usb/gspca/sonixj.c

923 /* from ms-win traces - these values change with auto gain/expo/wb.. */
1694 			u32 expo)
1702 		/* expo = 0..255 -> a = 19..43 */
1703 		a = 19 + expo * 25 / 256;
1715 		Expodoit[3] = expo >> 16;
1716 		Expodoit[4] = expo >> 8;
1717 		Expodoit[5] = expo;
1730 		if (expo > 0x0635)
1731 			expo = 0x0635;
1732 		else if (expo < 0x0001)
1733 			expo = 0x0001;
1734 		expoMi[3] = expo >> 8;
1735 		expoMi[4] = expo;
1749 		if (expo > 0x1fff)
1750 			expo = 0x1fff;
1751 		else if (expo < 0x0001)
1752 			expo = 0x0001;
1753 		expoMof[3] = (expo & 0x03fc) >> 2;
1755 		expoMo10[3] = ((expo & 0x1c00) >> 10)
1756 				| ((expo & 0x0003) << 4);
1769 		if (expo > 0x0390)
1770 			expo = 0x0390;
1771 		else if (expo < 0x0060)
1772 			expo = 0x0060;
1773 		expo_c1[3] = expo >> 8;
1774 		expo_c1[4] = expo;
1783 		if (expo > 0x03ff)
1784 			expo = 0x03ff;
1785 		if (expo < 0x0001)
1786 			expo = 0x0001;
1787 		gainOm[3] = expo >> 2;
1789 		reg_w1(gspca_dev, 0x96, expo >> 5);
1794 	return expo;
1800 	unsigned int expo;
1811 		expo = brightness << 12;
1812 		if (expo > 0x002dc6c0)
1813 			expo = 0x002dc6c0;
1814 		else if (expo < 0x02a0)
1815 			expo = 0x02a0;
1816 		sd->exposure = expo_adjust(gspca_dev, expo);
1820 		expo = brightness << 4;
1821 		sd->exposure = expo_adjust(gspca_dev, expo);
1824 		expo = brightness << 2;
1825 		sd->exposure = expo_adjust(gspca_dev, expo);
1828 		expo = brightness;
1829 		sd->exposure = expo_adjust(gspca_dev, expo);
1832 		expo = brightness << 2;
1833 		sd->exposure = expo_adjust(gspca_dev, expo);
1836 		expo = brightness << 2;
1837 		sd->exposure = expo_adjust(gspca_dev, expo);
1951 		u8 rexpo[] =		/* 1a: expo H, 1b: expo M */
2077 		com8 = 0xdf;		/* auto gain/wb/expo */