spca508.c

来自「trident tm5600的linux驱动」· C语言 代码 · 共 1,720 行 · 第 1/4 页

	/* 50832  2067 */ {0x005b, 0x8651},
	/* R gain for white balance ... */
	/* 50857  2068 */ {0x0040, 0x8652},
	/* 50882  2069 */ {0x0060, 0x8653},
	/* 50907  2070 */ {0x0040, 0x8654},
	/* 50932  2071 */ {0x0000, 0x8655},
	/* 50957  2072 */ {0x0001, 0x863f},
	/* Fixed gamma correction enable, USB control,
	 *			 lum filter disable, lum noise clip disable */
	/* 50982  2073 */ {0x00a1, 0x8656},
	/* Window1 size 256x256, Windows2 size 64x64,
	 *		 gamma look-up disable, new edge enhancement enable */
	/* 51007  2074 */ {0x0018, 0x8657},
	/* Edge gain high thresh */
	/* 51032  2075 */ {0x0020, 0x8658},
	/* Edge gain low thresh */
	/* 51057  2076 */ {0x000a, 0x8659},
	/* Edge bandwidth high threshold */
	/* 51082  2077 */ {0x0005, 0x865a},
	/* Edge bandwidth low threshold */
	/* -------------------------------- */
	/* 51107  2078 */ {0x0030, 0x8112},
	/* Video drop enable, ISO streaming enable */
	/* 51130  2079 */ /* READ { 0, 0x0001, 0x8803 } -> 0000: 00  */
	/* 51154  2080 */ /* READ { 0, 0x0001, 0x8802 } -> 0000: 08  */
	/* 51180  2081 */ {0xa908, 0x8802},
	/* 51205  2082 */ {0x0034, 0x8801},
	/* SSI reg addr */
	/* 51230  2083 */ {0x00ca, 0x8800},
	/* SSI data to write */
	/* 51253  2084 */ /* READ { 0, 0x0001, 0x8803 } -> 0000: 00  */
	/* 51277  2085 */ /* READ { 0, 0x0001, 0x8803 } -> 0000: 00  */
	/* 51301  2086 */ /* READ { 0, 0x0001, 0x8802 } -> 0000: 08  */
	/* 51327  2087 */ {0x1f08, 0x8802},
	/* 51352  2088 */ {0x0006, 0x8801},
	/* 51377  2089 */ {0x0080, 0x8800},
	/* 51400  2090 */ /* READ { 0, 0x0001, 0x8803 } -> 0000: 00  */

/* ----- Read back coefs we wrote earlier. */
	/* 51424  2091 */ /* READ { 0, 0x0000, 0x8608 } -> 0000: 15  */
	/* 51448  2092 */ /* READ { 0, 0x0000, 0x8609 } -> 0000: 30  */
	/* 51472  2093 */ /* READ { 0, 0x0000, 0x860a } -> 0000: fb  */
	/* 51496  2094 */ /* READ { 0, 0x0000, 0x860b } -> 0000: 3e  */
	/* 51520  2095 */ /* READ { 0, 0x0000, 0x860c } -> 0000: ce  */
	/* 51544  2096 */ /* READ { 0, 0x0000, 0x860d } -> 0000: f4  */
	/* 51568  2097 */ /* READ { 0, 0x0000, 0x860e } -> 0000: eb  */
	/* 51592  2098 */ /* READ { 0, 0x0000, 0x860f } -> 0000: dc  */
	/* 51616  2099 */ /* READ { 0, 0x0000, 0x8610 } -> 0000: 39  */
	/* 51640  2100 */ /* READ { 0, 0x0001, 0x8803 } -> 0000: 00  */
	/* 51664  2101 */ /* READ { 0, 0x0001, 0x8802 } -> 0000: 08  */
	/* 51690  2102 */ {0xb008, 0x8802},
	/* 51715  2103 */ {0x0006, 0x8801},
	/* 51740  2104 */ {0x007d, 0x8800},
	/* 51763  2105 */ /* READ { 0, 0x0001, 0x8803 } -> 0000: 00  */

