mirror of https://gitee.com/openkylin/linux.git
staging/easycap: add first level indetnation for easycap_low.c
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Reviewed-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Tomas Winkler
Greg Kroah-Hartman
parent
1b3909e5c5
commit
72075789ea
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@ -326,8 +326,7 @@ static int regset(struct usb_device *pusb_device, u16 index, u16 value)
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/*****************************************************************************/
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/****************************************************************************/
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int
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confirm_resolution(struct usb_device *p)
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int confirm_resolution(struct usb_device *p)
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{
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u8 get0, get1, get2, get3, get4, get5, get6, get7;
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@ -367,8 +366,7 @@ JOT(8, "....cf VGA_640x480: "
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return 0;
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}
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/****************************************************************************/
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int
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confirm_stream(struct usb_device *p)
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int confirm_stream(struct usb_device *p)
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{
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u16 get2;
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u8 igot;
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@ -383,8 +381,7 @@ else
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return 0;
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}
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/****************************************************************************/
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int
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setup_stk(struct usb_device *p, bool ntsc)
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int setup_stk(struct usb_device *p, bool ntsc)
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{
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int i0;
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@ -393,12 +390,14 @@ if (NULL == p)
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i0 = 0;
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if (true == ntsc) {
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while (0xFFF != stk1160configNTSC[i0].reg) {
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SET(p, stk1160configNTSC[i0].reg, stk1160configNTSC[i0].set);
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SET(p, stk1160configNTSC[i0].reg,
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stk1160configNTSC[i0].set);
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i0++;
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}
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} else {
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while (0xFFF != stk1160configPAL[i0].reg) {
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SET(p, stk1160configPAL[i0].reg, stk1160configPAL[i0].set);
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SET(p, stk1160configPAL[i0].reg,
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stk1160configPAL[i0].set);
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i0++;
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}
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}
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@ -408,8 +407,7 @@ write_300(p);
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return 0;
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}
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/****************************************************************************/
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int
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setup_saa(struct usb_device *p, bool ntsc)
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int setup_saa(struct usb_device *p, bool ntsc)
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{
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int i0, ir;
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@ -432,8 +430,7 @@ if (true == ntsc) {
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return 0;
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}
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/****************************************************************************/
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int
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write_000(struct usb_device *p, u16 set2, u16 set0)
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int write_000(struct usb_device *p, u16 set2, u16 set0)
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{
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u8 igot0, igot2;
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@ -446,8 +443,7 @@ SET(p, 0x0000, set0);
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return 0;
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}
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/****************************************************************************/
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int
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write_saa(struct usb_device *p, u16 reg0, u16 set0)
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int write_saa(struct usb_device *p, u16 reg0, u16 set0)
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{
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if (NULL == p)
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return -ENODEV;
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@ -505,8 +501,7 @@ return 0;
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* REGISTER 504: TARGET ADDRESS ON VT1612A
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*/
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/*--------------------------------------------------------------------------*/
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int
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read_vt(struct usb_device *p, u16 reg0)
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int read_vt(struct usb_device *p, u16 reg0)
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{
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u8 igot;
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u16 got502, got503;
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@ -519,7 +514,8 @@ SET(p, 0x0500, 0x008B);
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GET(p, 0x0502, &igot); got502 = (0xFF & igot);
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GET(p, 0x0503, &igot); got503 = (0xFF & igot);
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JOT(16, "read_vt(., 0x%04X): has 0x%04X\n", reg0, ((got503 << 8) | got502));
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JOT(16, "read_vt(., 0x%04X): has 0x%04X\n",
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reg0, ((got503 << 8) | got502));
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return (got503 << 8) | got502;
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}
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@ -529,8 +525,7 @@ return (got503 << 8) | got502;
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* THESE APPEAR TO HAVE NO EFFECT ON EITHER VIDEO OR AUDIO.
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*/
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/*--------------------------------------------------------------------------*/
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int
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write_300(struct usb_device *p)
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int write_300(struct usb_device *p)
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{
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if (NULL == p)
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return -ENODEV;
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@ -549,8 +544,7 @@ return 0;
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* REGISTER 0x0F, WHICH IS INVOLVED IN CHROMINANCE AUTOMATIC GAIN CONTROL.
