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Commit 3d42d26c authored by Malcolm Priestley's avatar Malcolm Priestley Committed by Greg Kroah-Hartman
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staging: vt6655: baseband.c/h remove dead functions 



These functions are not used so remove them
BBbIsRegBitsOn
BBbIsRegBitsOff
BBvReadAllRegs
BBvLoopbackOn
BBvLoopbackOff

Signed-off-by: default avatarMalcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent bfa4b0fe

drivers/staging/vt6655/baseband.c

+0 −162
Original line number Diff line number Diff line
@@ -30,12 +30,7 @@ 
 *      BBvCaculateParameter   - Caculate PhyLength, PhyService and Phy Signal parameter for baseband Tx

 *      BBbReadEmbedded         - Embedded read baseband register via MAC

 *      BBbWriteEmbedded        - Embedded write baseband register via MAC

 *      BBbIsRegBitsOn         - Test if baseband register bits on

 *      BBbIsRegBitsOff        - Test if baseband register bits off

 *      BBbVT3253Init          - VIA VT3253 baseband chip init code

 *      BBvReadAllRegs         - Read All Baseband Registers

 *      BBvLoopbackOn          - Turn on BaseBand Loopback mode

 *      BBvLoopbackOff         - Turn off BaseBand Loopback mode

 *

 * Revision History:

 *      06-10-2003 Bryan YC Fan:  Re-write codes to support VT3253 spec.
@@ -2035,50 +2030,6 @@ bool BBbWriteEmbedded(void __iomem *dwIoBase, unsigned char byBBAddr, unsigned c 
	return true;

}



/*

 * Description: Test if all bits are set for the Baseband register

 *

 * Parameters:

 *  In:

 *      dwIoBase    - I/O base address

 *      byBBAddr    - address of register in Baseband

 *      byTestBits  - TestBits

 *  Out:

 *      none

 *

 * Return Value: true if all TestBits are set; false otherwise.

 *

 */

bool BBbIsRegBitsOn(void __iomem *dwIoBase, unsigned char byBBAddr, unsigned char byTestBits)

{

	unsigned char byOrgData;



	BBbReadEmbedded(dwIoBase, byBBAddr, &byOrgData);

	return (byOrgData & byTestBits) == byTestBits;

}



/*

 * Description: Test if all bits are clear for the Baseband register

 *

 * Parameters:

 *  In:

 *      dwIoBase    - I/O base address

 *      byBBAddr    - address of register in Baseband

 *      byTestBits  - TestBits

 *  Out:

 *      none

 *

 * Return Value: true if all TestBits are clear; false otherwise.

 *

 */

bool BBbIsRegBitsOff(void __iomem *dwIoBase, unsigned char byBBAddr, unsigned char byTestBits)

{

	unsigned char byOrgData;



	BBbReadEmbedded(dwIoBase, byBBAddr, &byOrgData);

	return (byOrgData & byTestBits) == 0;

}



/*

 * Description: VIA VT3253 Baseband chip init function

 *
@@ -2251,119 +2202,6 @@ bool BBbVT3253Init(struct vnt_private *pDevice) 
	return bResult;

}



/*

 * Description: Read All Baseband Registers

 *

 * Parameters:

 *  In:

 *      dwIoBase    - I/O base address

 *      pbyBBRegs   - Point to struct that stores Baseband Registers

 *  Out:

 *      none

 *

 * Return Value: none

 *

 */

void BBvReadAllRegs(void __iomem *dwIoBase, unsigned char *pbyBBRegs)

{

	int  ii;

	unsigned char byBase = 1;



	for (ii = 0; ii < BB_MAX_CONTEXT_SIZE; ii++) {

		BBbReadEmbedded(dwIoBase, (unsigned char)(ii*byBase), pbyBBRegs);

		pbyBBRegs += byBase;

	}

}



/*

 * Description: Turn on BaseBand Loopback mode

 *

 * Parameters:

 *  In:

 *      dwIoBase    - I/O base address

 *      bCCK        - If CCK is set

 *  Out:

 *      none

 *

 * Return Value: none

 *

 */



void BBvLoopbackOn(struct vnt_private *pDevice)

{

	unsigned char byData;

	void __iomem *dwIoBase = pDevice->PortOffset;



	/* CR C9 = 0x00 */

	BBbReadEmbedded(dwIoBase, 0xC9, &pDevice->byBBCRc9); /* CR201 */

	BBbWriteEmbedded(dwIoBase, 0xC9, 0);

	BBbReadEmbedded(dwIoBase, 0x4D, &pDevice->byBBCR4d); /* CR77 */

	BBbWriteEmbedded(dwIoBase, 0x4D, 0x90);



