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/kernel/linux/linux-5.10/drivers/media/usb/gspca/
H A Dspca561.c163 {0x00fd, 0x8612}, /* Gr offset for white balance */
168 {0x0040, 0x8652}, /* Gr gain for white balance */
465 reg_w_val(gspca_dev, reg + 1, val); /* Gr */ in setbrightness()
485 reg_w_val(gspca_dev, 0x8652, contrast + 0x20); /* Gr */ in setwhite()
649 __u8 R, Gr, Gb, B; in do_autogain() local
664 Gr = gspca_dev->usb_buf[0]; in do_autogain()
671 y = (77 * R + 75 * (Gr + Gb) + 29 * B) >> 8; in do_autogain()
672 /* u= (128*B-(43*(Gr+Gb+R))) >> 8; */ in do_autogain()
673 /* v= (128*R-(53*(Gr+Gb))-21*B) >> 8; */ in do_autogain()
/kernel/linux/linux-6.6/drivers/media/usb/gspca/
H A Dspca561.c163 {0x00fd, 0x8612}, /* Gr offset for white balance */
168 {0x0040, 0x8652}, /* Gr gain for white balance */
465 reg_w_val(gspca_dev, reg + 1, val); /* Gr */ in setbrightness()
485 reg_w_val(gspca_dev, 0x8652, contrast + 0x20); /* Gr */ in setwhite()
649 __u8 R, Gr, Gb, B; in do_autogain() local
664 Gr = gspca_dev->usb_buf[0]; in do_autogain()
671 y = (77 * R + 75 * (Gr + Gb) + 29 * B) >> 8; in do_autogain()
672 /* u= (128*B-(43*(Gr+Gb+R))) >> 8; */ in do_autogain()
673 /* v= (128*R-(53*(Gr+Gb))-21*B) >> 8; */ in do_autogain()

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