#if 0
	/* experimental.  dark version. */
	{0xba, 0x8705},	/* total pixel clocks per hsync cycle (L) */
	{0x00, 0x8706},	/* total pixel clocks per hsync cycle (H in 2:0) */
	{0x5a, 0x8707},	/* total pixel clocks per hsync blank period (L) */
#elif 0
	/* experimental.  factory default. */
	{0x8e, 0x8705},	/* total pixel clocks per hsync cycle (L) */
	{0x03, 0x8706},	/* total pixel clocks per hsync cycle (H in 2:0) */
	{0x5a, 0x8707},	/* total pixel clocks per hsync blank period (L) */
#elif 0
	/* experimental.  light. */
	{0xba, 0x8705},	/* total pixel clocks per hsync cycle (L) */
	{0x01, 0x8706},	/* total pixel clocks per hsync cycle (H in 2:0) */
	{0x10, 0x8707},	/* total pixel clocks per hsync blank period (L) */
#endif

#if 1
	/* This chunk is seemingly redundant with */
	/* earlier commands (A11 Coef...), but if I disable it, */
	/* the image appears too dark.  Maybe there was some kind of */
	/* reset since the earlier commands, so this is necessary again. */
	/* 51789  2106 */ {0x0015, 0x8608},
	/* 51814  2107 */ {0x0030, 0x8609},
	/* 51839  2108 */ {0xfffb, 0x860a},
	/* 51864  2109 */ {0x003e, 0x860b},
	/* 51889  2110 */ {0xffce, 0x860c},
	/* 51914  2111 */ {0xfff4, 0x860d},
	/* 51939  2112 */ {0xffeb, 0x860e},
	/* 51964  2113 */ {0xffdc, 0x860f},
	/* 51989  2114 */ {0x0039, 0x8610},
	/* 52014  2115 */ {0x0018, 0x8657},
#endif

	/* 52039  2116 */ {0x0000, 0x8508},
	/* Disable compression. */
	/* Previous line was:
	 * 52039  2116 *  { 0, 0x0021, 0x8508 },  * Enable compression. */
	/* 52064  2117 */ {0x0032, 0x850b},
	/* compression stuff */
	/* 52089  2118 */ {0x0003, 0x8509},
	/* compression stuff */
	/* 52114  2119 */ {0x0011, 0x850a},
	/* compression stuff */
	/* 52139  2120 */ {0x0021, 0x850d},
	/* compression stuff */
	/* 52164  2121 */ {0x0010, 0x850c},
	/* compression stuff */
	/* 52189  2122 */ {0x0003, 0x8500},
	/* *** Video mode: 160x120 */
	/* 52214  2123 */ {0x0001, 0x8501},
	/* Hardware-dominated snap control */
	/* 52239  2124 */ {0x0061, 0x8656},
	/* Window1 size 128x128, Windows2 size 128x128,
	 *		gamma look-up disable, new edge enhancement enable */
	/* 52264  2125 */ {0x0018, 0x8617},
	/* Window1 start X (*2) */
	/* 52289  2126 */ {0x0008, 0x8618},
	/* Window1 start Y (*2) */
	/* 52314  2127 */ {0x0061, 0x8656},
	/* Window1 size 128x128, Windows2 size 128x128,
	 *		gamma look-up disable, new edge enhancement enable */
	/* 52339  2128 */ {0x0058, 0x8619},
	/* Window2 start X (*2) */
	/* 52364  2129 */ {0x0008, 0x861a},
	/* Window2 start Y (*2) */
	/* 52389  2130 */ {0x00ff, 0x8615},
	/* High lum thresh for white balance */
	/* 52414  2131 */ {0x0000, 0x8616},
	/* Low lum thresh for white balance */
	/* 52439  2132 */ {0x0012, 0x8700},
	/* Clock speed 48Mhz/(2+2)/2= 6 Mhz */
	/* 52464  2133 */ {0x0012, 0x8700},
	/* Clock speed 48Mhz/(2+2)/2= 6 Mhz */
	/* 52487  2134 */ /* READ { 0, 0x0000, 0x8656 } -> 0000: 61  */
	/* 52513  2135 */ {0x0028, 0x8802},
	/* 375 Khz SSI clock, SSI r/w sync with VSYNC */
	/* 52536  2136 */ /* READ { 0, 0x0001, 0x8803 } -> 0000: 00  */
	/* 52560  2137 */ /* READ { 0, 0x0001, 0x8802 } -> 0000: 28  */
	/* 52586  2138 */ {0x1f28, 0x8802},
	/* 375 Khz SSI clock, SSI r/w sync with VSYNC */
	/* 52611  2139 */ {0x0010, 0x8801},
	/* SSI reg addr */
	/* 52636  2140 */ {0x003e, 0x8800},
	/* SSI data to write */
	/* 52659  2141 */ /* READ { 0, 0x0001, 0x8803 } -> 0000: 00  */
	/* 52685  2142 */ {0x0028, 0x8802},
	/* 52708  2143 */ /* READ { 0, 0x0001, 0x8803 } -> 0000: 00  */
	/* 52732  2144 */ /* READ { 0, 0x0001, 0x8802 } -> 0000: 28  */
	/* 52758  2145 */ {0x1f28, 0x8802},
	/* 52783  2146 */ {0x0000, 0x8801},
	/* 52808  2147 */ {0x001f, 0x8800},
	/* 52831  2148 */ /* READ { 0, 0x0001, 0x8803 } -> 0000: 00  */
	/* 52857  2149 */ {0x0001, 0x8602},
	/* optical black level for user settning = 1 */

