Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1 | /* |
| 2 | * cx18 driver initialization and card probing |
| 3 | * |
| 4 | * Derived from ivtv-driver.c |
| 5 | * |
| 6 | * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> |
Andy Walls | c641d09 | 2008-09-01 00:40:41 -0300 | [diff] [blame] | 7 | * Copyright (C) 2008 Andy Walls <awalls@radix.net> |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License as published by |
| 11 | * the Free Software Foundation; either version 2 of the License, or |
| 12 | * (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 22 | * 02111-1307 USA |
| 23 | */ |
| 24 | |
| 25 | #include "cx18-driver.h" |
Andy Walls | b152642 | 2008-08-30 16:03:44 -0300 | [diff] [blame] | 26 | #include "cx18-io.h" |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 27 | #include "cx18-version.h" |
| 28 | #include "cx18-cards.h" |
| 29 | #include "cx18-i2c.h" |
| 30 | #include "cx18-irq.h" |
| 31 | #include "cx18-gpio.h" |
| 32 | #include "cx18-firmware.h" |
Andy Walls | 21a278b | 2009-04-15 20:45:10 -0300 | [diff] [blame] | 33 | #include "cx18-queue.h" |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 34 | #include "cx18-streams.h" |
| 35 | #include "cx18-av-core.h" |
| 36 | #include "cx18-scb.h" |
| 37 | #include "cx18-mailbox.h" |
| 38 | #include "cx18-ioctl.h" |
| 39 | #include "tuner-xc2028.h" |
| 40 | |
| 41 | #include <media/tveeprom.h> |
| 42 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 43 | /* If you have already X v4l cards, then set this to X. This way |
| 44 | the device numbers stay matched. Example: you have a WinTV card |
| 45 | without radio and a Compro H900 with. Normally this would give a |
| 46 | video1 device together with a radio0 device for the Compro. By |
| 47 | setting this to 1 you ensure that radio0 is now also radio1. */ |
| 48 | int cx18_first_minor; |
| 49 | |
Devin Heitmueller | d68b687 | 2009-11-20 01:15:54 -0300 | [diff] [blame^] | 50 | /* Callback for registering extensions */ |
| 51 | int (*cx18_ext_init)(struct cx18 *); |
| 52 | EXPORT_SYMBOL(cx18_ext_init); |
| 53 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 54 | /* add your revision and whatnot here */ |
| 55 | static struct pci_device_id cx18_pci_tbl[] __devinitdata = { |
| 56 | {PCI_VENDOR_ID_CX, PCI_DEVICE_ID_CX23418, |
| 57 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 58 | {0,} |
| 59 | }; |
| 60 | |
| 61 | MODULE_DEVICE_TABLE(pci, cx18_pci_tbl); |
| 62 | |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 63 | static atomic_t cx18_instance = ATOMIC_INIT(0); |
| 64 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 65 | /* Parameter declarations */ |
| 66 | static int cardtype[CX18_MAX_CARDS]; |
| 67 | static int tuner[CX18_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, |
| 68 | -1, -1, -1, -1, -1, -1, -1, -1, |
| 69 | -1, -1, -1, -1, -1, -1, -1, -1, |
| 70 | -1, -1, -1, -1, -1, -1, -1, -1 }; |
| 71 | static int radio[CX18_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, |
| 72 | -1, -1, -1, -1, -1, -1, -1, -1, |
| 73 | -1, -1, -1, -1, -1, -1, -1, -1, |
| 74 | -1, -1, -1, -1, -1, -1, -1, -1 }; |
Hans Verkuil | c6eb8ea | 2008-09-03 17:11:54 -0300 | [diff] [blame] | 75 | static unsigned cardtype_c = 1; |
| 76 | static unsigned tuner_c = 1; |
| 77 | static unsigned radio_c = 1; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 78 | static char pal[] = "--"; |
