diff options
Diffstat (limited to 'linux/drivers/media/video/saa7134')
| -rw-r--r-- | linux/drivers/media/video/saa7134/Kconfig | 2 | ||||
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa6752hs.c | 444 | ||||
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134-cards.c | 3 | ||||
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134-core.c | 72 | ||||
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134-empress.c | 115 | ||||
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134-i2c.c | 10 | ||||
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134-input.c | 144 | ||||
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134-ts.c | 56 | ||||
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134-video.c | 148 | ||||
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134.h | 17 |
10 files changed, 685 insertions, 326 deletions
diff --git a/linux/drivers/media/video/saa7134/Kconfig b/linux/drivers/media/video/saa7134/Kconfig index 83f076abc..7021bbf58 100644 --- a/linux/drivers/media/video/saa7134/Kconfig +++ b/linux/drivers/media/video/saa7134/Kconfig @@ -27,9 +27,7 @@ config VIDEO_SAA7134_ALSA config VIDEO_SAA7134_DVB tristate "DVB/ATSC Support for saa7134 based TV cards" depends on VIDEO_SAA7134 && DVB_CORE - depends on HOTPLUG # due to FW_LOADER select VIDEOBUF_DVB - select FW_LOADER select DVB_PLL if !DVB_FE_CUSTOMISE select DVB_MT352 if !DVB_FE_CUSTOMISE select DVB_TDA1004X if !DVB_FE_CUSTOMISE diff --git a/linux/drivers/media/video/saa7134/saa6752hs.c b/linux/drivers/media/video/saa7134/saa6752hs.c index c5c19a2e3..8ccca4d56 100644 --- a/linux/drivers/media/video/saa7134/saa6752hs.c +++ b/linux/drivers/media/video/saa7134/saa6752hs.c @@ -1,3 +1,27 @@ + /* + saa6752hs - i2c-driver for the saa6752hs by Philips + + Copyright (C) 2004 Andrew de Quincey + + AC-3 support: + + Copyright (C) 2008 Hans Verkuil <hverkuil@xs4all.nl> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License vs published by + the Free Software Foundation; either version 2 of the License, or + (at your option) 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., 675 Mvss Ave, Cambridge, MA 02139, USA. + */ + #include <linux/module.h> #include <linux/kernel.h> #include <linux/string.h> @@ -11,6 +35,8 @@ #include "compat.h" #include <linux/videodev2.h> #include <media/v4l2-common.h> +#include <media/v4l2-chip-ident.h> +#include <media/v4l2-i2c-drv-legacy.h> #include <linux/init.h> #include <linux/crc32.h> @@ -28,9 +54,6 @@ MODULE_DESCRIPTION("device driver for saa6752hs MPEG2 encoder"); MODULE_AUTHOR("Andrew de Quincey"); MODULE_LICENSE("GPL"); -static struct i2c_driver driver; -static struct i2c_client client_template; - enum saa6752hs_videoformat { SAA6752HS_VF_D1 = 0, /* standard D1 video format: 720x576 */ SAA6752HS_VF_2_3_D1 = 1,/* 2/3D1 video format: 480x576 */ @@ -47,7 +70,9 @@ struct saa6752hs_mpeg_params { __u16 ts_pid_pcr; /* audio */ - enum v4l2_mpeg_audio_l2_bitrate au_l2_bitrate; + enum v4l2_mpeg_audio_encoding au_encoding; + enum v4l2_mpeg_audio_l2_bitrate au_l2_bitrate; + enum v4l2_mpeg_audio_ac3_bitrate au_ac3_bitrate; /* video */ enum v4l2_mpeg_video_aspect vi_aspect; @@ -71,7 +96,9 @@ static const struct v4l2_format v4l2_format_table[] = }; struct saa6752hs_state { - struct i2c_client client; + int chip; + u32 revision; + int has_ac3; struct saa6752hs_mpeg_params params; enum saa6752hs_videoformat video_format; v4l2_std_id standard; @@ -146,6 +173,39 @@ static u8 PMT[] = { 0x00, 0x00, 0x00, 0x00 /* CRC32 */ }; +static u8 PMT_AC3[] = { + 0xc2, /* i2c register */ + 0x01, /* table number for encoder(1) */ + 0x47, /* sync */ + + 0x40, /* transport_error_indicator(0), payload_unit_start(1), transport_priority(0) */ + 0x10, /* PMT PID (0x0010) */ + 0x10, /* transport_scrambling_control(00), adaptation_field_control(01), continuity_counter(0) */ + + 0x00, /* PSI pointer to start of table */ + + 0x02, /* TID (2) */ + 0xb0, 0x1a, /* section_syntax_indicator(1), section_length(26) */ + + 0x00, 0x01, /* program_number(1) */ + + 0xc1, /* version_number(0), current_next_indicator(1) */ + + 0x00, 0x00, /* section_number(0), last_section_number(0) */ + + 0xe1, 0x04, /* PCR_PID (0x0104) */ + + 0xf0, 0x00, /* program_info_length(0) */ + + 0x02, 0xe1, 0x00, 0xf0, 0x00, /* video stream type(2), pid */ + 0x06, 0xe1, 0x03, 0xf0, 0x03, /* audio stream type(6), pid */ + 0x6a, /* AC3 */ + 0x01, /* Descriptor_length(1) */ + 0x00, /* component_type_flag(0), bsid_flag(0), mainid_flag(0), asvc_flag(0), reserved flags(0) */ + + 0xED, 0xDE, 0x2D, 0xF3 /* CRC32 BE */ +}; + static struct saa6752hs_mpeg_params param_defaults = { .ts_pid_pmt = 16, @@ -158,12 +218,14 @@ static struct saa6752hs_mpeg_params param_defaults = .vi_bitrate_peak = 6000, .vi_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR, + .au_encoding = V4L2_MPEG_AUDIO_ENCODING_LAYER_2, .au_l2_bitrate = V4L2_MPEG_AUDIO_L2_BITRATE_256K, + .au_ac3_bitrate = V4L2_MPEG_AUDIO_AC3_BITRATE_256K, }; /* ---------------------------------------------------------------------- */ -static int saa6752hs_chip_command(struct i2c_client* client, +static int saa6752hs_chip_command(struct i2c_client *client, enum saa6752hs_command command) { unsigned char buf[3]; @@ -230,45 +292,61 @@ static int saa6752hs_chip_command(struct i2c_client* client, } -static int saa6752hs_set_bitrate(struct i2c_client* client, - struct saa6752hs_mpeg_params* params) +static inline void set_reg8(struct i2c_client *client, uint8_t reg, uint8_t val) +{ + u8 buf[2]; + + buf[0] = reg; + buf[1] = val; + i2c_master_send(client, buf, 2); +} + +static inline void set_reg16(struct i2c_client *client, uint8_t reg, uint16_t val) { u8 buf[3]; + + buf[0] = reg; + buf[1] = val >> 8; + buf[2] = val & 0xff; + i2c_master_send(client, buf, 3); +} + +static int saa6752hs_set_bitrate(struct i2c_client *client, + struct saa6752hs_state *h) +{ + struct saa6752hs_mpeg_params *params = &h->params; int tot_bitrate; + int is_384k; /* set the bitrate mode */ - buf[0] = 0x71; - buf[1] = (params->vi_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) ? 