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authorJulia Lawall <julia.lawall@lip6.fr>2015-11-13 12:46:00 +0100
committerVinod Koul <vinod.koul@intel.com>2015-11-16 04:57:32 +0100
commit2bb129ebb23d2dfec3cd9c22dc7defd681cfcd58 (patch)
treef664dcc6cf2a09864a6ff40aedbbe1c0c9a97d71 /drivers
parentdmaengine: IOATDMA: Cleanup pre v3.0 chansts register reads (diff)
downloadlinux-2bb129ebb23d2dfec3cd9c22dc7defd681cfcd58.tar.xz
linux-2bb129ebb23d2dfec3cd9c22dc7defd681cfcd58.zip
dmaengine: ioatdma: constify dca_ops structures
The dca_ops structure is never modified, so declare it as const. Done with the help of Coccinelle. Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> Acked-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/dca/dca-core.c3
-rw-r--r--drivers/dma/ioat/dca.c2
2 files changed, 3 insertions, 2 deletions
diff --git a/drivers/dca/dca-core.c b/drivers/dca/dca-core.c
index 819dfda88236..7afbb28d6a0f 100644
--- a/drivers/dca/dca-core.c
+++ b/drivers/dca/dca-core.c
@@ -321,7 +321,8 @@ EXPORT_SYMBOL_GPL(dca_get_tag);
* @ops - pointer to struct of dca operation function pointers
* @priv_size - size of extra mem to be added for provider's needs
*/
-struct dca_provider *alloc_dca_provider(struct dca_ops *ops, int priv_size)
+struct dca_provider *alloc_dca_provider(const struct dca_ops *ops,
+ int priv_size)
{
struct dca_provider *dca;
int alloc_size;
diff --git a/drivers/dma/ioat/dca.c b/drivers/dma/ioat/dca.c
index 2cb7c308d5c7..0b9b6b07db9e 100644
--- a/drivers/dma/ioat/dca.c
+++ b/drivers/dma/ioat/dca.c
@@ -224,7 +224,7 @@ static u8 ioat_dca_get_tag(struct dca_provider *dca,
return tag;
}
-static struct dca_ops ioat_dca_ops = {
+static const struct dca_ops ioat_dca_ops = {
.add_requester = ioat_dca_add_requester,
.remove_requester = ioat_dca_remove_requester,
.get_tag = ioat_dca_get_tag,