From: Stuart Yoder <stuart.yoder@nxp.com>
To: <gregkh@linuxfoundation.org>, <german.rivera@nxp.com>
Cc: <devel@driverdev.osuosl.org>, <linux-kernel@vger.kernel.org>,
<agraf@suse.de>, <arnd@arndb.de>, <leoyang.li@nxp.com>,
Itai Katz <itai.katz@nxp.com>,
Stuart Yoder <stuart.yoder@nxp.com>
Subject: [PATCH 08/14] staging: fsl-mc: set cacheable flag for added devices if applicable
Date: Mon, 11 Apr 2016 11:55:48 -0500 [thread overview]
Message-ID: <1460393748-16356-1-git-send-email-stuart.yoder@nxp.com> (raw)
From: Itai Katz <itai.katz@nxp.com>
Some DPAA2 devices have mmio regions that should be mapped as
cacheable by drivers. Set IORESOURCE_CACHEABLE in the region's
flags if applicable.
Signed-off-by: Itai Katz <itai.katz@nxp.com>
[Stuart: update subject and commit message]
Signed-off-by: Stuart Yoder <stuart.yoder@nxp.com>
---
drivers/staging/fsl-mc/bus/mc-bus.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/staging/fsl-mc/bus/mc-bus.c b/drivers/staging/fsl-mc/bus/mc-bus.c
index 8bf76d7..2075597 100644
--- a/drivers/staging/fsl-mc/bus/mc-bus.c
+++ b/drivers/staging/fsl-mc/bus/mc-bus.c
@@ -354,6 +354,8 @@ static int fsl_mc_device_get_mmio_regions(struct fsl_mc_device *mc_dev,
regions[i].end = regions[i].start + region_desc.size - 1;
regions[i].name = "fsl-mc object MMIO region";
regions[i].flags = IORESOURCE_IO;
+ if (region_desc.flags & DPRC_REGION_CACHEABLE)
+ regions[i].flags |= IORESOURCE_CACHEABLE;
}
mc_dev->regions = regions;
--
1.7.9.5
reply other threads:[~2016-04-11 16:55 UTC|newest]
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