Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 1 | /* |
| 2 | * Driver for the NXP SAA7164 PCIe bridge |
| 3 | * |
Steven Toth | 9b8b019 | 2010-07-31 14:39:44 -0300 | [diff] [blame] | 4 | * Copyright (c) 2010 Steven Toth <stoth@kernellabs.com> |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 20 | */ |
| 21 | |
| 22 | /* |
| 23 | Driver architecture |
| 24 | ******************* |
| 25 | |
| 26 | saa7164_core.c/buffer.c/cards.c/i2c.c/dvb.c |
| 27 | | : Standard Linux driver framework for creating |
| 28 | | : exposing and managing interfaces to the rest |
| 29 | | : of the kernel or userland. Also uses _fw.c to load |
| 30 | | : firmware direct into the PCIe bus, bypassing layers. |
| 31 | V |
| 32 | saa7164_api..() : Translate kernel specific functions/features |
| 33 | | : into command buffers. |
| 34 | V |
| 35 | saa7164_cmd..() : Manages the flow of command packets on/off, |
| 36 | | : the bus. Deal with bus errors, timeouts etc. |
| 37 | V |
| 38 | saa7164_bus..() : Manage a read/write memory ring buffer in the |
| 39 | | : PCIe Address space. |
| 40 | | |
| 41 | | saa7164_fw...() : Load any frimware |
| 42 | | | : direct into the device |
| 43 | V V |
| 44 | <- ----------------- PCIe address space -------------------- -> |
| 45 | */ |
| 46 | |
| 47 | #include <linux/pci.h> |
| 48 | #include <linux/i2c.h> |
| 49 | #include <linux/i2c-algo-bit.h> |
| 50 | #include <linux/kdev_t.h> |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 51 | #include <linux/mutex.h> |
Steven Toth | 12d3203 | 2010-07-31 15:13:45 -0300 | [diff] [blame] | 52 | #include <linux/crc32.h> |
Steven Toth | 0b62ceb | 2010-07-31 16:17:51 -0300 | [diff] [blame] | 53 | #include <linux/kthread.h> |
| 54 | #include <linux/freezer.h> |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 55 | |
| 56 | #include <media/tuner.h> |
| 57 | #include <media/tveeprom.h> |
| 58 | #include <media/videobuf-dma-sg.h> |
| 59 | #include <media/videobuf-dvb.h> |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 60 | #include <dvb_demux.h> |
| 61 | #include <dvb_frontend.h> |
| 62 | #include <dvb_net.h> |
| 63 | #include <dvbdev.h> |
| 64 | #include <dmxdev.h> |
| 65 | #include <media/v4l2-common.h> |
| 66 | #include <media/v4l2-ioctl.h> |
| 67 | #include <media/v4l2-chip-ident.h> |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 68 | |
| 69 | #include "saa7164-reg.h" |
| 70 | #include "saa7164-types.h" |
| 71 | |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 72 | #define SAA7164_MAXBOARDS 8 |
| 73 | |
| 74 | #define UNSET (-1U) |
| 75 | #define SAA7164_BOARD_NOAUTO UNSET |
| 76 | #define SAA7164_BOARD_UNKNOWN 0 |
| 77 | #define SAA7164_BOARD_UNKNOWN_REV2 1 |
| 78 | #define SAA7164_BOARD_UNKNOWN_REV3 2 |
| 79 | #define SAA7164_BOARD_HAUPPAUGE_HVR2250 3 |
| 80 | #define SAA7164_BOARD_HAUPPAUGE_HVR2200 4 |
| 81 | #define SAA7164_BOARD_HAUPPAUGE_HVR2200_2 5 |
| 82 | #define SAA7164_BOARD_HAUPPAUGE_HVR2200_3 6 |
| 83 | #define SAA7164_BOARD_HAUPPAUGE_HVR2250_2 7 |
Steven Toth | e333522 | 2009-05-11 22:03:07 -0300 | [diff] [blame] | 84 | #define SAA7164_BOARD_HAUPPAUGE_HVR2250_3 8 |
Tony Jago | 62dd28d | 2011-08-12 00:19:11 -0300 | [diff] [blame] | 85 | #define SAA7164_BOARD_HAUPPAUGE_HVR2200_4 9 |
Steven Toth | de2fb69 | 2011-09-09 15:35:20 -0300 | [diff] [blame^] | 86 | #define SAA7164_BOARD_HAUPPAUGE_HVR2200_5 10 |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 87 | |
| 88 | #define SAA7164_MAX_UNITS 8 |
| 89 | #define SAA7164_TS_NUMBER_OF_LINES 312 |
Steven Toth | a97781a | 2010-07-31 15:27:01 -0300 | [diff] [blame] | 90 | #define SAA7164_PS_NUMBER_OF_LINES 256 |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 91 | #define SAA7164_PT_ENTRIES 16 /* (312 * 188) / 4096 */ |
Steven Toth | 66e1d37 | 2010-07-31 15:09:25 -0300 | [diff] [blame] | 92 | #define SAA7164_MAX_ENCODER_BUFFERS 64 /* max 5secs of latency at 6Mbps */ |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 93 | #define SAA7164_MAX_VBI_BUFFERS 64 |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 94 | |