0 : 1; - i2c_master_send(client, buf, 2); + set_reg8(client, 0x71, + params->vi_bitrate_mode != V4L2_MPEG_VIDEO_BITRATE_MODE_VBR); /* set the video bitrate */ if (params->vi_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) { /* set the target bitrate */ - buf[0] = 0x80; - buf[1] = params->vi_bitrate >> 8; - buf[2] = params->vi_bitrate & 0xff; - i2c_master_send(client, buf, 3); + set_reg16(client, 0x80, params->vi_bitrate); /* set the max bitrate */ - buf[0] = 0x81; - buf[1] = params->vi_bitrate_peak >> 8; - buf[2] = params->vi_bitrate_peak & 0xff; - i2c_master_send(client, buf, 3); + set_reg16(client, 0x81, params->vi_bitrate_peak); tot_bitrate = params->vi_bitrate_peak; } else { /* set the target bitrate (no max bitrate for CBR) */ - buf[0] = 0x81; - buf[1] = params->vi_bitrate >> 8; - buf[2] = params->vi_bitrate & 0xff; - i2c_master_send(client, buf, 3); + set_reg16(client, 0x81, params->vi_bitrate); tot_bitrate = params->vi_bitrate; } + /* set the audio encoding */ + set_reg8(client, 0x93, + params->au_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3); + /* set the audio bitrate */ - buf[0] = 0x94; - buf[1] = (V4L2_MPEG_AUDIO_L2_BITRATE_256K == params->au_l2_bitrate) ? 0 : 1; - i2c_master_send(client, buf, 2); - tot_bitrate += (V4L2_MPEG_AUDIO_L2_BITRATE_256K == params->au_l2_bitrate) ? 256 : 384; + if (params->au_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3) + is_384k = V4L2_MPEG_AUDIO_AC3_BITRATE_384K == params->au_ac3_bitrate; + else + is_384k = V4L2_MPEG_AUDIO_L2_BITRATE_384K == params->au_l2_bitrate; + set_reg8(client, 0x94, is_384k); + tot_bitrate += is_384k ? 384 : 256; /* Note: the total max bitrate is determined by adding the video and audio bitrates together and also adding an extra 768kbit/s to stay on the @@ -279,16 +357,12 @@ static int saa6752hs_set_bitrate(struct i2c_client* client, tot_bitrate = MPEG_TOTAL_TARGET_BITRATE_MAX; /* set the total bitrate */ - buf[0] = 0xb1; - buf[1] = tot_bitrate >> 8; - buf[2] = tot_bitrate & 0xff; - i2c_master_send(client, buf, 3); - + set_reg16(client, 0xb1, tot_bitrate); return 0; } -static void saa6752hs_set_subsampling(struct i2c_client* client, - struct v4l2_format* f) +static void saa6752hs_set_subsampling(struct i2c_client *client, + struct v4l2_format *f) { struct saa6752hs_state *h = i2c_get_clientdata(client); int dist_352, dist_480, dist_720; @@ -333,7 +407,7 @@ static void saa6752hs_set_subsampling(struct i2c_client* client, } -static int handle_ctrl(struct saa6752hs_mpeg_params *params, +static int handle_ctrl(int has_ac3, struct saa6752hs_mpeg_params *params, struct v4l2_ext_control *ctrl, unsigned int cmd) { int old = 0, new; @@ -380,8 +454,9 @@ static int handle_ctrl(struct saa6752hs_mpeg_params *params, params->ts_pid_pcr = new; break; case V4L2_CID_MPEG_AUDIO_ENCODING: - old = V4L2_MPEG_AUDIO_ENCODING_LAYER_2; - if (set && new != old) + old = params->au_encoding; + if (set && new != V4L2_MPEG_AUDIO_ENCODING_LAYER_2 && + (!has_ac3 || new != V4L2_MPEG_AUDIO_ENCODING_AC3)) return -ERANGE; new = old; break; @@ -396,6 +471,19 @@ static int handle_ctrl(struct saa6752hs_mpeg_params *params, new = V4L2_MPEG_AUDIO_L2_BITRATE_384K; params->au_l2_bitrate = new; break; + case V4L2_CID_MPEG_AUDIO_AC3_BITRATE: + if (!has_ac3) + return -EINVAL; + old = params->au_ac3_bitrate; + if (set && new != V4L2_MPEG_AUDIO_AC3_BITRATE_256K && + new != V4L2_MPEG_AUDIO_AC3_BITRATE_384K) + return -ERANGE; + if (new <= V4L2_MPEG_AUDIO_AC3_BITRATE_256K) + new = V4L2_MPEG_AUDIO_AC3_BITRATE_256K; + else + new = V4L2_MPEG_AUDIO_AC3_BITRATE_384K; + params->au_ac3_bitrate = new; + break; case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: old = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000; if (set && new != old) @@ -449,17 +537,19 @@ static int handle_ctrl(struct saa6752hs_mpeg_params *params, return 0; } -static int saa6752hs_qctrl(struct saa6752hs_mpeg_params *params, +static int saa6752hs_qctrl(struct saa6752hs_state *h, struct v4l2_queryctrl *qctrl) { + struct saa6752hs_mpeg_params *params = &h->params; int err; switch (qctrl->id) { case V4L2_CID_MPEG_AUDIO_ENCODING: return v4l2_ctrl_query_fill(qctrl, V4L2_MPEG_AUDIO_ENCODING_LAYER_2, - V4L2_MPEG_AUDIO_ENCODING_LAYER_2, 1, - V4L2_MPEG_AUDIO_ENCODING_LAYER_2); + h->has_ac3 ? V4L2_MPEG_AUDIO_ENCODING_AC3 : + V4L2_MPEG_AUDIO_ENCODING_LAYER_2, + 1, V4L2_MPEG_AUDIO_ENCODING_LAYER_2); case V4L2_CID_MPEG_AUDIO_L2_BITRATE: return v4l2_ctrl_query_fill(qctrl, @@ -467,6 +557,14 @@ static int saa6752hs_qctrl(struct saa6752hs_mpeg_params *params, V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1, V4L2_MPEG_AUDIO_L2_BITRATE_256K); + case V4L2_CID_MPEG_AUDIO_AC3_BITRATE: + if (!h->has_ac3) + return -EINVAL; + return v4l2_ctrl_query_fill(qctrl, + V4L2_MPEG_AUDIO_AC3_BITRATE_256K, + V4L2_MPEG_AUDIO_AC3_BITRATE_384K, 1, + V4L2_MPEG_AUDIO_AC3_BITRATE_256K); + case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: return v4l2_ctrl_query_fill(qctrl, V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000, @@ -513,44 +611,57 @@ static int saa6752hs_qctrl(struct saa6752hs_mpeg_params *params, return -EINVAL; } -static int saa6752hs_qmenu(struct saa6752hs_mpeg_params *params, +static int saa6752hs_qmenu(struct saa6752hs_state *h, struct v4l2_querymenu *qmenu) { - static const char *mpeg_audio_l2_bitrate[] = { - "", - "", - "", - "", - "", - "", - "", - "", - "", - "", - "", - "256 kbps", - "", - "384 kbps", - NULL + static const u32 mpeg_audio_encoding[] = { + V4L2_MPEG_AUDIO_ENCODING_LAYER_2, + V4L2_CTRL_MENU_IDS_END + }; + static const u32 mpeg_audio_ac3_encoding[] = { + V4L2_MPEG_AUDIO_ENCODING_LAYER_2, + V4L2_MPEG_AUDIO_ENCODING_AC3, + V4L2_CTRL_MENU_IDS_END + }; + static u32 mpeg_audio_l2_bitrate[] = { + V4L2_MPEG_AUDIO_L2_BITRATE_256K, + V4L2_MPEG_AUDIO_L2_BITRATE_384K, + V4L2_CTRL_MENU_IDS_END + }; + static u32 mpeg_audio_ac3_bitrate[] = { + V4L2_MPEG_AUDIO_AC3_BITRATE_256K, + V4L2_MPEG_AUDIO_AC3_BITRATE_384K, + V4L2_CTRL_MENU_IDS_END }; struct v4l2_queryctrl qctrl; int err; qctrl.id = qmenu->id; - err = saa6752hs_qctrl(params, &qctrl); + err = saa6752hs_qctrl(h, &qctrl); if (err) return err; - if (qmenu->id == V4L2_CID_MPEG_AUDIO_L2_BITRATE) - return v4l2_ctrl_query_menu(qmenu, &qctrl, + switch (qmenu->id) { + case V4L2_CID_MPEG_AUDIO_L2_BITRATE: + return v4l2_ctrl_query_menu_valid_items(qmenu, mpeg_audio_l2_bitrate); - return v4l2_ctrl_query_menu(qmenu, &qctrl, - v4l2_ctrl_get_menu(qmenu->id)); + case V4L2_CID_MPEG_AUDIO_AC3_BITRATE: + if (!h->has_ac3) + return -EINVAL; + return v4l2_ctrl_query_menu_valid_items(qmenu, + mpeg_audio_ac3_bitrate); + case V4L2_CID_MPEG_AUDIO_ENCODING: + return v4l2_ctrl_query_menu_valid_items(qmenu, + h->has_ac3 ? mpeg_audio_ac3_encoding : + mpeg_audio_encoding); + } + return v4l2_ctrl_query_menu(qmenu, &qctrl, NULL); } -static int saa6752hs_init(struct i2c_client* client) +static int saa6752hs_init(struct i2c_client *client, u32 leading_null_bytes) { unsigned char buf[9], buf2[4]; struct saa6752hs_state *h; + unsigned size; u32 crc; unsigned char localPAT[256]; unsigned char localPMT[256]; @@ -558,45 +669,31 @@ static int saa6752hs_init(struct i2c_client* client) h = i2c_get_clientdata(client); /* Set video format - must be done first as it resets other settings */ - buf[0] = 0x41; - buf[1] = h->video_format; - i2c_master_send(client, buf, 2); + set_reg8(client, 0x41, h->video_format); /* Set number of lines in input signal */ - buf[0] = 0x40; - buf[1] = 0x00; - if (h->standard & V4L2_STD_525_60) - buf[1] = 0x01; - i2c_master_send(client, buf, 2); + set_reg8(client, 0x40, (h->standard & V4L2_STD_525_60) ? 