diff options
Diffstat (limited to 'drivers/media/video/pwc/pwc-ctrl.c')
| -rw-r--r-- | drivers/media/video/pwc/pwc-ctrl.c | 803 |
1 files changed, 129 insertions, 674 deletions
diff --git a/drivers/media/video/pwc/pwc-ctrl.c b/drivers/media/video/pwc/pwc-ctrl.c index 760b4de13adf..3977addf3ba8 100644 --- a/drivers/media/video/pwc/pwc-ctrl.c +++ b/drivers/media/video/pwc/pwc-ctrl.c @@ -3,6 +3,7 @@ video modes. (C) 1999-2003 Nemosoft Unv. (C) 2004-2006 Luc Saillard (luc@saillard.org) + (C) 2011 Hans de Goede <hdegoede@redhat.com> NOTE: this version of pwc is an unofficial (modified) release of pwc & pcwx driver and thus may have bugs that are not present in the original version. @@ -43,61 +44,12 @@ #include <asm/errno.h> #include "pwc.h" -#include "pwc-uncompress.h" #include "pwc-kiara.h" #include "pwc-timon.h" #include "pwc-dec1.h" #include "pwc-dec23.h" -/* Request types: video */ -#define SET_LUM_CTL 0x01 -#define GET_LUM_CTL 0x02 -#define SET_CHROM_CTL 0x03 -#define GET_CHROM_CTL 0x04 -#define SET_STATUS_CTL 0x05 -#define GET_STATUS_CTL 0x06 -#define SET_EP_STREAM_CTL 0x07 -#define GET_EP_STREAM_CTL 0x08 -#define GET_XX_CTL 0x09 -#define SET_XX_CTL 0x0A -#define GET_XY_CTL 0x0B -#define SET_XY_CTL 0x0C -#define SET_MPT_CTL 0x0D -#define GET_MPT_CTL 0x0E - -/* Selectors for the Luminance controls [GS]ET_LUM_CTL */ -#define AGC_MODE_FORMATTER 0x2000 -#define PRESET_AGC_FORMATTER 0x2100 -#define SHUTTER_MODE_FORMATTER 0x2200 -#define PRESET_SHUTTER_FORMATTER 0x2300 -#define PRESET_CONTOUR_FORMATTER 0x2400 -#define AUTO_CONTOUR_FORMATTER 0x2500 -#define BACK_LIGHT_COMPENSATION_FORMATTER 0x2600 -#define CONTRAST_FORMATTER 0x2700 -#define DYNAMIC_NOISE_CONTROL_FORMATTER 0x2800 -#define FLICKERLESS_MODE_FORMATTER 0x2900 -#define AE_CONTROL_SPEED 0x2A00 -#define BRIGHTNESS_FORMATTER 0x2B00 -#define GAMMA_FORMATTER 0x2C00 - -/* Selectors for the Chrominance controls [GS]ET_CHROM_CTL */ -#define WB_MODE_FORMATTER 0x1000 -#define AWB_CONTROL_SPEED_FORMATTER 0x1100 -#define AWB_CONTROL_DELAY_FORMATTER 0x1200 -#define PRESET_MANUAL_RED_GAIN_FORMATTER 0x1300 -#define PRESET_MANUAL_BLUE_GAIN_FORMATTER 0x1400 -#define COLOUR_MODE_FORMATTER 0x1500 -#define SATURATION_MODE_FORMATTER1 0x1600 -#define SATURATION_MODE_FORMATTER2 0x1700 - -/* Selectors for the Status controls [GS]ET_STATUS_CTL */ -#define SAVE_USER_DEFAULTS_FORMATTER 0x0200 -#define RESTORE_USER_DEFAULTS_FORMATTER 0x0300 -#define RESTORE_FACTORY_DEFAULTS_FORMATTER 0x0400 -#define READ_AGC_FORMATTER 0x0500 -#define READ_SHUTTER_FORMATTER 0x0600 -#define READ_RED_GAIN_FORMATTER 0x0700 -#define READ_BLUE_GAIN_FORMATTER 0x0800 +/* Selectors for status controls used only in this file */ #define GET_STATUS_B00 0x0B00 #define SENSOR_TYPE_FORMATTER1 0x0C00 #define GET_STATUS_3000 0x3000 @@ -116,11 +68,6 @@ /* Formatters for the Video Endpoint controls [GS]ET_EP_STREAM_CTL */ #define VIDEO_OUTPUT_CONTROL_FORMATTER 0x0100 -/* Formatters for the motorized pan & tilt [GS]ET_MPT_CTL */ -#define PT_RELATIVE_CONTROL_FORMATTER 0x01 -#define PT_RESET_CONTROL_FORMATTER 0x02 -#define PT_STATUS_FORMATTER 0x03 - static const char *size2name[PSZ_MAX] = { "subQCIF", @@ -160,7 +107,7 @@ static void pwc_set_image_buffer_size(struct pwc_device *pdev); /****************************************************************************/ static int _send_control_msg(struct pwc_device *pdev, - u8 request, u16 value, int index, void *buf, int buflen, int timeout) + u8 request, u16 value, int index, void *buf, int buflen) { int rc; void *kbuf = NULL; @@ -177,7 +124,7 @@ static int _send_control_msg(struct pwc_device *pdev, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, value, index, - kbuf, buflen, timeout); + kbuf, buflen, USB_CTRL_SET_TIMEOUT); kfree(kbuf); return rc; @@ -197,9 +144,13 @@ static int recv_control_msg(struct pwc_device *pdev, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, value, pdev->vcinterface, - kbuf, buflen, 500); + kbuf, buflen, USB_CTRL_GET_TIMEOUT); memcpy(buf, kbuf, buflen); kfree(kbuf); + + if (rc < 0) + PWC_ERROR("recv_control_msg error %d req %02x val %04x\n", + rc, request, value); return rc; } @@ -210,18 +161,16 @@ static inline int send_video_command(struct pwc_device *pdev, SET_EP_STREAM_CTL, VIDEO_OUTPUT_CONTROL_FORMATTER, index, - buf, buflen, 1000); + buf, buflen); } -static inline int send_control_msg(struct pwc_device *pdev, +int send_control_msg(struct pwc_device *pdev, u8 request, u16 value, void *buf, int buflen) { return _send_control_msg(pdev, - request, value, pdev->vcinterface, buf, buflen, 500); + request, value, pdev->vcinterface, buf, buflen); } - - static int set_video_mode_Nala(struct pwc_device *pdev, int size, int frames) { unsigned char buf[3]; @@ -261,8 +210,11 @@ static int set_video_mode_Nala(struct pwc_device *pdev, int size, int frames) PWC_DEBUG_MODULE("Failed to send video command... %d\n", ret); return ret; } - if (pEntry->compressed && pdev->pixfmt == V4L2_PIX_FMT_YUV420) - pwc_dec1_init(pdev->type, pdev->release, buf, pdev->decompress_data); + if (pEntry->compressed && pdev->pixfmt == V4L2_PIX_FMT_YUV420) { + ret = pwc_dec1_init(pdev, pdev->type, pdev->release, buf); + if (ret < 0) + return ret; + } pdev->cmd_len = 3; memcpy(pdev->cmd_buf, buf, 3); @@ -321,8 +273,11 @@ static int set_video_mode_Timon(struct pwc_device *pdev, int size, int frames, i if (ret < 0) return ret; - if (pChoose->bandlength > 0 && pdev->pixfmt == V4L2_PIX_FMT_YUV420) - pwc_dec23_init(pdev, pdev->type, buf); + if (pChoose->bandlength > 0 && pdev->pixfmt == V4L2_PIX_FMT_YUV420) { + ret = pwc_dec23_init(pdev, pdev->type, buf); + if (ret < 0) + return ret; + } pdev->cmd_len = 13; memcpy(pdev->cmd_buf, buf, 13); @@ -394,8 +349,11 @@ static int set_video_mode_Kiara(struct pwc_device *pdev, int size, int frames, i if (ret < 0) return ret; - if (pChoose->bandlength > 0 && pdev->pixfmt == V4L2_PIX_FMT_YUV420) - pwc_dec23_init(pdev, pdev->type, buf); + if (pChoose->bandlength > 0 && pdev->pixfmt == V4L2_PIX_FMT_YUV420) { + ret = pwc_dec23_init(pdev, pdev->type, buf); + if (ret < 0) + return ret; + } pdev->cmd_len = 12; memcpy(pdev->cmd_buf, buf, 12); @@ -452,6 +410,7 @@ int pwc_set_video_mode(struct pwc_device *pdev, int width, int height, int frame } pdev->view.x = width; pdev->view.y = height; + pdev->vcompression = compression; pdev->frame_total_size = pdev->frame_size + pdev->frame_header_size + pdev->frame_trailer_size; pwc_set_image_buffer_size(pdev); PWC_DEBUG_SIZE("Set viewport to %dx%d, image size is %dx%d.