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usb: gadget: uvc: move module parameters from f_uvc 

When configfs support is integrated the future uvc function
module must not take any parameters. Move parameters to
webcam.

Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Tested-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Andrzej Pietrasiewicz 2014-09-08 11:18:16 +03:00 committed by Felipe Balbi
parent a1d27a4bf5
commit efb540c895
3 changed files with 38 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
drivers/usb/gadget/function/f_uvc.c
View File

@ -29,21 +29,9 @@
#include "uvc.h"
unsigned int uvc_gadget_trace_param;
/*-------------------------------------------------------------------------*/
/* module parameters specific to the Video streaming endpoint */
static unsigned int streaming_interval = 1;
module_param(streaming_interval, uint, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(streaming_interval, "1 - 16");
static unsigned int streaming_maxpacket = 1024;
module_param(streaming_maxpacket, uint, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(streaming_maxpacket, "1 - 1023 (FS), 1 - 3072 (hs/ss)");
static unsigned int streaming_interval;
static unsigned int streaming_maxpacket;
static unsigned int streaming_maxburst;
module_param(streaming_maxburst, uint, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(streaming_maxburst, "0 - 15 (ss only)");
/* --------------------------------------------------------------------------
* Function descriptors
@ -756,7 +744,9 @@ uvc_bind_config(struct usb_configuration *c,
const struct uvc_descriptor_header * const *ss_control,
const struct uvc_descriptor_header * const *fs_streaming,
const struct uvc_descriptor_header * const *hs_streaming,
const struct uvc_descriptor_header * const *ss_streaming)
const struct uvc_descriptor_header * const *ss_streaming,
unsigned int stream_interv, unsigned int stream_maxpkt,
unsigned int stream_maxburst, unsigned int trace)
{
struct uvc_device *uvc;
int ret = 0;
@ -794,6 +784,10 @@ uvc_bind_config(struct usb_configuration *c,
ss_streaming[0]->bDescriptorSubType != UVC_VS_INPUT_HEADER)
goto error;
streaming_interval = stream_interv;
streaming_maxpacket = stream_maxpkt;
streaming_maxburst = stream_maxburst;
uvc_gadget_trace_param = trace;
uvc->desc.fs_control = fs_control;
uvc->desc.ss_control = ss_control;
uvc->desc.fs_streaming = fs_streaming;
@ -838,6 +832,4 @@ error:
return ret;
}
module_param_named(trace, uvc_gadget_trace_param, uint, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(trace, "Trace level bitmask");

6
drivers/usb/gadget/function/f_uvc.h
View File

@ -21,7 +21,11 @@ int uvc_bind_config(struct usb_configuration *c,
const struct uvc_descriptor_header * const *hs_control,
const struct uvc_descriptor_header * const *fs_streaming,
const struct uvc_descriptor_header * const *hs_streaming,
const struct uvc_descriptor_header * const *ss_streaming);
const struct uvc_descriptor_header * const *ss_streaming,
unsigned int streaming_interval_webcam,
unsigned int streaming_maxpacket_webcam,
unsigned int streaming_maxburst_webcam,
unsigned int uvc_gadget_trace_webcam);
#endif /* _F_UVC_H_ */

27
drivers/usb/gadget/legacy/webcam.c
View File

@ -29,6 +29,25 @@
#include "f_uvc.c"
USB_GADGET_COMPOSITE_OPTIONS();
/*-------------------------------------------------------------------------*/
/* module parameters specific to the Video streaming endpoint */
static unsigned int streaming_interval = 1;
module_param(streaming_interval, uint, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(streaming_interval, "1 - 16");
static unsigned int streaming_maxpacket = 1024;
module_param(streaming_maxpacket, uint, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(streaming_maxpacket, "1 - 1023 (FS), 1 - 3072 (hs/ss)");
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
*/
@ -326,9 +345,11 @@ static const struct uvc_descriptor_header * const uvc_ss_streaming_cls[] = {
static int __init
webcam_config_bind(struct usb_configuration *c)
{
return uvc_bind_config(c, uvc_fs_control_cls, uvc_ss_control_cls,
uvc_fs_streaming_cls, uvc_hs_streaming_cls,
uvc_ss_streaming_cls);
return uvc_bind_config(c, uvc_fs_control_cls,
uvc_ss_control_cls, uvc_fs_streaming_cls,
uvc_hs_streaming_cls, uvc_ss_streaming_cls,
streaming_interval, streaming_maxpacket,
streaming_maxburst, trace);
}
static struct usb_configuration webcam_config_driver = {