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Commit d43674ec authored by Matthias Kaehlcke's avatar Matthias Kaehlcke Committed by Vinod Koul
Browse files

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: default avatarMatthias Kaehlcke <mka@chromium.org>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 4d6d74e2

drivers/dma/pl330.c

+0 −67
Original line number Diff line number Diff line
@@ -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)

{