X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fmedia%2Fvideo%2Fv4l2-common.c;h=270833b1b38f08811cd8879a2651fc940a478743;hb=868f985c2fb85b5f32785bb55a349d180a30f3d3;hp=7086f9f3c785a6b8ccf6cd870b96c9f206bbaa33;hpb=2ba588942c45a03a29a7a097e62bf0beceddb0e8;p=safe%2Fjmp%2Flinux-2.6 diff --git a/drivers/media/video/v4l2-common.c b/drivers/media/video/v4l2-common.c index 7086f9f..270833b 100644 --- a/drivers/media/video/v4l2-common.c +++ b/drivers/media/video/v4l2-common.c @@ -334,6 +334,12 @@ const char **v4l2_ctrl_get_menu(u32 id) "Aperture Priority Mode", NULL }; + static const char *colorfx[] = { + "None", + "Black & White", + "Sepia", + NULL + }; switch (id) { case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: @@ -370,6 +376,8 @@ const char **v4l2_ctrl_get_menu(u32 id) return camera_power_line_frequency; case V4L2_CID_EXPOSURE_AUTO: return camera_exposure_auto; + case V4L2_CID_COLORFX: + return colorfx; default: return NULL; } @@ -382,16 +390,16 @@ const char *v4l2_ctrl_get_name(u32 id) switch (id) { /* USER controls */ case V4L2_CID_USER_CLASS: return "User Controls"; + case V4L2_CID_BRIGHTNESS: return "Brightness"; + case V4L2_CID_CONTRAST: return "Contrast"; + case V4L2_CID_SATURATION: return "Saturation"; + case V4L2_CID_HUE: return "Hue"; case V4L2_CID_AUDIO_VOLUME: return "Volume"; - case V4L2_CID_AUDIO_MUTE: return "Mute"; case V4L2_CID_AUDIO_BALANCE: return "Balance"; case V4L2_CID_AUDIO_BASS: return "Bass"; case V4L2_CID_AUDIO_TREBLE: return "Treble"; + case V4L2_CID_AUDIO_MUTE: return "Mute"; case V4L2_CID_AUDIO_LOUDNESS: return "Loudness"; - case V4L2_CID_BRIGHTNESS: return "Brightness"; - case V4L2_CID_CONTRAST: return "Contrast"; - case V4L2_CID_SATURATION: return "Saturation"; - case V4L2_CID_HUE: return "Hue"; case V4L2_CID_BLACK_LEVEL: return "Black Level"; case V4L2_CID_AUTO_WHITE_BALANCE: return "White Balance, Automatic"; case V4L2_CID_DO_WHITE_BALANCE: return "Do White Balance"; @@ -412,6 +420,7 @@ const char *v4l2_ctrl_get_name(u32 id) case V4L2_CID_BACKLIGHT_COMPENSATION: return "Backlight Compensation"; case V4L2_CID_CHROMA_AGC: return "Chroma AGC"; case V4L2_CID_COLOR_KILLER: return "Color Killer"; + case V4L2_CID_COLORFX: return "Color Effects"; /* MPEG controls */ case V4L2_CID_MPEG_CLASS: return "MPEG Encoder Controls"; @@ -490,16 +499,25 @@ int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 ste case V4L2_CID_HFLIP: case V4L2_CID_VFLIP: case V4L2_CID_HUE_AUTO: + case V4L2_CID_CHROMA_AGC: + case V4L2_CID_COLOR_KILLER: case V4L2_CID_MPEG_AUDIO_MUTE: case V4L2_CID_MPEG_VIDEO_MUTE: case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE: case V4L2_CID_MPEG_VIDEO_PULLDOWN: case V4L2_CID_EXPOSURE_AUTO_PRIORITY: + case V4L2_CID_FOCUS_AUTO: case V4L2_CID_PRIVACY: qctrl->type = V4L2_CTRL_TYPE_BOOLEAN; min = 0; max = step = 1; break; + case V4L2_CID_PAN_RESET: + case V4L2_CID_TILT_RESET: + qctrl->type = V4L2_CTRL_TYPE_BUTTON; + qctrl->flags |= V4L2_CTRL_FLAG_WRITE_ONLY; + min = max = step = def = 0; + break; case V4L2_CID_POWER_LINE_FREQUENCY: case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: case V4L2_CID_MPEG_AUDIO_ENCODING: @@ -517,6 +535,7 @@ int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 ste case V4L2_CID_MPEG_STREAM_TYPE: case V4L2_CID_MPEG_STREAM_VBI_FMT: case V4L2_CID_EXPOSURE_AUTO: + case V4L2_CID_COLORFX: qctrl->type = V4L2_CTRL_TYPE_MENU; step = 1; break; @@ -547,8 +566,18 @@ int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 ste case V4L2_CID_CONTRAST: case V4L2_CID_SATURATION: case V4L2_CID_HUE: + case V4L2_CID_RED_BALANCE: + case