From patchwork Sun Nov 1 21:59:58 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?TsODwqltZXRoIE3Dg8KhcnRvbg==?= X-Patchwork-Id: 56908 Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id nA1M0FC0032740 for ; Sun, 1 Nov 2009 22:00:15 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753493AbZKAWAI (ORCPT ); Sun, 1 Nov 2009 17:00:08 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753765AbZKAWAI (ORCPT ); Sun, 1 Nov 2009 17:00:08 -0500 Received: from mail02a.mail.t-online.hu ([84.2.40.7]:54552 "EHLO mail02a.mail.t-online.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753091AbZKAWAE (ORCPT ); Sun, 1 Nov 2009 17:00:04 -0500 X-Authuid: nmarci Received: from [192.168.1.64] (dsl5402C4D0.pool.t-online.hu [84.2.196.208]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail02a.mail.t-online.hu (Postfix) with ESMTPSA id AD7D02561BD; Sun, 1 Nov 2009 22:59:50 +0100 (CET) Message-ID: <4AEE04DE.2060300@freemail.hu> Date: Sun, 01 Nov 2009 22:59:58 +0100 From: =?ISO-8859-2?Q?N=E9meth_M=E1rton?= User-Agent: Mozilla/5.0 (X11; U; Linux i686; hu-HU; rv:1.8.1.21) Gecko/20090402 SeaMonkey/1.1.16 MIME-Version: 1.0 To: Jean-Francois Moine , Hans de Goede , V4L Mailing List CC: Thomas Kaiser , Theodore Kilgore , Kyle Guinn Subject: [PATCH 3/3] gspca pac7302/pac7311: separate the two subdrivers X-DCC-mail.t-online.hu-Metrics: mail02a.mail.t-online.hu 32721; Body=6 Fuz1=6 Fuz2=6 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org diff -uprN c/drivers/media/video/gspca/Kconfig d/drivers/media/video/gspca/Kconfig --- c/drivers/media/video/gspca/Kconfig 2009-10-30 16:12:05.000000000 +0100 +++ d/drivers/media/video/gspca/Kconfig 2009-11-01 06:58:14.000000000 +0100 @@ -104,6 +104,15 @@ config USB_GSPCA_PAC207 To compile this driver as a module, choose M here: the module will be called gspca_pac207. +config USB_GSPCA_PAC7302 + tristate "Pixart PAC7302 USB Camera Driver" + depends on VIDEO_V4L2 && USB_GSPCA + help + Say Y here if you want support for cameras based on the PAC7302 chip. + + To compile this driver as a module, choose M here: the + module will be called gspca_pac7302. + config USB_GSPCA_PAC7311 tristate "Pixart PAC7311 USB Camera Driver" depends on VIDEO_V4L2 && USB_GSPCA diff -uprN c/drivers/media/video/gspca/Makefile d/drivers/media/video/gspca/Makefile --- c/drivers/media/video/gspca/Makefile 2009-11-01 18:24:03.000000000 +0100 +++ d/drivers/media/video/gspca/Makefile 2009-11-01 06:58:14.000000000 +0100 @@ -8,6 +8,7 @@ obj-$(CONFIG_USB_GSPCA_MR97310A) += gspc obj-$(CONFIG_USB_GSPCA_OV519) += gspca_ov519.o obj-$(CONFIG_USB_GSPCA_OV534) += gspca_ov534.o obj-$(CONFIG_USB_GSPCA_PAC207) += gspca_pac207.o +obj-$(CONFIG_USB_GSPCA_PAC7302) += gspca_pac7302.o obj-$(CONFIG_USB_GSPCA_PAC7311) += gspca_pac7311.o obj-$(CONFIG_USB_GSPCA_SN9C20X) += gspca_sn9c20x.o obj-$(CONFIG_USB_GSPCA_SONIXB) += gspca_sonixb.o @@ -38,6 +39,7 @@ gspca_mr97310a-objs := mr97310a.o gspca_ov519-objs := ov519.o gspca_ov534-objs := ov534.o gspca_pac207-objs := pac207.o +gspca_pac7302-objs := pac7302.o gspca_pac7311-objs := pac7311.o gspca_sn9c20x-objs := sn9c20x.o gspca_sonixb-objs := sonixb.o diff -uprN c/drivers/media/video/gspca/pac7302.c d/drivers/media/video/gspca/pac7302.c --- c/drivers/media/video/gspca/pac7302.c 1970-01-01 01:00:00.000000000 +0100 +++ d/drivers/media/video/gspca/pac7302.c 2009-11-01 18:23:02.000000000 +0100 @@ -0,0 +1,976 @@ +/* + * Pixart PAC7302 library + * Copyright (C) 2005 Thomas Kaiser thomas@kaiser-linux.li + * + * V4L2 by Jean-Francois Moine + * + * Separated from Pixart PAC7311 library by Márton Németh + * + * 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 + */ + +/* Some documentation about various registers as determined by trial and error. + When the register addresses differ between the 7202 and the 7311 the 2 + different addresses are written as 7302addr/7311addr, when one of the 2 + addresses is a - sign that register description is not valid for the + matching IC. + + Register page 1: + + Address Description + -/0x08 Unknown compressor related, must always be 8 except when not + in 640x480 resolution and page 4 reg 2 <= 3 then set it to 9 ! + -/0x1b Auto white balance related, bit 0 is AWB enable (inverted) + bits 345 seem to toggle per color gains on/off (inverted) + 0x78 Global control, bit 6 controls the LED (inverted) + -/0x80 JPEG compression ratio ? Best not touched + + Register page 3/4: + + Address Description + 0x02 Clock divider 2-63, fps =~ 60 / val. Must be a multiple of 3 on + the 7302, so one of 3, 6, 9, ..., except when between 6 and 12? + -/0x0f Master gain 1-245, low value = high gain + 0x10/- Master gain 0-31 + -/0x10 Another gain 0-15, limited influence (1-2x gain I guess) + 0x21 Bitfield: 0-1 unused, 2-3 vflip/hflip, 4-5 unknown, 6-7 unused + -/0x27 Seems to toggle various gains on / off, Setting bit 7 seems to + completely disable the analog amplification block. Set to 0x68 + for max gain, 0x14 for minimal gain. +*/ + +#define MODULE_NAME "pac7302" + +#include "gspca.h" + +MODULE_AUTHOR("Thomas Kaiser thomas@kaiser-linux.li"); +MODULE_DESCRIPTION("Pixart PAC7302"); +MODULE_LICENSE("GPL"); + +/* specific webcam descriptor for pac7302 */ +struct sd { + struct gspca_dev gspca_dev; /* !! must be the first item */ + + unsigned char brightness; + unsigned char contrast; + unsigned char colors; + unsigned char gain; + unsigned char exposure; + unsigned char autogain; + __u8 hflip; + __u8 vflip; + + u8 sof_read; + u8 autogain_ignore_frames; + + atomic_t avg_lum; +}; + +/* V4L2 controls supported by the driver */ +static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val); +static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val); + +static struct