From:   Luca Weiss <luca.weiss@fairphone.com>
To:     linux-arm-msm@vger.kernel.org
Cc:     ~postmarketos/upstreaming@lists.sr.ht,
        Luca Weiss <luca.weiss@fairphone.com>,
        Stanimir Varbanov <stanimir.varbanov@linaro.org>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        linux-media@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 1/2] media: venus: hfi: Add error message for timeout error
Date:   Fri, 14 Jan 2022 12:02:25 +0100
Message-Id: <20220114110226.130380-1-luca.weiss@fairphone.com>
MIME-Version: 1.0
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This error can appear with wrong configuration and is difficult to find
as it just returns -ETIMEDOUT with no further message.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
 drivers/media/platform/qcom/venus/hfi_venus.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/qcom/venus/hfi_venus.c b/drivers/media/platform/qcom/venus/hfi_venus.c
index 3a75a27632fb..9a34662fea38 100644
--- a/drivers/media/platform/qcom/venus/hfi_venus.c
+++ b/drivers/media/platform/qcom/venus/hfi_venus.c
@@ -1583,8 +1583,10 @@ static int venus_suspend_3xx(struct venus_core *core)
 	 */
 	ret = readx_poll_timeout(venus_cpu_and_video_core_idle, hdev, val, val,
 				 1500, 100 * 1500);
-	if (ret)
+	if (ret) {
+		dev_err(dev, "wait for cpu and video core idle fail (%d)\n", ret);
 		return ret;
+	}
 
 	ret = venus_prepare_power_collapse(hdev, false);
 	if (ret) {
-- 
2.34.1