diff options
| -rw-r--r-- | drivers/media/platform/rcar-vin/rcar-dma.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/media/platform/rcar-vin/rcar-dma.c b/drivers/media/platform/rcar-vin/rcar-dma.c index 8397125a8968..01182e0a86f8 100644 --- a/drivers/media/platform/rcar-vin/rcar-dma.c +++ b/drivers/media/platform/rcar-vin/rcar-dma.c @@ -131,6 +131,7 @@ static u32 rvin_read(struct rvin_dev *vin, u32 offset) static int rvin_setup(struct rvin_dev *vin) { u32 vnmc, dmr, dmr2, interrupts; + v4l2_std_id std; bool progressive = false, output_is_yuv = false, input_is_yuv = false; switch (vin->format.field) { @@ -141,6 +142,14 @@ static int rvin_setup(struct rvin_dev *vin) vnmc = VNMC_IM_EVEN; break; case V4L2_FIELD_INTERLACED: + /* Default to TB */ + vnmc = VNMC_IM_FULL; + /* Use BT if video standard can be read and is 60 Hz format */ + if (!v4l2_subdev_call(vin_to_source(vin), video, g_std, &std)) { + if (std & V4L2_STD_525_60) + vnmc = VNMC_IM_FULL | VNMC_FOC; + } + break; case V4L2_FIELD_INTERLACED_TB: vnmc = VNMC_IM_FULL; break; |