\n", width, height, pwc_image_sizes[size].x, pwc_image_sizes[size].y); @@ -511,13 +470,9 @@ unsigned int pwc_get_fps(struct pwc_device *pdev, unsigned int index, unsigned i return ret; } -#define BLACK_Y 0 -#define BLACK_U 128 -#define BLACK_V 128 - static void pwc_set_image_buffer_size(struct pwc_device *pdev) { - int i, factor = 0; + int factor = 0; /* for V4L2_PIX_FMT_YUV420 */ switch (pdev->pixfmt) { @@ -541,442 +496,108 @@ static void pwc_set_image_buffer_size(struct pwc_device *pdev) */ pdev->offset.x = ((pdev->view.x - pdev->image.x) / 2) & 0xFFFC; pdev->offset.y = ((pdev->view.y - pdev->image.y) / 2) & 0xFFFE; - - /* Fill buffers with black colors */ - for (i = 0; i < pwc_mbufs; i++) { - unsigned char *p = pdev->image_data + pdev->images[i].offset; - memset(p, BLACK_Y, pdev->view.x * pdev->view.y); - p += pdev->view.x * pdev->view.y; - memset(p, BLACK_U, pdev->view.x * pdev->view.y/4); - p += pdev->view.x * pdev->view.y/4; - memset(p, BLACK_V, pdev->view.x * pdev->view.y/4); - } } - - -/* BRIGHTNESS */ - -int pwc_get_brightness(struct pwc_device *pdev) +int pwc_get_u8_ctrl(struct pwc_device *pdev, u8 request, u16 value, int *data) { - char buf; int ret; + u8 buf; - ret = recv_control_msg(pdev, - GET_LUM_CTL, BRIGHTNESS_FORMATTER, &buf, sizeof(buf)); + ret = recv_control_msg(pdev, request, value, &buf, sizeof(buf)); if (ret < 0) return ret; - return buf; -} -int pwc_set_brightness(struct pwc_device *pdev, int value) -{ - char buf; - - if (value < 0) - value = 0; - if (value > 0xffff) - value = 0xffff; - buf = (value >> 9) & 0x7f; - return send_control_msg(pdev, - SET_LUM_CTL, BRIGHTNESS_FORMATTER, &buf, sizeof(buf)); + *data = buf; + return 0; } -/* CONTRAST */ - -int pwc_get_contrast(struct pwc_device *pdev) +int pwc_set_u8_ctrl(struct pwc_device *pdev, u8 request, u16 value, u8 data) { - char buf; int ret; - ret = recv_control_msg(pdev, - GET_LUM_CTL, CONTRAST_FORMATTER, &buf, sizeof(buf)); + ret = send_control_msg(pdev, request, value, &data, sizeof(data)); if (ret < 0) return ret; - return buf; -} -int pwc_set_contrast(struct pwc_device *pdev, int value) -{ - char buf; - - if (value < 0) - value = 0; - if (value > 0xffff) - value = 0xffff; - buf = (value >> 10) & 0x3f; - return send_control_msg(pdev, - SET_LUM_CTL, CONTRAST_FORMATTER, &buf, sizeof(buf)); + return 0; } -/* GAMMA */ - -int pwc_get_gamma(struct pwc_device *pdev) +int pwc_get_s8_ctrl(struct pwc_device *pdev, u8 request, u16 value, int *data) { - char buf; int ret; + s8 buf; - ret = recv_control_msg(pdev, - GET_LUM_CTL, GAMMA_FORMATTER, &buf, sizeof(buf)); + ret = recv_control_msg(pdev, request, value, &buf, sizeof(buf)); if (ret < 0) return ret; - return buf; -} - -int pwc_set_gamma(struct pwc_device *pdev, int value) -{ - char buf; - if (value < 0) - value = 0; - if (value > 0xffff) - value = 0xffff; - buf = (value >> 11) & 0x1f; - return send_control_msg(pdev, - SET_LUM_CTL, GAMMA_FORMATTER, &buf, sizeof(buf)); -} - - -/* SATURATION */ - -/* return a value between [-100 , 100] */ -int pwc_get_saturation(struct pwc_device *pdev, int *value) -{ - char buf; - int ret, saturation_register; - - if (pdev->type < 675) - return -EINVAL; - if (pdev->type < 730) - saturation_register = SATURATION_MODE_FORMATTER2; - else - saturation_register = SATURATION_MODE_FORMATTER1; - ret = recv_control_msg(pdev, - GET_CHROM_CTL, saturation_register, &buf, sizeof(buf)); - if (ret < 0) - return ret; - *value = (signed)buf; + *data = buf; return 0; } -/* @param value saturation color between [-100 , 100] */ -int pwc_set_saturation(struct pwc_device *pdev, int value) +int pwc_get_u16_ctrl(struct pwc_device *pdev, u8 request, u16 value, int *data) { - char buf; - int saturation_register; - - if (pdev->type < 675) - return -EINVAL; - if (value < -100) - value = -100; - if (value > 100) - value = 100; - if (pdev->type < 730) - saturation_register = SATURATION_MODE_FORMATTER2; - else - saturation_register = SATURATION_MODE_FORMATTER1; - return send_control_msg(pdev, - SET_CHROM_CTL, saturation_register, &buf, sizeof(buf)); -} - -/* AGC */ - -int pwc_set_agc(struct pwc_device *pdev, int mode, int value) -{ - char buf; int ret; + u8 buf[2]; - if (mode) - buf = 0x0; /* auto */ - else - buf = 0xff; /* fixed */ - - ret = send_control_msg(pdev, - SET_LUM_CTL, AGC_MODE_FORMATTER, &buf, sizeof(buf)); - - if (!mode && ret >= 0) { - if (value < 0) - value = 0; - if (value > 0xffff) - value = 0xffff; - buf = (value >> 10) & 0x3F; - ret = send_control_msg(pdev, - SET_LUM_CTL, PRESET_AGC_FORMATTER, &buf, sizeof(buf)); - } + ret = recv_control_msg(pdev, request, value, buf, sizeof(buf)); if (ret < 0) return ret; + + *data = (buf[1] << 8) | buf[0]; return 0; } -int pwc_get_agc(struct pwc_device *pdev, int *value) +int pwc_set_u16_ctrl(struct pwc_device *pdev, u8 request, u16 value, u16 data) { - unsigned char buf; int ret; + u8 buf[2]; - ret = recv_control_msg(pdev, - GET_LUM_CTL, AGC_MODE_FORMATTER, &buf, sizeof(buf)); + buf[0] = data & 0xff; + buf[1] = data >> 8; + ret = send_control_msg(pdev, request, value, buf, sizeof(buf)); if (ret < 0) return ret; - if (buf != 0) { /* fixed */ - ret = recv_control_msg(pdev, - GET_LUM_CTL, PRESET_AGC_FORMATTER, &buf, sizeof(buf)); - if (ret < 0) - return ret; - if (buf > 0x3F) - buf = 0x3F; - *value = (buf << 10); - } - else { /* auto */ - ret = recv_control_msg(pdev, - GET_STATUS_CTL, READ_AGC_FORMATTER, &buf, sizeof(buf)); - if (ret < 0) - return ret; - /* Gah... this value ranges from 0x00 ... 0x9F */ - if (buf > 0x9F) - buf = 0x9F; - *value = -(48 + buf * 409); - } - return 0; } -int pwc_set_shutter_speed(struct pwc_device *pdev, int mode, int value) -{ - char buf[2]; - int speed, ret; - - - if (mode) - buf[0] = 0x0; /* auto */ - else - buf[0] = 0xff; /* fixed */ - - ret = send_control_msg(pdev, - SET_LUM_CTL, SHUTTER_MODE_FORMATTER, &buf, 1); - - if (!mode && ret >= 0) { - if (value < 0) - value = 0; - if (value > 0xffff) - value = 0xffff; - - if (DEVICE_USE_CODEC2(pdev->type)) { - /* speed ranges from 0x0 to 0x290 (656) */ - speed = (value / 100); - buf[1] = speed >> 8; - buf[0] = speed & 0xff; - } else if (DEVICE_USE_CODEC3(pdev->type)) { - /* speed seems to range from 0x0 to 0xff */ - buf[1] = 0; - buf[0] = value >> 8; - } - - ret = send_control_msg(pdev, - SET_LUM_CTL, PRESET_SHUTTER_FORMATTER, - &buf, sizeof(buf)); - } - return ret; -} - -/* This function is not exported to v4l1, so output values between 0 -> 256 */ -int pwc_get_shutter_speed(struct pwc_device *pdev, int *value) +int pwc_button_ctrl(struct pwc_device *pdev, u16 value) { - unsigned char buf[2]; int ret; - ret = recv_control_msg(pdev, - GET_STATUS_CTL, READ_SHUTTER_FORMATTER, &buf, sizeof(buf)); + ret = send_control_msg(pdev, SET_STATUS_CTL, value, NULL, 0); if (ret < 0) return ret; - *value = buf[0] + (buf[1] << 8); - if (DEVICE_USE_CODEC2(pdev->type)) { - /* speed ranges from 0x0 to 0x290 (656) */ - *value *= 256/656; - } else if (DEVICE_USE_CODEC3(pdev->type)) { - /* speed seems to range from 0x0 to 0xff */ - } + return 0; } - /* POWER */ - -int pwc_camera_power(struct pwc_device *pdev, int power) +void pwc_camera_power(struct pwc_device *pdev, int power) { char buf; + int r; + + if (!pdev->power_save) + return; if (pdev->type < 675 || (pdev->type < 730 && pdev->release < 6)) - return 0; /* Not supported by Nala or Timon < release 6 */ + return; /* Not supported by Nala or Timon < release 6 */ if (power) buf = 0x00; /* active */ else buf = 0xFF; /* power save */ - return send_control_msg(pdev, + r = send_control_msg(pdev, SET_STATUS_CTL, SET_POWER_SAVE_MODE_FORMATTER, &buf, sizeof(buf)); -} - - - -/* private calls */ - -int pwc_restore_user(struct pwc_device *pdev) -{ - return send_control_msg(pdev, - SET_STATUS_CTL, RESTORE_USER_DEFAULTS_FORMATTER, NULL, 0); -} - -int pwc_save_user(struct pwc_device *pdev) -{ - return send_control_msg(pdev, - SET_STATUS_CTL, SAVE_USER_DEFAULTS_FORMATTER, NULL, 0); -} - -int pwc_restore_factory(struct pwc_device *pdev) -{ - return send_control_msg(pdev, - SET_STATUS_CTL, RESTORE_FACTORY_DEFAULTS_FORMATTER, NULL, 0); -} - - /* ************************************************* */ - /* Patch by Alvarado: (not in the original version */ - - /* - * the camera recognizes modes from 0 to 4: - * - * 00: indoor (incandescant lighting) - * 01: outdoor (sunlight) - * 02: fluorescent lighting - * 03: manual - * 04: auto - */ -int pwc_set_awb(struct pwc_device *pdev, int mode) -{ - char buf; - int ret; - - if (mode < 0) - mode = 0; - - if (mode > 4) - mode = 4; - - buf = mode & 0x07; /* just the lowest three bits */ - - ret = send_control_msg(pdev, - SET_CHROM_CTL, WB_MODE_FORMATTER, &buf, sizeof(buf)); - - if (ret < 0) - return ret; - return 0; -} - -int pwc_get_awb(struct pwc_device *pdev) -{ - unsigned char buf; - int ret; - - ret = recv_control_msg(pdev, - GET_CHROM_CTL, WB_MODE_FORMATTER, &buf, sizeof(buf)); - - if (ret < 0) - return ret; - return buf; -} - -int pwc_set_red_gain(struct pwc_device *pdev, int value) -{ - unsigned char buf; - - if (value < 0) - value = 0; - if (value > 0xffff) - value = 0xffff; - /* only the msb is considered */ - buf = value >> 8; - return send_control_msg(pdev, - SET_CHROM_CTL, PRESET_MANUAL_RED_GAIN_FORMATTER, - &buf, sizeof(buf)); -} - -int pwc_get_red_gain(struct pwc_device *pdev, int *value) -{ - unsigned char buf; - int ret; - - ret = recv_control_msg(pdev, - GET_CHROM_CTL, PRESET_MANUAL_RED_GAIN_FORMATTER, - &buf, sizeof(buf)); - if (ret < 0) - return ret; - *value = buf << 8; - return 0; -} - - -int pwc_set_blue_gain(struct pwc_device *pdev, int value) -{ - unsigned char buf; - - if (value < 0) - value = 0; - if (value > 0xffff) - value = 0xffff; - /* only the msb is considered */ - buf = value >> 8; - return send_control_msg(pdev, - SET_CHROM_CTL, PRESET_MANUAL_BLUE_GAIN_FORMATTER, - &buf, sizeof(buf)); -} - -int pwc_get_blue_gain(struct pwc_device *pdev, int *value) -{ - unsigned char buf; - int ret; - - ret = recv_control_msg(pdev, - GET_CHROM_CTL, PRESET_MANUAL_BLUE_GAIN_FORMATTER, - &buf, sizeof(buf)); - if (ret < 0) - return ret; - *value = buf << 8; - return 0; -} - -/* The following two functions are different, since they only read the - internal red/blue gains, which may be different from the manual - gains set or read above. - */ -static int pwc_read_red_gain(struct pwc_device *pdev, int *value) -{ - unsigned char buf; - int ret; - - ret = recv_control_msg(pdev, - GET_STATUS_CTL, READ_RED_GAIN_FORMATTER, &buf, sizeof(buf)); - if (ret < 0) - return ret; - *value = buf << 8; - return 0; + if (r < 0) + PWC_ERROR("Failed to power %s camera (%d)\n", + power ? "on" : "off", r); } -static int pwc_read_blue_gain(struct pwc_device *pdev, int *value) -{ - unsigned char buf; - int ret; - - ret = recv_control_msg(pdev, - GET_STATUS_CTL, READ_BLUE_GAIN_FORMATTER, &buf, sizeof(buf)); - if (ret < 0) - return ret; - *value = buf << 8; - return 0; -} - - static int