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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
*/
/*
* SD card host support. This is the API that host drivers access.
*/
#include <sys/types.h>
#include <sys/conf.h>
#include <sys/cmn_err.h>
#include <sys/varargs.h>
#include <sys/ddi.h>
#include <sys/sunddi.h>
#include <sys/sdcard/sda.h>
#include <sys/sdcard/sda_impl.h>
/*
* Implementation.
*/
void
sda_host_init_ops(struct dev_ops *devops)
{
bd_mod_init(devops);
}
void
sda_host_fini_ops(struct dev_ops *devops)
{
bd_mod_fini(devops);
}
sda_host_t *
sda_host_alloc(dev_info_t *dip, int nslot, sda_ops_t *ops, ddi_dma_attr_t *dma)
{
sda_host_t *h;
if (ops->so_version != SDA_OPS_VERSION) {
return (NULL);
}
h = kmem_zalloc(sizeof (*h), KM_SLEEP);
h->h_nslot = nslot;
h->h_slots = kmem_zalloc(sizeof (sda_slot_t) * nslot, KM_SLEEP);
h->h_dma = dma;
h->h_dip = dip;
/* initialize each slot */
for (int i = 0; i < nslot; i++) {
sda_slot_t *slot = &h->h_slots[i];
slot->s_hostp = h;
slot->s_slot_num = i;
slot->s_ops = *ops;
sda_slot_init(slot);
}
return (h);
}
void
sda_host_free(sda_host_t *h)
{
for (int i = 0; i < h->h_nslot; i++) {
sda_slot_fini(&h->h_slots[i]);
}
kmem_free(h->h_slots, sizeof (sda_slot_t) * h->h_nslot);
kmem_free(h, sizeof (*h));
}
void
sda_host_set_private(sda_host_t *h, int num, void *private)
{
h->h_slots[num].s_prv = private;
}
int
sda_host_attach(sda_host_t *h)
{
/*
* Attach slots.
*/
for (int i = 0; i < h->h_nslot; i++) {
sda_slot_attach(&h->h_slots[i]);
/*
* Initiate card detection.
*/
sda_host_detect(h, i);
}
return (DDI_SUCCESS);
}
void
sda_host_detach(sda_host_t *h)
{
/*
* Detach slots.
*/
for (int i = 0; i < h->h_nslot; i++) {
sda_slot_detach(&h->h_slots[i]);
}
}
void
sda_host_suspend(sda_host_t *h)
{
for (int i = 0; i < h->h_nslot; i++) {
sda_slot_suspend(&h->h_slots[i]);
}
}
void
sda_host_resume(sda_host_t *h)
{
for (int i = 0; i < h->h_nslot; i++) {
sda_slot_resume(&h->h_slots[i]);
}
}
void
sda_host_transfer(sda_host_t *h, int num, sda_err_t errno)
{
sda_slot_transfer(&h->h_slots[num], errno);
}
void
sda_host_detect(sda_host_t *h, int num)
{
sda_slot_detect(&h->h_slots[num]);
}
void
sda_host_fault(sda_host_t *h, int num, sda_fault_t fail)
{
sda_slot_fault(&h->h_slots[num], fail);
}
void
sda_host_log(sda_host_t *h, int snum, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
if (h != NULL) {
sda_slot_log(&h->h_slots[snum], fmt, ap);
} else {
sda_slot_log(NULL, fmt, ap);
}
va_end(ap);
}
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