#if 0
	/* NOTE: Code like this case lets this driver (often) work */
	/* in 352x288 resolution, apparently by slowing down the */
	/* clock. */

	/* 52464  2133 */ {0x002F, 0x8700},
	/* Clock speed */
#else
	/* Original: */
	/* 52882  2150 */ {0x0023, 0x8700},
	/* Clock speed 48Mhz/(3+2)/4= 2.4 Mhz */
#endif
	/* 52907  2151 */ {0x000f, 0x8602},
	/* optical black level for user settning = 15 */

	/* 52932  2152 */ {0x0028, 0x8802},
	/* 52955  2153 */ /* READ { 0, 0x0001, 0x8803 } -> 0000: 00  */
	/* 52979  2154 */ /* READ { 0, 0x0001, 0x8802 } -> 0000: 28  */
	/* 53005  2155 */ {0x1f28, 0x8802},
	/* 53030  2156 */ {0x0010, 0x8801},
	/* 53055  2157 */ {0x007b, 0x8800},
	/* 53078  2158 */ /* READ { 0, 0x0001, 0x8803 } -> 0000: 00  */
	/* 53104  2159 */ {0x002f, 0x8651},
	/* R gain for white balance ... */
	/* 53129  2160 */ {0x0080, 0x8653},
	/* 53152  2161 */ /* READ { 0, 0x0000, 0x8655 } -> 0000: 00  */
	/* 53178  2162 */ {0x0000, 0x8655},

	/* 53203  2163 */ {0x0030, 0x8112},
	/* Video drop enable, ISO streaming enable */
	/* 53228  2164 */ {0x0020, 0x8112},
	/* Video drop enable, ISO streaming disable */
	/* 53252  2165 */
	     /* UNKNOWN DIRECTION (URB_FUNCTION_SELECT_INTERFACE: (ALT=0) ) */
	{}
};

#if 0
/*
 * Data to initialize the camera using the internal CCD
 */
static const __u16 spca508_open_data[][3] = {
	/* line	bmRequest,value,index */
	{}
};
#endif

/*
 * Initialization data for Intel EasyPC Camera CS110
 */
static const __u16 spca508cs110_init_data[][3] = {
	{0x0000, 0x870b}, /* Reset CTL3 */
	{0x0003, 0x8111}, /* Soft Reset compression, memory, TG & CDSP */
	{0x0000, 0x8111}, /* Normal operation on reset */
	{0x0090, 0x8110},
		 /* External Clock 2x & Synchronous Serial Interface Output */
	{0x0020, 0x8112}, /* Video Drop packet enable */
	{0x0000, 0x8114}, /* Software GPIO output data */
	{0x0001, 0x8114},
	{0x0001, 0x8114},
	{0x0001, 0x8114},
	{0x0003, 0x8114},

	/* Initial sequence Synchronous Serial Interface */
	{0x000f, 0x8402}, /* Memory bank Address */
	{0x0000, 0x8403}, /* Memory bank Address */
	{0x00ba, 0x8804}, /* SSI Slave address */
	{0x0010, 0x8802}, /* 93.75kHz SSI Clock Two DataByte */
	{0x0010, 0x8802}, /* 93.75kHz SSI Clock two DataByte */

	{0x0001, 0x8801},
	{0x000a, 0x8805},/* a - NWG: Dunno what this is about */
	{0x0000, 0x8800},
	{0x0010, 0x8802},

