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authorAnup Patel <anup.patel@broadcom.com>2017-08-01 16:05:52 +0530
committerJassi Brar <jaswinder.singh@linaro.org>2017-08-31 08:39:00 +0530
commit6d2061b981af165d3e45462e0804b5a1f2f4c7bc (patch)
tree56252e53082753bb99fff93bc4be0f6884f54583 /drivers/mailbox
parentacf7e50a6ba056d668de07b9eadcf6fe9395f167 (diff)
mailbox: bcm-flexrm-mailbox: Fix mask used in CMPL_START_ADDR_VALUE()
The mask used in CMPL_START_ADDR_VALUE() should be 27bits instead of 26bits. This incorrect mask was causing completion writes to 40bits physical address fail. This patch fixes mask used in CMPL_START_ADDR_VALUE() macro. Fixes: dbc049eee730 ("mailbox: Add driver for Broadcom FlexRM ring manager") Signed-off-by: Anup Patel <anup.patel@broadcom.com> Reviewed-by: Ray Jui <ray.jui@broadcom.com> Reviewed-by: Scott Branden <scott.branden@broadcom.com> Cc: stable@vger.kernel.org Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
Diffstat (limited to 'drivers/mailbox')
-rw-r--r--drivers/mailbox/bcm-flexrm-mailbox.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mailbox/bcm-flexrm-mailbox.c b/drivers/mailbox/bcm-flexrm-mailbox.c
index a0be2ea925fb..46ad305c24c1 100644
--- a/drivers/mailbox/bcm-flexrm-mailbox.c
+++ b/drivers/mailbox/bcm-flexrm-mailbox.c
@@ -97,7 +97,7 @@
/* Register RING_CMPL_START_ADDR fields */
#define CMPL_START_ADDR_VALUE(pa) \
- ((u32)((((u64)(pa)) >> RING_CMPL_ALIGN_ORDER) & 0x03ffffff))
+ ((u32)((((u64)(pa)) >> RING_CMPL_ALIGN_ORDER) & 0x07ffffff))
/* Register RING_CONTROL fields */
#define CONTROL_MASK_DISABLE_CONTROL 12

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