pwc_set_wb_speed(struct pwc_device *pdev, int speed) { unsigned char buf; @@ -1028,6 +649,7 @@ static int pwc_get_wb_delay(struct pwc_device *pdev, int *value) int pwc_set_leds(struct pwc_device *pdev, int on_value, int off_value) { unsigned char buf[2]; + int r; if (pdev->type < 730) return 0; @@ -1045,8 +667,12 @@ int pwc_set_leds(struct pwc_device *pdev, int on_value, int off_value) buf[0] = on_value; buf[1] = off_value; - return send_control_msg(pdev, + r = send_control_msg(pdev, SET_STATUS_CTL, LED_FORMATTER, &buf, sizeof(buf)); + if (r < 0) + PWC_ERROR("Failed to set LED on/off time (%d)\n", r); + + return r; } static int pwc_get_leds(struct pwc_device *pdev, int *on_value, int *off_value) @@ -1069,164 +695,6 @@ static int pwc_get_leds(struct pwc_device *pdev, int *on_value, int *off_value) return 0; } -int pwc_set_contour(struct pwc_device *pdev, int contour) -{ - unsigned char buf; - int ret; - - if (contour < 0) - buf = 0xff; /* auto contour on */ - else - buf = 0x0; /* auto contour off */ - ret = send_control_msg(pdev, - SET_LUM_CTL, AUTO_CONTOUR_FORMATTER, &buf, sizeof(buf)); - if (ret < 0) - return ret; - - if (contour < 0) - return 0; - if (contour > 0xffff) - contour = 0xffff; - - buf = (contour >> 10); /* contour preset is [0..3f] */ - ret = send_control_msg(pdev, - SET_LUM_CTL, PRESET_CONTOUR_FORMATTER, &buf, sizeof(buf)); - if (ret < 0) - return ret; - return 0; -} - -int pwc_get_contour(struct pwc_device *pdev, int *contour) -{ - unsigned char buf; - int ret; - - ret = recv_control_msg(pdev, - GET_LUM_CTL, AUTO_CONTOUR_FORMATTER, &buf, sizeof(buf)); - if (ret < 0) - return ret; - - if (buf == 0) { - /* auto mode off, query current preset value */ - ret = recv_control_msg(pdev, - GET_LUM_CTL, PRESET_CONTOUR_FORMATTER, - &buf, sizeof(buf)); - if (ret < 0) - return ret; - *contour = buf << 10; - } - else - *contour = -1; - return 0; -} - - -int pwc_set_backlight(struct pwc_device *pdev, int backlight) -{ - unsigned char buf; - - if (backlight) - buf = 0xff; - else - buf = 0x0; - return send_control_msg(pdev, - SET_LUM_CTL, BACK_LIGHT_COMPENSATION_FORMATTER, - &buf, sizeof(buf)); -} - -int pwc_get_backlight(struct pwc_device *pdev, int *backlight) -{ - int ret; - unsigned char buf; - - ret = recv_control_msg(pdev, - GET_LUM_CTL, BACK_LIGHT_COMPENSATION_FORMATTER, - &buf, sizeof(buf)); - if (ret < 0) - return ret; - *backlight = !!buf; - return 0; -} - -int pwc_set_colour_mode(struct pwc_device *pdev, int colour) -{ - unsigned char buf; - - if (colour) - buf = 0xff; - else - buf = 0x0; - return send_control_msg(pdev, - SET_CHROM_CTL, COLOUR_MODE_FORMATTER, &buf, sizeof(buf)); -} - -int pwc_get_colour_mode(struct pwc_device *pdev, int *colour) -{ - int ret; - unsigned char buf; - - ret = recv_control_msg(pdev, - GET_CHROM_CTL, COLOUR_MODE_FORMATTER, &buf, sizeof(buf)); - if (ret < 0) - return ret; - *colour = !!buf; - return 0; -} - - -int pwc_set_flicker(struct pwc_device *pdev, int flicker) -{ - unsigned char buf; - - if (flicker) - buf = 0xff; - else - buf = 0x0; - return send_control_msg(pdev, - SET_LUM_CTL, FLICKERLESS_MODE_FORMATTER, &buf, sizeof(buf)); -} - -int pwc_get_flicker(struct pwc_device *pdev, int *flicker) -{ - int ret; - unsigned char buf; - - ret = recv_control_msg(pdev, - GET_LUM_CTL, FLICKERLESS_MODE_FORMATTER, &buf, sizeof(buf)); - if (ret < 0) - return ret; - *flicker = !!buf; - return 0; -} - -int pwc_set_dynamic_noise(struct pwc_device *pdev, int noise) -{ - unsigned char buf; - - if (noise < 0) - noise = 0; - if (noise > 3) - noise = 3; - buf = noise; - return send_control_msg(pdev, - SET_LUM_CTL, DYNAMIC_NOISE_CONTROL_FORMATTER, - &buf, sizeof(buf)); -} - -int pwc_get_dynamic_noise(struct pwc_device *pdev, int *noise) -{ - int ret; - unsigned char buf; - - ret = recv_control_msg(pdev, - GET_LUM_CTL, DYNAMIC_NOISE_CONTROL_FORMATTER, - &buf, sizeof(buf)); - if (ret < 0) - return ret; - *noise = buf; - return 0; -} - static int _pwc_mpt_reset(struct pwc_device *pdev, int flags) { unsigned char buf; @@ -1309,7 +777,7 @@ static int pwc_mpt_get_status(struct pwc_device *pdev, struct pwc_mpt_status *st return 0; } - +#ifdef CONFIG_USB_PWC_DEBUG int pwc_get_cmos_sensor(struct pwc_device *pdev, int *sensor) { unsigned char buf; @@ -1332,7 +800,7 @@ int pwc_get_cmos_sensor(struct pwc_device *pdev, int *sensor) *sensor = buf; return 0; } - +#endif /* End of Add-Ons */ /* ************************************************* */ @@ -1356,37 +824,41 @@ int pwc_get_cmos_sensor(struct pwc_device *pdev, int *sensor) /* copy local variable to arg */ #define ARG_OUT(ARG_name) /* nothing */ +/* + * Our ctrls use native values, but the old custom pwc ioctl interface expects + * values from 0 - 65535, define 2 helper functions to scale things. */ +static int pwc_ioctl_g_ctrl(struct v4l2_ctrl *ctrl) +{ + return v4l2_ctrl_g_ctrl(ctrl) * 65535 / ctrl->maximum; +} + +static int pwc_ioctl_s_ctrl(struct v4l2_ctrl *ctrl, int val) +{ + return v4l2_ctrl_s_ctrl(ctrl, val * ctrl->maximum / 65535); +} + long pwc_ioctl(struct pwc_device *pdev, unsigned int cmd, void *arg) { long ret = 0; switch(cmd) { case VIDIOCPWCRUSER: - { - if (pwc_restore_user(pdev)) - ret = -EINVAL; + ret = pwc_button_ctrl(pdev, RESTORE_USER_DEFAULTS_FORMATTER); break; - } case VIDIOCPWCSUSER: - { - if (pwc_save_user(pdev)) - ret = -EINVAL; + ret = pwc_button_ctrl(pdev, SAVE_USER_DEFAULTS_FORMATTER); break; - } case VIDIOCPWCFACTORY: - { - if (pwc_restore_factory(pdev)) - ret = -EINVAL; + ret = pwc_button_ctrl(pdev, RESTORE_FACTORY_DEFAULTS_FORMATTER); break; - } case VIDIOCPWCSCQUAL: { ARG_DEF(int, qual) - if (pdev->iso_init) { + if (vb2_is_streaming(&pdev->vb_queue)) { ret = -EBUSY; break; } @@ -1396,8 +868,6 @@ long pwc_ioctl(struct pwc_device *pdev, unsigned int cmd, void *arg) ret = -EINVAL; else ret = pwc_set_video_mode(pdev, pdev->view.x, pdev->view.y, pdev->vframes, ARGR(qual), pdev->vsnapshot); - if (ret >= 0) - pdev->vcompression = ARGR(qual); break; } @@ -1432,71 +902,59 @@ long pwc_ioctl(struct pwc_device *pdev, unsigned int cmd, void *arg) case VIDIOCPWCSAGC: { ARG_DEF(int, agc) - ARG_IN(agc) - if (pwc_set_agc(pdev, ARGR(agc) < 0 ? 1 : 0, ARGR(agc))) - ret = -EINVAL; + ret = v4l2_ctrl_s_ctrl(pdev->autogain, ARGR(agc) < 0); + if (ret == 0 && ARGR(agc) >= 0) + ret = pwc_ioctl_s_ctrl(pdev->gain, ARGR(agc)); break; } case VIDIOCPWCGAGC: { ARG_DEF(int, agc) - - if (pwc_get_agc(pdev, ARGA(agc))) - ret = -EINVAL; + if (v4l2_ctrl_g_ctrl(pdev->autogain)) + ARGR(agc) = -1; + else + ARGR(agc) = pwc_ioctl_g_ctrl(pdev->gain); ARG_OUT(agc) break; } case VIDIOCPWCSSHUTTER: { - ARG_DEF(int, shutter_speed) - - ARG_IN(shutter_speed) - ret = pwc_set_shutter_speed(pdev, ARGR(shutter_speed) < 0 ? 