Instead of only using the visible width and height, also add the
horizontal and vertical blanking to calculate the bit rate.
Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
---
drivers/media/i2c/tc358743.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c
index dd2ea16..74e83c5 100644
--- a/drivers/media/i2c/tc358743.c
+++ b/drivers/media/i2c/tc358743.c
@@ -713,9 +713,11 @@ static unsigned tc358743_num_csi_lanes_needed(struct v4l2_subdev *sd)
{
struct tc358743_state *state = to_state(sd);
struct v4l2_bt_timings *bt = &state->timings.bt;
+ u32 htotal = bt->width + bt->hfrontporch + bt->hsync + bt->hbackporch;
+ u32 vtotal = bt->height + bt->vfrontporch + bt->vsync + bt->vbackporch;
u32 bits_pr_pixel =
(state->mbus_fmt_code == MEDIA_BUS_FMT_UYVY8_1X16) ? 16 : 24;
- u32 bps = bt->width * bt->height * fps(bt) * bits_pr_pixel;
+ u32 bps = htotal * vtotal * fps(bt) * bits_pr_pixel;
return DIV_ROUND_UP(bps, state->pdata.bps_pr_lane);
}
--
2.1.4
--
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