media: venus: hfi: Add error message for timeout error

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>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

diff --git a/drivers/media/platform/qcom/venus/hfi_venus.c b/drivers/media/platform/qcom/venus/hfi_venus.c
index 3a75a27632fbc47e7e00d98b6cbd753210cebc7a..9a34662fea38824cf6087343427cf23bf2b17c5b 100644 (file)
--- 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) {