ctrl sd_ctrls[] = { +/* This control is pac7302 only */ + { + { + .id = V4L2_CID_BRIGHTNESS, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Brightness", + .minimum = 0, +#define BRIGHTNESS_MAX 0x20 + .maximum = BRIGHTNESS_MAX, + .step = 1, +#define BRIGHTNESS_DEF 0x10 + .default_value = BRIGHTNESS_DEF, + }, + .set = sd_setbrightness, + .get = sd_getbrightness, + }, +/* This control is for both the 7302 and the 7311 */ + { + { + .id = V4L2_CID_CONTRAST, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Contrast", + .minimum = 0, +#define CONTRAST_MAX 255 + .maximum = CONTRAST_MAX, + .step = 1, +#define CONTRAST_DEF 127 + .default_value = CONTRAST_DEF, + }, + .set = sd_setcontrast, + .get = sd_getcontrast, + }, +/* This control is pac7302 only */ + { + { + .id = V4L2_CID_SATURATION, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Saturation", + .minimum = 0, +#define COLOR_MAX 255 + .maximum = COLOR_MAX, + .step = 1, +#define COLOR_DEF 127 + .default_value = COLOR_DEF, + }, + .set = sd_setcolors, + .get = sd_getcolors, + }, +/* All controls below are for both the 7302 and the 7311 */ + { + { + .id = V4L2_CID_GAIN, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Gain", + .minimum = 0, +#define GAIN_MAX 255 + .maximum = GAIN_MAX, + .step = 1, +#define GAIN_DEF 127 +#define GAIN_KNEE 255 /* Gain seems to cause little noise on the pac73xx */ + .default_value = GAIN_DEF, + }, + .set = sd_setgain, + .get = sd_getgain, + }, + { + { + .id = V4L2_CID_EXPOSURE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Exposure", + .minimum = 0, +#define EXPOSURE_MAX 255 + .maximum = EXPOSURE_MAX, + .step = 1, +#define EXPOSURE_DEF 16 /* 32 ms / 30 fps */ +#define EXPOSURE_KNEE 50 /* 100 ms / 10 fps */ + .default_value = EXPOSURE_DEF, + }, + .set = sd_setexposure, + .get = sd_getexposure, + }, + { + { + .id = V4L2_CID_AUTOGAIN, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Auto Gain", + .minimum = 0, + .maximum = 1, + .step = 1, +#define AUTOGAIN_DEF 1 + .default_value = AUTOGAIN_DEF, + }, + .set = sd_setautogain, + .get = sd_getautogain, + }, + { + { + .id = V4L2_CID_HFLIP, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Mirror", + .minimum = 0, + .maximum = 1, + .step = 1, +#define HFLIP_DEF 0 + .default_value = HFLIP_DEF, + }, + .set = sd_sethflip, + .get = sd_gethflip, + }, + { + { + .id = V4L2_CID_VFLIP, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Vflip", + .minimum = 0, + .maximum = 1, + .step = 1, +#define VFLIP_DEF 0 + .default_value = VFLIP_DEF, + }, + .set = sd_setvflip, + .get = sd_getvflip, + }, +}; + +static const struct v4l2_pix_format vga_mode[] = { + {640, 480, V4L2_PIX_FMT_PJPG, V4L2_FIELD_NONE, + .bytesperline = 640, + .sizeimage = 640 * 480 * 3 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG, + .priv = 0}, +}; + +#define LOAD_PAGE3 255 +#define LOAD_PAGE4 254 +#define END_OF_SEQUENCE 0 + +/* pac 7302 */ +static const __u8 init_7302[] = { +/* index,value */ + 0xff, 0x01, /* page 1 */ + 0x78, 0x00, /* deactivate */ + 0xff, 0x01, + 0x78, 0x40, /* led off */ +}; +static const __u8 start_7302[] = { +/* index, len, [value]* */ + 0xff, 1, 0x00, /* page 0 */ + 0x00, 12, 0x01, 0x40, 0x40, 0x40, 0x01, 0xe0, 0x02, 0x80, + 0x00, 0x00, 0x00, 0x00, + 0x0d, 24, 0x03, 0x01, 0x00, 0xb5, 0x07, 0xcb, 0x00, 0x00, + 0x07, 0xc8, 0x00, 0xea, 0x07, 0xcf, 0x07, 0xf7, + 0x07, 0x7e, 0x01, 0x0b, 0x00, 0x00, 0x00, 0x11, + 0x26, 2, 0xaa, 0xaa, + 0x2e, 1, 0x31, + 0x38, 1, 0x01, + 0x3a, 3, 0x14, 0xff, 0x5a, + 0x43, 11, 0x00, 0x0a, 0x18, 0x11, 0x01, 0x2c, 0x88, 0x11, + 0x00, 0x54, 0x11, + 0x55, 1, 0x00, + 0x62, 4, 0x10, 0x1e, 0x1e, 0x18, + 0x6b, 1, 0x00, + 0x6e, 3, 0x08, 0x06, 0x00, + 0x72, 3, 0x00, 0xff, 0x00, + 0x7d, 23, 0x01, 0x01, 0x58, 0x46, 0x50, 0x3c, 0x50, 0x3c, + 0x54, 0x46, 0x54, 0x56, 0x52, 0x50, 0x52, 0x50, + 0x56, 0x64, 0xa4, 0x00, 0xda, 0x00, 0x00, + 0xa2, 10, 0x22, 0x2c, 0x3c, 0x54, 0x69, 0x7c, 0x9c, 0xb9, + 0xd2, 0xeb, + 0xaf, 1, 0x02, + 0xb5, 2, 0x08, 0x08, + 0xb8, 2, 0x08, 0x88, + 0xc4, 4, 0xae, 0x01, 0x04, 0x01, + 0xcc, 1, 0x00, + 0xd1, 11, 0x01, 0x30, 0x49, 0x5e, 0x6f, 0x7f, 0x8e, 0xa9, + 0xc1, 0xd7, 0xec, + 0xdc, 1, 0x01, + 0xff, 1, 0x01, /* page 1 */ + 0x12, 3, 0x02, 0x00, 0x01, + 0x3e, 2, 0x00, 0x00, + 0x76, 5, 0x01, 0x20, 0x40, 0x00, 0xf2, + 0x7c, 1, 0x00, + 0x7f, 10, 0x4b, 0x0f, 0x01, 0x2c, 0x02, 0x58, 0x03, 0x20, + 0x02, 0x00, + 0x96, 5, 0x01, 0x10, 0x04, 0x01, 0x04, + 0xc8, 14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, + 0x07, 0x00, 0x01, 0x07, 0x04, 0x01, + 0xd8, 1, 0x01, + 0xdb, 2, 0x00, 0x01, + 0xde, 7, 0x00, 0x01, 0x04, 0x04, 0x00, 0x00, 0x00, + 0xe6, 4, 0x00, 0x00, 0x00, 0x01, + 0xeb, 1, 0x00, + 0xff, 1, 0x02, /* page 2 */ + 0x22, 1, 0x00, + 0xff, 1, 0x03, /* page 3 */ + 0, LOAD_PAGE3, /* load the page 3 */ + 0x11, 1, 0x01, + 0xff, 1, 0x02, /* page 2 */ + 0x13, 1, 0x00, + 0x22, 4, 0x1f, 0xa4, 0xf0, 0x96, + 0x27, 2, 0x14, 0x0c, + 0x2a, 5, 0xc8, 0x00, 0x18, 0x12, 0x22, + 0x64, 8, 0x00, 0x00, 0xf0, 0x01, 0x14, 0x44, 0x44, 0x44, + 0x6e, 1, 0x08, + 0xff, 1, 0x01, /* page 1 */ + 0x78, 1, 0x00, + 0, END_OF_SEQUENCE /* end of sequence */ +}; + +#define SKIP 0xaa +/* page 3 - the value SKIP says skip the index - see reg_w_page() */ +static const __u8 page3_7302[] = { + 0x90, 0x40, 0x03, 0x50, 0xc2, 0x01, 0x14, 0x16, + 0x14, 0x12, 0x00, 0x00, 0x00, 0x02, 0x33, 0x00, + 0x0f, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x47, 0x01, 0xb3, 0x01, 0x00, + 0x00, 0x08, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x21, + 0x00, 0x00, 0x00, 0x54, 0xf4, 0x02, 0x52, 0x54, + 0xa4, 0xb8, 0xe0, 0x2a, 0xf6, 0x00, 0x00, 0x00, + 0x00, 0x1e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0xfc, 0x00, 0xf2, 0x1f, 0x04, 0x00, 0x00, + 0x00, 0x00, 0x00, 0xc0, 0xc0, 