	/* CR 88 = 0x02(CCK), 0x03(OFDM) */

	BBbReadEmbedded(dwIoBase, 0x88, &pDevice->byBBCR88); /* CR136 */



	if (pDevice->uConnectionRate <= RATE_11M) { /* CCK */

		/* Enable internal digital loopback: CR33 |= 0000 0001 */

		BBbReadEmbedded(dwIoBase, 0x21, &byData); /* CR33 */

		BBbWriteEmbedded(dwIoBase, 0x21, (unsigned char)(byData | 0x01)); /* CR33 */

		/* CR154 = 0x00 */

		BBbWriteEmbedded(dwIoBase, 0x9A, 0);    /* CR154 */



		BBbWriteEmbedded(dwIoBase, 0x88, 0x02); /* CR239 */

	} else { /* OFDM */

		/* Enable internal digital loopback:CR154 |= 0000 0001 */

		BBbReadEmbedded(dwIoBase, 0x9A, &byData); /* CR154 */

		BBbWriteEmbedded(dwIoBase, 0x9A, (unsigned char)(byData | 0x01)); /* CR154 */

		/* CR33 = 0x00 */

		BBbWriteEmbedded(dwIoBase, 0x21, 0);    /* CR33 */



		BBbWriteEmbedded(dwIoBase, 0x88, 0x03); /* CR239 */

	}



	/* CR14 = 0x00 */

	BBbWriteEmbedded(dwIoBase, 0x0E, 0); /* CR14 */



	/* Disable TX_IQUN */

	BBbReadEmbedded(pDevice->PortOffset, 0x09, &pDevice->byBBCR09);

	BBbWriteEmbedded(pDevice->PortOffset, 0x09, (unsigned char)(pDevice->byBBCR09 & 0xDE));

}



/*

 * Description: Turn off BaseBand Loopback mode

 *

 * Parameters:

 *  In:

 *      pDevice         - Device Structure

 *

 *  Out:

 *      none

 *

 * Return Value: none

 *

 */

void BBvLoopbackOff(struct vnt_private *pDevice)

{

	unsigned char byData;

	void __iomem *dwIoBase = pDevice->PortOffset;



	BBbWriteEmbedded(dwIoBase, 0xC9, pDevice->byBBCRc9); /* CR201 */

	BBbWriteEmbedded(dwIoBase, 0x88, pDevice->byBBCR88); /* CR136 */

	BBbWriteEmbedded(dwIoBase, 0x09, pDevice->byBBCR09); /* CR136 */

	BBbWriteEmbedded(dwIoBase, 0x4D, pDevice->byBBCR4d); /* CR77  */



	if (pDevice->uConnectionRate <= RATE_11M) { /* CCK */

		/* Set the CR33 Bit2 to disable internal Loopback. */

		BBbReadEmbedded(dwIoBase, 0x21, &byData);/* CR33 */

		BBbWriteEmbedded(dwIoBase, 0x21, (unsigned char)(byData & 0xFE)); /* CR33 */

	} else { /* OFDM */

		BBbReadEmbedded(dwIoBase, 0x9A, &byData); /* CR154 */

		BBbWriteEmbedded(dwIoBase, 0x9A, (unsigned char)(byData & 0xFE)); /* CR154 */

	}

	BBbReadEmbedded(dwIoBase, 0x0E, &byData); /* CR14 */

	BBbWriteEmbedded(dwIoBase, 0x0E, (unsigned char)(byData | 0x80)); /* CR14 */

}



/*

 * Description: Set ShortSlotTime mode

 *

drivers/staging/vt6655/baseband.h

+0 −5
Original line number Diff line number Diff line
@@ -80,12 +80,7 @@ void vnt_get_phy_field(struct vnt_private *, u32 frame_length, 
bool BBbReadEmbedded(void __iomem *dwIoBase, unsigned char byBBAddr, unsigned char *pbyData);

bool BBbWriteEmbedded(void __iomem *dwIoBase, unsigned char byBBAddr, unsigned char byData);



void BBvReadAllRegs(void __iomem *dwIoBase, unsigned char *pbyBBRegs);

void BBvLoopbackOn(struct vnt_private *pDevice);

void BBvLoopbackOff(struct vnt_private *pDevice);

void BBvSetShortSlotTime(struct vnt_private *pDevice);

bool BBbIsRegBitsOn(void __iomem *dwIoBase, unsigned char byBBAddr, unsigned char byTestBits);

bool BBbIsRegBitsOff(void __iomem *dwIoBase, unsigned char byBBAddr, unsigned char byTestBits);

void BBvSetVGAGainOffset(struct vnt_private *pDevice, unsigned char byData);



/* VT3253 Baseband */