blob: 7de34d19ea0508f7ed43846daf687844156865d6 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
|
From f7011c18a26d40a07b837a79d0efdad795ad7250 Mon Sep 17 00:00:00 2001
From: Itai Katz <itai.katz@nxp.com>
Date: Mon, 11 Apr 2016 11:55:48 -0500
Subject: [PATCH 172/226] staging: fsl-mc: set cacheable flag for added
devices if applicable
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>
Acked-by: German Rivera <german.rivera@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/staging/fsl-mc/bus/mc-bus.c | 2 ++
1 file changed, 2 insertions(+)
--- 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_region
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;
|