| 95 | /* Port related defines */ |
| 96 | #define SAA7164_PORT_TS1 (0) |
| 97 | #define SAA7164_PORT_TS2 (SAA7164_PORT_TS1 + 1) |
| 98 | #define SAA7164_PORT_ENC1 (SAA7164_PORT_TS2 + 1) |
| 99 | #define SAA7164_PORT_ENC2 (SAA7164_PORT_ENC1 + 1) |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 100 | #define SAA7164_PORT_VBI1 (SAA7164_PORT_ENC2 + 1) |
| 101 | #define SAA7164_PORT_VBI2 (SAA7164_PORT_VBI1 + 1) |
| 102 | #define SAA7164_MAX_PORTS (SAA7164_PORT_VBI2 + 1) |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 103 | |
| 104 | #define DBGLVL_FW 4 |
| 105 | #define DBGLVL_DVB 8 |
| 106 | #define DBGLVL_I2C 16 |
| 107 | #define DBGLVL_API 32 |
| 108 | #define DBGLVL_CMD 64 |
| 109 | #define DBGLVL_BUS 128 |
| 110 | #define DBGLVL_IRQ 256 |
| 111 | #define DBGLVL_BUF 512 |
Steven Toth | 9b8b019 | 2010-07-31 14:39:44 -0300 | [diff] [blame] | 112 | #define DBGLVL_ENC 1024 |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 113 | #define DBGLVL_VBI 2048 |
Steven Toth | 0b62ceb | 2010-07-31 16:17:51 -0300 | [diff] [blame] | 114 | #define DBGLVL_THR 4096 |
Steven Toth | 1247ff5 | 2010-07-31 16:18:35 -0300 | [diff] [blame] | 115 | #define DBGLVL_CPU 8192 |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 116 | |
Steven Toth | bc25068 | 2010-11-12 18:32:36 -0300 | [diff] [blame] | 117 | #define SAA7164_NORMS \ |
| 118 | (V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_443) |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 119 | |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 120 | enum port_t { |
| 121 | SAA7164_MPEG_UNDEFINED = 0, |
| 122 | SAA7164_MPEG_DVB, |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 123 | SAA7164_MPEG_ENCODER, |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 124 | SAA7164_MPEG_VBI, |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 125 | }; |
| 126 | |
| 127 | enum saa7164_i2c_bus_nr { |
| 128 | SAA7164_I2C_BUS_0 = 0, |
| 129 | SAA7164_I2C_BUS_1, |
| 130 | SAA7164_I2C_BUS_2, |
| 131 | }; |
| 132 | |
| 133 | enum saa7164_buffer_flags { |
| 134 | SAA7164_BUFFER_UNDEFINED = 0, |
| 135 | SAA7164_BUFFER_FREE, |
| 136 | SAA7164_BUFFER_BUSY, |
| 137 | SAA7164_BUFFER_FULL |
| 138 | }; |
| 139 | |
| 140 | enum saa7164_unit_type { |
| 141 | SAA7164_UNIT_UNDEFINED = 0, |
| 142 | SAA7164_UNIT_DIGITAL_DEMODULATOR, |
| 143 | SAA7164_UNIT_ANALOG_DEMODULATOR, |
| 144 | SAA7164_UNIT_TUNER, |
| 145 | SAA7164_UNIT_EEPROM, |
| 146 | SAA7164_UNIT_ZILOG_IRBLASTER, |
| 147 | SAA7164_UNIT_ENCODER, |
| 148 | }; |
| 149 | |
| 150 | /* The PCIe bridge doesn't grant direct access to i2c. |
| 151 | * Instead, you address i2c devices using a uniqely |
| 152 | * allocated 'unitid' value via a messaging API. This |
| 153 | * is a problem. The kernel and existing demod/tuner |
| 154 | * drivers expect to talk 'i2c', so we have to maintain |
| 155 | * a translation layer, and a series of functions to |
| 156 | * convert i2c bus + device address into a unit id. |
| 157 | */ |
| 158 | struct saa7164_unit { |
| 159 | enum saa7164_unit_type type; |
| 160 | u8 id; |
| 161 | char *name; |
| 162 | enum saa7164_i2c_bus_nr i2c_bus_nr; |
| 163 | u8 i2c_bus_addr; |
| 164 | u8 i2c_reg_len; |
| 165 | }; |
| 166 | |
| 167 | struct saa7164_board { |
| 168 | char *name; |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 169 | enum port_t porta, portb, portc, |
| 170 | portd, porte, portf; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 171 | enum { |
| 172 | SAA7164_CHIP_UNDEFINED = 0, |
| 173 | SAA7164_CHIP_REV2, |
| 174 | SAA7164_CHIP_REV3, |
| 175 | } chiprev; |
| 176 | struct saa7164_unit unit[SAA7164_MAX_UNITS]; |
| 177 | }; |
| 178 | |
| 179 | struct saa7164_subid { |
| 180 | u16 subvendor; |
| 181 | u16 subdevice; |
| 182 | u32 card; |
| 183 | }; |
| 184 | |