0x10, 0x00, 0x00, + 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x40, 0xff, 0x03, 0x19, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0xc8, 0xc8, 0xc8, + 0xc8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, + 0x08, 0x10, 0x24, 0x40, 0x00, 0x00, 0x00, 0x00, + 0x01, 0x00, 0x02, 0x47, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x02, 0xfa, 0x00, 0x64, 0x5a, 0x28, 0x00, + 0x00 +}; + +static void reg_w_buf(struct gspca_dev *gspca_dev, + __u8 index, + const char *buffer, int len) +{ + memcpy(gspca_dev->usb_buf, buffer, len); + usb_control_msg(gspca_dev->dev, + usb_sndctrlpipe(gspca_dev->dev, 0), + 1, /* request */ + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0, /* value */ + index, gspca_dev->usb_buf, len, + 500); +} + +#if 0 /* not used */ +static __u8 reg_r(struct gspca_dev *gspca_dev, + __u8 index) +{ + usb_control_msg(gspca_dev->dev, + usb_rcvctrlpipe(gspca_dev->dev, 0), + 0, /* request */ + USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0, /* value */ + index, gspca_dev->usb_buf, 1, + 500); + return gspca_dev->usb_buf[0]; +} +#endif + +static void reg_w(struct gspca_dev *gspca_dev, + __u8 index, + __u8 value) +{ + gspca_dev->usb_buf[0] = value; + usb_control_msg(gspca_dev->dev, + usb_sndctrlpipe(gspca_dev->dev, 0), + 0, /* request */ + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0, index, gspca_dev->usb_buf, 1, + 500); +} + +static void reg_w_seq(struct gspca_dev *gspca_dev, + const __u8 *seq, int len) +{ + while (--len >= 0) { + reg_w(gspca_dev, seq[0], seq[1]); + seq += 2; + } +} + +/* load the beginning of a page */ +static void reg_w_page(struct gspca_dev *gspca_dev, + const __u8 *page, int len) +{ + int index; + + for (index = 0; index < len; index++) { + if (page[index] == SKIP) /* skip this index */ + continue; + gspca_dev->usb_buf[0] = page[index]; + usb_control_msg(gspca_dev->dev, + usb_sndctrlpipe(gspca_dev->dev, 0), + 0, /* request */ + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0, index, gspca_dev->usb_buf, 1, + 500); + } +} + +/* output a variable sequence */ +static void reg_w_var(struct gspca_dev *gspca_dev, + const __u8 *seq, + const __u8 *page3, unsigned int page3_len, + const __u8 *page4, unsigned int page4_len) +{ + int index, len; + + for (;;) { + index = *seq++; + len = *seq++; + switch (len) { + case END_OF_SEQUENCE: + return; + case LOAD_PAGE4: + reg_w_page(gspca_dev, page4, page4_len); + break; + case LOAD_PAGE3: + reg_w_page(gspca_dev, page3, page3_len); + break; + default: + if (len > USB_BUF_SZ) { + PDEBUG(D_ERR|D_STREAM, + "Incorrect variable sequence"); + return; + } + while (len > 0) { + if (len < 8) { + reg_w_buf(gspca_dev, index, seq, len); + seq += len; + break; + } + reg_w_buf(gspca_dev, index, seq, 8); + seq += 8; + index += 8; + len -= 8; + } + } + } + /* not reached */ +} + +/* this function is called at probe time for pac7302 */ +static int sd_config(struct gspca_dev *gspca_dev, + const struct usb_device_id *id) +{ + struct sd *sd = (struct sd *) gspca_dev; + struct cam *cam; + + cam = &gspca_dev->cam; + + PDEBUG(D_CONF, "Find Sensor PAC7302"); + cam->cam_mode = vga_mode; /* only 640x480 */ + cam->nmodes = ARRAY_SIZE(vga_mode); + + sd->brightness = BRIGHTNESS_DEF; + sd->contrast = CONTRAST_DEF; + sd->colors = COLOR_DEF; + sd->gain = GAIN_DEF; + sd->exposure = EXPOSURE_DEF; + sd->autogain = AUTOGAIN_DEF; + sd->hflip = HFLIP_DEF; + sd->vflip = VFLIP_DEF; + return 0; +} + +/* This function is used by pac7302 only */ +static void setbrightcont(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + int i, v; + static const __u8 max[10] = + {0x29, 0x33, 0x42, 0x5a, 0x6e, 0x80, 0x9f, 0xbb, + 0xd4, 0xec}; + static const __u8 delta[10] = + {0x35, 0x33, 0x33, 0x2f, 0x2a, 0x25, 0x1e, 0x17, + 0x11, 0x0b}; + + reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ + for (i = 0; i < 10; i++) { + v = max[i]; + v += (sd->brightness - BRIGHTNESS_MAX) + * 150 / BRIGHTNESS_MAX; /* 200 ? */ + v -= delta[i] * sd->contrast / CONTRAST_MAX; + if (v < 0) + v = 0; + else if (v > 0xff) + v = 0xff; + reg_w(gspca_dev, 0xa2 + i, v); + } + reg_w(gspca_dev, 0xdc, 0x01); +} + +/* This function is used by pac7302 only */ +static void setcolors(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + int i, v; + static const int a[9] = + {217, -212, 0, -101, 170, -67, -38, -315, 355}; + static const int b[9] = + {19, 106, 0, 19, 106, 1, 19, 106, 1}; + + reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ + reg_w(gspca_dev, 0x11, 0x01); + reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ + for (i = 0; i < 9; i++) { + v = a[i] * sd->colors / COLOR_MAX + b[i]; + reg_w(gspca_dev, 0x0f + 2 * i, (v >> 8) & 0x07); + reg_w(gspca_dev, 0x0f + 2 * i + 1, v); + } + reg_w(gspca_dev, 0xdc, 0x01); + PDEBUG(D_CONF|D_STREAM, "color: %i", sd->colors); +} + +static void setgain(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + + reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ + reg_w(gspca_dev, 0x10, sd->gain >> 3); + + /* load registers to sensor (Bit 0, auto clear) */ + reg_w(gspca_dev, 0x11, 0x01); +} + +static void setexposure(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + __u8 reg; + + /* register 2 of frame 3/4 contains the clock divider configuring the + no fps according to the formula: 60 / reg. sd->exposure is the + desired exposure time in ms. */ + reg = 120 * sd->exposure / 1000; + if (reg < 2) + reg = 2; + else if (reg > 63) + reg = 63; + + /* On the pac7302 reg2 MUST be a multiple of 3, so round it to + the nearest multiple of 3, except when between 6 and 12? */ + if (reg < 6 || reg > 12) + reg = ((reg + 1) / 3) * 3; + reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ + reg_w(gspca_dev, 0x02, reg); + + /* load registers to sensor (Bit 0, auto clear) */ + reg_w(gspca_dev, 0x11, 0x01); +} + +static void sethvflip(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + __u8 data; + + reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ + data = (sd->hflip ? 