V4L2_CID_BLUE_BALANCE: + case V4L2_CID_GAMMA: + case V4L2_CID_SHARPNESS: qctrl->flags |= V4L2_CTRL_FLAG_SLIDER; break; + case V4L2_CID_PAN_RELATIVE: + case V4L2_CID_TILT_RELATIVE: + case V4L2_CID_FOCUS_RELATIVE: + case V4L2_CID_ZOOM_RELATIVE: + qctrl->flags |= V4L2_CTRL_FLAG_WRITE_ONLY; + break; } qctrl->minimum = min; qctrl->maximum = max; @@ -560,148 +589,6 @@ int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 ste } EXPORT_SYMBOL(v4l2_ctrl_query_fill); -/* Fill in a struct v4l2_queryctrl with standard values based on - the control ID. */ -int v4l2_ctrl_query_fill_std(struct v4l2_queryctrl *qctrl) -{ - switch (qctrl->id) { - /* USER controls */ - case V4L2_CID_USER_CLASS: - case V4L2_CID_MPEG_CLASS: - return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0); - case V4L2_CID_AUDIO_VOLUME: - return v4l2_ctrl_query_fill(qctrl, 0, 65535, 65535 / 100, 58880); - case V4L2_CID_AUDIO_MUTE: - case V4L2_CID_AUDIO_LOUDNESS: - return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0); - case V4L2_CID_AUDIO_BALANCE: - case V4L2_CID_AUDIO_BASS: - case V4L2_CID_AUDIO_TREBLE: - return v4l2_ctrl_query_fill(qctrl, 0, 65535, 65535 / 100, 32768); - case V4L2_CID_BRIGHTNESS: - return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 128); - case V4L2_CID_CONTRAST: - case V4L2_CID_SATURATION: - return v4l2_ctrl_query_fill(qctrl, 0, 127, 1, 64); - case V4L2_CID_HUE: - return v4l2_ctrl_query_fill(qctrl, -128, 127, 1, 0); - - /* MPEG controls */ - case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100, - V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000, 1, - V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000); - case V4L2_CID_MPEG_AUDIO_ENCODING: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_ENCODING_LAYER_1, - V4L2_MPEG_AUDIO_ENCODING_AC3, 1, - V4L2_MPEG_AUDIO_ENCODING_LAYER_2); - case V4L2_CID_MPEG_AUDIO_L1_BITRATE: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_L1_BITRATE_32K, - V4L2_MPEG_AUDIO_L1_BITRATE_448K, 1, - V4L2_MPEG_AUDIO_L1_BITRATE_256K); - case V4L2_CID_MPEG_AUDIO_L2_BITRATE: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_L2_BITRATE_32K, - V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1, - V4L2_MPEG_AUDIO_L2_BITRATE_224K); - case V4L2_CID_MPEG_AUDIO_L3_BITRATE: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_L3_BITRATE_32K, - V4L2_MPEG_AUDIO_L3_BITRATE_320K, 1, - V4L2_MPEG_AUDIO_L3_BITRATE_192K); - case V4L2_CID_MPEG_AUDIO_AAC_BITRATE: - return v4l2_ctrl_query_fill(qctrl, 0, 6400, 1, 3200000); - case V4L2_CID_MPEG_AUDIO_AC3_BITRATE: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_AC3_BITRATE_32K, - V4L2_MPEG_AUDIO_AC3_BITRATE_640K, 1, - V4L2_MPEG_AUDIO_AC3_BITRATE_384K); - case V4L2_CID_MPEG_AUDIO_MODE: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_MODE_STEREO, - V4L2_MPEG_AUDIO_MODE_MONO, 1, - V4L2_MPEG_AUDIO_MODE_STEREO); - case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4, - V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16, 1, - V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4); - case V4L2_CID_MPEG_AUDIO_EMPHASIS: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_EMPHASIS_NONE, - V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17, 1, - V4L2_MPEG_AUDIO_EMPHASIS_NONE); - case V4L2_CID_MPEG_AUDIO_CRC: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_CRC_NONE, - V4L2_MPEG_AUDIO_CRC_CRC16, 1, - V4L2_MPEG_AUDIO_CRC_NONE); - case V4L2_CID_MPEG_AUDIO_MUTE: - return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0); - case