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Use si_drv1 instead of dev2unit() inside agp(4).

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Reviewed by:	rnoland
This commit is contained in:
Ed Schouten 2009-04-14 13:11:34 +00:00
parent 9555aafab2
commit b7d9e67c45
1 changed files with 6 additions and 10 deletions
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16
sys/dev/agp/agp.c
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@ -81,7 +81,6 @@ static struct cdevsw agp_cdevsw = {
};
static devclass_t agp_devclass;
#define KDEV2DEV(kdev) devclass_get_device(agp_devclass, dev2unit(kdev))
/* Helper functions for implementing chipset mini drivers. */
@ -254,11 +253,8 @@ agp_generic_attach(device_t dev)
sc->as_nextid = 1;
sc->as_devnode = make_dev(&agp_cdevsw,
device_get_unit(dev),
UID_ROOT,
GID_WHEEL,
0600,
"agpgart");
0, UID_ROOT, GID_WHEEL, 0600, "agpgart");
sc->as_devnode->si_drv1 = dev;
return 0;
}
@ -802,7 +798,7 @@ agp_unbind_user(device_t dev, agp_unbind *unbind)
static int
agp_open(struct cdev *kdev, int oflags, int devtype, struct thread *td)
{
device_t dev = KDEV2DEV(kdev);
device_t dev = kdev->si_drv1;
struct agp_softc *sc = device_get_softc(dev);
if (!sc->as_isopen) {
@ -816,7 +812,7 @@ agp_open(struct cdev *kdev, int oflags, int devtype, struct thread *td)
static int
agp_close(struct cdev *kdev, int fflag, int devtype, struct thread *td)
{
device_t dev = KDEV2DEV(kdev);
device_t dev = kdev->si_drv1;
struct agp_softc *sc = device_get_softc(dev);
struct agp_memory *mem;
@ -839,7 +835,7 @@ agp_close(struct cdev *kdev, int fflag, int devtype, struct thread *td)
static int
agp_ioctl(struct cdev *kdev, u_long cmd, caddr_t data, int fflag, struct thread *td)
{
device_t dev = KDEV2DEV(kdev);
device_t dev = kdev->si_drv1;
switch (cmd) {
case AGPIOC_INFO:
@ -874,7 +870,7 @@ agp_ioctl(struct cdev *kdev, u_long cmd, caddr_t data, int fflag, struct thread
static int
agp_mmap(struct cdev *kdev, vm_offset_t offset, vm_paddr_t *paddr, int prot)
{
device_t dev = KDEV2DEV(kdev);
device_t dev = kdev->si_drv1;
struct agp_softc *sc = device_get_softc(dev);
if (offset > AGP_GET_APERTURE(dev))