[PATCH] dmaengine: pl330: Delete unused functions

[Matthias Kaehlcke]

The functions _queue_empty(), _emit_ADDH(), _emit_NOP(), _emit_STZ()
and _emit_WFE() are not used. Delete them.

Signed-off-by: Matthias Kaehlcke <m...@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