0x08 : 0x00) | (sd->vflip ? 0x04 : 0x00); + reg_w(gspca_dev, 0x21, data); + /* load registers to sensor (Bit 0, auto clear) */ + reg_w(gspca_dev, 0x11, 0x01); +} + +/* this function is called at probe and resume time for pac7302 */ +static int sd_init(struct gspca_dev *gspca_dev) +{ + reg_w_seq(gspca_dev, init_7302, sizeof init_7302); + + return 0; +} + +static int sd_start(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->sof_read = 0; + + reg_w_var(gspca_dev, start_7302, + page3_7302, sizeof(page3_7302), + NULL, 0); + setbrightcont(gspca_dev); + setcolors(gspca_dev); + setgain(gspca_dev); + setexposure(gspca_dev); + sethvflip(gspca_dev); + + /* only resolution 640x480 is supported for pac7302 */ + + sd->sof_read = 0; + sd->autogain_ignore_frames = 0; + atomic_set(&sd->avg_lum, -1); + + /* start stream */ + reg_w(gspca_dev, 0xff, 0x01); + reg_w(gspca_dev, 0x78, 0x01); + + return 0; +} + +static void sd_stopN(struct gspca_dev *gspca_dev) +{ + reg_w(gspca_dev, 0xff, 0x01); + reg_w(gspca_dev, 0x78, 0x00); + reg_w(gspca_dev, 0x78, 0x00); +} + +/* called on streamoff with alt 0 and on disconnect for pac7302 */ +static void sd_stop0(struct gspca_dev *gspca_dev) +{ + if (!gspca_dev->present) + return; + reg_w(gspca_dev, 0xff, 0x01); + reg_w(gspca_dev, 0x78, 0x40); +} + +/* Include pac common sof detection functions */ +#include "pac_common.h" + +static void do_autogain(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + int avg_lum = atomic_read(&sd->avg_lum); + int desired_lum, deadzone; + + if (avg_lum == -1) + return; + + desired_lum = 270 + sd->brightness * 4; + /* Hack hack, with the 7202 the first exposure step is + pretty large, so if we're about to make the first + exposure increase make the deadzone large to avoid + oscilating */ + if (desired_lum > avg_lum && sd->gain == GAIN_DEF && + sd->exposure > EXPOSURE_DEF && + sd->exposure < 42) + deadzone = 90; + else + deadzone = 30; + + if (sd->autogain_ignore_frames > 0) + sd->autogain_ignore_frames--; + else if (gspca_auto_gain_n_exposure(gspca_dev, avg_lum, desired_lum, + deadzone, GAIN_KNEE, EXPOSURE_KNEE)) + sd->autogain_ignore_frames = PAC_AUTOGAIN_IGNORE_FRAMES; +} + +/* JPEG header, part 1 */ +static const unsigned char pac_jpeg_header1[] = { + 0xff, 0xd8, /* SOI: Start of Image */ + + 0xff, 0xc0, /* SOF0: Start of Frame (Baseline DCT) */ + 0x00, 0x11, /* length = 17 bytes (including this length field) */ + 0x08 /* Precision: 8 */ + /* 2 bytes is placed here: number of image lines */ + /* 2 bytes is placed here: samples per line */ +}; + +/* JPEG header, continued */ +static const unsigned char pac_jpeg_header2[] = { + 0x03, /* Number of image components: 3 */ + 0x01, 0x21, 0x00, /* ID=1, Subsampling 1x1, Quantization table: 0 */ + 0x02, 0x11, 0x01, /* ID=2, Subsampling 2x1, Quantization table: 1 */ + 0x03, 0x11, 0x01, /* ID=3, Subsampling 2x1, Quantization table: 1 */ + + 0xff, 0xda, /* SOS: Start Of Scan */ + 0x00, 0x0c, /* length = 12 bytes (including this length field) */ + 0x03, /* number of components: 3 */ + 0x01, 0x00, /* selector 1, table 0x00 */ + 0x02, 0x11, /* selector 2, table 0x11 */ + 0x03, 0x11, /* selector 3, table 0x11 */ + 0x00, 0x3f, /* Spectral selection: 0 .. 63 */ + 0x00 /* Successive approximation: 0 */ +}; + +static void pac_start_frame(struct gspca_dev *gspca_dev, + struct gspca_frame *frame, + __u16 lines, __u16 samples_per_line) +{ + unsigned char tmpbuf[4]; + + gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + pac_jpeg_header1, sizeof(pac_jpeg_header1)); + + tmpbuf[0] = lines >> 8; + tmpbuf[1] = lines & 0xff; + tmpbuf[2] = samples_per_line >> 8; + tmpbuf[3] = samples_per_line & 0xff; + + gspca_frame_add(gspca_dev, INTER_PACKET, frame, + tmpbuf, sizeof(tmpbuf)); + gspca_frame_add(gspca_dev, INTER_PACKET, frame, + pac_jpeg_header2, sizeof(pac_jpeg_header2)); +} + +/* this function is run at interrupt level */ +static void sd_pkt_scan(struct gspca_dev *gspca_dev, + struct gspca_frame *frame, /* target */ + __u8 *data, /* isoc packet */ + int len) /* iso packet length */ +{ + struct sd *sd = (struct sd *) gspca_dev; + unsigned char *sof; + + sof = pac_find_sof(&sd->sof_read, data, len); + if (sof) { + int n, lum_offset, footer_length; + + /* 6 bytes after the FF D9 EOF marker a number of lumination + bytes are send corresponding to different parts of the + image, the 14th and 15th byte after the EOF seem to + correspond to the center of the image */ + lum_offset = 61 + sizeof pac_sof_marker; + footer_length = 74; + + /* Finish decoding current frame */ + n = (sof - data) - (footer_length + sizeof pac_sof_marker); + if (n < 0) { + frame->data_end += n; + n = 0; + } + frame = gspca_frame_add(gspca_dev, INTER_PACKET, frame, + data, n); + if (gspca_dev->last_packet_type != DISCARD_PACKET && + frame->data_end[-2] == 0xff && + frame->data_end[-1] == 0xd9) + frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, + NULL, 0); + + n = sof - data; + len -= n; + data = sof; + + /* Get average lumination */ + if (gspca_dev->last_packet_type == LAST_PACKET && + n >= lum_offset) + atomic_set(&sd->avg_lum, data[-lum_offset] + + data[-lum_offset + 1]); + else + atomic_set(&sd->avg_lum, -1); + + /* Start the new frame with the jpeg header */ + /* The PAC7302 has the image rotated 90 degrees */ + pac_start_frame(gspca_dev, frame, + gspca_dev->width, gspca_dev->height); + } + gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); +} + +static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->brightness = val; + if (gspca_dev->streaming) + setbrightcont(gspca_dev); + return 0; +} + +static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->brightness; + return 0; +} + +static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->contrast = val; + if (gspca_dev->streaming) { + setbrightcont(gspca_dev); + } + return 0; +} + +static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->contrast; + return 0; +} + +static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->colors = val; + if (gspca_dev->streaming) + setcolors(gspca_dev); + return 0; +} + +static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->colors; + return 0; +} + +static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->gain = val; + if (gspca_dev->streaming) + setgain(gspca_dev); + return 0; +} + +static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->gain; + return 0; +} + +static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->exposure = val; + if (gspca_dev->streaming) + setexposure(gspca_dev); + return 0; +} + +static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->exposure; + return 0; +} + +static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->autogain = val; + /* when switching to autogain set defaults to make sure + we are on a valid point of the autogain gain / + exposure knee graph, and give this change time to + take effect before doing autogain. */ + if (sd->autogain) { + sd->exposure = EXPOSURE_DEF; + sd->gain = GAIN_DEF; + if (gspca_dev->streaming) { + sd->autogain_ignore_frames = + PAC_AUTOGAIN_IGNORE_FRAMES; + setexposure(gspca_dev); + setgain(gspca_dev); + } + } + + return 0; +} + +static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->autogain; + return 0; +} + +static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->hflip = val; + if (gspca_dev->streaming) + sethvflip(gspca_dev); + return 0; +} + +static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->hflip; + return 0; +} + +static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->vflip = val; + if (gspca_dev->streaming) + sethvflip(gspca_dev); + return 0; +} + +static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->vflip; + return 0; +} + +/* sub-driver description for pac7302 */ +static struct sd_desc sd_desc = { + .name = MODULE_NAME, + .ctrls = sd_ctrls, + .nctrls = ARRAY_SIZE(sd_ctrls), + .config = sd_config, + .init = sd_init, + .start = sd_start, + .stopN = sd_stopN, + .stop0 = sd_stop0, + .pkt_scan = sd_pkt_scan, + .dq_callback = do_autogain, +}; + +/* -- module initialisation -- */ +static __devinitdata struct usb_device_id device_table[] = { + {USB_DEVICE(0x06f8, 0x3009)}, + {USB_DEVICE(0x093a, 0x2620)}, + {USB_DEVICE(0x093a, 0x2621)}, + {USB_DEVICE(0x093a, 0x2622)}, + {USB_DEVICE(0x093a, 0x2624)}, + {USB_DEVICE(0x093a, 0x2626)}, + {USB_DEVICE(0x093a, 0x2628)}, + {USB_DEVICE(0x093a, 0x2629)}, + {USB_DEVICE(0x093a, 0x262a)}, + {USB_DEVICE(0x093a, 0x262c)}, + {} +}; +MODULE_DEVICE_TABLE(usb, device_table); + +/* -- device connect -- */ +static int sd_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd), + THIS_MODULE); +} + +static struct usb_driver sd_driver = { + .name = MODULE_NAME, + .id_table = device_table, + .probe = sd_probe, + .disconnect = gspca_disconnect, +#ifdef CONFIG_PM + .suspend = gspca_suspend, + .resume = gspca_resume, +#endif +}; + +/* -- module insert / remove -- */ +static int __init sd_mod_init(void) +{ + int ret; + ret = usb_register(&sd_driver); + if (ret < 0) + return ret; + PDEBUG(D_PROBE, "registered"); + return 0; +} +static void __exit sd_mod_exit(void) +{ + usb_deregister(&sd_driver); + PDEBUG(D_PROBE, "deregistered"); +} + +module_init(sd_mod_init); +module_exit(sd_mod_exit); diff -uprN c/drivers/media/video/gspca/pac7311.c d/drivers/media/video/gspca/pac7311.c --- c/drivers/media/video/gspca/pac7311.c 2009-11-01 18:16:41.000000000 +0100 +++ d/drivers/media/video/gspca/pac7311.c 2009-11-01 18:22:30.000000000 +0100 @@ -57,23 +57,17 @@ MODULE_AUTHOR("Thomas Kaiser thomas@kais MODULE_DESCRIPTION("Pixart PAC7311"); MODULE_LICENSE("GPL"); -/* specific webcam descriptor */ +/* specific webcam descriptor for pac7311 */ struct sd { struct gspca_dev gspca_dev; /* !! must be the first item */ - unsigned char brightness; unsigned char contrast; - unsigned char colors; unsigned char gain; unsigned char exposure; unsigned char autogain; __u8 hflip; __u8 vflip; - __u8 sensor; -#define SENSOR_PAC7302 0 -#define SENSOR_PAC7311 1 - u8 sof_read; u8 autogain_ignore_frames; @@ -81,12 +75,8 @@ struct sd { }; /* V4L2 controls supported by the driver */ -static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val); -static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val); static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val); static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val); -static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val); -static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val); static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val); static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val); static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val); @@ -99,23 +89,6 @@ static int sd_setexposure(struct gspca_d static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val); static struct ctrl sd_ctrls[] = { -/* This control is pac7302 only */ -#define BRIGHTNESS_IDX 0 - { - { - .id = V4L2_CID_BRIGHTNESS, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Brightness", - .minimum = 0, -#define BRIGHTNESS_MAX 0x20 - .maximum = BRIGHTNESS_MAX, - .step = 1, -#define BRIGHTNESS_DEF 0x10 - .default_value = BRIGHTNESS_DEF, - }, - .set = sd_setbrightness, - .get = sd_getbrightness, - }, /* This control is for both the 7302 and the 7311 */ { { @@ -132,23 +105,6 @@ static struct ctrl sd_ctrls[] = { .set = sd_setcontrast, .get = sd_getcontrast, }, -/* This control is pac7302 only */ -#define SATURATION_IDX 2 - { - { - .id = V4L2_CID_SATURATION, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Saturation", - .minimum = 0, -#define COLOR_MAX 255 - .maximum = COLOR_MAX, - .step = 1, -#define COLOR_DEF 127 - .default_value = COLOR_DEF, - }, - .set = sd_setcolors, - .get = sd_getcolors, - }, /* All controls below are for both the 7302 and the 7311 */ { { @@ -248,103 +204,6 @@ static const struct v4l2_pix_format vga_ #define LOAD_PAGE4 254 #define END_OF_SEQUENCE 0 -/* pac 7302 */ -static const __u8 init_7302[] = { -/* index,value */ - 0xff, 0x01, /* page 1 */ - 0x78, 0x00, /* deactivate */ - 0xff, 0x01, - 0x78, 0x40, /* led off */ -}; -static const __u8 start_7302[] = { -/* index, len, [value]* */ - 0xff, 1, 0x00, /* page 0 */ - 0x00, 12, 0x01, 0x40, 0x40, 0x40, 0x01, 0xe0, 0x02, 0x80, - 0x00, 0x00, 0x00, 0x00, - 0x0d, 24, 0x03, 0x01, 0x00, 0xb5, 0x07, 0xcb, 0x00, 0x00, - 0x07, 0xc8, 0x00, 0xea, 0x07, 0xcf, 0x07, 0xf7, - 0x07, 0x7e, 0x01, 0x0b, 0x00, 0x00, 0x00, 0x11, - 0x26, 2, 0xaa, 0xaa, - 0x2e, 1, 0x31, - 0x38, 1, 0x01, - 0x3a, 3, 0x14, 0xff, 0x5a, - 0x43, 11, 0x00, 0x0a, 0x18, 0x11, 0x01, 0x2c, 0x88, 0x11, - 0x00, 0x54, 0x11, - 0x55, 1, 0x00, - 0x62, 4, 0x10, 0x1e, 0x1e, 0x18, - 0x6b, 1, 0x00, - 0x6e, 3, 0x08, 0x06, 0x00, - 0x72, 3, 0x00, 0xff, 0x00, - 0x7d, 23, 0x01, 0x01, 0x58, 0x46, 0x50, 0x3c, 0x50, 0x3c, - 0x54, 0x46, 0x54, 0x56, 0x52, 0x50, 0x52, 0x50, - 0x56, 0x64, 0xa4, 0x00, 0xda, 0x00, 0x00, - 0xa2, 10, 0x22, 0x2c, 0x3c, 0x54, 0x69, 0x7c, 0x9c, 0xb9, - 0xd2, 0xeb, - 0xaf, 1, 0x02, - 0xb5, 2, 0x08, 0x08, - 0xb8, 2, 0x08, 0x88, - 0xc4, 4, 0xae, 0x01, 0x04, 0x01, - 0xcc, 1, 0x00, - 0xd1, 11, 0x01, 0x30, 0x49, 0x5e, 0x6f, 0x7f, 0x8e, 0xa9, - 0xc1, 0xd7, 0xec, - 0xdc, 1, 0x01, - 0xff, 1, 0x01, /* page 1 */ - 0x12, 3, 0x02, 0x00, 0x01, - 0x3e, 2, 0x00, 0x00, - 0x76, 5, 0x01, 0x20, 0x40, 0x00, 0xf2, - 0x7c, 1, 0x00, - 0x7f, 10, 0x4b, 0x0f, 0x01, 0x2c, 0x02, 0x58, 0x03, 0x20, - 0x02, 0x00, - 0x96, 5, 0x01, 0x10, 0x04, 0x01, 0x04, - 0xc8, 14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, - 0x07, 0x00, 0x01, 0x07, 0x04, 0x01, - 0xd8, 1, 0x01, - 0xdb, 2, 0x00, 0x01, - 0xde, 7, 0x00, 0x01, 0x04, 0x04, 0x00, 0x00, 0x00, - 0xe6, 4, 0x00, 0x00, 0x00, 0x01, - 0xeb, 1, 0x00, - 0xff, 1, 0x02, /* page 2 */ - 0x22, 1, 0x00, - 0xff, 1, 0x03, /* page 3 */ - 0, LOAD_PAGE3, /* load the page 3 */ - 0x11, 1, 0x01, - 0xff, 1, 0x02, /* page 2 */ - 0x13, 1, 0x00, - 0x22, 4, 0x1f, 0xa4, 0xf0, 0x96, - 0x27, 2, 0x14, 0x0c, - 0x2a, 5, 0xc8, 0x00, 0x18, 0x12, 0x22, - 0x64, 8, 0x00, 0x00, 0xf0, 0x01, 0x14, 0x44, 0x44, 0x44, - 0x6e, 1, 0x08, - 0xff, 1, 0x01, /* page 1 */ - 0x78, 1, 0x00, - 0, END_OF_SEQUENCE /* end of sequence */ -}; - -#define SKIP 0xaa -/* page 3 - the value SKIP says skip the index - see reg_w_page() */ -static const __u8 page3_7302[] = { - 0x90, 0x40, 0x03, 0x50, 0xc2, 0x01, 0x14, 0x16, - 0x14, 0x12, 0x00, 0x00, 0x00, 0x02, 0x33, 0x00, - 0x0f, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x47, 0x01, 0xb3, 0x01, 0x00, - 0x00, 0x08, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x21, - 0x00, 0x00, 0x00, 0x54, 0xf4, 0x02, 0x52, 0x54, - 0xa4, 0xb8, 0xe0, 0x2a, 0xf6, 0x00, 0x00, 0x00, - 0x00, 0x1e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0xfc, 0x00, 0xf2, 0x1f, 0x04, 0x00, 0x00, - 0x00, 0x00, 0x00, 0xc0, 0xc0, 0x10, 0x00, 0x00, - 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x40, 0xff, 0x03, 0x19, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0xc8, 0xc8, 0xc8, - 0xc8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, - 0x08, 0x10, 0x24, 0x40, 0x00, 0x00, 0x00, 0x00, - 0x01, 0x00, 0x02, 0x47, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x02, 0xfa, 0x00, 0x64, 0x5a, 0x28, 0x00, - 0x00 -}; - /* pac 7311 */ static const __u8 init_7311[] = { 0x78, 0x40, /* Bit_0=start stream, Bit_6=LED */ @@ -388,6 +247,7 @@ static const __u8 start_7311[] = { 0, END_OF_SEQUENCE /* end of sequence */ }; +#define SKIP 0xaa /* page 4 - the value SKIP says skip the index - see reg_w_page() */ static const __u8 page4_7311[] = { SKIP, SKIP, 0x04, 0x54, 0x07, 0x2b, 0x09, 0x0f, @@ -471,7 +331,9 @@ static void reg_w_page(struct gspca_dev /* output a variable sequence */ static void reg_w_var(struct gspca_dev *gspca_dev, - const __u8 *seq) + const __u8 *seq, + const __u8 *page3, unsigned int page3_len, + const __u8 *page4, unsigned int page4_len) { int index, len; @@ -482,10 +344,10 @@ static void reg_w_var(struct gspca_dev * case END_OF_SEQUENCE: return; case LOAD_PAGE4: - reg_w_page(gspca_dev, page4_7311, sizeof page4_7311); + reg_w_page(gspca_dev, page4, page4_len); break; case LOAD_PAGE3: - reg_w_page(gspca_dev, page3_7302, sizeof page3_7302); + reg_w_page(gspca_dev, page3, page3_len); break; default: if (len > USB_BUF_SZ) { @@ -509,7 +371,7 @@ static void reg_w_var(struct gspca_dev * /* not reached */ } -/* this function is called at probe time */ +/* this function is called at probe time for pac7311 */ static int sd_config(struct gspca_dev *gspca_dev, const struct usb_device_id *id) { @@ -518,22 +380,11 @@ static int sd_config(struct gspca_dev *g cam = &gspca_dev->cam; - sd->sensor = id->driver_info; - if (sd->sensor == SENSOR_PAC7302) { - PDEBUG(D_CONF, "Find Sensor PAC7302"); - cam->cam_mode = &vga_mode[2]; /* only 640x480 */ - cam->nmodes = 1; - } else { - PDEBUG(D_CONF, "Find Sensor PAC7311"); - cam->cam_mode = vga_mode; - cam->nmodes = ARRAY_SIZE(vga_mode); - gspca_dev->ctrl_dis = (1 << BRIGHTNESS_IDX) - | (1 << SATURATION_IDX); - } + PDEBUG(D_CONF, "Find