diff options
Diffstat (limited to 'drivers/media/usb/gspca/stv06xx/stv06xx_pb0100.c')
| -rw-r--r-- | drivers/media/usb/gspca/stv06xx/stv06xx_pb0100.c | 44 |
1 files changed, 20 insertions, 24 deletions
diff --git a/drivers/media/usb/gspca/stv06xx/stv06xx_pb0100.c b/drivers/media/usb/gspca/stv06xx/stv06xx_pb0100.c index 8206b7743300..ae382b3b5f7f 100644 --- a/drivers/media/usb/gspca/stv06xx/stv06xx_pb0100.c +++ b/drivers/media/usb/gspca/stv06xx/stv06xx_pb0100.c @@ -1,23 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher * Mark Cave-Ayland, Carlo E Prelz, Dick Streefland * Copyright (c) 2002, 2003 Tuukka Toivonen * Copyright (c) 2008 Erik Andrén * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * * P/N 861037: Sensor HDCS1000 ASIC STV0600 * P/N 861050-0010: Sensor HDCS1000 ASIC STV0600 * P/N 861050-0020: Sensor Photobit PB100 ASIC STV0600-1 - QuickCam Express @@ -198,6 +185,10 @@ static int pb0100_start(struct sd *sd) alt = usb_altnum_to_altsetting(intf, sd->gspca_dev.alt); if (!alt) return -ENODEV; + + if (alt->desc.bNumEndpoints < 1) + return -ENODEV; + packet_size = le16_to_cpu(alt->endpoint[0].desc.wMaxPacketSize); /* If we don't have enough bandwidth use a lower framerate */ @@ -233,7 +224,7 @@ static int pb0100_start(struct sd *sd) } err = stv06xx_write_sensor(sd, PB_CONTROL, BIT(5)|BIT(3)|BIT(1)); - PDEBUG(D_STREAM, "Started stream, status: %d", err); + gspca_dbg(gspca_dev, D_STREAM, "Started stream, status: %d\n", err); return (err < 0) ? err : 0; } @@ -251,7 +242,7 @@ static int pb0100_stop(struct sd *sd) /* Set bit 1 to zero */ err = stv06xx_write_sensor(sd, PB_CONTROL, BIT(5)|BIT(3)); - PDEBUG(D_STREAM, "Halting stream"); + gspca_dbg(gspca_dev, D_STREAM, "Halting stream\n"); out: return (err < 0) ? err : 0; } @@ -336,7 +327,8 @@ static int pb0100_set_gain(struct gspca_dev *gspca_dev, __s32 val) err = stv06xx_write_sensor(sd, PB_G1GAIN, val); if (!err) err = stv06xx_write_sensor(sd, PB_G2GAIN, val); - PDEBUG(D_CONF, "Set green gain to %d, status: %d", val, err); + gspca_dbg(gspca_dev, D_CONF, "Set green gain to %d, status: %d\n", + val, err); if (!err) err = pb0100_set_red_balance(gspca_dev, ctrls->red->val); @@ -359,7 +351,8 @@ static int pb0100_set_red_balance(struct gspca_dev *gspca_dev, __s32 val) val = 255; err = stv06xx_write_sensor(sd, PB_RGAIN, val); - PDEBUG(D_CONF, "Set red gain to %d, status: %d", val, err); + gspca_dbg(gspca_dev, D_CONF, "Set red gain to %d, status: %d\n", + val, err); return err; } @@ -377,7 +370,8 @@ static int pb0100_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val) val = 255; err = stv06xx_write_sensor(sd, PB_BGAIN, val); - PDEBUG(D_CONF, "Set blue gain to %d, status: %d", val, err); + gspca_dbg(gspca_dev, D_CONF, "Set blue gain to %d, status: %d\n", + val, err); return err; } @@ -388,7 +382,8 @@ static int pb0100_set_exposure(struct gspca_dev *gspca_dev, __s32 val) int err; err = stv06xx_write_sensor(sd, PB_RINTTIME, val); - PDEBUG(D_CONF, "Set exposure to %d, status: %d", val, err); + gspca_dbg(gspca_dev, D_CONF, "Set exposure to %d, status: %d\n", + val, err); return err; } @@ -408,8 +403,8 @@ static int pb0100_set_autogain(struct gspca_dev *gspca_dev, __s32 val) val = 0; err = stv06xx_write_sensor(sd, PB_EXPGAIN, val); - PDEBUG(D_CONF, "Set autogain to %d (natural: %d), status: %d", - val, ctrls->natural->val, err); + gspca_dbg(gspca_dev, D_CONF, "Set autogain to %d (natural: %d), status: %d\n", + val, ctrls->natural->val, err); return err; } @@ -421,7 +416,7 @@ static int pb0100_set_autogain_target(struct gspca_dev *gspca_dev, __s32 val) /* Number of pixels counted by the sensor when subsampling the pixels. * Slightly larger than the real value to avoid oscillation */ - totalpixels = gspca_dev->width * gspca_dev->height; + totalpixels = gspca_dev->pixfmt.width * gspca_dev->pixfmt.height; totalpixels = totalpixels/(8*8) + totalpixels/(64*64); brightpixels = (totalpixels * val) >> 8; @@ -430,7 +425,8 @@ static int pb0100_set_autogain_target(struct gspca_dev *gspca_dev, __s32 val) if (!err) err = stv06xx_write_sensor(sd, PB_R22, darkpixels); - PDEBUG(D_CONF, "Set autogain target to %d, status: %d", val, err); + gspca_dbg(gspca_dev, D_CONF, "Set autogain target to %d, status: %d\n", + val, err); return err; } |