dmaengine: pl330: Delete unused functions

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>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index a9451a1..311ee10 100644 (file)
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -541,11 +541,6 @@ 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;
@@ -567,23 +562,6 @@ 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)
@@ -741,18 +719,6 @@ 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)
@@ -820,39 +786,6 @@ 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)
 {