X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=drivers%2Fmedia%2Fvideo%2Fcpia_pp.c;h=c431df8248d659199c66da758e6afcd35a918575;hp=41f4b8d17559d085eab1f3c6a3bf0f278eb71264;hb=06e61f8d5f5df68104168ac20d0527ecee13638a;hpb=b4bc7b53ccfa0cb793591ba11af49db8f1bc5a4d diff --git a/drivers/media/video/cpia_pp.c b/drivers/media/video/cpia_pp.c index 41f4b8d17559..c431df8248d6 100644 --- a/drivers/media/video/cpia_pp.c +++ b/drivers/media/video/cpia_pp.c @@ -34,7 +34,6 @@ #include #include #include -#include #include #include @@ -62,7 +61,6 @@ static int cpia_pp_close(void *privdata); #define PPCPIA_PARPORT_OFF -2 #define PPCPIA_PARPORT_NONE -1 -#ifdef MODULE static int parport_nr[PARPORT_MAX] = {[0 ... PARPORT_MAX - 1] = PPCPIA_PARPORT_UNSPEC}; static char *parport[PARPORT_MAX] = {NULL,}; @@ -72,16 +70,13 @@ MODULE_LICENSE("GPL"); module_param_array(parport, charp, NULL, 0); MODULE_PARM_DESC(parport, "'auto' or a list of parallel port numbers. Just like lp."); -#else -static int parport_nr[PARPORT_MAX] __initdata = - {[0 ... PARPORT_MAX - 1] = PPCPIA_PARPORT_UNSPEC}; -static int parport_ptr = 0; -#endif struct pp_cam_entry { struct pardevice *pdev; struct parport *port; struct work_struct cb_task; + void (*cb_func)(void *cbdata); + void *cb_data; int open_count; wait_queue_head_t wq_stream; /* image state flags */ @@ -130,6 +125,19 @@ static void cpia_parport_disable_irq( struct parport *port ) { #define PARPORT_CHUNK_SIZE PAGE_SIZE +static void cpia_pp_run_callback(struct work_struct *work) +{ + void (*cb_func)(void *cbdata); + void *cb_data; + struct pp_cam_entry *cam; + + cam = container_of(work, struct pp_cam_entry, cb_task); + cb_func = cam->cb_func; + cb_data = cam->cb_data; + + cb_func(cb_data); +} + /**************************************************************************** * * CPiA-specific low-level parport functions for nibble uploads @@ -664,7 +672,9 @@ static int cpia_pp_registerCallback(void *privdata, void (*cb)(void *cbdata), vo int retval = 0; if(cam->port->irq != PARPORT_IRQ_NONE) { - INIT_WORK(&cam->cb_task, cb, cbdata); + cam->cb_func = cb; + cam->cb_data = cbdata; + INIT_WORK(&cam->cb_task, cpia_pp_run_callback); } else { retval = -1; } @@ -802,7 +812,7 @@ static struct parport_driver cpia_pp_driver = { .detach = cpia_pp_detach, }; -static int cpia_pp_init(void) +static int __init cpia_pp_init(void) { printk(KERN_INFO "%s v%d.%d.%d\n",ABOUT, CPIA_PP_MAJ_VER,CPIA_PP_MIN_VER,CPIA_PP_PATCH_VER); @@ -821,8 +831,7 @@ static int cpia_pp_init(void) return 0; } -#ifdef MODULE -int init_module(void) +static int __init cpia_init(void) { if (parport[0]) { /* The user gave some parameters. Let's see what they were. */ @@ -849,38 +858,11 @@ int init_module(void) return cpia_pp_init(); } -void cleanup_module(void) +static void __exit cpia_cleanup(void) { - parport_unregister_driver (&cpia_pp_driver); + parport_unregister_driver(&cpia_pp_driver); return; } -#else /* !MODULE */ - -static int __init cpia_pp_setup(char *str) -{ - int err; - - if (!strncmp(str, "parport", 7)) { - int n = simple_strtoul(str + 7, NULL, 10); - if (parport_ptr < PARPORT_MAX) { - parport_nr[parport_ptr++] = n; - } else { - LOG("too many ports, %s ignored.\n", str); - } - } else if (!strcmp(str, "auto")) { - parport_nr[0] = PPCPIA_PARPORT_AUTO; - } else if (!strcmp(str, "none")) { - parport_nr[parport_ptr++] = PPCPIA_PARPORT_NONE; - } - - err=cpia_pp_init(); - if (err) - return err; - - return 1; -} - -__setup("cpia_pp=", cpia_pp_setup); - -#endif /* !MODULE */ +module_init(cpia_init); +module_exit(cpia_cleanup);