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usb: gadget: uvc: Move trace parameter to function module 

The trace module parameter controls output of debugging messages in the
UVC function driver. Move it from the webcam module to the UVC function
module where it belongs. This allows ConfigFS-based UVC gadgets to
control tracing.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Laurent Pinchart 2018-05-21 11:28:53 +03:00 committed by Felipe Balbi
parent 284eb1663b
commit 20970d823a
3 changed files with 2 additions and 8 deletions
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2
drivers/usb/gadget/function/f_uvc.c
View File

@ -31,6 +31,8 @@
#include "uvc_video.h"
unsigned int uvc_gadget_trace_param;
module_param_named(trace, uvc_gadget_trace_param, uint, 0644);
MODULE_PARM_DESC(trace, "Trace level bitmask");
/* --------------------------------------------------------------------------
* Function descriptors

4
drivers/usb/gadget/function/u_uvc.h
View File

@ -21,7 +21,6 @@
struct f_uvc_opts {
struct usb_function_instance func_inst;
unsigned int uvc_gadget_trace_param;
unsigned int streaming_interval;
unsigned int streaming_maxpacket;
unsigned int streaming_maxburst;
@ -81,7 +80,4 @@ struct f_uvc_opts {
int refcnt;
};
void uvc_set_trace_param(unsigned int trace);
#endif /* U_UVC_H */

4
drivers/usb/gadget/legacy/webcam.c
View File

@ -30,9 +30,6 @@ static unsigned int streaming_maxburst;
module_param(streaming_maxburst, uint, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(streaming_maxburst, "0 - 15 (ss only)");
static unsigned int trace;
module_param(trace, uint, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(trace, "Trace level bitmask");
/* --------------------------------------------------------------------------
* Device descriptor
*/
@ -379,7 +376,6 @@ webcam_bind(struct usb_composite_dev *cdev)
uvc_opts->streaming_interval = streaming_interval;
uvc_opts->streaming_maxpacket = streaming_maxpacket;
uvc_opts->streaming_maxburst = streaming_maxburst;
uvc_set_trace_param(trace);
uvc_opts->fs_control = uvc_fs_control_cls;
uvc_opts->ss_control = uvc_ss_control_cls;