	{0x0002, 0x8801},
	{0x0000, 0x8805},
	{0x0000, 0x8800},
	{0x0010, 0x8802},

	{0x0003, 0x8801},
	{0x0027, 0x8805},
	{0x0001, 0x8800},
	{0x0010, 0x8802},

	{0x0004, 0x8801},
	{0x0065, 0x8805},
	{0x0001, 0x8800},
	{0x0010, 0x8802},

	{0x0005, 0x8801},
	{0x0003, 0x8805},
	{0x0000, 0x8800},
	{0x0010, 0x8802},

	{0x0006, 0x8801},
	{0x001c, 0x8805},
	{0x0000, 0x8800},
	{0x0010, 0x8802},

	{0x0007, 0x8801},
	{0x002a, 0x8805},
	{0x0000, 0x8800},
	{0x0010, 0x8802},

	{0x0002, 0x8704}, /* External input CKIx1 */
	{0x0001, 0x8606}, /* 1 Line memory Read Counter (H) Result: (d)410 */
	{0x009a, 0x8600}, /* Line memory Read Counter (L) */
	{0x0001, 0x865b}, /* 1 Horizontal Offset for Valid Pixel(L) */
	{0x0003, 0x865c}, /* 3 Vertical Offset for Valid Lines(L) */
	{0x0058, 0x865d}, /* 58 Horizontal Valid Pixel Window(L) */

	{0x0006, 0x8660}, /* Nibble data + input order */

	{0x000a, 0x8602}, /* Optical black level set to 0x0a */
/* 1945 */ {0x0000, 0x8603}, /* Optical black level Offset */

/* 1962 *  {0, 0x0000, 0x8611},  * 0 R  Offset for white Balance */
/* 1963 *  {0, 0x0000, 0x8612},  * 1 Gr Offset for white Balance */
/* 1964 *  {0, 0x0000, 0x8613},  * 1f B  Offset for white Balance */
/* 1965 *  {0, 0x0000, 0x8614},  * f0 Gb Offset for white Balance */

	{0x0040, 0x8651}, /* 2b BLUE gain for white balance  good at all 60 */
	{0x0030, 0x8652}, /* 41 Gr Gain for white Balance (L) */
	{0x0035, 0x8653}, /* 26 RED gain for white balance */
	{0x0035, 0x8654}, /* 40Gb Gain for white Balance (L) */
	{0x0041, 0x863f},
	      /* Fixed Gamma correction enabled (makes colours look better) */

/* 2422 */ {0x0000, 0x8655},
	/* High bits for white balance*****brightness control*** */
	{}
};

static const __u16 spca508_sightcam_init_data[][3] = {
/* This line seems to setup the frame/canvas */
	/*368  */ {0x000f, 0x8402},

/* Theese 6 lines are needed to startup the webcam */
	/*398  */ {0x0090, 0x8110},
	/*399  */ {0x0001, 0x8114},
	/*400  */ {0x0001, 0x8114},
	/*401  */ {0x0001, 0x8114},
	/*402  */ {0x0003, 0x8114},
	/*403  */ {0x0080, 0x8804},

/* This part seems to make the pictures darker? (autobrightness?) */
	/*436  */ {0x0001, 0x8801},
	/*437  */ {0x0004, 0x8800},
	/*439  */ {0x0003, 0x8801},
	/*440  */ {0x00e0, 0x8800},
	/*442  */ {0x0004, 0x8801},
	/*443  */ {0x00b4, 0x8800},
	/*445  */ {0x0005, 0x8801},
	/*446  */ {0x0000, 0x8800},

	/*448  */ {0x0006, 0x8801},
	/*449  */ {0x00e0, 0x8800},
	/*451  */ {0x0007, 0x8801},
	/*452  */ {0x000c, 0x8800},

/* This section is just needed, it probably
 * does something like the previous section,
 * but the cam won't start if it's not included.
 */
	/*484  */ {0x0014, 0x8801},
	/*485  */ {0x0008, 0x8800},
	/*487  */ {0x0015, 0x8801},
	/*488  */ {0x0067, 0x8800},
	/*490  */ {0x0016, 0x8801},
	/*491  */ {0x0000, 0x8800},
	/*493  */ {0x0017, 0x8801},
	/*494  */ {0x0020, 0x8800},
	/*496  */ {0x0018, 0x8801},
	/*497  */ {0x0044, 0x8800},