1 : 0); /* set bitrate */ - saa6752hs_set_bitrate(client, &h->params); + saa6752hs_set_bitrate(client, h); /* Set GOP structure {3, 13} */ - buf[0] = 0x72; - buf[1] = 0x03; - buf[2] = 0x0D; - i2c_master_send(client,buf,3); + set_reg16(client, 0x72, 0x030d); /* Set minimum Q-scale {4} */ - buf[0] = 0x82; - buf[1] = 0x04; - i2c_master_send(client,buf,2); + set_reg8(client, 0x82, 0x04); /* Set maximum Q-scale {12} */ - buf[0] = 0x83; - buf[1] = 0x0C; - i2c_master_send(client,buf,2); + set_reg8(client, 0x83, 0x0c); /* Set Output Protocol */ - buf[0] = 0xD0; - buf[1] = 0x81; - i2c_master_send(client,buf,2); + set_reg8(client, 0xd0, 0x81); /* Set video output stream format {TS} */ - buf[0] = 0xB0; - buf[1] = 0x05; - i2c_master_send(client,buf,2); + set_reg8(client, 0xb0, 0x05); + + /* Set leading null byte for TS */ + set_reg16(client, 0xf6, leading_null_bytes); /* compute PAT */ memcpy(localPAT, PAT, sizeof(PAT)); @@ -609,7 +706,13 @@ static int saa6752hs_init(struct i2c_client* client) localPAT[sizeof(PAT) - 1] = crc & 0xFF; /* compute PMT */ - memcpy(localPMT, PMT, sizeof(PMT)); + if (h->params.au_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3) { + size = sizeof(PMT_AC3); + memcpy(localPMT, PMT_AC3, size); + } else { + size = sizeof(PMT); + memcpy(localPMT, PMT, size); + } localPMT[3] = 0x40 | ((h->params.ts_pid_pmt >> 8) & 0x0f); localPMT[4] = h->params.ts_pid_pmt & 0xff; localPMT[15] = 0xE0 | ((h->params.ts_pid_pcr >> 8) & 0x0F); @@ -618,40 +721,28 @@ static int saa6752hs_init(struct i2c_client* client) localPMT[21] = h->params.ts_pid_video & 0xFF; localPMT[25] = 0xE0 | ((h->params.ts_pid_audio >> 8) & 0x0F); localPMT[26] = h->params.ts_pid_audio & 0xFF; - crc = crc32_be(~0, &localPMT[7], sizeof(PMT) - 7 - 4); - localPMT[sizeof(PMT) - 4] = (crc >> 24) & 0xFF; - localPMT[sizeof(PMT) - 3] = (crc >> 16) & 0xFF; - localPMT[sizeof(PMT) - 2] = (crc >> 8) & 0xFF; - localPMT[sizeof(PMT) - 1] = crc & 0xFF; + crc = crc32_be(~0, &localPMT[7], size - 7 - 4); + localPMT[size - 4] = (crc >> 24) & 0xFF; + localPMT[size - 3] = (crc >> 16) & 0xFF; + localPMT[size - 2] = (crc >> 8) & 0xFF; + localPMT[size - 1] = crc & 0xFF; /* Set Audio PID */ - buf[0] = 0xC1; - buf[1] = (h->params.ts_pid_audio >> 8) & 0xFF; - buf[2] = h->params.ts_pid_audio & 0xFF; - i2c_master_send(client,buf,3); + set_reg16(client, 0xc1, h->params.ts_pid_audio); /* Set Video PID */ - buf[0] = 0xC0; - buf[1] = (h->params.ts_pid_video >> 8) & 0xFF; - buf[2] = h->params.ts_pid_video & 0xFF; - i2c_master_send(client,buf,3); + set_reg16(client, 0xc0, h->params.ts_pid_video); /* Set PCR PID */ - buf[0] = 0xC4; - buf[1] = (h->params.ts_pid_pcr >> 8) & 0xFF; - buf[2] = h->params.ts_pid_pcr & 0xFF; - i2c_master_send(client,buf,3); + set_reg16(client, 0xc4, h->params.ts_pid_pcr); /* Send SI tables */ - i2c_master_send(client,localPAT,sizeof(PAT)); - i2c_master_send(client,localPMT,sizeof(PMT)); + i2c_master_send(client, localPAT, sizeof(PAT)); + i2c_master_send(client, localPMT, size); /* mute then unmute audio. This removes buzzing artefacts */ - buf[0] = 0xa4; - buf[1] = 1; - i2c_master_send(client, buf, 2); - buf[1] = 0; - i2c_master_send(client, buf, 2); + set_reg8(client, 0xa4, 1); + set_reg8(client, 0xa4, 0); /* start it going */ saa6752hs_chip_command(client, SAA6752HS_COMMAND_START); @@ -689,45 +780,6 @@ static int saa6752hs_init(struct i2c_client* client) return 0; } -static int saa6752hs_attach(struct i2c_adapter *adap, int addr, int kind) -{ - struct saa6752hs_state *h; - - - if (NULL == (h = kzalloc(sizeof(*h), GFP_KERNEL))) - return -ENOMEM; - h->client = client_template; - h->params = param_defaults; - h->client.adapter = adap; - h->client.addr = addr; - - /* Assume 625 input lines */ - h->standard = 0; - - i2c_set_clientdata(&h->client, h); - i2c_attach_client(&h->client); - - v4l_info(&h->client,"saa6752hs: chip found @ 0x%x\n", addr<<1); - return 0; -} - -static int saa6752hs_probe(struct i2c_adapter *adap) -{ - if (adap->class & I2C_CLASS_TV_ANALOG) - return i2c_probe(adap, &addr_data, saa6752hs_attach); - return 0; -} - -static int saa6752hs_detach(struct i2c_client *client) -{ - struct saa6752hs_state *h; - - h = i2c_get_clientdata(client); - i2c_detach_client(client); - kfree(h); - return 0; -} - static int saa6752hs_command(struct i2c_client *client, unsigned int cmd, void *arg) { @@ -738,14 +790,13 @@ saa6752hs_command(struct i2c_client *client, unsigned int cmd, void *arg) int i; switch (cmd) { + case VIDIOC_INT_INIT: + /* apply settings and start encoder */ + saa6752hs_init(client, *(u32 *)arg); + break; case VIDIOC_S_EXT_CTRLS: if (ctrls->ctrl_class != V4L2_CTRL_CLASS_MPEG) return -EINVAL; - if (ctrls->count == 0) { - /* apply settings and start encoder */ - saa6752hs_init(client); - break; - } /* fall through */ case VIDIOC_TRY_EXT_CTRLS: case VIDIOC_G_EXT_CTRLS: @@ -753,7 +804,8 @@ saa6752hs_command(struct i2c_client *client, unsigned int cmd, void *arg) return -EINVAL; params = h->params; for (i = 0; i < ctrls->count; i++) { - if ((err = handle_ctrl(¶ms, ctrls->controls + i, cmd))) { + err = handle_ctrl(h->has_ac3, ¶ms, ctrls->controls + i, cmd); + if (err) { ctrls->error_idx = i; return err; } @@ -761,9 +813,9 @@ saa6752hs_command(struct i2c_client *client, unsigned int cmd, void *arg) h->params = params; break; case VIDIOC_QUERYCTRL: - return saa6752hs_qctrl(&h->params, arg); + return saa6752hs_qctrl(h, arg); case VIDIOC_QUERYMENU: - return saa6752hs_qmenu(&h->params, arg); + return saa6752hs_qmenu(h, arg); case VIDIOC_G_FMT: { struct v4l2_format *f = arg; @@ -786,6 +838,11 @@ saa6752hs_command(struct i2c_client *client, unsigned int cmd, void *arg) case VIDIOC_S_STD: h->standard = *((v4l2_std_id *) arg); break; + + case VIDIOC_G_CHIP_IDENT: + return v4l2_chip_ident_i2c_client(client, + arg, h->chip, h->revision); + default: /* nothing */ break; @@ -794,36 +851,59 @@ saa6752hs_command(struct i2c_client *client, unsigned int cmd, void *arg) return err; } -/* ----------------------------------------------------------------------- */ +static int saa6752hs_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct saa6752hs_state *h = kzalloc(sizeof(*h), GFP_KERNEL); + u8 addr = 0x13; + u8 data[12]; -static struct i2c_driver driver = { - .driver = { - .name = "saa6752hs", - }, - .id = I2C_DRIVERID_SAA6752HS, - .attach_adapter = saa6752hs_probe, - .detach_client = saa6752hs_detach, - .command = saa6752hs_command, -}; + v4l_info(client, "chip found @ 0x%x (%s)\n", + client->addr << 1, client->adapter->name); + if (h == NULL) + return -ENOMEM; -static struct i2c_client client_template = -{ - .name = "saa6752hs", - .driver = &driver, -}; + i2c_master_send(client, &addr, 1); + i2c_master_recv(client, data, sizeof(data)); + h->chip = V4L2_IDENT_SAA6752HS; + h->revision = (data[8] << 8) | data[9]; + h->has_ac3 = 0; + if (h->revision == 0x0206) { + h->chip = V4L2_IDENT_SAA6752HS_AC3; + h->has_ac3 = 1; + v4l_info(client, "support AC-3\n"); + } + h->params = param_defaults; + h->standard = 0; /* Assume 625 input lines */ -static int __init saa6752hs_init_module(void) -{ - return i2c_add_driver(&driver); + i2c_set_clientdata(client, h); + return 0; } -static void __exit saa6752hs_cleanup_module(void) +static int saa6752hs_remove(struct i2c_client *client) { - i2c_del_driver(&driver); + kfree(i2c_get_clientdata(client)); + return 0; } -module_init(saa6752hs_init_module); -module_exit(saa6752hs_cleanup_module); +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26) +static const struct i2c_device_id saa6752hs_id[] = { + { "saa6752hs", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, saa6752hs_id); + +#endif +static struct v4l2_i2c_driver_data v4l2_i2c_data = { + .name = "saa6752hs", + .driverid = I2C_DRIVERID_SAA6752HS, + .command = saa6752hs_command, + .probe = saa6752hs_probe, + .remove = saa6752hs_remove, +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26) + .id_table = saa6752hs_id, +#endif +}; /* * Overrides for Emacs so that we follow Linus's tabbing style. diff --git a/linux/drivers/media/video/saa7134/saa7134-cards.c b/linux/drivers/media/video/saa7134/saa7134-cards.c index 8ec09c97e..dfe4f7169 100644 --- a/linux/drivers/media/video/saa7134/saa7134-cards.c +++ b/linux/drivers/media/video/saa7134/saa7134-cards.c @@ -5956,9 +5956,6 @@ int saa7134_board_init2(struct saa7134_dev *dev) unsigned char buf; int board; - dev->tuner_type = saa7134_boards[dev->board].tuner_type; - dev->tuner_addr = saa7134_boards[dev->board].tuner_addr; - switch (dev->board) { case SAA7134_BOARD_BMK_MPEX_NOTUNER: case SAA7134_BOARD_BMK_MPEX_TUNER: diff --git a/linux/drivers/media/video/saa7134/saa7134-core.c b/linux/drivers/media/video/saa7134/saa7134-core.c index 254a04717..ce8bcc967 100644 --- a/linux/drivers/media/video/saa7134/saa7134-core.c +++ b/linux/drivers/media/video/saa7134/saa7134-core.c @@ -264,7 +264,7 @@ unsigned long saa7134_buffer_base(struct saa7134_buf *buf) int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt) { __le32 *cpu; - dma_addr_t dma_addr; + dma_addr_t dma_addr = 0; cpu = pci_alloc_consistent(pci, SAA7134_PGTABLE_SIZE, &dma_addr); if (NULL == cpu) @@ -408,32 +408,6 @@ void saa7134_buffer_timeout(unsigned long data) spin_unlock_irqrestore(&dev->slock,flags); } -/* resends a current buffer in queue after resume */ - -static int saa7134_buffer_requeue(struct saa7134_dev *dev, - struct saa7134_dmaqueue *q) -{ - struct saa7134_buf *buf, *next; - - assert_spin_locked(&dev->slock); - - buf = q->curr; - next = buf; - dprintk("buffer_requeue\n"); - - if (!buf) - return 0; - - dprintk("buffer_requeue : resending active buffers \n"); - - if (!list_empty(&q->queue)) - next = list_entry(q->queue.next, struct saa7134_buf, - vb.queue); - buf->activate(dev, buf, next); - - return 0; -} - /* ------------------------------------------------------------------ */ int saa7134_set_dmabits(struct saa7134_dev *dev) @@ -491,9 +465,7 @@ int saa7134_set_dmabits(struct saa7134_dev *dev) /* TS capture -- dma 5 */ if (dev->ts_q.curr) { ctrl |= SAA7134_MAIN_CTRL_TE5; - irq |= SAA7134_IRQ1_INTE_RA2_3 | - SAA7134_IRQ1_INTE_RA2_2 | - SAA7134_IRQ1_INTE_RA2_1 | + irq |= SAA7134_IRQ1_INTE_RA2_1 | SAA7134_IRQ1_INTE_RA2_0; } @@ -1006,11 +978,12 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev, dev->board = SAA7134_BOARD_UNKNOWN; } dev->autodetected = card[dev->nr] != dev->board; - dev->tuner_type = saa7134_boards[dev->board].tuner_type; + dev->tuner_type = saa7134_boards[dev->board].tuner_type; + dev->tuner_addr = saa7134_boards[dev->board].tuner_addr; dev->tda9887_conf = saa7134_boards[dev->board].tda9887_conf; if (UNSET != tuner[dev->nr]) dev->tuner_type = tuner[dev->nr]; - printk(KERN_INFO "%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", + printk(KERN_INFO "%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", dev->name,pci_dev->subsystem_vendor, pci_dev->subsystem_device,saa7134_boards[dev->board].name, dev->board, dev->autodetected ? @@ -1068,11 +1041,9 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev, v4l2_prio_init(&dev->prio); /* register v4l devices */ - if (saa7134_no_overlay <= 0) { - saa7134_video_template.type |= VID_TYPE_OVERLAY; - } else { - printk("%s: Overlay support disabled.\n",dev->name); - } + if (saa7134_no_overlay > 0) + printk(KERN_INFO "%s: Overlay support disabled.