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media: atomisp: set DFS to MAX if sensor doesn't report fps

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If the sensor doesn't implement support for g_frame_interval,
it won't return the expected fps rate.

Instead of keeping DFS on its minimal value (which will likely
not work), set it to the max.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab 2020-06-01 10:38:47 +02:00
parent 92b2bc49fc
commit baf768cf29
1 changed files with 6 additions and 2 deletions
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8
drivers/staging/media/atomisp/pci/atomisp_cmd.c
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@ -243,8 +243,12 @@ int atomisp_freq_scaling(struct atomisp_device *isp,
}
fps = atomisp_get_sensor_fps(asd);
if (fps == 0)
return -EINVAL;
if (fps == 0) {
dev_info(isp->dev,
"Sensor didn't report FPS. Using DFS max mode.\n");
new_freq = dfs->highest_freq;
goto done;
}
curr_rules.width = asd->fmt[asd->capture_pad].fmt.width;
curr_rules.height = asd->fmt[asd->capture_pad].fmt.height;