Steven Toth | 96d8420 | 2010-07-31 16:04:59 -0300 | [diff] [blame] | 185 | struct saa7164_encoder_fh { |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 186 | struct saa7164_port *port; |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 187 | atomic_t v4l_reading; |
| 188 | }; |
| 189 | |
| 190 | struct saa7164_vbi_fh { |
| 191 | struct saa7164_port *port; |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 192 | atomic_t v4l_reading; |
| 193 | }; |
| 194 | |
Steven Toth | 91d8018 | 2010-07-31 14:46:51 -0300 | [diff] [blame] | 195 | struct saa7164_histogram_bucket { |
| 196 | u32 val; |
| 197 | u32 count; |
| 198 | u64 update_time; |
| 199 | }; |
| 200 | |
| 201 | struct saa7164_histogram { |
| 202 | char name[32]; |
| 203 | struct saa7164_histogram_bucket counter1[64]; |
| 204 | }; |
| 205 | |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 206 | struct saa7164_user_buffer { |
| 207 | struct list_head list; |
| 208 | |
| 209 | /* Attributes */ |
| 210 | u8 *data; |
| 211 | u32 pos; |
| 212 | u32 actual_size; |
Steven Toth | 12d3203 | 2010-07-31 15:13:45 -0300 | [diff] [blame] | 213 | |
| 214 | u32 crc; |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 215 | }; |
| 216 | |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 217 | struct saa7164_fw_status { |
| 218 | |
| 219 | /* RISC Core details */ |
| 220 | u32 status; |
| 221 | u32 mode; |
| 222 | u32 spec; |
| 223 | u32 inst; |
| 224 | u32 cpuload; |
| 225 | u32 remainheap; |
| 226 | |
| 227 | /* Firmware version */ |
| 228 | u32 version; |
| 229 | u32 major; |
| 230 | u32 sub; |
| 231 | u32 rel; |
| 232 | u32 buildnr; |
| 233 | }; |
| 234 | |
| 235 | struct saa7164_dvb { |
| 236 | struct mutex lock; |
| 237 | struct dvb_adapter adapter; |
| 238 | struct dvb_frontend *frontend; |
| 239 | struct dvb_demux demux; |
| 240 | struct dmxdev dmxdev; |
| 241 | struct dmx_frontend fe_hw; |
| 242 | struct dmx_frontend fe_mem; |
| 243 | struct dvb_net net; |
| 244 | int feeding; |
| 245 | }; |
| 246 | |
| 247 | struct saa7164_i2c { |
| 248 | struct saa7164_dev *dev; |
| 249 | |
| 250 | enum saa7164_i2c_bus_nr nr; |
| 251 | |
| 252 | /* I2C I/O */ |
| 253 | struct i2c_adapter i2c_adap; |
| 254 | struct i2c_algo_bit_data i2c_algo; |
| 255 | struct i2c_client i2c_client; |
| 256 | u32 i2c_rc; |
| 257 | }; |
| 258 | |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 259 | struct saa7164_ctrl { |
| 260 | struct v4l2_queryctrl v; |
| 261 | }; |
| 262 | |
| 263 | struct saa7164_tvnorm { |
| 264 | char *name; |
| 265 | v4l2_std_id id; |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 266 | }; |
| 267 | |
| 268 | struct saa7164_encoder_params { |
| 269 | struct saa7164_tvnorm encodernorm; |
| 270 | u32 height; |
| 271 | u32 width; |
| 272 | u32 is_50hz; |
| 273 | u32 bitrate; /* bps */ |
Steven Toth | 968b11b | 2010-07-31 14:59:38 -0300 | [diff] [blame] | 274 | u32 bitrate_peak; /* bps */ |
Steven Toth | 2600d71 | 2010-07-31 14:51:30 -0300 | [diff] [blame] | 275 | u32 bitrate_mode; |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 276 | u32 stream_type; /* V4L2_MPEG_STREAM_TYPE_MPEG2_TS */ |
| 277 | |
| 278 | u32 audio_sampling_freq; |
| 279 | u32 ctl_mute; |
| 280 | u32 ctl_aspect; |
Steven Toth | 3ed43cf | 2010-07-31 14:58:35 -0300 | [diff] [blame] | 281 | u32 refdist; |
Steven Toth | 5fa56cc | 2010-07-31 15:05:35 -0300 | [diff] [blame] | 282 | u32 gop_size; |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 283 | }; |
| 284 | |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 285 | struct saa7164_vbi_params { |
| 286 | struct saa7164_tvnorm encodernorm; |
| 287 | u32 height; |
| 288 | u32 width; |
| 289 | u32 is_50hz; |
| 290 | u32 bitrate; /* bps */ |
| 291 | u32 bitrate_peak; /* bps */ |
| 292 | u32 bitrate_mode; |
| 293 | u32 stream_type; /* V4L2_MPEG_STREAM_TYPE_MPEG2_TS */ |
| 294 | |
| 295 | u32 audio_sampling_freq; |
| 296 | u32 ctl_mute; |
