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mailbox: omap: Remove unused omap_mbox_request_channel() function

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This function is not used, remove this function.

Signed-off-by: Andrew Davis <afd@ti.com>
Signed-off-by: Jassi Brar <jassisinghbrar@gmail.com>
This commit is contained in:
Andrew Davis 2024-04-10 08:59:31 -05:00 committed by Jassi Brar
parent 182ebe5674
commit 6faf89a89f
2 changed files with 0 additions and 42 deletions
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36
drivers/mailbox/omap-mailbox.c
View File

@ -389,42 +389,6 @@ static struct omap_mbox *omap_mbox_device_find(struct omap_mbox_device *mdev,
return mbox;
}
struct mbox_chan *omap_mbox_request_channel(struct mbox_client *cl,
const char *chan_name)
{
struct device *dev = cl->dev;
struct omap_mbox *mbox = NULL;
struct omap_mbox_device *mdev;
int ret;
if (!dev)
return ERR_PTR(-ENODEV);
if (dev->of_node) {
pr_err("%s: please use mbox_request_channel(), this API is supported only for OMAP non-DT usage\n",
__func__);
return ERR_PTR(-ENODEV);
}
mutex_lock(&omap_mbox_devices_lock);
list_for_each_entry(mdev, &omap_mbox_devices, elem) {
mbox = omap_mbox_device_find(mdev, chan_name);
if (mbox)
break;
}
mutex_unlock(&omap_mbox_devices_lock);
if (!mbox || !mbox->chan)
return ERR_PTR(-ENOENT);
ret = mbox_bind_client(mbox->chan, cl);
if (ret)
return ERR_PTR(ret);
return mbox->chan;
}
EXPORT_SYMBOL(omap_mbox_request_channel);
static struct class omap_mbox_class = { .name = "mbox", };
static int omap_mbox_register(struct omap_mbox_device *mdev)

6
include/linux/omap-mailbox.h
View File

@ -14,10 +14,4 @@ typedef int __bitwise omap_mbox_irq_t;
#define IRQ_TX ((__force omap_mbox_irq_t) 1)
#define IRQ_RX ((__force omap_mbox_irq_t) 2)
struct mbox_chan;
struct mbox_client;
struct mbox_chan *omap_mbox_request_channel(struct mbox_client *cl,
const char *chan_name);
#endif /* OMAP_MAILBOX_H */