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*/
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/*--------------------------------------------------------------------------*/
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int
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check_saa(struct usb_device *p, bool ntsc)
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int check_saa(struct usb_device *p, bool ntsc)
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{
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int i0, ir, rc;
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@ -599,8 +593,7 @@ else
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return 0;
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}
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/****************************************************************************/
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int
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merit_saa(struct usb_device *p)
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int merit_saa(struct usb_device *p)
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{
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int rc;
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@ -613,8 +606,7 @@ else
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return 0;
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}
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/****************************************************************************/
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int
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ready_saa(struct usb_device *p)
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int ready_saa(struct usb_device *p)
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{
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int j, rc, rate;
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const int max = 5, marktime = PATIENCE/5;
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@ -667,8 +659,7 @@ return 0;
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* REGISTER 0x100: ACCEPT ALSO (0x80 | stk1160config....[.].set)
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*/
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/*--------------------------------------------------------------------------*/
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int
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check_stk(struct usb_device *p, bool ntsc)
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int check_stk(struct usb_device *p, bool ntsc)
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{
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int i0, ir;
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@ -686,10 +677,8 @@ if (true == ntsc) {
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ir = read_stk(p, stk1160configNTSC[i0].reg);
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if (0x100 == stk1160configNTSC[i0].reg) {
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if ((ir != (0xFF & stk1160configNTSC[i0].set)) &&
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(ir != (0x80 | (0xFF &
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stk1160configNTSC[i0].set))) &&
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(0xFFFF !=
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stk1160configNTSC[i0].set)) {
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(ir != (0x80 | (0xFF & stk1160configNTSC[i0].set))) &&
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(0xFFFF != stk1160configNTSC[i0].set)) {
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SAY("STK register 0x%03X has 0x%02X, "
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"expected 0x%02X\n",
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stk1160configNTSC[i0].reg,
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@ -741,8 +730,7 @@ if (true == ntsc) {
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return 0;
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}
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/****************************************************************************/
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int
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read_saa(struct usb_device *p, u16 reg0)
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int read_saa(struct usb_device *p, u16 reg0)
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{
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u8 igot;
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@ -757,8 +745,7 @@ GET(p, 0x0209, &igot);
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return igot;
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}
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/****************************************************************************/
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int
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read_stk(struct usb_device *p, u32 reg0)
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int read_stk(struct usb_device *p, u32 reg0)
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{
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u8 igot;
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@ -799,8 +786,8 @@ switch (input) {
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case 0:
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case 1: {
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if (0 != write_saa(p, 0x02, 0x80)) {
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SAY("ERROR: failed to set SAA register 0x02 for input %i\n",
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input);
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SAY("ERROR: failed to set SAA register 0x02 "
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"for input %i\n", input);
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}
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SET(p, 0x0000, 0x0098);
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SET(p, 0x0002, 0x0078);
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@ -808,8 +795,8 @@ case 1: {
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}
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case 2: {
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if (0 != write_saa(p, 0x02, 0x80)) {
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SAY("ERROR: failed to set SAA register 0x02 for input %i\n",
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input);
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SAY("ERROR: failed to set SAA register 0x02 "
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"for input %i\n", input);
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}
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SET(p, 0x0000, 0x0090);
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SET(p, 0x0002, 0x0078);
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@ -817,8 +804,8 @@ case 2: {
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}
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case 3: {
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if (0 != write_saa(p, 0x02, 0x80)) {
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SAY("ERROR: failed to set SAA register 0x02 for input %i\n",
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input);
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SAY("ERROR: failed to set SAA register 0x02 "
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" for input %i\n", input);
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}
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SET(p, 0x0000, 0x0088);
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SET(p, 0x0002, 0x0078);
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@ -826,8 +813,8 @@ case 3: {
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}
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case 4: {
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if (0 != write_saa(p, 0x02, 0x80)) {
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SAY("ERROR: failed to set SAA register 0x02 for input %i\n",
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input);
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SAY("ERROR: failed to set SAA register 0x02 "
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"for input %i\n", input);
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}
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SET(p, 0x0000, 0x0080);
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SET(p, 0x0002, 0x0078);
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@ -865,12 +852,12 @@ case 5: {
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}
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}
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if (0 != write_saa(p, 0x04, 0x00)) {
