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authorRussell King - ARM Linux2011-01-03 23:35:28 +0100
committerDan Williams2011-01-05 04:16:11 +0100
commit7cb72ad959b16ac594118977b7954a7d2ec7a052 (patch)
treeeb6ea7ae69b7a8c2caef7d10eaec1a4dcf1110b4 /drivers/dma/amba-pl08x.c
parentARM: PL08x: constify vendor data pointers (diff)
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ARM: PL08x: avoid 'void *' struct fields when we can type them properly
Avoid using 'void *' struct fields when the structs are not defined in linux/amba/pl08x.h - instead, forward declare the struct names, and use these instead. This ensures we have proper typechecking. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> Acked-by: Linus Walleij <linus.walleij@stericsson.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/dma/amba-pl08x.c')
-rw-r--r--drivers/dma/amba-pl08x.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index 707fa081c9fa..fada97873d7d 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -107,7 +107,7 @@ struct vendor_data {
* An LLI struct - see PL08x TRM. Note that next uses bit[0] as a bus bit,
* start & end do not - their bus bit info is in cctl.
*/
-struct lli {
+struct pl08x_lli {
dma_addr_t src;
dma_addr_t dst;
dma_addr_t next;
@@ -160,7 +160,7 @@ struct pl08x_driver_data {
/* Maximum times we call dma_pool_alloc on this pool without freeing */
#define PL08X_MAX_ALLOCS 0x40
-#define MAX_NUM_TSFR_LLIS (PL08X_LLI_TSFR_SIZE/sizeof(struct lli))
+#define MAX_NUM_TSFR_LLIS (PL08X_LLI_TSFR_SIZE/sizeof(struct pl08x_lli))
#define PL08X_ALIGN 8
static inline struct pl08x_dma_chan *to_pl08x_chan(struct dma_chan *chan)
@@ -354,8 +354,8 @@ static u32 pl08x_getbytes_chan(struct pl08x_dma_chan *plchan)
* currently active transaction.
*/
if (ch && txd) {
- struct lli *llis_va = txd->llis_va;
- struct lli *llis_bus = (struct lli *) txd->llis_bus;
+ struct pl08x_lli *llis_va = txd->llis_va;
+ struct pl08x_lli *llis_bus = (struct pl08x_lli *) txd->llis_bus;
u32 clli = readl(ch->base + PL080_CH_LLI);
/* First get the bytes in the current active LLI */
@@ -558,8 +558,8 @@ static int pl08x_fill_lli_for_desc(struct pl08x_driver_data *pl08x,
struct pl08x_txd *txd, int num_llis, int len,
u32 cctl, u32 *remainder)
{
- struct lli *llis_va = txd->llis_va;
- struct lli *llis_bus = (struct lli *) txd->llis_bus;
+ struct pl08x_lli *llis_va = txd->llis_va;
+ struct pl08x_lli *llis_bus = (struct pl08x_lli *) txd->llis_bus;
BUG_ON(num_llis >= MAX_NUM_TSFR_LLIS);
@@ -620,8 +620,8 @@ static int pl08x_fill_llis_for_desc(struct pl08x_driver_data *pl08x,
u32 cctl;
int max_bytes_per_lli;
int total_bytes = 0;
- struct lli *llis_va;
- struct lli *llis_bus;
+ struct pl08x_lli *llis_va;
+ struct pl08x_lli *llis_bus;
txd->llis_va = dma_pool_alloc(pl08x->pool, GFP_NOWAIT,
&txd->llis_bus);