V4L2_CID_MPEG_VIDEO_ENCODING: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_VIDEO_ENCODING_MPEG_1, - V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC, 1, - V4L2_MPEG_VIDEO_ENCODING_MPEG_2); - case V4L2_CID_MPEG_VIDEO_ASPECT: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_VIDEO_ASPECT_1x1, - V4L2_MPEG_VIDEO_ASPECT_221x100, 1, - V4L2_MPEG_VIDEO_ASPECT_4x3); - case V4L2_CID_MPEG_VIDEO_B_FRAMES: - return v4l2_ctrl_query_fill(qctrl, 0, 33, 1, 2); - case V4L2_CID_MPEG_VIDEO_GOP_SIZE: - return v4l2_ctrl_query_fill(qctrl, 1, 34, 1, 12); - case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE: - return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 1); - case V4L2_CID_MPEG_VIDEO_PULLDOWN: - return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0); - case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_VIDEO_BITRATE_MODE_VBR, - V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 1, - V4L2_MPEG_VIDEO_BITRATE_MODE_VBR); - case V4L2_CID_MPEG_VIDEO_BITRATE: - return v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 6000000); - case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: - return v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 8000000); - case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION: - return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 0); - case V4L2_CID_MPEG_VIDEO_MUTE: - return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0); - case V4L2_CID_MPEG_VIDEO_MUTE_YUV: /* Init YUV (really YCbCr) to black */ - return v4l2_ctrl_query_fill(qctrl, 0, 0xffffff, 1, 0x008080); - case V4L2_CID_MPEG_STREAM_TYPE: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_STREAM_TYPE_MPEG2_PS, - V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD, 1, - V4L2_MPEG_STREAM_TYPE_MPEG2_PS); - case V4L2_CID_MPEG_STREAM_PID_PMT: - return v4l2_ctrl_query_fill(qctrl, 0, (1 << 14) - 1, 1, 16); - case V4L2_CID_MPEG_STREAM_PID_AUDIO: - return v4l2_ctrl_query_fill(qctrl, 0, (1 << 14) - 1, 1, 260); - case V4L2_CID_MPEG_STREAM_PID_VIDEO: - return v4l2_ctrl_query_fill(qctrl, 0, (1 << 14) - 1, 1, 256); - case V4L2_CID_MPEG_STREAM_PID_PCR: - return v4l2_ctrl_query_fill(qctrl, 0, (1 << 14) - 1, 1, 259); - case V4L2_CID_MPEG_STREAM_PES_ID_AUDIO: - return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 0); - case V4L2_CID_MPEG_STREAM_PES_ID_VIDEO: - return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 0); - case V4L2_CID_MPEG_STREAM_VBI_FMT: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_STREAM_VBI_FMT_NONE, - V4L2_MPEG_STREAM_VBI_FMT_IVTV, 1, - V4L2_MPEG_STREAM_VBI_FMT_NONE); - default: - return -EINVAL; - } -} -EXPORT_SYMBOL(v4l2_ctrl_query_fill_std); - /* Fill in a struct v4l2_querymenu based on the struct v4l2_queryctrl and the menu. The qctrl pointer may be NULL, in which case it is ignored. If menu_items is NULL, then the menu items are retrieved using @@ -852,33 +739,8 @@ EXPORT_SYMBOL(v4l2_chip_ident_i2c_client); /* ----------------------------------------------------------------- */ -/* Helper function for I2C legacy drivers */ +/* I2C Helper functions */ -int v4l2_i2c_attach(struct i2c_adapter *adapter, int address, struct i2c_driver *driver, - const char *name, - int (*probe)(struct i2c_client *, const struct i2c_device_id *)) -{ - struct i2c_client *client; - int err; - - client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (!client) - return -ENOMEM; - - client->addr = address; - client->adapter = adapter; - client->driver = driver; - strlcpy(client->name, name, sizeof(client->name)); - - err = probe(client, NULL); - if (err == 0) { - i2c_attach_client(client); - } else { - kfree(client); - } - return err != -ENOMEM ? 