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tile: replace ZONE_DMA with ZONE_DMA32

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tile uses ZONE_DMA for allocations below 32-bits.  These days we
name the zone for that ZONE_DMA32, which will allow to use the
dma-direct and generic swiotlb code as-is, so rename it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Christoph Hellwig 2017-12-24 13:29:10 +01:00
parent 90f7816206
commit d3ce48eafc
3 changed files with 7 additions and 7 deletions
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2
arch/tile/Kconfig
View File

@ -249,7 +249,7 @@ config HIGHMEM
If unsure, say "true".
config ZONE_DMA
config ZONE_DMA32
def_bool y
config IOMMU_HELPER

4
arch/tile/kernel/pci-dma.c
View File

@ -54,7 +54,7 @@ static void *tile_dma_alloc_coherent(struct device *dev, size_t size,
* which case we will return NULL. But such devices are uncommon.
*/
if (dma_mask <= DMA_BIT_MASK(32)) {
gfp |= GFP_DMA;
gfp |= GFP_DMA32;
node = 0;
}
@ -513,7 +513,7 @@ static void *tile_swiotlb_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t gfp,
unsigned long attrs)
{
gfp |= GFP_DMA;
gfp |= GFP_DMA32;
return swiotlb_alloc_coherent(dev, size, dma_handle, gfp);
}

8
arch/tile/kernel/setup.c
View File

@ -814,11 +814,11 @@ static void __init zone_sizes_init(void)
#endif
if (start < dma_end) {
zones_size[ZONE_DMA] = min(zones_size[ZONE_NORMAL],
zones_size[ZONE_DMA32] = min(zones_size[ZONE_NORMAL],
dma_end - start);
zones_size[ZONE_NORMAL] -= zones_size[ZONE_DMA];
zones_size[ZONE_NORMAL] -= zones_size[ZONE_DMA32];
} else {
zones_size[ZONE_DMA] = 0;
zones_size[ZONE_DMA32] = 0;
}
/* Take zone metadata from controller 0 if we're isolnode. */
@ -830,7 +830,7 @@ static void __init zone_sizes_init(void)
PFN_UP(node_percpu[i]));
/* Track the type of memory on each node */
if (zones_size[ZONE_NORMAL] || zones_size[ZONE_DMA])
if (zones_size[ZONE_NORMAL] || zones_size[ZONE_DMA32])
node_set_state(i, N_NORMAL_MEMORY);
#ifdef CONFIG_HIGHMEM
if (end != start)