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staging: bcm2835-camera: Add hint about possible faulty config

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As per default the GPU memory config of the Raspberry Pi isn't sufficient
for the camera usage. Even worse the bcm2835 camera driver doesn't provide a
helpful error message in this case. So let's add a hint to point the user
to the likely cause.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Stefan Wahren 2018-12-06 19:29:00 +01:00 committed by Greg Kroah-Hartman
parent 9c85a4d0ae
commit 4cc357c500
1 changed files with 4 additions and 1 deletions
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5
drivers/staging/vc04_services/bcm2835-camera/mmal-vchiq.c
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@ -1623,8 +1623,11 @@ int vchiq_mmal_component_init(struct vchiq_mmal_instance *instance,
component = &instance->component[instance->component_idx];
ret = create_component(instance, component, name);
if (ret < 0)
if (ret < 0) {
pr_err("%s: failed to create component %d (Not enough GPU mem?)\n",
__func__, ret);
goto unlock;
}
/* ports info needs gathering */
component->control.type = MMAL_PORT_TYPE_CONTROL;