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From: Anup Patel <anup.patel@broadcom.com>
To: Rob Herring <robh+dt@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will.deacon@arm.com>,
	Jassi Brar <jassisinghbrar@gmail.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>,
	Scott Branden <sbranden@broadcom.com>,
	Ray Jui <rjui@broadcom.com>,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
	bcm-kernel-feedback-list@broadcom.com,
	Anup Patel <anup.patel@broadcom.com>,
	stable@vger.kernel.org
Subject: [PATCH v2 3/7] mailbox: bcm-flexrm-mailbox: Fix mask used in CMPL_START_ADDR_VALUE()
Date: Fri, 21 Jul 2017 12:25:38 +0530	[thread overview]
Message-ID: <1500620142-910-4-git-send-email-anup.patel@broadcom.com> (raw)
In-Reply-To: <1500620142-910-1-git-send-email-anup.patel@broadcom.com>

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
---
 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 a0be2ea..46ad305 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
-- 
2.7.4

  parent reply	other threads:[~2017-07-21  6:55 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-21  6:55 [PATCH v2 0/7] FlexRM driver improvements Anup Patel
2017-07-21  6:55 ` [PATCH v2 1/7] mailbox: bcm-flexrm-mailbox: Set IRQ affinity hint for FlexRM ring IRQs Anup Patel
2017-07-21  6:55 ` [PATCH v2 2/7] mailbox: bcm-flexrm-mailbox: Add debugfs support Anup Patel
2017-07-21  6:55 ` Anup Patel [this message]
2017-07-21  6:55 ` [PATCH v2 4/7] mailbox: bcm-flexrm-mailbox: Use bitmap instead of IDA Anup Patel
     [not found] ` <1500620142-910-1-git-send-email-anup.patel-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>
2017-07-21  6:55   ` [PATCH v2 5/7] mailbox: Make message send queue size dynamic in Linux mailbox Anup Patel
2017-07-21  6:55   ` [PATCH v2 6/7] mailbox: bcm-flexrm-mailbox: Set msg_queue_len for each channel Anup Patel
2017-07-21 15:46     ` Jassi Brar
     [not found]       ` <CABb+yY1Pxhgvvit=0eZr66DpLJ3MDEvRPx9dwDPJM8PwiKXiew-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-07-24  3:56         ` Anup Patel
     [not found]           ` <CAALAos_yh0bCMZFrSmf-c92pNMBGhLT05YFF0duhmpxgYec+_w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-07-24 16:36             ` Jassi Brar
2017-07-25  5:41               ` Anup Patel
2017-07-25 16:07                 ` Jassi Brar
     [not found]                   ` <CABb+yY2x1Wb=RZhq+eUnM0wkcih4YkFDrKRgqhs1erGQGH3tdw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-07-27  3:55                     ` Anup Patel
     [not found]                       ` <CAALAos-aKDw8p2_BFausm+VC4teoAW22239+gnkPfFUaiZxB6w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-07-27  4:59                         ` Jassi Brar
2017-07-27  5:50                           ` Anup Patel
     [not found]                             ` <CAALAos9RoAbZcsyQV_U_aUeVSO9SMYNqNpqOdCF0ytNXK8SrnA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-07-27 11:53                               ` Jassi Brar
2017-07-28  8:49                                 ` Anup Patel
     [not found]                                   ` <CAALAos-VXg9XcNOr6OyiefdnL=oajEi3JGjoFSf74HEJgBiWBA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-07-28  9:04                                     ` Jassi Brar
2017-07-28  9:48                                       ` Anup Patel
2017-07-28 10:20                                         ` Jassi Brar
2017-07-21  6:55 ` [PATCH v2 7/7] arm64: dts: Add FlexRM DT nodes for Stingray Anup Patel

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