[PATCH 5/6] mailbox: bcm-flexrm-mailbox: Set msg_queue_len for each channel

From: Anup Patel
Date: Wed Jul 19 2017 - 05:57:00 EST


The Broadcom FlexRM ring (i.e. mailbox channel) can handle
larger number of messages queued in one FlexRM ring hence
this patch sets msg_queue_len for each mailbox channel to
be same as RING_MAX_REQ_COUNT.

Signed-off-by: Anup Patel <anup.patel@xxxxxxxxxxxx>
Reviewed-by: Scott Branden <scott.branden@xxxxxxxxxxxx>
---
drivers/mailbox/bcm-flexrm-mailbox.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/mailbox/bcm-flexrm-mailbox.c b/drivers/mailbox/bcm-flexrm-mailbox.c
index 46ad305..ec3d57b 100644
--- a/drivers/mailbox/bcm-flexrm-mailbox.c
+++ b/drivers/mailbox/bcm-flexrm-mailbox.c
@@ -1674,8 +1674,11 @@ static int flexrm_mbox_probe(struct platform_device *pdev)
ret = -ENOMEM;
goto fail_free_debugfs_root;
}
- for (index = 0; index < mbox->num_rings; index++)
+ for (index = 0; index < mbox->num_rings; index++) {
+ mbox->controller.chans[index].msg_queue_len =
+ RING_MAX_REQ_COUNT;
mbox->controller.chans[index].con_priv = &mbox->rings[index];
+ }

/* Register mailbox controller */
ret = mbox_controller_register(&mbox->controller);
--
2.7.4