| 297 | u32 ctl_aspect; |
| 298 | u32 refdist; |
| 299 | u32 gop_size; |
| 300 | }; |
| 301 | |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 302 | struct saa7164_port; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 303 | |
| 304 | struct saa7164_buffer { |
| 305 | struct list_head list; |
| 306 | |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 307 | /* Note of which h/w buffer list index position we occupy */ |
| 308 | int idx; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 309 | |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 310 | struct saa7164_port *port; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 311 | |
| 312 | /* Hardware Specific */ |
| 313 | /* PCI Memory allocations */ |
| 314 | enum saa7164_buffer_flags flags; /* Free, Busy, Full */ |
| 315 | |
| 316 | /* A block of page align PCI memory */ |
| 317 | u32 pci_size; /* PCI allocation size in bytes */ |
Steven Toth | 12d3203 | 2010-07-31 15:13:45 -0300 | [diff] [blame] | 318 | u64 __iomem *cpu; /* Virtual address */ |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 319 | dma_addr_t dma; /* Physical address */ |
Steven Toth | 12d3203 | 2010-07-31 15:13:45 -0300 | [diff] [blame] | 320 | u32 crc; /* Checksum for the entire buffer data */ |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 321 | |
| 322 | /* A page table that splits the block into a number of entries */ |
| 323 | u32 pt_size; /* PCI allocation size in bytes */ |
Steven Toth | 12d3203 | 2010-07-31 15:13:45 -0300 | [diff] [blame] | 324 | u64 __iomem *pt_cpu; /* Virtual address */ |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 325 | dma_addr_t pt_dma; /* Physical address */ |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 326 | |
| 327 | /* Encoder fops */ |
| 328 | u32 pos; |
| 329 | u32 actual_size; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 330 | }; |
| 331 | |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 332 | struct saa7164_port { |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 333 | |
| 334 | struct saa7164_dev *dev; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 335 | enum port_t type; |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 336 | int nr; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 337 | |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 338 | /* --- Generic port attributes --- */ |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 339 | |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 340 | /* HW stream parameters */ |
Mauro Carvalho Chehab | 4d270cf | 2010-10-11 17:17:45 -0300 | [diff] [blame] | 341 | struct tmHWStreamParameters hw_streamingparams; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 342 | |
| 343 | /* DMA configuration values, is seeded during initialization */ |
Mauro Carvalho Chehab | 4d270cf | 2010-10-11 17:17:45 -0300 | [diff] [blame] | 344 | struct tmComResDMATermDescrHeader hwcfg; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 345 | |
| 346 | /* hardware specific registers */ |
| 347 | u32 bufcounter; |
| 348 | u32 pitch; |
| 349 | u32 bufsize; |
| 350 | u32 bufoffset; |
| 351 | u32 bufptr32l; |
| 352 | u32 bufptr32h; |
| 353 | u64 bufptr64; |
| 354 | |
| 355 | u32 numpte; /* Number of entries in array, only valid in head */ |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 356 | |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 357 | struct mutex dmaqueue_lock; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 358 | struct saa7164_buffer dmaqueue; |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 359 | |
Steven Toth | 91d8018 | 2010-07-31 14:46:51 -0300 | [diff] [blame] | 360 | u64 last_irq_msecs, last_svc_msecs; |
| 361 | u64 last_irq_msecs_diff, last_svc_msecs_diff; |
Steven Toth | cfbaf33 | 2010-07-31 15:49:28 -0300 | [diff] [blame] | 362 | u32 last_svc_wp; |
| 363 | u32 last_svc_rp; |