| 79 | static char secam[] = "--"; |
| 80 | static char ntsc[] = "-"; |
| 81 | |
| 82 | /* Buffers */ |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 83 | static int enc_ts_buffers = CX18_DEFAULT_ENC_TS_BUFFERS; |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 84 | static int enc_mpg_buffers = CX18_DEFAULT_ENC_MPG_BUFFERS; |
| 85 | static int enc_idx_buffers = CX18_DEFAULT_ENC_IDX_BUFFERS; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 86 | static int enc_yuv_buffers = CX18_DEFAULT_ENC_YUV_BUFFERS; |
| 87 | static int enc_vbi_buffers = CX18_DEFAULT_ENC_VBI_BUFFERS; |
| 88 | static int enc_pcm_buffers = CX18_DEFAULT_ENC_PCM_BUFFERS; |
| 89 | |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 90 | static int enc_ts_bufsize = CX18_DEFAULT_ENC_TS_BUFSIZE; |
| 91 | static int enc_mpg_bufsize = CX18_DEFAULT_ENC_MPG_BUFSIZE; |
| 92 | static int enc_idx_bufsize = CX18_DEFAULT_ENC_IDX_BUFSIZE; |
| 93 | static int enc_yuv_bufsize = CX18_DEFAULT_ENC_YUV_BUFSIZE; |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 94 | static int enc_pcm_bufsize = CX18_DEFAULT_ENC_PCM_BUFSIZE; |
| 95 | |
| 96 | static int enc_ts_bufs = -1; |
| 97 | static int enc_mpg_bufs = -1; |
Andy Walls | efc0b12 | 2009-12-30 22:54:53 -0300 | [diff] [blame] | 98 | static int enc_idx_bufs = CX18_MAX_FW_MDLS_PER_STREAM; |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 99 | static int enc_yuv_bufs = -1; |
| 100 | static int enc_vbi_bufs = -1; |
| 101 | static int enc_pcm_bufs = -1; |
| 102 | |
| 103 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 104 | static int cx18_pci_latency = 1; |
| 105 | |
Andy Walls | 3f75c61 | 2008-11-16 23:33:41 -0300 | [diff] [blame] | 106 | static int mmio_ndelay; |
| 107 | static int retry_mmio = 1; |
| 108 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 109 | int cx18_debug; |
| 110 | |
| 111 | module_param_array(tuner, int, &tuner_c, 0644); |
| 112 | module_param_array(radio, bool, &radio_c, 0644); |
| 113 | module_param_array(cardtype, int, &cardtype_c, 0644); |
| 114 | module_param_string(pal, pal, sizeof(pal), 0644); |
| 115 | module_param_string(secam, secam, sizeof(secam), 0644); |
| 116 | module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); |
| 117 | module_param_named(debug, cx18_debug, int, 0644); |
Andy Walls | 3f75c61 | 2008-11-16 23:33:41 -0300 | [diff] [blame] | 118 | module_param(mmio_ndelay, int, 0644); |
| 119 | module_param(retry_mmio, int, 0644); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 120 | module_param(cx18_pci_latency, int, 0644); |
| 121 | module_param(cx18_first_minor, int, 0644); |
| 122 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 123 | module_param(enc_ts_buffers, int, 0644); |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 124 | module_param(enc_mpg_buffers, int, 0644); |
| 125 | module_param(enc_idx_buffers, int, 0644); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 126 | module_param(enc_yuv_buffers, int, 0644); |
| 127 | module_param(enc_vbi_buffers, int, 0644); |
| 128 | module_param(enc_pcm_buffers, int, 0644); |
| 129 | |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 130 | module_param(enc_ts_bufsize, int, 0644); |
| 131 | module_param(enc_mpg_bufsize, int, 0644); |
| 132 | module_param(enc_idx_bufsize, int, 0644); |
| 133 | module_param(enc_yuv_bufsize, int, 0644); |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 134 | module_param(enc_pcm_bufsize, int, 0644); |
