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From:   Todor Tomov <todor.tomov@linaro.org>
To:     mchehab@kernel.org, sakari.ailus@linux.intel.com,
        hans.verkuil@cisco.com, laurent.pinchart+renesas@ideasonboard.com,
        linux-media@vger.kernel.org
Cc:     linux-kernel@vger.kernel.org, Todor Tomov <todor.tomov@linaro.org>
Subject: [PATCH v2 09/34] media: camss: csiphy: Update settle count calculation
Date:   Thu,  5 Jul 2018 16:32:40 +0300
Message-Id: <1530797585-8555-10-git-send-email-todor.tomov@linaro.org>
In-Reply-To: <1530797585-8555-1-git-send-email-todor.tomov@linaro.org>
References: <1530797585-8555-1-git-send-email-todor.tomov@linaro.org>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Update settle count calculation as per specification.

Signed-off-by: Todor Tomov <todor.tomov@linaro.org>
---
 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