diff options
Diffstat (limited to 'arch/blackfin/mach-bf561/coreb.c')
| -rw-r--r-- | arch/blackfin/mach-bf561/coreb.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/arch/blackfin/mach-bf561/coreb.c b/arch/blackfin/mach-bf561/coreb.c index 93635a766f9..78ecb50bafc 100644 --- a/arch/blackfin/mach-bf561/coreb.c +++ b/arch/blackfin/mach-bf561/coreb.c @@ -18,21 +18,21 @@ #include <linux/miscdevice.h> #include <linux/module.h> -#define CMD_COREB_START 2 -#define CMD_COREB_STOP 3 -#define CMD_COREB_RESET 4 +#define CMD_COREB_START _IO('b', 0) +#define CMD_COREB_STOP _IO('b', 1) +#define CMD_COREB_RESET _IO('b', 2) -static int -coreb_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) +static long +coreb_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { int ret = 0; switch (cmd) { case CMD_COREB_START: - bfin_write_SICA_SYSCR(bfin_read_SICA_SYSCR() & ~0x0020); + bfin_write_SYSCR(bfin_read_SYSCR() & ~0x0020); break; case CMD_COREB_STOP: - bfin_write_SICA_SYSCR(bfin_read_SICA_SYSCR() | 0x0020); + bfin_write_SYSCR(bfin_read_SYSCR() | 0x0020); bfin_write_SICB_SYSCR(bfin_read_SICB_SYSCR() | 0x0080); break; case CMD_COREB_RESET: @@ -48,9 +48,10 @@ coreb_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned l return ret; } -static struct file_operations coreb_fops = { - .owner = THIS_MODULE, - .ioctl = coreb_ioctl, +static const struct file_operations coreb_fops = { + .owner = THIS_MODULE, + .unlocked_ioctl = coreb_ioctl, + .llseek = noop_llseek, }; static struct miscdevice coreb_dev = { @@ -73,3 +74,4 @@ module_exit(bf561_coreb_exit); MODULE_AUTHOR("Bas Vermeulen <bvermeul@blackstar.xs4all.nl>"); MODULE_DESCRIPTION("BF561 Core B Support"); +MODULE_LICENSE("GPL"); |