| 135 | |
| 136 | module_param(enc_ts_bufs, int, 0644); |
| 137 | module_param(enc_mpg_bufs, int, 0644); |
| 138 | module_param(enc_idx_bufs, int, 0644); |
| 139 | module_param(enc_yuv_bufs, int, 0644); |
| 140 | module_param(enc_vbi_bufs, int, 0644); |
| 141 | module_param(enc_pcm_bufs, int, 0644); |
| 142 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 143 | MODULE_PARM_DESC(tuner, "Tuner type selection,\n" |
| 144 | "\t\t\tsee tuner.h for values"); |
| 145 | MODULE_PARM_DESC(radio, |
| 146 | "Enable or disable the radio. Use only if autodetection\n" |
| 147 | "\t\t\tfails. 0 = disable, 1 = enable"); |
| 148 | MODULE_PARM_DESC(cardtype, |
| 149 | "Only use this option if your card is not detected properly.\n" |
| 150 | "\t\tSpecify card type:\n" |
| 151 | "\t\t\t 1 = Hauppauge HVR 1600 (ESMT memory)\n" |
| 152 | "\t\t\t 2 = Hauppauge HVR 1600 (Samsung memory)\n" |
| 153 | "\t\t\t 3 = Compro VideoMate H900\n" |
| 154 | "\t\t\t 4 = Yuan MPC718\n" |
Sri Deevi | 03c2808 | 2008-06-21 11:06:44 -0300 | [diff] [blame] | 155 | "\t\t\t 5 = Conexant Raptor PAL/SECAM\n" |
Andy Walls | 9eee4fb | 2008-10-04 20:28:40 -0300 | [diff] [blame] | 156 | "\t\t\t 6 = Toshiba Qosmio DVB-T/Analog\n" |
Andy Walls | 9d5af86 | 2009-06-09 20:37:24 -0300 | [diff] [blame] | 157 | "\t\t\t 7 = Leadtek WinFast PVR2100\n" |
| 158 | "\t\t\t 8 = Leadtek WinFast DVR3100 H\n" |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 159 | "\t\t\t 0 = Autodetect (default)\n" |
| 160 | "\t\t\t-1 = Ignore this card\n\t\t"); |
| 161 | MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60"); |
| 162 | MODULE_PARM_DESC(secam, "Set SECAM standard: B, G, H, D, K, L, LC"); |
| 163 | MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J, K"); |
| 164 | MODULE_PARM_DESC(debug, |
| 165 | "Debug level (bitmask). Default: 0\n" |
| 166 | "\t\t\t 1/0x0001: warning\n" |
| 167 | "\t\t\t 2/0x0002: info\n" |
| 168 | "\t\t\t 4/0x0004: mailbox\n" |
| 169 | "\t\t\t 8/0x0008: dma\n" |
| 170 | "\t\t\t 16/0x0010: ioctl\n" |
| 171 | "\t\t\t 32/0x0020: file\n" |
| 172 | "\t\t\t 64/0x0040: i2c\n" |
| 173 | "\t\t\t128/0x0080: irq\n" |
| 174 | "\t\t\t256/0x0100: high volume\n"); |
| 175 | MODULE_PARM_DESC(cx18_pci_latency, |
| 176 | "Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n" |
| 177 | "\t\t\tDefault: Yes"); |
Andy Walls | d267d85 | 2008-09-28 21:46:02 -0300 | [diff] [blame] | 178 | MODULE_PARM_DESC(retry_mmio, |
Andy Walls | 3f75c61 | 2008-11-16 23:33:41 -0300 | [diff] [blame] | 179 | "(Deprecated) MMIO writes are now always checked and retried\n" |
| 180 | "\t\t\tEffectively: 1 [Yes]"); |
Andy Walls | c641d09 | 2008-09-01 00:40:41 -0300 | [diff] [blame] | 181 | MODULE_PARM_DESC(mmio_ndelay, |
Andy Walls | 3f75c61 | 2008-11-16 23:33:41 -0300 | [diff] [blame] | 182 | "(Deprecated) MMIO accesses are now never purposely delayed\n" |
| 183 | "\t\t\tEffectively: 0 ns"); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 184 | MODULE_PARM_DESC(enc_ts_buffers, |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 185 | "Encoder TS buffer memory (MB). (enc_ts_bufs can override)\n" |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 186 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_TS_BUFFERS)); |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 187 | MODULE_PARM_DESC(enc_ts_bufsize, |
