 0f3524c..8da9437 100644
--- a/include/media/sh_mobile_ceu.h
+++ b/include/media/sh_mobile_ceu.h
@@ -3,6 +3,8 @@
#define SH_CEU_FLAG_USE_8BIT_BUS (1 << 0) /* use 8bit bus width */
#define SH_CEU_FLAG_USE_16BIT_BUS (1 << 1) /* use 16bit bus width */
+#define SH_CEU_FLAG_USE_FLDID_HIGH (1 << 2) /* top field if FLD is high */
+#define SH_CEU_FLAG_USE_FLDID_LOW (1 << 3) /* top field if FLD is low */
struct sh_mobile_ceu_info {
unsigned long flags;
--
1.5.6.3
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