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| author |   Julia Lawall <julia.lawall@lip6.fr> | 2015-11-13 12:46:00 +0100 |
|---|---|---|
| committer |   Vinod Koul <vinod.koul@intel.com> | 2015-11-16 09:27:32 +0530 |
| commit | 2bb129ebb23d2dfec3cd9c22dc7defd681cfcd58 (patch) | |
| tree | f664dcc6cf2a09864a6ff40aedbbe1c0c9a97d71 | |
| parent | dmaengine: IOATDMA: Cleanup pre v3.0 chansts register reads (diff) | |
| download | linux-dev-2bb129ebb23d2dfec3cd9c22dc7defd681cfcd58.tar.xz linux-dev-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>
| -rw-r--r-- | drivers/dca/dca-core.c | 3 | ||||
| -rw-r--r-- | drivers/dma/ioat/dca.c | 2 | ||||
| -rw-r--r-- | include/linux/dca.h | 5 |
3 files changed, 6 insertions, 4 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, diff --git a/include/linux/dca.h b/include/linux/dca.h index d27a7a05718d..ad956c2e07a8 100644 --- a/include/linux/dca.h +++ b/include/linux/dca.h @@ -34,7 +34,7 @@ void dca_unregister_notify(struct notifier_block *nb); struct dca_provider { struct list_head node; - struct dca_ops *ops; + const struct dca_ops *ops; struct device *cd; int id; }; @@ -53,7 +53,8 @@ struct dca_ops { int (*dev_managed) (struct dca_provider *, struct device *); }; -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); void free_dca_provider(struct dca_provider *dca); int register_dca_provider(struct dca_provider *dca, struct device *dev); void unregister_dca_provider(struct dca_provider *dca, struct device *dev); |