| 188 | "Size of an encoder TS buffer (kB)\n" |
| 189 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_TS_BUFSIZE)); |
| 190 | MODULE_PARM_DESC(enc_ts_bufs, |
| 191 | "Number of encoder TS buffers\n" |
| 192 | "\t\t\tDefault is computed from other enc_ts_* parameters"); |
| 193 | MODULE_PARM_DESC(enc_mpg_buffers, |
| 194 | "Encoder MPG buffer memory (MB). (enc_mpg_bufs can override)\n" |
| 195 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_MPG_BUFFERS)); |
| 196 | MODULE_PARM_DESC(enc_mpg_bufsize, |
| 197 | "Size of an encoder MPG buffer (kB)\n" |
| 198 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_MPG_BUFSIZE)); |
| 199 | MODULE_PARM_DESC(enc_mpg_bufs, |
| 200 | "Number of encoder MPG buffers\n" |
| 201 | "\t\t\tDefault is computed from other enc_mpg_* parameters"); |
| 202 | MODULE_PARM_DESC(enc_idx_buffers, |
Andy Walls | efc0b12 | 2009-12-30 22:54:53 -0300 | [diff] [blame] | 203 | "(Deprecated) Encoder IDX buffer memory (MB)\n" |
| 204 | "\t\t\tIgnored, except 0 disables IDX buffer allocations\n" |
| 205 | "\t\t\tDefault: 1 [Enabled]"); |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 206 | MODULE_PARM_DESC(enc_idx_bufsize, |
| 207 | "Size of an encoder IDX buffer (kB)\n" |
Andy Walls | efc0b12 | 2009-12-30 22:54:53 -0300 | [diff] [blame] | 208 | "\t\t\tAllowed values are multiples of 1.5 kB rounded up\n" |
| 209 | "\t\t\t(multiples of size required for 64 index entries)\n" |
| 210 | "\t\t\tDefault: 2"); |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 211 | MODULE_PARM_DESC(enc_idx_bufs, |
| 212 | "Number of encoder IDX buffers\n" |
Andy Walls | efc0b12 | 2009-12-30 22:54:53 -0300 | [diff] [blame] | 213 | "\t\t\tDefault: " __stringify(CX18_MAX_FW_MDLS_PER_STREAM)); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 214 | MODULE_PARM_DESC(enc_yuv_buffers, |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 215 | "Encoder YUV buffer memory (MB). (enc_yuv_bufs can override)\n" |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 216 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_YUV_BUFFERS)); |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 217 | MODULE_PARM_DESC(enc_yuv_bufsize, |
| 218 | "Size of an encoder YUV buffer (kB)\n" |
Andy Walls | 22dce18 | 2009-11-09 23:55:30 -0300 | [diff] [blame] | 219 | "\t\t\tAllowed values are multiples of 33.75 kB rounded up\n" |
| 220 | "\t\t\t(multiples of size required for 32 screen lines)\n" |
| 221 | "\t\t\tDefault: 102"); |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 222 | MODULE_PARM_DESC(enc_yuv_bufs, |
| 223 | "Number of encoder YUV buffers\n" |
| 224 | "\t\t\tDefault is computed from other enc_yuv_* parameters"); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 225 | MODULE_PARM_DESC(enc_vbi_buffers, |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 226 | "Encoder VBI buffer memory (MB). (enc_vbi_bufs can override)\n" |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 227 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_VBI_BUFFERS)); |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 228 | MODULE_PARM_DESC(enc_vbi_bufs, |
| 229 | "Number of encoder VBI buffers\n" |