Steven Toth | 91d8018 | 2010-07-31 14:46:51 -0300 | [diff] [blame] | 364 | u64 last_irq_svc_msecs_diff; |
Steven Toth | 58acca1 | 2010-07-31 15:10:52 -0300 | [diff] [blame] | 365 | u64 last_read_msecs, last_read_msecs_diff; |
| 366 | u64 last_poll_msecs, last_poll_msecs_diff; |
Steven Toth | 91d8018 | 2010-07-31 14:46:51 -0300 | [diff] [blame] | 367 | |
| 368 | struct saa7164_histogram irq_interval; |
| 369 | struct saa7164_histogram svc_interval; |
| 370 | struct saa7164_histogram irq_svc_interval; |
Steven Toth | 58acca1 | 2010-07-31 15:10:52 -0300 | [diff] [blame] | 371 | struct saa7164_histogram read_interval; |
| 372 | struct saa7164_histogram poll_interval; |
Steven Toth | 91d8018 | 2010-07-31 14:46:51 -0300 | [diff] [blame] | 373 | |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 374 | /* --- DVB Transport Specific --- */ |
| 375 | struct saa7164_dvb dvb; |
| 376 | |
| 377 | /* --- Encoder/V4L related attributes --- */ |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 378 | /* Encoder */ |
| 379 | /* Defaults established in saa7164-encoder.c */ |
| 380 | struct saa7164_tvnorm encodernorm; |
| 381 | u32 height; |
| 382 | u32 width; |
| 383 | u32 freq; |
| 384 | u32 ts_packet_size; |
| 385 | u32 ts_packet_count; |
| 386 | u8 mux_input; |
| 387 | u8 encoder_profile; |
| 388 | u8 video_format; |
| 389 | u8 audio_format; |
| 390 | u8 video_resolution; |
| 391 | u16 ctl_brightness; |
| 392 | u16 ctl_contrast; |
| 393 | u16 ctl_hue; |
| 394 | u16 ctl_saturation; |
| 395 | u16 ctl_sharpness; |
| 396 | s8 ctl_volume; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 397 | |
Mauro Carvalho Chehab | 4d270cf | 2010-10-11 17:17:45 -0300 | [diff] [blame] | 398 | struct tmComResAFeatureDescrHeader audfeat; |
| 399 | struct tmComResEncoderDescrHeader encunit; |
| 400 | struct tmComResProcDescrHeader vidproc; |
| 401 | struct tmComResExtDevDescrHeader ifunit; |
| 402 | struct tmComResTunerDescrHeader tunerunit; |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 403 | |
Steven Toth | 91d8018 | 2010-07-31 14:46:51 -0300 | [diff] [blame] | 404 | struct work_struct workenc; |
| 405 | |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 406 | /* V4L Encoder Video */ |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 407 | struct saa7164_encoder_params encoder_params; |
| 408 | struct video_device *v4l_device; |
| 409 | atomic_t v4l_reader_count; |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 410 | |
| 411 | struct saa7164_buffer list_buf_used; |
| 412 | struct saa7164_buffer list_buf_free; |
| 413 | wait_queue_head_t wait_read; |
Steven Toth | 9230aca | 2010-07-31 15:06:49 -0300 | [diff] [blame] | 414 | |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 415 | /* V4L VBI */ |
Mauro Carvalho Chehab | 4d270cf | 2010-10-11 17:17:45 -0300 | [diff] [blame] | 416 | struct tmComResVBIFormatDescrHeader vbi_fmt_ntsc; |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 417 | struct saa7164_vbi_params vbi_params; |
| 418 | |
Steven Toth | 9230aca | 2010-07-31 15:06:49 -0300 | [diff] [blame] | 419 | /* Debug */ |
| 420 | u32 sync_errors; |
| 421 | u32 v_cc_errors; |
| 422 | u32 a_cc_errors; |
| 423 | u8 last_v_cc; |
| 424 | u8 last_a_cc; |
Steven Toth | 1b0e8e4 | 2010-07-31 16:01:00 -0300 | [diff] [blame] | 425 | u32 done_first_interrupt; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 426 | }; |
| 427 | |
| 428 | struct saa7164_dev { |
| 429 | struct list_head devlist; |
| 430 | atomic_t refcount; |
| 431 | |
| 432 | /* pci stuff */ |
| 433 | struct pci_dev *pci; |
| 434 | unsigned char pci_rev, pci_lat; |
| 435 | int pci_bus, pci_slot; |
| 436 | u32 __iomem *lmmio; |
| 437 | u8 __iomem *bmmio; |
| 438 | u32 __iomem *lmmio2; |
| 439 | u8 __iomem *bmmio2; |
| 440 | int pci_irqmask; |
| 441 | |
| 442 | /* board details */ |
| 443 | int nr; |
| 444 | int hwrevision; |
| 445 | u32 board; |