\n", dev->name); + dev->video_dev = vdev_init(dev,&saa7134_video_template,"video"); err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER, video_nr[dev->nr]); @@ -1085,7 +1056,6 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev, dev->name,dev->video_dev->minor & 0x1f); dev->vbi_dev = vdev_init(dev, &saa7134_video_template, "vbi"); - dev->vbi_dev->type = VID_TYPE_TUNER | VID_TYPE_TELETEXT; err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI, vbi_nr[dev->nr]); @@ -1205,6 +1175,32 @@ static void __devexit saa7134_finidev(struct pci_dev *pci_dev) } #ifdef CONFIG_PM + +/* resends a current buffer in queue after resume */ +static int saa7134_buffer_requeue(struct saa7134_dev *dev, + struct saa7134_dmaqueue *q) +{ + struct saa7134_buf *buf, *next; + + assert_spin_locked(&dev->slock); + + buf = q->curr; + next = buf; + dprintk("buffer_requeue\n"); + + if (!buf) + return 0; + + dprintk("buffer_requeue : resending active buffers \n"); + + if (!list_empty(&q->queue)) + next = list_entry(q->queue.next, struct saa7134_buf, + vb.queue); + buf->activate(dev, buf, next); + + return 0; +} + static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state) { diff --git a/linux/drivers/media/video/saa7134/saa7134-empress.c b/linux/drivers/media/video/saa7134/saa7134-empress.c index dc3c2a6cb..9ebe166cc 100644 --- a/linux/drivers/media/video/saa7134/saa7134-empress.c +++ b/linux/drivers/media/video/saa7134/saa7134-empress.c @@ -29,6 +29,7 @@ #include <media/saa6752hs.h> #include <media/v4l2-common.h> +#include <media/v4l2-chip-ident.h> /* ------------------------------------------------------------------ */ @@ -63,10 +64,19 @@ static void ts_reset_encoder(struct saa7134_dev* dev) static int ts_init_encoder(struct saa7134_dev* dev) { - struct v4l2_ext_controls ctrls = { V4L2_CTRL_CLASS_MPEG, 0 }; + u32 leading_null_bytes = 0; + /* If more cards start to need this, then this + should probably be added to the card definitions. */ + switch (dev->board) { + case SAA7134_BOARD_BEHOLD_M6: + case SAA7134_BOARD_BEHOLD_M63: + case SAA7134_BOARD_BEHOLD_M6_EXTRA: + leading_null_bytes = 1; + break; + } ts_reset_encoder(dev); - saa7134_i2c_call_clients(dev, VIDIOC_S_EXT_CTRLS, &ctrls); + saa7134_i2c_call_clients(dev, VIDIOC_INT_INIT, &leading_null_bytes); dev->empress_started = 1; return 0; } @@ -79,9 +89,11 @@ static int ts_open(struct inode *inode, struct file *file) struct saa7134_dev *dev; int err; + lock_kernel(); list_for_each_entry(dev, &saa7134_devlist, devlist) if (dev->empress_dev && dev->empress_dev->minor == minor) goto found; + unlock_kernel(); return -ENODEV; found: @@ -89,20 +101,21 @@ static int ts_open(struct inode *inode, struct file *file) err = -EBUSY; if (!mutex_trylock(&dev->empress_tsq.vb_lock)) goto done; - if (dev->empress_users) + if (atomic_read(&dev->empress_users)) goto done_up; /* Unmute audio */ saa_writeb(SAA7134_AUDIO_MUTE_CTRL, saa_readb(SAA7134_AUDIO_MUTE_CTRL) & ~(1 << 6)); - dev->empress_users++; + atomic_inc(&dev->empress_users); file->private_data = dev; err = 0; done_up: mutex_unlock(&dev->empress_tsq.vb_lock); done: + unlock_kernel(); return err; } @@ -110,8 +123,6 @@ static int ts_release(struct inode *inode, struct file *file) { struct saa7134_dev *dev = file->private_data; - mutex_lock(&dev->empress_tsq.vb_lock); - videobuf_stop(&dev->empress_tsq); videobuf_mmap_free(&dev->empress_tsq); @@ -122,9 +133,7 @@ static int ts_release(struct inode *inode, struct file *file) saa_writeb(SAA7134_AUDIO_MUTE_CTRL, saa_readb(SAA7134_AUDIO_MUTE_CTRL) | (1 << 6)); - dev->empress_users--; - - mutex_unlock(&dev->empress_tsq.vb_lock); + atomic_dec(&dev->empress_users); return 0; } @@ -294,15 +303,6 @@ static int empress_streamoff(struct file *file, void *priv, return videobuf_streamoff(&dev->empress_tsq); } -static int saa7134_i2c_call_saa6752(struct saa7134_dev *dev, - unsigned int cmd, void *arg) -{ - if (dev->mpeg_i2c_client == NULL) - return -EINVAL; - return dev->mpeg_i2c_client->driver->command(dev->mpeg_i2c_client, - cmd, arg); -} - static int empress_s_ext_ctrls(struct file *file, void *priv, struct v4l2_ext_controls *ctrls) { @@ -333,6 +333,22 @@ static int empress_g_ext_ctrls(struct file *file, void *priv, return saa7134_i2c_call_saa6752(dev, VIDIOC_G_EXT_CTRLS, ctrls); } +static int empress_g_ctrl(struct file *file, void *priv, + struct v4l2_control *c) +{ + struct saa7134_dev *dev = file->private_data; + + return saa7134_g_ctrl_internal(dev, NULL, c); +} + +static int empress_s_ctrl(struct file *file, void *priv, + struct v4l2_control *c) +{ + struct saa7134_dev *dev = file->private_data; + + return saa7134_s_ctrl_internal(dev, NULL, c); +} + static int empress_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c) { @@ -388,6 +404,39 @@ static int empress_querymenu(struct file *file, void *priv, return saa7134_i2c_call_saa6752(dev, VIDIOC_QUERYMENU, c); } +static int empress_g_chip_ident(struct file *file, void *fh, + struct v4l2_chip_ident *chip) +{ + struct saa7134_dev *dev = file->private_data; + + chip->ident = V4L2_IDENT_NONE; + chip->revision = 0; + if (dev->mpeg_i2c_client == NULL) + return -EINVAL; + if (chip->match_type == V4L2_CHIP_MATCH_I2C_DRIVER && + chip->match_chip == I2C_DRIVERID_SAA6752HS) + return saa7134_i2c_call_saa6752(dev, VIDIOC_G_CHIP_IDENT, chip); + if (chip->match_type == V4L2_CHIP_MATCH_I2C_ADDR && + chip->match_chip == dev->mpeg_i2c_client->addr) + return saa7134_i2c_call_saa6752(dev, VIDIOC_G_CHIP_IDENT, chip); + return -EINVAL; +} + +static int empress_s_std(struct file *file, void *priv, v4l2_std_id *id) +{ + struct saa7134_dev *dev = file->private_data; + + return saa7134_s_std_internal(dev, NULL, id); +} + +static int empress_g_std(struct file *file, void *priv, v4l2_std_id *id) +{ + struct saa7134_dev *dev = file->private_data; + + *id = dev->tvnorm->id; + return 0; +} + static const struct file_operations ts_fops = { .owner = THIS_MODULE, @@ -400,16 +449,7 @@ static const struct file_operations ts_fops = .llseek = no_llseek, }; -/* ----------------------------------------------------------- */ - -static struct video_device saa7134_empress_template = -{ - .name = "saa7134-empress", - .type = 0 /* FIXME */, - .type2 = 0 /* FIXME */, - .fops = &ts_fops, - .minor = -1, - +static const struct v4l2_ioctl_ops ts_ioctl_ops = { .vidioc_querycap = empress_querycap, .vidioc_enum_fmt_vid_cap = empress_enum_fmt_vid_cap, .vidioc_s_fmt_vid_cap = empress_s_fmt_vid_cap, @@ -425,11 +465,22 @@ static struct video_device saa7134_empress_template = .vidioc_enum_input = empress_enum_input, .vidioc_g_input = empress_g_input, .vidioc_s_input = empress_s_input, - .vidioc_queryctrl = empress_queryctrl, .vidioc_querymenu = empress_querymenu, - .vidioc_g_ctrl = saa7134_g_ctrl, - .vidioc_s_ctrl = saa7134_s_ctrl, + .vidioc_g_ctrl = empress_g_ctrl, + .vidioc_s_ctrl = empress_s_ctrl, + .vidioc_g_chip_ident = empress_g_chip_ident, + .vidioc_s_std = empress_s_std, + .vidioc_g_std = empress_g_std, +}; + +/* ----------------------------------------------------------- */ + +static struct video_device saa7134_empress_template = { + .name = "saa7134-empress", + .fops = &ts_fops, + .minor = -1, + .ioctl_ops = &ts_ioctl_ops, .tvnorms = SAA7134_NORMS, .current_norm = V4L2_STD_PAL, @@ -453,7 +504,7 @@ static void empress_signal_update(struct work_struct *work) ts_reset_encoder(dev); } else { dprintk("video signal acquired\n"); - if (dev->empress_users) + if (atomic_read(&dev->empress_users)) ts_init_encoder(dev); } } diff --git a/linux/drivers/media/video/saa7134/saa7134-i2c.c b/linux/drivers/media/video/saa7134/saa7134-i2c.c index bdec276e0..2ca03df8c 100644 --- a/linux/drivers/media/video/saa7134/saa7134-i2c.c +++ b/linux/drivers/media/video/saa7134/saa7134-i2c.c @@ -432,6 +432,16 @@ void saa7134_i2c_call_clients(struct saa7134_dev *dev, i2c_clients_command(&dev->i2c_adap, cmd, arg); } +int saa7134_i2c_call_saa6752(struct saa7134_dev *dev, + unsigned int cmd, void *arg) +{ + if (dev->mpeg_i2c_client == NULL) + return -EINVAL; + return dev->mpeg_i2c_client->driver->command(dev->mpeg_i2c_client, + cmd, arg); +} +EXPORT_SYMBOL_GPL(saa7134_i2c_call_saa6752); + int saa7134_i2c_register(struct saa7134_dev *dev) { dev->i2c_adap = saa7134_adap_template; diff --git a/linux/drivers/media/video/saa7134/saa7134-input.c b/linux/drivers/media/video/saa7134/saa7134-input.c index f26fd7061..a9f6df2dd 100644 --- a/linux/drivers/media/video/saa7134/saa7134-input.c +++ b/linux/drivers/media/video/saa7134/saa7134-input.c @@ -62,8 +62,11 @@ MODULE_PARM_DESC(disable_other_ir, "disable full codes of " #define i2cdprintk(fmt, arg...) if (ir_debug) \ printk(KERN_DEBUG "%s/ir: " fmt, ir->c.name , ## arg) -/** rc5 functions */ +/* Helper functions for RC5 and NEC decoding at GPIO16 or GPIO18 */ static int saa7134_rc5_irq(struct saa7134_dev *dev); +static int saa7134_nec_irq(struct saa7134_dev *dev); +static void nec_task(unsigned long data); +static void saa7134_nec_timer(unsigned long data); /* -------------------- GPIO generic keycode builder -------------------- */ @@ -280,7 +283,9 @@ void saa7134_input_irq(struct saa7134_dev *dev) { struct card_ir *ir = dev->remote; - if (!ir->polling && !ir->rc5_gpio) { + if (ir->nec_gpio) { + saa7134_nec_irq(dev); + } else if (!ir->polling && !ir->rc5_gpio) { build_key(dev); } else if (ir->rc5_gpio) { saa7134_rc5_irq(dev); @@ -316,6 +321,10 @@ void saa7134_ir_start(struct saa7134_dev *dev, struct card_ir *ir) ir->addr = 0x17; ir->rc5_key_timeout = ir_rc5_key_timeout; ir->rc5_remote_gap = ir_rc5_remote_gap; + } else if (ir->nec_gpio) { + setup_timer(&ir->timer_keyup, saa7134_nec_timer, + (unsigned long)dev); + tasklet_init(&ir->tlet, nec_task, (unsigned long)dev); } } @@ -335,6 +344,7 @@ int saa7134_input_init1(struct saa7134_dev *dev) u32 mask_keyup = 0; int polling = 0; int rc5_gpio = 0; + int nec_gpio = 0; int ir_type = IR_TYPE_OTHER; int err; @@ -533,6 +543,7 @@ int saa7134_input_init1(struct saa7134_dev *dev) ir->mask_keyup = mask_keyup; ir->polling = polling; ir->rc5_gpio = rc5_gpio; + ir->nec_gpio = nec_gpio; /* init input device */ snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)", @@ -679,8 +690,129 @@ static int saa7134_rc5_irq(struct saa7134_dev *dev) return 1; } -/* ---------------------------------------------------------------------- - * Local variables: - * c-basic-offset: 8 - * End: + +/* On NEC protocol, One has 2.25 ms, and zero has 1.125 ms + The first pulse (start) has 9 + 4.5 ms */ + +static void saa7134_nec_timer(unsigned long data) +{ + struct saa7134_dev *dev = (struct saa7134_dev *) data; + struct card_ir *ir = dev->remote; + + dprintk("Cancel key repeat\n"); + + ir_input_nokey(ir->dev, &ir->ir); +} + +static void nec_task(unsigned long data) +{ + struct saa7134_dev *dev = (struct saa7134_dev *) data; + struct card_ir *ir; + struct timeval tv; + int count, pulse, oldpulse, gap; + u32 ircode = 0, not_code = 0; + int ngap = 0; + + if (!data) { + printk(KERN_ERR "saa713x/ir: Can't recover dev struct\n"); + /* GPIO will be kept disabled */ + return; + } + + ir = dev->remote; + + /* rising SAA7134_GPIO_GPRESCAN reads the status */ + saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + + oldpulse = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & ir->mask_keydown; + pulse = oldpulse; + + do_gettimeofday(&tv); + ir->base_time = tv; + + /* Decode NEC pulsecode. This code can take up to 76.5 ms to run. + Unfortunately, using IRQ to decode pulse didn't work, since it uses + a pulse train of 38KHz. This means one pulse on each 52 us + */ + do { + /* Wait until the end of pulse/space or 5 ms */ + for (count = 0; count < 500; count++) { + udelay(10); + /* rising SAA7134_GPIO_GPRESCAN reads the status */ + saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + pulse = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) + & ir->mask_keydown; + if (pulse != oldpulse) + break; + } + + do_gettimeofday(&tv); + gap = 1000000 * (tv.tv_sec - ir->base_time.tv_sec) + + tv.tv_usec - ir->base_time.tv_usec; + + if (!pulse) { +#if 0 + if (!ngap && gap < 4000) + break; +#endif + /* Bit 0 has 560 us, while bit 1 has 1120 us. + Do something only if bit == 1 + */ + if (ngap && (gap > 560 + 280)) { + unsigned int shift = ngap - 1; + + /* Address first, then command */ + if (shift < 8) { + shift += 8; + ircode |= 1 << shift; + } else if (shift < 16) { + not_code |= 1 << shift; + } else if (shift < 24) { + shift -= 16; + ircode |= 1 << shift; + } else { + shift -= 24; + not_code |= 1 << shift; + } + } + ngap++; + } + + + ir->base_time = tv; + + /* TIMEOUT - Long pulse */ + if (gap >= 5000) + break; + oldpulse = pulse; + } while (ngap < 32); + + if (ngap == 32) { + /* FIXME: should check if not_code == ~ircode */ + ir->code = ir_extract_bits(ircode, ir->mask_keycode); + + dprintk("scancode = 0x%02x (code = 0x%02x, notcode= 0x%02x)\n", + ir->code, ircode, not_code); + + ir_input_keydown(ir->dev, &ir->ir, ir->code, ir->code); + } else + dprintk("Repeat last key\n"); + + /* Keep repeating the last key */ + mod_timer(&ir->timer_keyup, jiffies + msecs_to_jiffies(150)); + + saa_setl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18); +} + +static int saa7134_nec_irq(struct saa7134_dev *dev) +{ + struct card_ir *ir = dev->remote; + + saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18); + tasklet_schedule(&ir->tlet); + + return 1; +} diff --git a/linux/drivers/media/video/saa7134/saa7134-ts.c b/linux/drivers/media/video/saa7134/saa7134-ts.c index eae72fd60..ef55a59f0 100644 --- a/linux/drivers/media/video/saa7134/saa7134-ts.c +++ b/linux/drivers/media/video/saa7134/saa7134-ts.c @@ -66,11 +66,29 @@ static int buffer_activate(struct saa7134_dev *dev, saa7134_set_dmabits(dev); mod_timer(&dev->ts_q.timeout, jiffies+BUFFER_TIMEOUT); + + if (dev->ts_state == SAA7134_TS_BUFF_DONE) { + /* Clear TS cache */ + dev->buff_cnt = 0; + saa_writeb(SAA7134_TS_SERIAL1, 0x00); + saa_writeb(SAA7134_TS_SERIAL1, 0x03); + saa_writeb(SAA7134_TS_SERIAL1, 0x00); + saa_writeb(SAA7134_TS_SERIAL1, 0x01); + + /* TS clock non-inverted */ + saa_writeb(SAA7134_TS_SERIAL1, 0x00); + + /* Start TS stream */ + saa_writeb(SAA7134_TS_SERIAL0, 0x40); + saa_writeb(SAA7134_TS_PARALLEL, 0xEC); + dev->ts_state = SAA7134_TS_STARTED; + } + return 0; } static int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, - enum v4l2_field field) + enum v4l2_field field) { struct saa7134_dev *dev = q->priv_data; struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb); @@ -110,16 +128,22 @@ static int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, goto oops; } - /* dma: setup channel 5 (= TS) */ - control = SAA7134_RS_CONTROL_BURST_16 | - SAA7134_RS_CONTROL_ME | - (buf->pt->dma >> 12); - - saa_writeb(SAA7134_TS_DMA0, ((lines-1)&0xff)); - saa_writeb(SAA7134_TS_DMA1, (((lines-1)>>8)&0xff)); - saa_writeb(SAA7134_TS_DMA2, ((((lines-1)>>16)&0x3f) | 0x00)); /* TSNOPIT=0, TSCOLAP=0 */ - saa_writel(SAA7134_RS_PITCH(5),TS_PACKET_SIZE); - saa_writel(SAA7134_RS_CONTROL(5),control); + dev->buff_cnt++; + + if (dev->buff_cnt == dev->ts.nr_bufs) { + dev->ts_state = SAA7134_TS_BUFF_DONE; + /* dma: setup channel 5 (= TS) */ + control = SAA7134_RS_CONTROL_BURST_16 | + SAA7134_RS_CONTROL_ME | + (buf->pt->dma >> 12); + + saa_writeb(SAA7134_TS_DMA0, (lines - 1) & 0xff); + saa_writeb(SAA7134_TS_DMA1, ((lines - 1) >> 8) & 0xff); + /* TSNOPIT=0, TSCOLAP=0 */ + saa_writeb(SAA7134_TS_DMA2, (((lines - 1) >> 16) & 0x3f) | 0x00); + saa_writel(SAA7134_RS_PITCH(5), TS_PACKET_SIZE); + saa_writel(SAA7134_RS_CONTROL(5), control); + } buf->vb.state = VIDEOBUF_PREPARED; buf->activate = buffer_activate; @@ -140,6 +164,8 @@ buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size) if (0 == *count) *count = dev->ts.nr_bufs; *count = saa7134_buffer_count(*size,*count); + dev->buff_cnt = 0; + dev->ts_state = SAA7134_TS_STOPPED; return 0; } @@ -154,7 +180,13 @@ static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb) static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb) { struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb); + struct saa7134_dev *dev = q->priv_data; + if (dev->ts_state == SAA7134_TS_STARTED) { + /* Stop TS transport */ + saa_writeb(SAA7134_TS_PARALLEL, 0x6c); + dev->ts_state = SAA7134_TS_STOPPED; + } saa7134_dma_free(q,buf); } @@ -182,7 +214,7 @@ int saa7134_ts_init_hw(struct saa7134_dev *dev) /* deactivate TS softreset */ saa_writeb(SAA7134_TS_SERIAL1, 0x00); /* TSSOP high active, TSVAL high active, TSLOCK ignored */ - saa_writeb(SAA7134_TS_PARALLEL, 0xec); + saa_writeb(SAA7134_TS_PARALLEL, 0x6c); saa_writeb(SAA7134_TS_PARALLEL_SERIAL, (TS_PACKET_SIZE-1)); saa_writeb(SAA7134_TS_DMA0, ((dev->ts.nr_packets-1)&0xff)); saa_writeb(SAA7134_TS_DMA1, (((dev->ts.nr_packets-1)>>8)&0xff)); diff --git a/linux/drivers/media/video/saa7134/saa7134-video.c b/linux/drivers/media/video/saa7134/saa7134-video.c index e02bd2659..241b60e3f 100644 --- a/linux/drivers/media/video/saa7134/saa7134-video.c +++ b/linux/drivers/media/video/saa7134/saa7134-video.c @@ -628,6 +628,9 @@ void saa7134_set_tvnorm_hw(struct saa7134_dev *dev) if (card_in(dev, dev->ctl_input).tv) saa7134_i2c_call_clients(dev, VIDIOC_S_STD, &dev->tvnorm->id); + /* Set the correct norm for the saa6752hs. This function + does nothing if there is no saa6752hs. */ + saa7134_i2c_call_saa6752(dev, VIDIOC_S_STD, &dev->tvnorm->id); } static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale) @@ -1112,10 +1115,8 @@ static struct videobuf_queue_ops video_qops = { /* ------------------------------------------------------------------ */ -int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c) +int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c) { - struct saa7134_fh *fh = priv; - struct saa7134_dev *dev = fh->dev; const struct v4l2_queryctrl* ctrl; ctrl = ctrl_by_id(c->id); @@ -1160,20 +1161,31 @@ int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c) } return 0; } -EXPORT_SYMBOL_GPL(saa7134_g_ctrl); +EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal); -int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c) +static int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c) +{ + struct saa7134_fh *fh = priv; + + return saa7134_g_ctrl_internal(fh->dev, fh, c); +} + +int saa7134_s_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c) { const struct v4l2_queryctrl* ctrl; - struct saa7134_fh *fh = f; - struct saa7134_dev *dev = fh->dev; unsigned long flags; int restart_overlay = 0; - int err = -EINVAL; + int err; - err = v4l2_prio_check(&dev->prio, &fh->prio); - if (0 != err) - return err; + /* When called from the empress code fh == NULL. + That needs to be fixed somehow, but for now this is + good enough. */ + if (fh) { + err = v4l2_prio_check(&dev->prio, &fh->prio); + if (0 != err) + return err; + } + err = -EINVAL; mutex_lock(&dev->lock); @@ -1274,7 +1286,14 @@ error: mutex_unlock(&dev->lock); return err; } -EXPORT_SYMBOL_GPL(saa7134_s_ctrl); +EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal); + +static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c) +{ + struct saa7134_fh *fh = f; + + return saa7134_s_ctrl_internal(fh->dev, fh, c); +} /* ------------------------------------------------------------------ */ @@ -1314,6 +1333,8 @@ static int video_open(struct inode *inode, struct file *file) struct saa7134_fh *fh; enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE; int radio = 0; + + lock_kernel(); list_for_each_entry(dev, &saa7134_devlist, devlist) { if (dev->video_dev && (dev->video_dev->minor == minor)) goto found; @@ -1326,6 +1347,7 @@ static int video_open(struct inode *inode, struct file *file) goto found; } } + unlock_kernel(); return -ENODEV; found: @@ -1334,8 +1356,10 @@ static int video_open(struct inode *inode, struct file *file) /* allocate + initialize per filehandle data */ fh = kzalloc(sizeof(*fh),GFP_KERNEL); - if (NULL == fh) + if (NULL == fh) { + unlock_kernel(); return -ENOMEM; + } file->private_data = fh; fh->dev = dev; fh->radio = radio; @@ -1368,6 +1392,7 @@ static int video_open(struct inode *inode, struct file *file) /* switch to video/vbi mode */ video_mux(dev,dev->ctl_input); } + unlock_kernel(); return 0; } @@ -1781,18 +1806,25 @@ static int saa7134_querycap(struct file *file, void *priv, return 0; } -static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id) +int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id *id) { - struct saa7134_fh *fh = priv; - struct saa7134_dev *dev = fh->dev; unsigned long flags; unsigned int i; v4l2_std_id fixup; int err; - err = v4l2_prio_check(&dev->prio, &fh->prio); - if (0 != err) - return err; + /* When called from the empress code fh == NULL. + That needs to be fixed somehow, but for now this is + good enough. */ + if (fh) { + err = v4l2_prio_check(&dev->prio, &fh->prio); + if (0 != err) + return err; + } else if (res_locked(dev, RESOURCE_OVERLAY)) { + /* Don't change the std from the mpeg device + if overlay is active. */ + return -EBUSY; + } for (i = 0; i < TVNORMS; i++) if (*id == tvnorms[i].id) @@ -1825,7 +1857,7 @@ static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id) *id = tvnorms[i].id; mutex_lock(&dev->lock); - if (res_check(fh, RESOURCE_OVERLAY)) { + if (fh && res_check(fh, RESOURCE_OVERLAY)) { spin_lock_irqsave(&dev->slock, flags); stop_preview(dev, fh); spin_unlock_irqrestore(&dev->slock, flags); @@ -1842,6 +1874,23 @@ static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id) mutex_unlock(&dev->lock); return 0; } +EXPORT_SYMBOL_GPL(saa7134_s_std_internal); + +static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id) +{ + struct saa7134_fh *fh = priv; + + return saa7134_s_std_internal(fh->dev, fh, id); +} + +static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id) +{ + struct saa7134_fh *fh = priv; + struct saa7134_dev *dev = fh->dev; + + *id = dev->tvnorm->id; + return 0; +} static int saa7134_cropcap(struct file *file, void *priv, struct v4l2_cropcap *cap) @@ -2360,26 +2409,7 @@ static const struct file_operations video_fops = .llseek = no_llseek, }; -static const struct file_operations radio_fops = -{ - .owner = THIS_MODULE, - .open = video_open, - .release = video_release, - .ioctl = video_ioctl2, - .compat_ioctl = v4l_compat_ioctl32, - .llseek = no_llseek, -}; - -/* ----------------------------------------------------------- */ -/* exported stuff */ - -struct video_device saa7134_video_template = -{ - .name = "saa7134-video", - .type = VID_TYPE_CAPTURE|VID_TYPE_TUNER | - VID_TYPE_CLIPPING|VID_TYPE_SCALES, - .fops = &video_fops, - .minor = -1, +static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_querycap = saa7134_querycap, .vidioc_enum_fmt_vid_cap = saa7134_enum_fmt_vid_cap, .vidioc_g_fmt_vid_cap = saa7134_g_fmt_vid_cap, @@ -2401,6 +2431,7 @@ struct video_device saa7134_video_template = .vidioc_qbuf = saa7134_qbuf, .vidioc_dqbuf = saa7134_dqbuf, .vidioc_s_std = saa7134_s_std, + .vidioc_g_std = saa7134_g_std, .vidioc_enum_input = saa7134_enum_input, .vidioc_g_input = saa7134_g_input, .vidioc_s_input = saa7134_s_input, @@ -2428,16 +2459,18 @@ struct video_device saa7134_video_template = .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, #endif - .tvnorms = SAA7134_NORMS, - .current_norm = V4L2_STD_PAL, }; -struct video_device saa7134_radio_template = -{ - .name = "saa7134-radio", - .type = VID_TYPE_TUNER, - .fops = &radio_fops, - .minor = -1, +static const struct file_operations radio_fops = { + .owner = THIS_MODULE, + .open = video_open, + .release = video_release, + .ioctl = video_ioctl2, + .compat_ioctl = v4l_compat_ioctl32, + .llseek = no_llseek, +}; + +static const struct v4l2_ioctl_ops radio_ioctl_ops = { .vidioc_querycap = radio_querycap, .vidioc_g_tuner = radio_g_tuner, .vidioc_enum_input = radio_enum_input, @@ -2454,6 +2487,25 @@ struct video_device saa7134_radio_template = .vidioc_s_frequency = saa7134_s_frequency, }; +/* ----------------------------------------------------------- */ +/* exported stuff */ + +struct video_device saa7134_video_template = { + .name = "saa7134-video", + .fops = &video_fops, + .ioctl_ops = &video_ioctl_ops, + .minor = -1, + .tvnorms = SAA7134_NORMS, + .current_norm = V4L2_STD_PAL, +}; + +struct video_device saa7134_radio_template = { + .name = "saa7134-radio", + .fops = &radio_fops, + .ioctl_ops = &radio_ioctl_ops, + .minor = -1, +}; + int saa7134_video_init1(struct saa7134_dev *dev) { /* sanitycheck insmod options */ diff --git a/linux/drivers/media/video/saa7134/saa7134.h b/linux/drivers/media/video/saa7134/saa7134.h index 053c358ff..50319493d 100644 --- a/linux/drivers/media/video/saa7134/saa7134.h +++ b/linux/drivers/media/video/saa7134/saa7134.h @@ -467,6 +467,12 @@ struct saa7134_mpeg_ops { void (*signal_change)(struct saa7134_dev *dev); }; +enum saa7134_ts_status { + SAA7134_TS_STOPPED, + SAA7134_TS_BUFF_DONE, + SAA7134_TS_STARTED, +}; + /* global device status */ struct saa7134_dev { struct list_head devlist; @@ -560,13 +566,15 @@ struct saa7134_dev { /* SAA7134_MPEG_* */ struct saa7134_ts ts; struct saa7134_dmaqueue ts_q; + enum saa7134_ts_status ts_state; + unsigned int buff_cnt; struct saa7134_mpeg_ops *mops; struct i2c_client *mpeg_i2c_client; /* SAA7134_MPEG_EMPRESS only */ struct video_device *empress_dev; struct videobuf_queue empress_tsq; - unsigned int empress_users; + atomic_t empress_users; struct work_struct empress_workqueue; int empress_started; @@ -659,6 +667,8 @@ int saa7134_i2c_register(struct saa7134_dev *dev); int saa7134_i2c_unregister(struct saa7134_dev *dev); void saa7134_i2c_call_clients(struct saa7134_dev *dev, unsigned int cmd, void *arg); +int saa7134_i2c_call_saa6752(struct saa7134_dev *dev, + unsigned int cmd, void *arg); /* ----------------------------------------------------------- */ @@ -668,9 +678,10 @@ extern unsigned int video_debug; extern struct video_device saa7134_video_template; extern struct video_device saa7134_radio_template; -int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c); -int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c); +int saa7134_s_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c); +int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c); int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c); +int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id *id); int saa7134_videoport_init(struct saa7134_dev *dev); void saa7134_set_tvnorm_hw(struct saa7134_dev *dev); |