Andy Walls | 127ce5f | 2009-11-11 00:22:57 -0300 | [diff] [blame] | 230 | "\t\t\tDefault is computed from enc_vbi_buffers"); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 231 | MODULE_PARM_DESC(enc_pcm_buffers, |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 232 | "Encoder PCM buffer memory (MB). (enc_pcm_bufs can override)\n" |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 233 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_PCM_BUFFERS)); |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 234 | MODULE_PARM_DESC(enc_pcm_bufsize, |
| 235 | "Size of an encoder PCM buffer (kB)\n" |
| 236 | "\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_PCM_BUFSIZE)); |
| 237 | MODULE_PARM_DESC(enc_pcm_bufs, |
| 238 | "Number of encoder PCM buffers\n" |
| 239 | "\t\t\tDefault is computed from other enc_pcm_* parameters"); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 240 | |
Hans Verkuil | 581644d | 2009-06-19 11:54:00 -0300 | [diff] [blame] | 241 | MODULE_PARM_DESC(cx18_first_minor, "Set device node number assigned to first card"); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 242 | |
| 243 | MODULE_AUTHOR("Hans Verkuil"); |
| 244 | MODULE_DESCRIPTION("CX23418 driver"); |
| 245 | MODULE_SUPPORTED_DEVICE("CX23418 MPEG2 encoder"); |
| 246 | MODULE_LICENSE("GPL"); |
| 247 | |
| 248 | MODULE_VERSION(CX18_VERSION); |
| 249 | |
Devin Heitmueller | d68b687 | 2009-11-20 01:15:54 -0300 | [diff] [blame^] | 250 | /* Forward Declaration */ |
| 251 | static void request_modules(struct cx18 *dev); |
| 252 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 253 | /* Generic utility functions */ |
| 254 | int cx18_msleep_timeout(unsigned int msecs, int intr) |
| 255 | { |
Andy Walls | 330c6ec | 2008-11-08 14:19:37 -0300 | [diff] [blame] | 256 | long int timeout = msecs_to_jiffies(msecs); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 257 | int sig; |
| 258 | |
| 259 | do { |
| 260 | set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE); |
| 261 | timeout = schedule_timeout(timeout); |
| 262 | sig = intr ? signal_pending(current) : 0; |
| 263 | } while (!sig && timeout); |
| 264 | return sig; |
| 265 | } |
| 266 | |
| 267 | /* Release ioremapped memory */ |
| 268 | static void cx18_iounmap(struct cx18 *cx) |
| 269 | { |
| 270 | if (cx == NULL) |
| 271 | return; |
| 272 | |
| 273 | /* Release io memory */ |
| 274 | if (cx->enc_mem != NULL) { |
| 275 | CX18_DEBUG_INFO("releasing enc_mem\n"); |
| 276 | iounmap(cx->enc_mem); |
| 277 | cx->enc_mem = NULL; |
| 278 | } |
| 279 | } |
| 280 | |
Andy Walls | 25a42e4 | 2009-07-05 17:09:28 -0300 | [diff] [blame] | 281 | static void cx18_eeprom_dump(struct cx18 *cx, unsigned char *eedata, int len) |
| 282 | { |
| 283 | int i; |
| 284 | |
| 285 | CX18_INFO("eeprom dump:\n"); |
| 286 | for (i = 0; i < len; i++) { |
| 287 | if (0 == (i % 16)) |
| 288 | CX18_INFO("eeprom %02x:", i); |
| 289 | printk(KERN_CONT " %02x", eedata[i]); |
| 290 | if (15 == (i % 16)) |
| 291 | printk(KERN_CONT "\n"); |
| 292 | } |
| 293 | } |
| 294 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 295 | /* Hauppauge card? get values from tveeprom */ |
| 296 | void cx18_read_eeprom(struct cx18 *cx, struct tveeprom *tv) |
| 297 | { |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 298 | struct i2c_client c; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 299 | u8 eedata[256]; |
| 300 | |
Andy Walls | 6246d4e | 2009-02-21 22:27:37 -0300 | [diff] [blame] | 301 | memset(&c, 0, sizeof(c)); |
Andy Walls | 098003d | 2009-02-28 13:19:45 -0300 | [diff] [blame] | 302 | strlcpy(c.name, "cx18 tveeprom tmp", sizeof(c.name)); |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 303 | c.adapter = &cx->i2c_adap[0]; |