/* Makes the picture darker - and the
 * cam won't start if not included
 */
	/*505  */ {0x001e, 0x8801},
	/*506  */ {0x00ea, 0x8800},
	/*508  */ {0x001f, 0x8801},
	/*509  */ {0x0001, 0x8800},
	/*511  */ {0x0003, 0x8801},
	/*512  */ {0x00e0, 0x8800},

/* seems to place the colors ontop of each other #1 */
	/*517  */ {0x0006, 0x8704},
	/*518  */ {0x0001, 0x870c},
	/*519  */ {0x0016, 0x8600},
	/*520  */ {0x0002, 0x8606},

/* if not included the pictures becomes _very_ dark */
	/*521  */ {0x0064, 0x8607},
	/*522  */ {0x003a, 0x8601},
	/*523  */ {0x0000, 0x8602},

/* seems to place the colors ontop of each other #2 */
	/*524  */ {0x0016, 0x8600},
	/*525  */ {0x0018, 0x8617},
	/*526  */ {0x0008, 0x8618},
	/*527  */ {0x00a1, 0x8656},

/* webcam won't start if not included */
	/*528  */ {0x0007, 0x865b},
	/*529  */ {0x0001, 0x865c},
	/*530  */ {0x0058, 0x865d},
	/*531  */ {0x0048, 0x865e},

/* adjusts the colors */
	/*541  */ {0x0049, 0x8651},
	/*542  */ {0x0040, 0x8652},
	/*543  */ {0x004c, 0x8653},
	/*544  */ {0x0040, 0x8654},
	{}
};

static const __u16 spca508_sightcam2_init_data[][3] = {
#if 1
/* 35 */ {0x0020, 0x8112},

/* 36 */ {0x000f, 0x8402},
/* 37 */ {0x0000, 0x8403},

/* 38 */ {0x0008, 0x8201},
/* 39 */ {0x0008, 0x8200},
/* 40 */ {0x0001, 0x8200},
/* 43 */ {0x0009, 0x8201},
/* 44 */ {0x0008, 0x8200},
/* 45 */ {0x0001, 0x8200},
/* 48 */ {0x000a, 0x8201},
/* 49 */ {0x0008, 0x8200},
/* 50 */ {0x0001, 0x8200},
/* 53 */ {0x000b, 0x8201},
/* 54 */ {0x0008, 0x8200},
/* 55 */ {0x0001, 0x8200},
/* 58 */ {0x000c, 0x8201},
/* 59 */ {0x0008, 0x8200},
/* 60 */ {0x0001, 0x8200},
/* 63 */ {0x000d, 0x8201},
/* 64 */ {0x0008, 0x8200},
/* 65 */ {0x0001, 0x8200},
/* 68 */ {0x000e, 0x8201},
/* 69 */ {0x0008, 0x8200},
/* 70 */ {0x0001, 0x8200},
/* 73 */ {0x0007, 0x8201},
/* 74 */ {0x0008, 0x8200},
/* 75 */ {0x0001, 0x8200},
/* 78 */ {0x000f, 0x8201},
/* 79 */ {0x0008, 0x8200},
/* 80 */ {0x0001, 0x8200},

/* 84 */ {0x0018, 0x8660},
/* 85 */ {0x0010, 0x8201},

/* 86 */ {0x0008, 0x8200},
/* 87 */ {0x0001, 0x8200},
/* 90 */ {0x0011, 0x8201},
/* 91 */ {0x0008, 0x8200},
/* 92 */ {0x0001, 0x8200},

/* 95 */ {0x0000, 0x86b0},
/* 96 */ {0x0034, 0x86b1},
/* 97 */ {0x0000, 0x86b2},
/* 98 */ {0x0049, 0x86b3},
/* 99 */ {0x0000, 0x86b4},
/* 100 */ {0x0000, 0x86b4},

/* 101 */ {0x0012, 0x8201},
/* 102 */ {0x0008, 0x8200},
/* 103 */ {0x0001, 0x8200},
/* 106 */ {0x0013, 0x8201},
/* 107 */ {0x0008, 0x8200},
/* 108 */ {0x0001, 0x8200},

/* 111 */ {0x0001, 0x86b0},
/* 112 */ {0x00aa, 0x86b1},
/* 113 */ {0x0000, 0x86b2},
/* 114 */ {0x00e4, 0x86b3},