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Commit 72075789 authored by Tomas Winkler's avatar Tomas Winkler Committed by Greg Kroah-Hartman
Browse files

staging/easycap: add first level indetnation for easycap_low.c 



Signed-off-by: default avatarTomas Winkler <tomas.winkler@intel.com>
Reviewed-by: default avatarDan Carpenter <error27@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 1b3909e5

drivers/staging/easycap/easycap_low.c

+641 −661
Original line number Diff line number Diff line
@@ -326,8 +326,7 @@ static int regset(struct usb_device *pusb_device, u16 index, u16 value) 
/*****************************************************************************/



/****************************************************************************/

int

confirm_resolution(struct usb_device *p)

int confirm_resolution(struct usb_device *p)

{

	u8 get0, get1, get2, get3, get4, get5, get6, get7;
@@ -367,8 +366,7 @@ JOT(8, "....cf VGA_640x480: " 
	return 0;

}

/****************************************************************************/

int

confirm_stream(struct usb_device *p)

int confirm_stream(struct usb_device *p)

{

	u16 get2;

	u8 igot;
@@ -383,8 +381,7 @@ else 
	return 0;

}

/****************************************************************************/

int

setup_stk(struct usb_device *p, bool ntsc)

int setup_stk(struct usb_device *p, bool ntsc)

{

	int i0;
@@ -393,12 +390,14 @@ if (NULL == p) 
	i0 = 0;

	if (true == ntsc) {

		while (0xFFF != stk1160configNTSC[i0].reg) {

		SET(p, stk1160configNTSC[i0].reg, stk1160configNTSC[i0].set);

			SET(p, stk1160configNTSC[i0].reg,

				stk1160configNTSC[i0].set);

			i0++;

		}

	} else {

		while (0xFFF != stk1160configPAL[i0].reg) {

		SET(p, stk1160configPAL[i0].reg, stk1160configPAL[i0].set);

			SET(p, stk1160configPAL[i0].reg,

				stk1160configPAL[i0].set);

			i0++;

		}

	}
@@ -408,8 +407,7 @@ write_300(p); 
	return 0;

}

/****************************************************************************/

int

setup_saa(struct usb_device *p, bool ntsc)

int setup_saa(struct usb_device *p, bool ntsc)

{

	int i0, ir;
@@ -432,8 +430,7 @@ if (true == ntsc) { 
	return 0;

}

/****************************************************************************/

int

write_000(struct usb_device *p, u16 set2, u16 set0)

int write_000(struct usb_device *p, u16 set2, u16 set0)

{

	u8 igot0, igot2;
@@ -446,8 +443,7 @@ SET(p, 0x0000, set0); 
	return 0;

}

/****************************************************************************/

int

write_saa(struct usb_device *p, u16 reg0, u16 set0)

int write_saa(struct usb_device *p, u16 reg0, u16 set0)

{

	if (NULL == p)

		return -ENODEV;
@@ -505,8 +501,7 @@ return 0; 
 *  REGISTER 504:  TARGET ADDRESS ON VT1612A

 */

/*--------------------------------------------------------------------------*/

int

read_vt(struct usb_device *p, u16 reg0)

int read_vt(struct usb_device *p, u16 reg0)

{

	u8 igot;

	u16 got502, got503;
@@ -519,7 +514,8 @@ SET(p, 0x0500, 0x008B); 
	GET(p, 0x0502, &igot);  got502 = (0xFF & igot);

	GET(p, 0x0503, &igot);  got503 = (0xFF & igot);



JOT(16, "read_vt(., 0x%04X): has 0x%04X\n", reg0, ((got503 << 8) | got502));

	JOT(16, "read_vt(., 0x%04X): has 0x%04X\n",

			reg0, ((got503 << 8) | got502));



	return (got503 << 8) | got502;

}
@@ -529,8 +525,7 @@ return (got503 << 8) | got502; 
 *  THESE APPEAR TO HAVE NO EFFECT ON EITHER VIDEO OR AUDIO.