1 : 0, ARGR(shutter_speed)); + ARG_DEF(int, shutter) + ARG_IN(shutter) + ret = v4l2_ctrl_s_ctrl(pdev->exposure_auto, + /* Menu idx 0 = auto, idx 1 = manual */ + ARGR(shutter) >= 0); + if (ret == 0 && ARGR(shutter) >= 0) + ret = pwc_ioctl_s_ctrl(pdev->exposure, ARGR(shutter)); break; } case VIDIOCPWCSAWB: { ARG_DEF(struct pwc_whitebalance, wb) - ARG_IN(wb) - ret = pwc_set_awb(pdev, ARGR(wb).mode); - if (ret >= 0 && ARGR(wb).mode == PWC_WB_MANUAL) { - pwc_set_red_gain(pdev, ARGR(wb).manual_red); - pwc_set_blue_gain(pdev, ARGR(wb).manual_blue); - } + ret = v4l2_ctrl_s_ctrl(pdev->auto_white_balance, + ARGR(wb).mode); + if (ret == 0 && ARGR(wb).mode == PWC_WB_MANUAL) + ret = pwc_ioctl_s_ctrl(pdev->red_balance, + ARGR(wb).manual_red); + if (ret == 0 && ARGR(wb).mode == PWC_WB_MANUAL) + ret = pwc_ioctl_s_ctrl(pdev->blue_balance, + ARGR(wb).manual_blue); break; } case VIDIOCPWCGAWB: { ARG_DEF(struct pwc_whitebalance, wb) - - memset(ARGA(wb), 0, sizeof(struct pwc_whitebalance)); - ARGR(wb).mode = pwc_get_awb(pdev); - if (ARGR(wb).mode < 0) - ret = -EINVAL; - else { - if (ARGR(wb).mode == PWC_WB_MANUAL) { - ret = pwc_get_red_gain(pdev, &ARGR(wb).manual_red); - if (ret < 0) - break; - ret = pwc_get_blue_gain(pdev, &ARGR(wb).manual_blue); - if (ret < 0) - break; - } - if (ARGR(wb).mode == PWC_WB_AUTO) { - ret = pwc_read_red_gain(pdev, &ARGR(wb).read_red); - if (ret < 0) - break; - ret = pwc_read_blue_gain(pdev, &ARGR(wb).read_blue); - if (ret < 0) - break; - } - } + ARGR(wb).mode = v4l2_ctrl_g_ctrl(pdev->auto_white_balance); + ARGR(wb).manual_red = ARGR(wb).read_red = + pwc_ioctl_g_ctrl(pdev->red_balance); + ARGR(wb).manual_blue = ARGR(wb).read_blue = + pwc_ioctl_g_ctrl(pdev->blue_balance); ARG_OUT(wb) break; } @@ -1550,17 +1008,20 @@ long pwc_ioctl(struct pwc_device *pdev, unsigned int cmd, void *arg) case VIDIOCPWCSCONTOUR: { ARG_DEF(int, contour) - ARG_IN(contour) - ret = pwc_set_contour(pdev, ARGR(contour)); + ret = v4l2_ctrl_s_ctrl(pdev->autocontour, ARGR(contour) < 0); + if (ret == 0 && ARGR(contour) >= 0) + ret = pwc_ioctl_s_ctrl(pdev->contour, ARGR(contour)); break; } case VIDIOCPWCGCONTOUR: { ARG_DEF(int, contour) - - ret = pwc_get_contour(pdev, ARGA(contour)); + if (v4l2_ctrl_g_ctrl(pdev->autocontour)) + ARGR(contour) = -1; + else + ARGR(contour) = pwc_ioctl_g_ctrl(pdev->contour); ARG_OUT(contour) break; } @@ -1568,17 +1029,15 @@ long pwc_ioctl(struct pwc_device *pdev, unsigned int cmd, void *arg) case VIDIOCPWCSBACKLIGHT: { ARG_DEF(int, backlight) - ARG_IN(backlight) - ret = pwc_set_backlight(pdev, ARGR(backlight)); + ret = v4l2_ctrl_s_ctrl(pdev->backlight, ARGR(backlight)); break; } case VIDIOCPWCGBACKLIGHT: { ARG_DEF(int, backlight) - - ret = pwc_get_backlight(pdev, ARGA(backlight)); + ARGR(backlight) = v4l2_ctrl_g_ctrl(pdev->backlight); ARG_OUT(backlight) break; } @@ -1586,17 +1045,15 @@ long pwc_ioctl(struct pwc_device *pdev, unsigned int cmd, void *arg) case VIDIOCPWCSFLICKER: { ARG_DEF(int, flicker) - ARG_IN(flicker) - ret = pwc_set_flicker(pdev, ARGR(flicker)); + ret = v4l2_ctrl_s_ctrl(pdev->flicker, ARGR(flicker)); break; } case VIDIOCPWCGFLICKER: { ARG_DEF(int, flicker) - - ret = pwc_get_flicker(pdev, ARGA(flicker)); + ARGR(flicker) = v4l2_ctrl_g_ctrl(pdev->flicker); ARG_OUT(flicker) break; } @@ -1604,17 +1061,15 @@ long pwc_ioctl(struct pwc_device *pdev, unsigned int cmd, void *arg) case VIDIOCPWCSDYNNOISE: { ARG_DEF(int, dynnoise) - ARG_IN(dynnoise) - ret = pwc_set_dynamic_noise(pdev, ARGR(dynnoise)); + ret = v4l2_ctrl_s_ctrl(pdev->noise_reduction, ARGR(dynnoise)); break; } case VIDIOCPWCGDYNNOISE: { ARG_DEF(int, dynnoise) - - ret = pwc_get_dynamic_noise(pdev, ARGA(dynnoise)); + ARGR(dynnoise) = v4l2_ctrl_g_ctrl(pdev->noise_reduction); ARG_OUT(dynnoise); break; } |