Dan Carpenter | 0e72cc8 | 2010-11-02 00:22:23 -0300 | [diff] [blame] | 446 | char name[16]; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 447 | |
| 448 | /* firmware status */ |
| 449 | struct saa7164_fw_status fw_status; |
Steven Toth | 22760ed | 2010-09-05 11:24:50 -0300 | [diff] [blame] | 450 | u32 firmwareloaded; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 451 | |
Mauro Carvalho Chehab | 4d270cf | 2010-10-11 17:17:45 -0300 | [diff] [blame] | 452 | struct tmComResHWDescr hwdesc; |
| 453 | struct tmComResInterfaceDescr intfdesc; |
| 454 | struct tmComResBusDescr busdesc; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 455 | |
Mauro Carvalho Chehab | 4d270cf | 2010-10-11 17:17:45 -0300 | [diff] [blame] | 456 | struct tmComResBusInfo bus; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 457 | |
Steven Toth | 1a6450d | 2009-05-10 14:08:27 -0300 | [diff] [blame] | 458 | /* Interrupt status and ack registers */ |
| 459 | u32 int_status; |
| 460 | u32 int_ack; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 461 | |
| 462 | struct cmd cmds[SAA_CMD_MAX_MSG_UNITS]; |
| 463 | struct mutex lock; |
| 464 | |
| 465 | /* I2c related */ |
| 466 | struct saa7164_i2c i2c_bus[3]; |
| 467 | |
| 468 | /* Transport related */ |
Mauro Carvalho Chehab | c7e242ba | 2010-10-11 17:39:06 -0300 | [diff] [blame] | 469 | struct saa7164_port ports[SAA7164_MAX_PORTS]; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 470 | |
| 471 | /* Deferred command/api interrupts handling */ |
| 472 | struct work_struct workcmd; |
| 473 | |
Steven Toth | 0b62ceb | 2010-07-31 16:17:51 -0300 | [diff] [blame] | 474 | /* A kernel thread to monitor the firmware log, used |
| 475 | * only in debug mode. |
| 476 | */ |
| 477 | struct task_struct *kthread; |
| 478 | |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 479 | }; |
| 480 | |
| 481 | extern struct list_head saa7164_devlist; |
Steven Toth | dd1ee44 | 2009-07-30 09:09:30 -0300 | [diff] [blame] | 482 | extern unsigned int waitsecs; |
Steven Toth | 66e1d37 | 2010-07-31 15:09:25 -0300 | [diff] [blame] | 483 | extern unsigned int encoder_buffers; |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 484 | extern unsigned int vbi_buffers; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 485 | |
| 486 | /* ----------------------------------------------------------- */ |
| 487 | /* saa7164-core.c */ |
| 488 | void saa7164_dumpregs(struct saa7164_dev *dev, u32 addr); |
| 489 | void saa7164_dumphex16(struct saa7164_dev *dev, u8 *buf, int len); |
| 490 | void saa7164_getfirmwarestatus(struct saa7164_dev *dev); |
| 491 | u32 saa7164_getcurrentfirmwareversion(struct saa7164_dev *dev); |
Steven Toth | 58acca1 | 2010-07-31 15:10:52 -0300 | [diff] [blame] | 492 | void saa7164_histogram_update(struct saa7164_histogram *hg, u32 val); |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 493 | |
| 494 | /* ----------------------------------------------------------- */ |
| 495 | /* saa7164-fw.c */ |
| 496 | int saa7164_downloadfirmware(struct saa7164_dev *dev); |
| 497 | |
| 498 | /* ----------------------------------------------------------- */ |
| 499 | /* saa7164-i2c.c */ |
| 500 | extern int saa7164_i2c_register(struct saa7164_i2c *bus); |
| 501 | extern int saa7164_i2c_unregister(struct saa7164_i2c *bus); |
| 502 | extern void saa7164_call_i2c_clients(struct saa7164_i2c *bus, |
| 503 | unsigned int cmd, void *arg); |
| 504 | |
| 505 | /* ----------------------------------------------------------- */ |
| 506 | /* saa7164-bus.c */ |
| 507 | int saa7164_bus_setup(struct saa7164_dev *dev); |
| 508 | void saa7164_bus_dump(struct saa7164_dev *dev); |
Steven Toth | bc25068 | 2010-11-12 18:32:36 -0300 | [diff] [blame] | 509 | int saa7164_bus_set(struct saa7164_dev *dev, struct tmComResInfo* msg, |
| 510 | void *buf); |
Mauro Carvalho Chehab | 4d270cf | 2010-10-11 17:17:45 -0300 | [diff] [blame] | 511 | int saa7164_bus_get(struct saa7164_dev *dev, struct tmComResInfo* msg, |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 512 | void *buf, int peekonly); |