 */

/*--------------------------------------------------------------------------*/

int

write_300(struct usb_device *p)

int write_300(struct usb_device *p)

{

	if (NULL == p)

		return -ENODEV;
@@ -549,8 +544,7 @@ return 0; 
 *  REGISTER 0x0F, WHICH IS INVOLVED IN CHROMINANCE AUTOMATIC GAIN CONTROL.

 */

/*--------------------------------------------------------------------------*/

int

check_saa(struct usb_device *p, bool ntsc)

int check_saa(struct usb_device *p, bool ntsc)

{

	int i0, ir, rc;
@@ -599,8 +593,7 @@ else 
		return 0;

}

/****************************************************************************/

int

merit_saa(struct usb_device *p)

int merit_saa(struct usb_device *p)

{

	int rc;
@@ -613,8 +606,7 @@ else 
		return 0;

}

/****************************************************************************/

int

ready_saa(struct usb_device *p)

int ready_saa(struct usb_device *p)

{

	int j, rc, rate;

	const int max = 5, marktime = PATIENCE/5;
@@ -667,8 +659,7 @@ return 0; 
 *  REGISTER  0x100:  ACCEPT ALSO (0x80 | stk1160config....[.].set)

 */

/*--------------------------------------------------------------------------*/

int

check_stk(struct usb_device *p, bool ntsc)

int check_stk(struct usb_device *p, bool ntsc)

{

	int i0, ir;
@@ -686,10 +677,8 @@ if (true == ntsc) { 
			ir = read_stk(p, stk1160configNTSC[i0].reg);

			if (0x100 == stk1160configNTSC[i0].reg) {

				if ((ir != (0xFF & stk1160configNTSC[i0].set)) &&

					(ir != (0x80 | (0xFF &

					stk1160configNTSC[i0].set))) &&

					(0xFFFF !=

					stk1160configNTSC[i0].set)) {

				    (ir != (0x80 | (0xFF & stk1160configNTSC[i0].set))) &&

						(0xFFFF != stk1160configNTSC[i0].set)) {

					SAY("STK register 0x%03X has 0x%02X, "

						"expected 0x%02X\n",

						stk1160configNTSC[i0].reg,
@@ -741,8 +730,7 @@ if (true == ntsc) { 
	return 0;

}

/****************************************************************************/

int

read_saa(struct usb_device *p, u16 reg0)

int read_saa(struct usb_device *p, u16 reg0)

{

	u8 igot;
@@ -757,8 +745,7 @@ GET(p, 0x0209, &igot); 
	return igot;

}

/****************************************************************************/

int

read_stk(struct usb_device *p, u32 reg0)

int read_stk(struct usb_device *p, u32 reg0)

{

	u8 igot;
@@ -799,8 +786,8 @@ switch (input) { 
	case 0:

	case 1: {

		if (0 != write_saa(p, 0x02, 0x80)) {

		SAY("ERROR: failed to set SAA register 0x02 for input %i\n",

									input);

			SAY("ERROR: failed to set SAA register 0x02 "

						"for input %i\n", input);

		}

		SET(p, 0x0000, 0x0098);

		SET(p, 0x0002, 0x0078);
@@ -808,8 +795,8 @@ case 1: { 
	}

	case 2: {

		if (0 != write_saa(p, 0x02, 0x80)) {

		SAY("ERROR: failed to set SAA register 0x02 for input %i\n",

									input);

			SAY("ERROR: failed to set SAA register 0x02 "

						"for input %i\n", input);

		}

		SET(p, 0x0000, 0x0090);

		SET(p, 0x0002, 0x0078);
@@ -817,8 +804,8 @@ case 2: { 
	}

	case 3: {

		if (0 != write_saa(p, 0x02, 0x80)) {

		SAY("ERROR: failed to set SAA register 0x02 for input %i\n",

									input);

			SAY("ERROR: failed to set SAA register 0x02 "

					" for input %i\n", input);

		}

		SET(p, 0x0000, 0x0088);

		SET(p, 0x0002, 0x0078);
@@ -826,8 +813,8 @@ case 3: { 
	}

	case 4: {

		if (0 != write_saa(p, 0x02, 0x80)) {

		SAY("ERROR: failed to set SAA register 0x02 for input %i\n",

									input);

