diff options
author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2009-04-02 23:22:11 +0100 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-04-02 23:22:11 +0100 |
commit | cd02938a828f4b2098a074afb7454f106f2e8df5 (patch) | |
tree | 7b543fd6aa82a62dc3a9614c26f89daca83e77d5 /drivers/media/video/v4l2-common.c | |
parent | 9d681f3a1b27fdfc17ea251cf8d5f627dab34670 (diff) | |
parent | 172ef275444efa12d834fb9d1b1acdac92db47f7 (diff) |
Merge branch 'smsc911x-armplatforms' of git://github.com/steveglen/linux-2.6
Diffstat (limited to 'drivers/media/video/v4l2-common.c')
-rw-r--r-- | drivers/media/video/v4l2-common.c | 265 |
1 files changed, 104 insertions, 161 deletions
diff --git a/drivers/media/video/v4l2-common.c b/drivers/media/video/v4l2-common.c index b8f2be8d5c0e..1da8cb836cb6 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; @@ -547,161 +566,29 @@ 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; qctrl->step = step; qctrl->default_value = def; qctrl->reserved[0] = qctrl->reserved[1] = 0; - snprintf(qctrl->name, sizeof(qctrl->name), name); + strlcpy(qctrl->name, name, sizeof(qctrl->name)); return 0; } 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 @@ -720,7 +607,7 @@ int v4l2_ctrl_query_menu(struct v4l2_querymenu *qmenu, struct v4l2_queryctrl *qc for (i = 0; i < qmenu->index && menu_items[i]; i++) ; if (menu_items[i] == NULL || menu_items[i][0] == '\0') return -EINVAL; - snprintf(qmenu->name, sizeof(qmenu->name), menu_items[qmenu->index]); + strlcpy(qmenu->name, menu_items[qmenu->index], sizeof(qmenu->name)); return 0; } EXPORT_SYMBOL(v4l2_ctrl_query_menu); @@ -737,8 +624,8 @@ int v4l2_ctrl_query_menu_valid_items(struct v4l2_querymenu *qmenu, const u32 *id return -EINVAL; while (*ids != V4L2_CTRL_MENU_IDS_END) { if (*ids++ == qmenu->index) { - snprintf(qmenu->name, sizeof(qmenu->name), - menu_items[qmenu->index]); + strlcpy(qmenu->name, menu_items[qmenu->index], + sizeof(qmenu->name)); return 0; } } @@ -749,7 +636,7 @@ EXPORT_SYMBOL(v4l2_ctrl_query_menu_valid_items); /* ctrl_classes points to an array of u32 pointers, the last element is a NULL pointer. Each u32 array is a 0-terminated array of control IDs. Each array must be sorted low to high and belong to the same control - class. The array of u32 pointer must also be sorted, from low class IDs + class. The array of u32 pointers must also be sorted, from low class IDs to high class IDs. This function returns the first ID that follows after the given ID. @@ -910,10 +797,10 @@ 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 +814,11 @@ 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 +827,13 @@ 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 +850,10 @@ 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 +866,11 @@ 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 @@ -987,8 +879,59 @@ 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); +/* 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) +{ + static const unsigned short radio_addrs[] = { +#if defined(CONFIG_MEDIA_TUNER_TEA5761) || defined(CONFIG_MEDIA_TUNER_TEA5761_MODULE) + 0x10, +#endif + 0x60, + I2C_CLIENT_END + }; + static const unsigned short demod_addrs[] = { + 0x42, 0x43, 0x4a, 0x4b, + I2C_CLIENT_END + }; + static const unsigned short tv_addrs[] = { + 0x42, 0x43, 0x4a, 0x4b, /* tda8290 */ + 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, + 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, + I2C_CLIENT_END + }; + + switch (type) { + case ADDRS_RADIO: + return radio_addrs; + case ADDRS_DEMOD: + return demod_addrs; + case ADDRS_TV: + return tv_addrs; + case ADDRS_TV_WITH_DEMOD: + return tv_addrs + 4; + } + return NULL; +} +EXPORT_SYMBOL_GPL(v4l2_i2c_tuner_addrs); + #endif |