| 513 | |
| 514 | /* ----------------------------------------------------------- */ |
| 515 | /* saa7164-cmd.c */ |
| 516 | int saa7164_cmd_send(struct saa7164_dev *dev, |
Mauro Carvalho Chehab | 4d270cf | 2010-10-11 17:17:45 -0300 | [diff] [blame] | 517 | u8 id, enum tmComResCmd command, u16 controlselector, |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 518 | u16 size, void *buf); |
| 519 | void saa7164_cmd_signal(struct saa7164_dev *dev, u8 seqno); |
Steven Toth | 39e469a | 2009-08-12 12:14:37 -0300 | [diff] [blame] | 520 | int saa7164_irq_dequeue(struct saa7164_dev *dev); |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 521 | |
| 522 | /* ----------------------------------------------------------- */ |
| 523 | /* saa7164-api.c */ |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 524 | int saa7164_api_get_fw_version(struct saa7164_dev *dev, u32 *version); |
| 525 | int saa7164_api_enum_subdevs(struct saa7164_dev *dev); |
| 526 | int saa7164_api_i2c_read(struct saa7164_i2c *bus, u8 addr, u32 reglen, u8 *reg, |
| 527 | u32 datalen, u8 *data); |
| 528 | int saa7164_api_i2c_write(struct saa7164_i2c *bus, u8 addr, |
| 529 | u32 datalen, u8 *data); |
| 530 | int saa7164_api_dif_write(struct saa7164_i2c *bus, u8 addr, |
| 531 | u32 datalen, u8 *data); |
| 532 | int saa7164_api_read_eeprom(struct saa7164_dev *dev, u8 *buf, int buflen); |
| 533 | int saa7164_api_set_gpiobit(struct saa7164_dev *dev, u8 unitid, u8 pin); |
| 534 | int saa7164_api_clear_gpiobit(struct saa7164_dev *dev, u8 unitid, u8 pin); |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 535 | int saa7164_api_transition_port(struct saa7164_port *port, u8 mode); |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 536 | int saa7164_api_initialize_dif(struct saa7164_port *port); |
| 537 | int saa7164_api_configure_dif(struct saa7164_port *port, u32 std); |
| 538 | int saa7164_api_set_encoder(struct saa7164_port *port); |
| 539 | int saa7164_api_get_encoder(struct saa7164_port *port); |
| 540 | int saa7164_api_set_aspect_ratio(struct saa7164_port *port); |
| 541 | int saa7164_api_set_usercontrol(struct saa7164_port *port, u8 ctl); |
| 542 | int saa7164_api_get_usercontrol(struct saa7164_port *port, u8 ctl); |
| 543 | int saa7164_api_set_videomux(struct saa7164_port *port); |
| 544 | int saa7164_api_audio_mute(struct saa7164_port *port, int mute); |
| 545 | int saa7164_api_set_audio_volume(struct saa7164_port *port, s8 level); |
| 546 | int saa7164_api_set_audio_std(struct saa7164_port *port); |
| 547 | int saa7164_api_set_audio_detection(struct saa7164_port *port, int autodetect); |
| 548 | int saa7164_api_get_videomux(struct saa7164_port *port); |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 549 | int saa7164_api_set_vbi_format(struct saa7164_port *port); |
Steven Toth | e48836b | 2010-07-31 16:08:52 -0300 | [diff] [blame] | 550 | int saa7164_api_set_debug(struct saa7164_dev *dev, u8 level); |
Steven Toth | 0b62ceb | 2010-07-31 16:17:51 -0300 | [diff] [blame] | 551 | int saa7164_api_collect_debug(struct saa7164_dev *dev); |
Steven Toth | bc25068 | 2010-11-12 18:32:36 -0300 | [diff] [blame] | 552 | int saa7164_api_get_load_info(struct saa7164_dev *dev, |
| 553 | struct tmFwInfoStruct *i); |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 554 | |
| 555 | /* ----------------------------------------------------------- */ |
| 556 | /* saa7164-cards.c */ |
| 557 | extern struct saa7164_board saa7164_boards[]; |
| 558 | extern const unsigned int saa7164_bcount; |
| 559 | |
| 560 | extern struct saa7164_subid saa7164_subids[]; |
| 561 | extern const unsigned int saa7164_idcount; |
| 562 | |
| 563 | extern void saa7164_card_list(struct saa7164_dev *dev); |
| 564 | extern void saa7164_gpio_setup(struct saa7164_dev *dev); |
