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Subject[PATCH] dmaengine: pl330: Delete unused functions
Date
The functions _queue_empty(), _emit_ADDH(), _emit_NOP(), _emit_STZ()
and _emit_WFE() are not used. Delete them.

Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
---
drivers/dma/pl330.c | 67 -----------------------------------------------------
1 file changed, 67 deletions(-)

diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index e90a7a0d760a..762b39cdd8e4 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -538,11 +538,6 @@ struct _xfer_spec {
struct dma_pl330_desc *desc;
};

-static inline bool _queue_empty(struct pl330_thread *thrd)
-{
- return thrd->req[0].desc == NULL && thrd->req[1].desc == NULL;
-}
-
static inline bool _queue_full(struct pl330_thread *thrd)
{
return thrd->req[0].desc != NULL && thrd->req[1].desc != NULL;
@@ -564,23 +559,6 @@ static inline u32 get_revision(u32 periph_id)
return (periph_id >> PERIPH_REV_SHIFT) & PERIPH_REV_MASK;
}

-static inline u32 _emit_ADDH(unsigned dry_run, u8 buf[],
- enum pl330_dst da, u16 val)
-{
- if (dry_run)
- return SZ_DMAADDH;
-
- buf[0] = CMD_DMAADDH;
- buf[0] |= (da << 1);
- buf[1] = val;
- buf[2] = val >> 8;
-
- PL330_DBGCMD_DUMP(SZ_DMAADDH, "\tDMAADDH %s %u\n",
- da == 1 ? "DA" : "SA", val);
-
- return SZ_DMAADDH;
-}
-
static inline u32 _emit_END(unsigned dry_run, u8 buf[])
{
if (dry_run)
@@ -738,18 +716,6 @@ static inline u32 _emit_MOV(unsigned dry_run, u8 buf[],
return SZ_DMAMOV;
}

-static inline u32 _emit_NOP(unsigned dry_run, u8 buf[])
-{
- if (dry_run)
- return SZ_DMANOP;
-
- buf[0] = CMD_DMANOP;
-
- PL330_DBGCMD_DUMP(SZ_DMANOP, "\tDMANOP\n");
-
- return SZ_DMANOP;
-}
-
static inline u32 _emit_RMB(unsigned dry_run, u8 buf[])
{
if (dry_run)
@@ -817,39 +783,6 @@ static inline u32 _emit_STP(unsigned dry_run, u8 buf[],
return SZ_DMASTP;
}

-static inline u32 _emit_STZ(unsigned dry_run, u8 buf[])
-{
- if (dry_run)
- return SZ_DMASTZ;
-
- buf[0] = CMD_DMASTZ;
-
- PL330_DBGCMD_DUMP(SZ_DMASTZ, "\tDMASTZ\n");
-
- return SZ_DMASTZ;
-}
-
-static inline u32 _emit_WFE(unsigned dry_run, u8 buf[], u8 ev,
- unsigned invalidate)
-{
- if (dry_run)
- return SZ_DMAWFE;
-
- buf[0] = CMD_DMAWFE;
-
- ev &= 0x1f;
- ev <<= 3;
- buf[1] = ev;
-
- if (invalidate)
- buf[1] |= (1 << 1);
-
- PL330_DBGCMD_DUMP(SZ_DMAWFE, "\tDMAWFE %u%s\n",
- ev >> 3, invalidate ? ", I" : "");
-
- return SZ_DMAWFE;
-}
-
static inline u32 _emit_WFP(unsigned dry_run, u8 buf[],
enum pl330_cond cond, u8 peri)
{
--
2.13.1.518.g3df882009-goog
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