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SAY("ERROR: failed to set SAA register 0x04 for input %i\n",
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input);
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SAY("ERROR: failed to set SAA register 0x04 "
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"for input %i\n", input);
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}
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if (0 != write_saa(p, 0x09, 0x80)) {
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SAY("ERROR: failed to set SAA register 0x09 for input %i\n",
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input);
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SAY("ERROR: failed to set SAA register 0x09 "
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"for input %i\n", input);
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}
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SET(p, 0x0002, 0x0093);
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break;
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@ -890,8 +877,7 @@ start_100(p);
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return 0;
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}
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/****************************************************************************/
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int
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set_resolution(struct usb_device *p,
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int set_resolution(struct usb_device *p,
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u16 set0, u16 set1, u16 set2, u16 set3)
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{
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u16 u0x0111, u0x0113, u0x0115, u0x0117;
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@ -915,8 +901,7 @@ SET(p, 0x0117, u0x0117);
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return 0;
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}
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/****************************************************************************/
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int
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start_100(struct usb_device *p)
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int start_100(struct usb_device *p)
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{
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u16 get116, get117, get0;
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u8 igot116, igot117, igot;
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@ -940,8 +925,7 @@ SET(p, 0x0117, get117);
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return 0;
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}
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/****************************************************************************/
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int
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stop_100(struct usb_device *p)
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int stop_100(struct usb_device *p)
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{
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u16 get0;
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u8 igot;
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@ -959,8 +943,7 @@ return 0;
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* FUNCTION wait_i2c() RETURNS 0 ON SUCCESS
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*/
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/*--------------------------------------------------------------------------*/
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int
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wait_i2c(struct usb_device *p)
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int wait_i2c(struct usb_device *p)
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{
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u16 get0;
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u8 igot;
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@ -989,14 +972,13 @@ return -1;
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}
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/****************************************************************************/
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/*****************************************************************************/
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int
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wakeup_device(struct usb_device *pusb_device)
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int wakeup_device(struct usb_device *pusb_device)
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{
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if (!pusb_device)
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return -ENODEV;
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return usb_control_msg(pusb_device, usb_sndctrlpipe(pusb_device, 0),
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(u8)USB_REQ_SET_FEATURE,
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(u8)(USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE),
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USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
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USB_DEVICE_REMOTE_WAKEUP,
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(u16)0,
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(void *) NULL,
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@ -1019,8 +1001,9 @@ int rc, id1, id2;
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*/
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/*---------------------------------------------------------------------------*/
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const u8 request = 0x01;
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const u8 requesttype =
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(u8)(USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE);
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const u8 requesttype = USB_DIR_OUT |
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USB_TYPE_CLASS |
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USB_RECIP_INTERFACE;
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const u16 value_unmute = 0x0200;
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const u16 index = 0x0301;
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const u16 length = 1;
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@ -1098,8 +1081,7 @@ check_vt(pusb_device);
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return 0;
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}
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/*****************************************************************************/
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int
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check_vt(struct usb_device *pusb_device)
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int check_vt(struct usb_device *pusb_device)
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{
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int igot;
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@ -1170,8 +1152,7 @@ return 0;
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* 31 12.0 22.5 34.5
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*/
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/*---------------------------------------------------------------------------*/
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int
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audio_gainset(struct usb_device *pusb_device, s8 loud)
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int audio_gainset(struct usb_device *pusb_device, s8 loud)
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{
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int igot;
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u8 tmp;
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@ -1239,8 +1220,7 @@ write_vt(pusb_device, 0x0002, 0x0000);
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return 0;
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}
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/*****************************************************************************/
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int
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audio_gainget(struct usb_device *pusb_device)
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int audio_gainget(struct usb_device *pusb_device)
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{
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int igot;
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