Sensor PAC7311"); + cam->cam_mode = vga_mode; + cam->nmodes = ARRAY_SIZE(vga_mode); - sd->brightness = BRIGHTNESS_DEF; sd->contrast = CONTRAST_DEF; - sd->colors = COLOR_DEF; sd->gain = GAIN_DEF; sd->exposure = EXPOSURE_DEF; sd->autogain = AUTOGAIN_DEF; @@ -542,33 +393,6 @@ static int sd_config(struct gspca_dev *g return 0; } -/* This function is used by pac7302 only */ -static void setbrightcont(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *) gspca_dev; - int i, v; - static const __u8 max[10] = - {0x29, 0x33, 0x42, 0x5a, 0x6e, 0x80, 0x9f, 0xbb, - 0xd4, 0xec}; - static const __u8 delta[10] = - {0x35, 0x33, 0x33, 0x2f, 0x2a, 0x25, 0x1e, 0x17, - 0x11, 0x0b}; - - reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ - for (i = 0; i < 10; i++) { - v = max[i]; - v += (sd->brightness - BRIGHTNESS_MAX) - * 150 / BRIGHTNESS_MAX; /* 200 ? */ - v -= delta[i] * sd->contrast / CONTRAST_MAX; - if (v < 0) - v = 0; - else if (v > 0xff) - v = 0xff; - reg_w(gspca_dev, 0xa2 + i, v); - } - reg_w(gspca_dev, 0xdc, 0x01); -} - /* This function is used by pac7311 only */ static void setcontrast(struct gspca_dev *gspca_dev) { @@ -580,45 +404,19 @@ static void setcontrast(struct gspca_dev reg_w(gspca_dev, 0x11, 0x01); } -/* This function is used by pac7302 only */ -static void setcolors(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *) gspca_dev; - int i, v; - static const int a[9] = - {217, -212, 0, -101, 170, -67, -38, -315, 355}; - static const int b[9] = - {19, 106, 0, 19, 106, 1, 19, 106, 1}; - - reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ - reg_w(gspca_dev, 0x11, 0x01); - reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ - for (i = 0; i < 9; i++) { - v = a[i] * sd->colors / COLOR_MAX + b[i]; - reg_w(gspca_dev, 0x0f + 2 * i, (v >> 8) & 0x07); - reg_w(gspca_dev, 0x0f + 2 * i + 1, v); - } - reg_w(gspca_dev, 0xdc, 0x01); - PDEBUG(D_CONF|D_STREAM, "color: %i", sd->colors); -} - static void setgain(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; + int gain = GAIN_MAX - sd->gain; + + if (gain < 1) + gain = 1; + else if (gain > 245) + gain = 245; + reg_w(gspca_dev, 0xff, 0x04); /* page 4 */ + reg_w(gspca_dev, 0x0e, 0x00); + reg_w(gspca_dev, 0x0f, gain); - if (sd->sensor == SENSOR_PAC7302) { - reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ - reg_w(gspca_dev, 0x10, sd->gain >> 3); - } else { - int gain = GAIN_MAX - sd->gain; - if (gain < 1) - gain = 1; - else if (gain > 245) - gain = 245; - reg_w(gspca_dev, 0xff, 0x04); /* page 4 */ - reg_w(gspca_dev, 0x0e, 0x00); - reg_w(gspca_dev, 0x0f, gain); - } /* load registers to sensor (Bit 0, auto clear) */ reg_w(gspca_dev, 0x11, 0x01); } @@ -637,25 +435,17 @@ static void setexposure(struct gspca_dev else if (reg > 63) reg = 63; - if (sd->sensor == SENSOR_PAC7302) { - /* On the pac7302 reg2 MUST be a multiple of 3, so round it to - the nearest multiple of 3, except when between 6 and 12? */ - if (reg < 6 || reg > 12) - reg = ((reg + 1) / 3) * 3; - reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ - reg_w(gspca_dev, 0x02, reg); - } else { - reg_w(gspca_dev, 0xff, 0x04); /* page 4 */ - reg_w(gspca_dev, 0x02, reg); - /* Page 1 register 8 must always be 0x08 except when not in - 640x480 mode and Page3/4 reg 2 <= 3 then it must be 9 */ - reg_w(gspca_dev, 0xff, 0x01); - if (gspca_dev->cam.cam_mode[(int)gspca_dev->curr_mode].priv && - reg <= 3) - reg_w(gspca_dev, 0x08, 0x09); - else - reg_w(gspca_dev, 0x08, 0x08); - } + reg_w(gspca_dev, 0xff, 0x04); /* page 4 */ + reg_w(gspca_dev, 0x02, reg); + /* Page 1 register 8 must always be 0x08 except when not in + 640x480 mode and Page3/4 reg 2 <= 3 then it must be 9 */ + reg_w(gspca_dev, 0xff, 0x01); + if (gspca_dev->cam.cam_mode[(int)gspca_dev->curr_mode].priv && + reg <= 3) + reg_w(gspca_dev, 0x08, 0x09); + else + reg_w(gspca_dev, 0x08, 0x08); + /* load registers to sensor (Bit 0, auto clear) */ reg_w(gspca_dev, 0x11, 0x01); } @@ -665,29 +455,17 @@ static void sethvflip(struct gspca_dev * struct sd *sd = (struct sd *) gspca_dev; __u8 data; - if (sd->sensor == SENSOR_PAC7302) { - reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ - data = (sd->hflip ? 0x08 : 0x00) - | (sd->vflip ? 0x04 : 0x00); - } else { - reg_w(gspca_dev, 0xff, 0x04); /* page 4 */ - data = (sd->hflip ? 0x04 : 0x00) - | (sd->vflip ? 0x08 : 0x00); - } + reg_w(gspca_dev, 0xff, 0x04); /* page 4 */ + data = (sd->hflip ? 0x04 : 0x00) | (sd->vflip ? 0x08 : 0x00); reg_w(gspca_dev, 0x21, data); /* load registers to sensor (Bit 0, auto clear) */ reg_w(gspca_dev, 0x11, 0x01); } -/* this function is called at probe and resume time */ +/* this function is called at probe and resume time for pac7311 */ static int sd_init(struct gspca_dev *gspca_dev) { - struct sd *sd = (struct sd *) gspca_dev; - - if (sd->sensor == SENSOR_PAC7302) - reg_w_seq(gspca_dev, init_7302, sizeof init_7302); - else - reg_w_seq(gspca_dev, init_7311, sizeof init_7311); + reg_w_seq(gspca_dev, init_7311, sizeof init_7311); return 0; } @@ -698,14 +476,10 @@ static int sd_start(struct gspca_dev *gs sd->sof_read = 0; - if (sd->sensor == SENSOR_PAC7302) { - reg_w_var(gspca_dev, start_7302); - setbrightcont(gspca_dev); - setcolors(gspca_dev); - } else { - reg_w_var(gspca_dev, start_7311); - setcontrast(gspca_dev); - } + reg_w_var(gspca_dev, start_7311, + NULL, 0, + page4_7311, sizeof(page4_7311)); + setcontrast(gspca_dev); setgain(gspca_dev); setexposure(gspca_dev); sethvflip(gspca_dev); @@ -723,8 +497,6 @@ static int sd_start(struct gspca_dev *gs reg_w(gspca_dev, 0x87, 0x11); break; case 0: /* 640x480 */ - if (sd->sensor == SENSOR_PAC7302) - break; reg_w(gspca_dev, 0xff, 0x01); reg_w(gspca_dev, 0x17, 0x00); reg_w(gspca_dev, 0x87, 0x12); @@ -737,23 +509,13 @@ static int sd_start(struct gspca_dev *gs /* start stream */ reg_w(gspca_dev, 0xff, 0x01); - if (sd->sensor == SENSOR_PAC7302) - reg_w(gspca_dev, 0x78, 0x01); - else - reg_w(gspca_dev, 0x78, 0x05); + reg_w(gspca_dev, 0x78, 0x05); + return 0; } static void sd_stopN(struct gspca_dev *gspca_dev) { - struct sd *sd = (struct sd *) gspca_dev; - - if (sd->sensor == SENSOR_PAC7302) { - reg_w(gspca_dev, 0xff, 0x01); - reg_w(gspca_dev, 0x78, 0x00); - reg_w(gspca_dev, 0x78, 0x00); - return; - } reg_w(gspca_dev, 0xff, 0x04); reg_w(gspca_dev, 0x27, 0x80); reg_w(gspca_dev, 0x28, 0xca); @@ -766,17 +528,9 @@ static void sd_stopN(struct gspca_dev *g reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */ } -/* called on streamoff with alt 0 and on disconnect */ +/* called on streamoff with alt 0 and on disconnect for 7311 */ static void sd_stop0(struct gspca_dev *gspca_dev) { - struct sd *sd = (struct sd *) gspca_dev; - - if (!gspca_dev->present) - return; - if (sd->sensor == SENSOR_PAC7302) { - reg_w(gspca_dev, 0xff, 0x01); - reg_w(gspca_dev, 0x78, 0x40); - } } /* Include pac common sof detection functions */ @@ -791,22 +545,8 @@ static void do_autogain(struct gspca_dev if (avg_lum == -1) return; - if (sd->sensor == SENSOR_PAC7302) { - desired_lum = 270 + sd->brightness * 4; - /* Hack hack, with the 7202 the first exposure step is - pretty large, so if we're about to make the first - exposure increase make the deadzone large to avoid - oscilating */ - if (desired_lum > avg_lum && sd->gain == GAIN_DEF && - sd->exposure > EXPOSURE_DEF && - sd->exposure < 42) - deadzone = 90; - else - deadzone = 30; - } else { - desired_lum = 200; - deadzone = 20; - } + desired_lum = 200; + deadzone = 20; if (sd->autogain_ignore_frames > 0) sd->autogain_ignore_frames--; @@ -876,17 +616,12 @@ static void sd_pkt_scan(struct gspca_dev if (sof) { int n, lum_offset, footer_length; - if (sd->sensor == SENSOR_PAC7302) { - /* 6 bytes after the FF D9 EOF marker a number of lumination - bytes are send corresponding to different parts of the - image, the 14th and 15th byte after the EOF seem to - correspond to the center of the image */ - lum_offset = 61 + sizeof pac_sof_marker; - footer_length = 74; - } else { - lum_offset = 24 + sizeof pac_sof_marker; - footer_length = 26; - } + /* 6 bytes after the FF D9 EOF marker a number of lumination + bytes are send corresponding to different parts of the + image, the 14th and 15th byte after the EOF seem to + correspond to the center of the image */ + lum_offset = 24 + sizeof pac_sof_marker; + footer_length = 26; /* Finish decoding current frame */ n = (sof - data) - (footer_length + sizeof pac_sof_marker); @@ -915,46 +650,19 @@ static void sd_pkt_scan(struct gspca_dev atomic_set(&sd->avg_lum, -1); /* Start the new frame with the jpeg header */ - if (sd->sensor == SENSOR_PAC7302) { - /* The PAC7302 has the image rotated 90 degrees */ - pac_start_frame(gspca_dev, frame, - gspca_dev->width, gspca_dev->height); - } else { - pac_start_frame(gspca_dev, frame, - gspca_dev->height, gspca_dev->width); - } + pac_start_frame(gspca_dev, frame, + gspca_dev->height, gspca_dev->width); } gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); } -static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - sd->brightness = val; - if (gspca_dev->streaming) - setbrightcont(gspca_dev); - return 0; -} - -static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - *val = sd->brightness; - return 0; -} - static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; sd->contrast = val; if (gspca_dev->streaming) { - if (sd->sensor == SENSOR_PAC7302) - setbrightcont(gspca_dev); - else - setcontrast(gspca_dev); + setcontrast(gspca_dev); } return 0; } @@ -967,24 +675,6 @@ static int sd_getcontrast(struct gspca_d return 0; } -static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - sd->colors = val; - if (gspca_dev->streaming) - setcolors(gspca_dev); - return 0; -} - -static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - *val = sd->colors; - return 0; -} - static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; @@ -1088,7 +778,7 @@ static int sd_getvflip(struct gspca_dev return 0; } -/* sub-driver description */ +/* sub-driver description for pac7311 */ static struct sd_desc sd_desc = { .name = MODULE_NAME, .ctrls = sd_ctrls, @@ -1104,22 +794,12 @@ static struct sd_desc sd_desc = { /* -- module initialisation -- */ static __devinitdata struct usb_device_id device_table[] = { - {USB_DEVICE(0x06f8, 0x3009), .driver_info = SENSOR_PAC7302}, - {USB_DEVICE(0x093a, 0x2600), .driver_info = SENSOR_PAC7311}, - {USB_DEVICE(0x093a, 0x2601), .driver_info = SENSOR_PAC7311}, - {USB_DEVICE(0x093a, 0x2603), .driver_info = SENSOR_PAC7311}, - {USB_DEVICE(0x093a, 0x2608), .driver_info = SENSOR_PAC7311}, - {USB_DEVICE(0x093a, 0x260e), .driver_info = SENSOR_PAC7311}, - {USB_DEVICE(0x093a, 0x260f), .driver_info = SENSOR_PAC7311}, - {USB_DEVICE(0x093a, 0x2620), .driver_info = SENSOR_PAC7302}, - {USB_DEVICE(0x093a, 0x2621), .driver_info = SENSOR_PAC7302}, - {USB_DEVICE(0x093a, 0x2622), .driver_info = SENSOR_PAC7302}, - {USB_DEVICE(0x093a, 0x2624), .driver_info = SENSOR_PAC7302}, - {USB_DEVICE(0x093a, 0x2626), .driver_info = SENSOR_PAC7302}, - {USB_DEVICE(0x093a, 0x2628), .driver_info = SENSOR_PAC7302}, - {USB_DEVICE(0x093a, 0x2629), .driver_info = SENSOR_PAC7302}, - {USB_DEVICE(0x093a, 0x262a), .driver_info = SENSOR_PAC7302}, - {USB_DEVICE(0x093a, 0x262c), .driver_info = SENSOR_PAC7302}, + {USB_DEVICE(0x093a, 0x2600)}, + {USB_DEVICE(0x093a, 0x2601)}, + {USB_DEVICE(0x093a, 0x2603)}, + {USB_DEVICE(0x093a, 0x2608)}, + {USB_DEVICE(0x093a, 0x260e)}, + {USB_DEVICE(0x093a, 0x260f)}, {} }; MODULE_DEVICE_TABLE(usb, device_table);