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-rw-r--r--drivers/mailbox/Kconfig1
-rw-r--r--drivers/mailbox/mailbox-sti.c2
-rw-r--r--drivers/mailbox/pcc.c8
3 files changed, 3 insertions, 8 deletions
diff --git a/drivers/mailbox/Kconfig b/drivers/mailbox/Kconfig
index 546d05f43..b2bbe8659 100644
--- a/drivers/mailbox/Kconfig
+++ b/drivers/mailbox/Kconfig
@@ -81,6 +81,7 @@ config STI_MBOX
config MAILBOX_TEST
tristate "Mailbox Test Client"
depends on OF
+ depends on HAS_IOMEM
help
Test client to help with testing new Controller driver
implementations.
diff --git a/drivers/mailbox/mailbox-sti.c b/drivers/mailbox/mailbox-sti.c
index 4835817c5..2394cfe89 100644
--- a/drivers/mailbox/mailbox-sti.c
+++ b/drivers/mailbox/mailbox-sti.c
@@ -384,7 +384,7 @@ static struct mbox_chan *sti_mbox_xlate(struct mbox_controller *mbox,
return chan;
}
-static struct mbox_chan_ops sti_mbox_ops = {
+static const struct mbox_chan_ops sti_mbox_ops = {
.startup = sti_mbox_startup_chan,
.shutdown = sti_mbox_shutdown_chan,
.send_data = sti_mbox_send_data,
diff --git a/drivers/mailbox/pcc.c b/drivers/mailbox/pcc.c
index 45d85aea9..8f779a1ec 100644
--- a/drivers/mailbox/pcc.c
+++ b/drivers/mailbox/pcc.c
@@ -81,16 +81,10 @@ static struct mbox_controller pcc_mbox_ctrl = {};
*/
static struct mbox_chan *get_pcc_channel(int id)
{
- struct mbox_chan *pcc_chan;
-
if (id < 0 || id > pcc_mbox_ctrl.num_chans)
return ERR_PTR(-ENOENT);
- pcc_chan = (struct mbox_chan *)
- (unsigned long) pcc_mbox_channels +
- (id * sizeof(*pcc_chan));
-
- return pcc_chan;
+ return &pcc_mbox_channels[id];
}
/**