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path: root/drivers/media/usb/gspca/pac7302.c
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Diffstat (limited to 'drivers/media/usb/gspca/pac7302.c')
-rw-r--r--drivers/media/usb/gspca/pac7302.c32
1 files changed, 9 insertions, 23 deletions
diff --git a/drivers/media/usb/gspca/pac7302.c b/drivers/media/usb/gspca/pac7302.c
index a91509643563..608be0d64f94 100644
--- a/drivers/media/usb/gspca/pac7302.c
+++ b/drivers/media/usb/gspca/pac7302.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Pixart PAC7302 driver
*
@@ -7,20 +8,6 @@
* Separated from Pixart PAC7311 library by Márton Németh
* Camera button input handling by Márton Németh <nm127@freemail.hu>
* Copyright (C) 2009-2010 Márton Németh <nm127@freemail.hu>
- *
- * 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
- * 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
*/
/*
@@ -105,8 +92,7 @@
#define PAC7302_EXPOSURE_DEFAULT 66 /* 33 ms / 30 fps */
#define PAC7302_EXPOSURE_KNEE 133 /* 66 ms / 15 fps */
-MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>, "
- "Thomas Kaiser thomas@kaiser-linux.li");
+MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>, Thomas Kaiser thomas@kaiser-linux.li");
MODULE_DESCRIPTION("Pixart PAC7302");
MODULE_LICENSE("GPL");
@@ -344,7 +330,7 @@ static void reg_w_var(struct gspca_dev *gspca_dev,
break;
default:
if (len > USB_BUF_SZ) {
- PERR("Incorrect variable sequence");
+ gspca_err(gspca_dev, "Incorrect variable sequence\n");
return;
}
while (len > 0) {
@@ -394,9 +380,9 @@ static void setbrightcont(struct gspca_dev *gspca_dev)
reg_w(gspca_dev, 0xff, 0x00); /* page 0 */
for (i = 0; i < 10; i++) {
v = max[i];
- v += (sd->brightness->val - sd->brightness->maximum)
- * 150 / sd->brightness->maximum; /* 200 ? */
- v -= delta[i] * sd->contrast->val / sd->contrast->maximum;
+ v += (sd->brightness->val - (s32)sd->brightness->maximum)
+ * 150 / (s32)sd->brightness->maximum; /* 200 ? */
+ v -= delta[i] * sd->contrast->val / (s32)sd->contrast->maximum;
if (v < 0)
v = 0;
else if (v > 0xff)
@@ -419,7 +405,7 @@ static void setcolors(struct gspca_dev *gspca_dev)
reg_w(gspca_dev, 0x11, 0x01);
reg_w(gspca_dev, 0xff, 0x00); /* page 0 */
for (i = 0; i < 9; i++) {
- v = a[i] * sd->saturation->val / sd->saturation->maximum;
+ v = a[i] * sd->saturation->val / (s32)sd->saturation->maximum;
v += b[i];
reg_w(gspca_dev, 0x0f + 2 * i, (v >> 8) & 0x07);
reg_w(gspca_dev, 0x0f + 2 * i + 1, v);
@@ -808,7 +794,6 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
n = (sof - data) - (footer_length + sizeof pac_sof_marker);
if (n < 0) {
gspca_dev->image_len += n;
- n = 0;
} else {
gspca_frame_add(gspca_dev, INTER_PACKET, data, n);
}
@@ -874,7 +859,7 @@ static int sd_dbg_s_register(struct gspca_dev *gspca_dev,
#if IS_ENABLED(CONFIG_INPUT)
static int sd_int_pkt_scan(struct gspca_dev *gspca_dev,
u8 *data, /* interrupt packet data */
- int len) /* interrput packet length */
+ int len) /* interrupt packet length */
{
int ret = -EINVAL;
u8 data0, data1;
@@ -928,6 +913,7 @@ static const struct usb_device_id device_table[] = {
{USB_DEVICE(0x093a, 0x2620)},
{USB_DEVICE(0x093a, 0x2621)},
{USB_DEVICE(0x093a, 0x2622), .driver_info = FL_VFLIP},
+ {USB_DEVICE(0x093a, 0x2623), .driver_info = FL_VFLIP},
{USB_DEVICE(0x093a, 0x2624), .driver_info = FL_VFLIP},
{USB_DEVICE(0x093a, 0x2625)},
{USB_DEVICE(0x093a, 0x2626)},