From: Itai Katz Date: Mon, 11 Apr 2016 16:55:48 +0000 (-0500) Subject: staging: fsl-mc: set cacheable flag for added devices if applicable X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b3721fc1e0cb2f2e1e4732ab4c9bf72363a6b5ed;p=linux-beck.git 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 [Stuart: update subject and commit message] Signed-off-by: Stuart Yoder Acked-by: German Rivera Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/fsl-mc/bus/mc-bus.c b/drivers/staging/fsl-mc/bus/mc-bus.c index 8bf76d72e0f8..20755974666b 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;