Commit f9367f3f authored by Rashika Kheria's avatar Rashika Kheria Committed by Takashi Iwai
Browse files

ALSA: lx6464es: Remove unused function in pci/lx6464es/lx_core.c 



Remove unused function in pci/lx6464es/lx_core.c.

This eliminates the following warning in pci/lx6464es/lx_core.c:
sound/pci/lx6464es/lx_core.c:144:5: warning: no previous prototype for ‘lx_plx_mbox_read’ [-Wmissing-prototypes]
sound/pci/lx6464es/lx_core.c:172:5: warning: no previous prototype for ‘lx_plx_mbox_write’ [-Wmissing-prototypes]
sound/pci/lx6464es/lx_core.c:494:5: warning: no previous prototype for ‘lx_dsp_es_check_pipeline’ [-Wmissing-prototypes]

Signed-off-by: default avatarRashika Kheria <rashika.kheria@gmail.com>
Reviewed-by: default avatarJosh Triplett <josh@joshtriplett.org>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 01b1dccb

sound/pci/lx6464es/lx_core.c

+0 −84
Original line number Diff line number Diff line
@@ -141,63 +141,6 @@ void lx_plx_reg_write(struct lx6464es *chip, int port, u32 data) 
	iowrite32(data, address);

}



u32 lx_plx_mbox_read(struct lx6464es *chip, int mbox_nr)

{

	int index;



	switch (mbox_nr) {

	case 1:

		index = ePLX_MBOX1;    break;

	case 2:

		index = ePLX_MBOX2;    break;

	case 3:

		index = ePLX_MBOX3;    break;

	case 4:

		index = ePLX_MBOX4;    break;

	case 5:

		index = ePLX_MBOX5;    break;

	case 6:

		index = ePLX_MBOX6;    break;

	case 7:

		index = ePLX_MBOX7;    break;

	case 0:			/* reserved for HF flags */

		snd_BUG();

	default:

		return 0xdeadbeef;

	}



	return lx_plx_reg_read(chip, index);

}



int lx_plx_mbox_write(struct lx6464es *chip, int mbox_nr, u32 value)

{

	int index = -1;



	switch (mbox_nr) {

	case 1:

		index = ePLX_MBOX1;    break;

	case 3:

		index = ePLX_MBOX3;    break;

	case 4:

		index = ePLX_MBOX4;    break;

	case 5:

		index = ePLX_MBOX5;    break;

	case 6:

		index = ePLX_MBOX6;    break;

	case 7:

		index = ePLX_MBOX7;    break;

	case 0:			/* reserved for HF flags */

	case 2:			/* reserved for Pipe States

				 * the DSP keeps an image of it */

		snd_BUG();

		return -EBADRQC;

	}



	lx_plx_reg_write(chip, index, value);

	return 0;

}





/* rmh */



#ifdef CONFIG_SND_DEBUG
@@ -491,33 +434,6 @@ int lx_dsp_read_async_events(struct lx6464es *chip, u32 *data) 
#define CSES_BROADCAST      0x0002

#define CSES_UPDATE_LDSV    0x0004



int lx_dsp_es_check_pipeline(struct lx6464es *chip)

{

	int i;



	for (i = 0; i != CSES_TIMEOUT; ++i) {

		/*

		 * le bit CSES_UPDATE_LDSV est à 1 dés que le macprog

		 * est pret. il re-passe à 0 lorsque le premier read a

		 * été fait. pour l'instant on retire le test car ce bit

		 * passe a 1 environ 200 à 400 ms aprés que le registre

		 * confES à été écrit (kick du xilinx ES).

		 *

		 * On ne teste que le bit CE.

		 * */



		u32 cses = lx_dsp_reg_read(chip, eReg_CSES);



		if ((cses & CSES_CE) == 0)

			return 0;



		udelay(1);

	}



	return -ETIMEDOUT;

}





#define PIPE_INFO_TO_CMD(capture, pipe)					\

	((u32)((u32)(pipe) | ((capture) ? ID_IS_CAPTURE : 0L)) << ID_OFFSET)

CRA Git | Maintained and supported by SUSTech CRA and CCSE