| 565 | extern void saa7164_card_setup(struct saa7164_dev *dev); |
| 566 | |
| 567 | extern int saa7164_i2caddr_to_reglen(struct saa7164_i2c *bus, int addr); |
| 568 | extern int saa7164_i2caddr_to_unitid(struct saa7164_i2c *bus, int addr); |
| 569 | extern char *saa7164_unitid_name(struct saa7164_dev *dev, u8 unitid); |
| 570 | |
| 571 | /* ----------------------------------------------------------- */ |
| 572 | /* saa7164-dvb.c */ |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 573 | extern int saa7164_dvb_register(struct saa7164_port *port); |
| 574 | extern int saa7164_dvb_unregister(struct saa7164_port *port); |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 575 | |
| 576 | /* ----------------------------------------------------------- */ |
| 577 | /* saa7164-buffer.c */ |
Steven Toth | add3f58 | 2010-07-31 14:43:07 -0300 | [diff] [blame] | 578 | extern struct saa7164_buffer *saa7164_buffer_alloc( |
| 579 | struct saa7164_port *port, u32 len); |
| 580 | extern int saa7164_buffer_dealloc(struct saa7164_buffer *buf); |
| 581 | extern void saa7164_buffer_display(struct saa7164_buffer *buf); |
| 582 | extern int saa7164_buffer_activate(struct saa7164_buffer *buf, int i); |
| 583 | extern int saa7164_buffer_cfg_port(struct saa7164_port *port); |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 584 | extern struct saa7164_user_buffer *saa7164_buffer_alloc_user( |
| 585 | struct saa7164_dev *dev, u32 len); |
| 586 | extern void saa7164_buffer_dealloc_user(struct saa7164_user_buffer *buf); |
Steven Toth | 9230aca | 2010-07-31 15:06:49 -0300 | [diff] [blame] | 587 | extern int saa7164_buffer_zero_offsets(struct saa7164_port *port, int i); |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 588 | |
Steven Toth | 7615e43 | 2010-07-31 14:44:53 -0300 | [diff] [blame] | 589 | /* ----------------------------------------------------------- */ |
| 590 | /* saa7164-encoder.c */ |
| 591 | int saa7164_encoder_register(struct saa7164_port *port); |
| 592 | void saa7164_encoder_unregister(struct saa7164_port *port); |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 593 | |
| 594 | /* ----------------------------------------------------------- */ |
Steven Toth | e8ce2f2 | 2010-07-31 16:06:06 -0300 | [diff] [blame] | 595 | /* saa7164-vbi.c */ |
| 596 | int saa7164_vbi_register(struct saa7164_port *port); |
| 597 | void saa7164_vbi_unregister(struct saa7164_port *port); |
| 598 | |
| 599 | /* ----------------------------------------------------------- */ |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 600 | |
Steven Toth | 1b0e8e4 | 2010-07-31 16:01:00 -0300 | [diff] [blame] | 601 | extern unsigned int crc_checking; |
| 602 | |
Ingo Molnar | b1912a85 | 2009-09-21 15:23:45 -0300 | [diff] [blame] | 603 | extern unsigned int saa_debug; |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 604 | #define dprintk(level, fmt, arg...)\ |
Ingo Molnar | b1912a85 | 2009-09-21 15:23:45 -0300 | [diff] [blame] | 605 | do { if (saa_debug & level)\ |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 606 | printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg);\ |
| 607 | } while (0) |
| 608 | |
| 609 | #define log_warn(fmt, arg...)\ |
| 610 | do { \ |
| 611 | printk(KERN_WARNING "%s: " fmt, dev->name, ## arg);\ |
| 612 | } while (0) |
| 613 | |
| 614 | #define log_err(fmt, arg...)\ |
| 615 | do { \ |
| 616 | printk(KERN_ERROR "%s: " fmt, dev->name, ## arg);\ |
| 617 | } while (0) |
| 618 | |
| 619 | #define saa7164_readl(reg) readl(dev->lmmio + ((reg) >> 2)) |
Steven Toth | 207b42c | 2009-05-09 21:30:05 -0300 | [diff] [blame] | 620 | #define saa7164_writel(reg, value) writel((value), dev->lmmio + ((reg) >> 2)) |
| 621 | |
Steven Toth | 443c1228 | 2009-05-09 21:17:28 -0300 | [diff] [blame] | 622 | #define saa7164_readb(reg) readl(dev->bmmio + (reg)) |
| 623 | #define saa7164_writeb(reg, value) writel((value), dev->bmmio + (reg)) |
| 624 | |