0 : err; -} -EXPORT_SYMBOL(v4l2_i2c_attach); void v4l2_i2c_subdev_init(struct v4l2_subdev *sd, struct i2c_client *client, const struct v4l2_subdev_ops *ops) @@ -910,10 +772,10 @@ struct v4l2_subdev *v4l2_i2c_new_subdev(struct i2c_adapter *adapter, struct i2c_board_info info; BUG_ON(!dev); -#ifdef MODULE + if (module_name) request_module(module_name); -#endif + /* Setup the i2c board info with the device type and the device address. */ memset(&info, 0, sizeof(info)); @@ -927,11 +789,11 @@ struct v4l2_subdev *v4l2_i2c_new_subdev(struct i2c_adapter *adapter, We need better support from the kernel so that we can easily wait for the load to finish. */ if (client == NULL || client->driver == NULL) - return NULL; + goto error; /* Lock the module so we can safely get the v4l2_subdev pointer */ if (!try_module_get(client->driver->driver.owner)) - return NULL; + goto error; sd = i2c_get_clientdata(client); /* Register with the v4l2_device which increases the module's @@ -940,8 +802,13 @@ struct v4l2_subdev *v4l2_i2c_new_subdev(struct i2c_adapter *adapter, sd = NULL; /* Decrease the module use count to match the first try_module_get. */ module_put(client->driver->driver.owner); - return sd; +error: + /* If we have a client but no subdev, then something went wrong and + we must unregister the client. */ + if (client && sd == NULL) + i2c_unregister_device(client); + return sd; } EXPORT_SYMBOL_GPL(v4l2_i2c_new_subdev); @@ -958,10 +825,10 @@ struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct i2c_adapter *adapter, struct i2c_board_info info; BUG_ON(!dev); -#ifdef MODULE + if (module_name) request_module(module_name); -#endif + /* Setup the i2c board info with the device type and the device address. */ memset(&info, 0, sizeof(info)); @@ -974,11 +841,11 @@ struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct i2c_adapter *adapter, We need better support from the kernel so that we can easily wait for the load to finish. */ if (client == NULL || client->driver == NULL) - return NULL; + goto error; /* Lock the module so we can safely get the v4l2_subdev pointer */ if (!try_module_get(client->driver->driver.owner)) - return NULL; + goto error; sd = i2c_get_clientdata(client); /* Register with the v4l2_device which increases the module's @@ -987,10 +854,36 @@ struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct i2c_adapter *adapter, sd = NULL; /* Decrease the module use count to match the first try_module_get. */ module_put(client->driver->driver.owner); + +error: + /* If we have a client but no subdev, then something went wrong and + we must unregister the client. */ + if (client && sd == NULL) + i2c_unregister_device(client); return sd; } EXPORT_SYMBOL_GPL(v4l2_i2c_new_probed_subdev); +struct v4l2_subdev *v4l2_i2c_new_probed_subdev_addr(struct v4l2_device *v4l2_dev, + struct i2c_adapter *adapter, + const char *module_name, const char *client_type, u8 addr) +{ + unsigned short addrs[2] = { addr, I2C_CLIENT_END }; + + return v4l2_i2c_new_probed_subdev(v4l2_dev, adapter, + module_name, client_type, addrs); +} +EXPORT_SYMBOL_GPL(v4l2_i2c_new_probed_subdev_addr); + +/* Return i2c client address of v4l2_subdev. */ +unsigned short v4l2_i2c_subdev_addr(struct v4l2_subdev *sd) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + + return client ? client->addr : I2C_CLIENT_END; +} +EXPORT_SYMBOL_GPL(v4l2_i2c_subdev_addr); + /* Return a list of I2C tuner addresses to probe. Use only if the tuner addresses are unknown. */ const unsigned short *v4l2_i2c_tuner_addrs(enum v4l2_i2c_tuner_type type)