The branch main has been updated by jhb: URL: https://cgit.FreeBSD.org/src/commit/?id=a9e5e04e6468e7ad9d17a8fe73b2bc7091894934
commit a9e5e04e6468e7ad9d17a8fe73b2bc7091894934 Author: John Baldwin <[email protected]> AuthorDate: 2022-04-21 17:29:14 +0000 Commit: John Baldwin <[email protected]> CommitDate: 2022-04-21 17:29:14 +0000 arcmsr: Store softc pointer in si_drv1 of cdev. Rather than fetching the softc using the controller's unit number as an index into the devclass. Reviewed by: imp Differential Revision: https://reviews.freebsd.org/D35004 --- sys/dev/arcmsr/arcmsr.c | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) diff --git a/sys/dev/arcmsr/arcmsr.c b/sys/dev/arcmsr/arcmsr.c index f39959006498..87147402d091 100644 --- a/sys/dev/arcmsr/arcmsr.c +++ b/sys/dev/arcmsr/arcmsr.c @@ -240,8 +240,7 @@ static struct cdevsw arcmsr_cdevsw={ */ static int arcmsr_open(struct cdev *dev, int flags, int fmt, struct thread *proc) { - int unit = dev2unit(dev); - struct AdapterControlBlock *acb = devclass_get_softc(arcmsr_devclass, unit); + struct AdapterControlBlock *acb = dev->si_drv1; if (acb == NULL) { return ENXIO; @@ -254,8 +253,7 @@ static int arcmsr_open(struct cdev *dev, int flags, int fmt, struct thread *proc */ static int arcmsr_close(struct cdev *dev, int flags, int fmt, struct thread *proc) { - int unit = dev2unit(dev); - struct AdapterControlBlock *acb = devclass_get_softc(arcmsr_devclass, unit); + struct AdapterControlBlock *acb = dev->si_drv1; if (acb == NULL) { return ENXIO; @@ -268,8 +266,7 @@ static int arcmsr_close(struct cdev *dev, int flags, int fmt, struct thread *pro */ static int arcmsr_ioctl(struct cdev *dev, u_long ioctl_cmd, caddr_t arg, int flags, struct thread *proc) { - int unit = dev2unit(dev); - struct AdapterControlBlock *acb = devclass_get_softc(arcmsr_devclass, unit); + struct AdapterControlBlock *acb = dev->si_drv1; if (acb == NULL) { return ENXIO; @@ -4927,6 +4924,7 @@ irq_alloc_failed: */ static int arcmsr_attach(device_t dev) { + struct make_dev_args args; struct AdapterControlBlock *acb=(struct AdapterControlBlock *)device_get_softc(dev); u_int32_t unit=device_get_unit(dev); struct ccb_setasync csa; @@ -4996,7 +4994,13 @@ irqx: xpt_action((union ccb *)&csa); ARCMSR_LOCK_RELEASE(&acb->isr_lock); /* Create the control device. */ - acb->ioctl_dev = make_dev(&arcmsr_cdevsw, unit, UID_ROOT, GID_WHEEL /* GID_OPERATOR */, S_IRUSR | S_IWUSR, "arcmsr%d", unit); + make_dev_args_init(&args); + args.mda_devsw = &arcmsr_cdevsw; + args.mda_uid = UID_ROOT; + args.mda_gid = GID_WHEEL /* GID_OPERATOR */; + args.mda_mode = S_IRUSR | S_IWUSR; + args.mda_si_drv1 = acb; + (void)make_dev_s(&args, &acb->ioctl_dev, "arcmsr%d", unit); (void)make_dev_alias(acb->ioctl_dev, "arc%d", unit); arcmsr_callout_init(&acb->devmap_callout);