			SAY("ERROR: failed to set SAA register 0x02 "

						"for input %i\n", input);

		}

		SET(p, 0x0000, 0x0080);

		SET(p, 0x0002, 0x0078);
@@ -865,12 +852,12 @@ case 5: { 
		}

		}

		if (0 != write_saa(p, 0x04, 0x00)) {

		SAY("ERROR: failed to set SAA register 0x04 for input %i\n",

									input);

			SAY("ERROR: failed to set SAA register 0x04 "

					"for input %i\n", input);

		}

		if (0 != write_saa(p, 0x09, 0x80)) {

		SAY("ERROR: failed to set SAA register 0x09 for input %i\n",

									input);

			SAY("ERROR: failed to set SAA register 0x09 "

						"for input %i\n", input);

		}

		SET(p, 0x0002, 0x0093);

		break;
@@ -890,8 +877,7 @@ start_100(p); 
	return 0;

}

/****************************************************************************/

int

set_resolution(struct usb_device *p,

int set_resolution(struct usb_device *p,

		   u16 set0, u16 set1, u16 set2, u16 set3)

{

	u16 u0x0111, u0x0113, u0x0115, u0x0117;
@@ -915,8 +901,7 @@ SET(p, 0x0117, u0x0117); 
	return 0;

}

/****************************************************************************/

int

start_100(struct usb_device *p)

int start_100(struct usb_device *p)

{

	u16 get116, get117, get0;

	u8 igot116, igot117, igot;
@@ -940,8 +925,7 @@ SET(p, 0x0117, get117); 
	return 0;

}

/****************************************************************************/

int

stop_100(struct usb_device *p)

int stop_100(struct usb_device *p)

{

	u16 get0;

	u8 igot;
@@ -959,8 +943,7 @@ return 0; 
 *  FUNCTION wait_i2c() RETURNS 0 ON SUCCESS

*/

/*--------------------------------------------------------------------------*/

int

wait_i2c(struct usb_device *p)

int wait_i2c(struct usb_device *p)

{

	u16 get0;

	u8 igot;
@@ -989,14 +972,13 @@ return -1; 
}

/****************************************************************************/

/*****************************************************************************/

int

wakeup_device(struct usb_device *pusb_device)

int wakeup_device(struct usb_device *pusb_device)

{

	if (!pusb_device)

		return -ENODEV;

	return usb_control_msg(pusb_device, usb_sndctrlpipe(pusb_device, 0),

			(u8)USB_REQ_SET_FEATURE,

		(u8)(USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE),

			USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,

			USB_DEVICE_REMOTE_WAKEUP,

			(u16)0,

			(void *) NULL,
@@ -1019,8 +1001,9 @@ int rc, id1, id2; 
 */

/*---------------------------------------------------------------------------*/

	const u8 request = 0x01;

const u8 requesttype =

		(u8)(USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE);

	const u8 requesttype = USB_DIR_OUT |

			       USB_TYPE_CLASS |

			       USB_RECIP_INTERFACE;

	const u16 value_unmute = 0x0200;

	const u16 index = 0x0301;

	const u16 length = 1;
@@ -1098,8 +1081,7 @@ check_vt(pusb_device); 
	return 0;

}

/*****************************************************************************/

int

check_vt(struct usb_device *pusb_device)

int check_vt(struct usb_device *pusb_device)

{

	int igot;
@@ -1170,8 +1152,7 @@ return 0; 
 *        31                12.0                  22.5            34.5

*/

/*---------------------------------------------------------------------------*/

int

audio_gainset(struct usb_device *pusb_device, s8 loud)

int audio_gainset(struct usb_device *pusb_device, s8 loud)

{

	int igot;

	u8 tmp;
@@ -1239,8 +1220,7 @@ write_vt(pusb_device, 0x0002, 0x0000); 
	return 0;

}

/*****************************************************************************/

int

audio_gainget(struct usb_device *pusb_device)

int audio_gainget(struct usb_device *pusb_device)

{

	int igot;