[PATCH v2 09/34] media: camss: csiphy: Update settle count calculation

From: Todor Tomov
Date: Thu Jul 05 2018 - 09:40:37 EST


Update settle count calculation as per specification.

Signed-off-by: Todor Tomov <todor.tomov@xxxxxxxxxx>
---
drivers/media/platform/qcom/camss/camss-csiphy.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.c b/drivers/media/platform/qcom/camss/camss-csiphy.c
index 2a9adcd..6158ffd 100644
--- a/drivers/media/platform/qcom/camss/camss-csiphy.c
+++ b/drivers/media/platform/qcom/camss/camss-csiphy.c
@@ -329,7 +329,7 @@ static u8 csiphy_settle_cnt_calc(struct csiphy_device *csiphy)
t_hs_settle = (t_hs_prepare_max + t_hs_prepare_zero_min) / 2;

timer_period = div_u64(1000000000000LL, csiphy->timer_clk_rate);
- settle_cnt = t_hs_settle / timer_period;
+ settle_cnt = t_hs_settle / timer_period - 1;

return settle_cnt;
}
--
2.7.4