linux-kernel - [PATCH] venus: helpers: keep max bandwidth when mbps exceeds the supported range

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Message-Id: <20210331092822.5729-1-vgarodia@codeaurora.org>
Date:   Wed, 31 Mar 2021 14:58:22 +0530
From:   Vikash Garodia <vgarodia@...eaurora.org>
To:     linux-media@...r.kernel.org, stanimir.varbanov@...aro.org
Cc:     linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        Vikash Garodia <vgarodia@...eaurora.org>
Subject: [PATCH] venus: helpers: keep max bandwidth when mbps exceeds the supported range

When the video usecase have macro blocks per sec which is  more than
supported, keep the required bus bandwidth as the maximum supported.

Signed-off-by: Vikash Garodia <vgarodia@...eaurora.org>
---
 drivers/media/platform/qcom/venus/pm_helpers.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/qcom/venus/pm_helpers.c b/drivers/media/platform/qcom/venus/pm_helpers.c
index e349d01422c5..ebd7e42e31c1 100644
--- a/drivers/media/platform/qcom/venus/pm_helpers.c
+++ b/drivers/media/platform/qcom/venus/pm_helpers.c
@@ -186,7 +186,7 @@ static void mbs_to_bw(struct venus_inst *inst, u32 mbs, u32 *avg, u32 *peak)
 		return;
 
 	for (i = 0; i < num_rows; i++) {
-		if (mbs > bw_tbl[i].mbs_per_sec)
+		if (i != 0 && mbs > bw_tbl[i].mbs_per_sec)
 			break;
 
 		if (inst->dpb_fmt & HFI_COLOR_FORMAT_10_BIT_BASE) {
-- 
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