From c6e4d0e50703b275c598bf5ba8cc066dc3905cfd Mon Sep 17 00:00:00 2001 From: Anup Patel Date: Tue, 1 Aug 2017 16:05:52 +0530 Subject: [PATCH] mailbox: bcm-flexrm-mailbox: Fix mask used in CMPL_START_ADDR_VALUE() commit 6d2061b981af165d3e45462e0804b5a1f2f4c7bc upstream. 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 Reviewed-by: Ray Jui Reviewed-by: Scott Branden Signed-off-by: Jassi Brar Signed-off-by: Greg Kroah-Hartman --- drivers/mailbox/bcm-flexrm-mailbox.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mailbox/bcm-flexrm-mailbox.c b/drivers/mailbox/bcm-flexrm-mailbox.c index da67882caa7bf..0e298ed42ae05 100644 --- a/drivers/mailbox/bcm-flexrm-mailbox.c +++ b/drivers/mailbox/bcm-flexrm-mailbox.c @@ -95,7 +95,7 @@ /* 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 -- 2.47.3