| 304 | c.addr = 0xA0 >> 1; |
| 305 | |
Andy Walls | 25a42e4 | 2009-07-05 17:09:28 -0300 | [diff] [blame] | 306 | memset(tv, 0, sizeof(*tv)); |
| 307 | if (tveeprom_read(&c, eedata, sizeof(eedata))) |
| 308 | return; |
| 309 | |
| 310 | switch (cx->card->type) { |
| 311 | case CX18_CARD_HVR_1600_ESMT: |
| 312 | case CX18_CARD_HVR_1600_SAMSUNG: |
| 313 | tveeprom_hauppauge_analog(&c, tv, eedata); |
| 314 | break; |
| 315 | case CX18_CARD_YUAN_MPC718: |
| 316 | tv->model = 0x718; |
| 317 | cx18_eeprom_dump(cx, eedata, sizeof(eedata)); |
| 318 | CX18_INFO("eeprom PCI ID: %02x%02x:%02x%02x\n", |
| 319 | eedata[2], eedata[1], eedata[4], eedata[3]); |
| 320 | break; |
| 321 | default: |
| 322 | tv->model = 0xffffffff; |
| 323 | cx18_eeprom_dump(cx, eedata, sizeof(eedata)); |
| 324 | break; |
| 325 | } |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 326 | } |
| 327 | |
| 328 | static void cx18_process_eeprom(struct cx18 *cx) |
| 329 | { |
| 330 | struct tveeprom tv; |
| 331 | |
| 332 | cx18_read_eeprom(cx, &tv); |
| 333 | |
| 334 | /* Many thanks to Steven Toth from Hauppauge for providing the |
| 335 | model numbers */ |
Hans Verkuil | 1d08160 | 2008-05-12 14:45:19 -0300 | [diff] [blame] | 336 | /* Note: the Samsung memory models cannot be reliably determined |
| 337 | from the model number. Use the cardtype module option if you |
| 338 | have one of these preproduction models. */ |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 339 | switch (tv.model) { |
Hans Verkuil | 1d08160 | 2008-05-12 14:45:19 -0300 | [diff] [blame] | 340 | case 74000 ... 74999: |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 341 | cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); |
| 342 | break; |
Andy Walls | 25a42e4 | 2009-07-05 17:09:28 -0300 | [diff] [blame] | 343 | case 0x718: |
| 344 | return; |
| 345 | case 0xffffffff: |
| 346 | CX18_INFO("Unknown EEPROM encoding\n"); |
| 347 | return; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 348 | case 0: |
| 349 | CX18_ERR("Invalid EEPROM\n"); |
| 350 | return; |
| 351 | default: |
| 352 | CX18_ERR("Unknown model %d, defaulting to HVR-1600\n", tv.model); |
| 353 | cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); |
| 354 | break; |
| 355 | } |
| 356 | |
| 357 | cx->v4l2_cap = cx->card->v4l2_capabilities; |
| 358 | cx->card_name = cx->card->name; |
| 359 | cx->card_i2c = cx->card->i2c; |
| 360 | |
| 361 | CX18_INFO("Autodetected %s\n", cx->card_name); |
| 362 | |
| 363 | if (tv.tuner_type == TUNER_ABSENT) |
Andy Walls | 4442ee8 | 2009-05-09 00:34:31 -0300 | [diff] [blame] | 364 | CX18_ERR("tveeprom cannot autodetect tuner!\n"); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 365 | |
| 366 | if (cx->options.tuner == -1) |
| 367 | cx->options.tuner = tv.tuner_type; |
| 368 | if (cx->options.radio == -1) |
| 369 | cx->options.radio = (tv.has_radio != 0); |
| 370 | |
| 371 | if (cx->std != 0) |
| 372 | /* user specified tuner standard */ |
| 373 | return; |
| 374 | |
| 375 | /* autodetect tuner standard */ |
| 376 | if (tv.tuner_formats & V4L2_STD_PAL) { |
| 377 | CX18_DEBUG_INFO("PAL tuner detected\n"); |
| 378 | cx->std |= V4L2_STD_PAL_BG | V4L2_STD_PAL_H; |
| 379 | } else if (tv.tuner_formats & V4L2_STD_NTSC) { |
| 380 | CX18_DEBUG_INFO("NTSC tuner detected\n"); |
| 381 | cx->std |= V4L2_STD_NTSC_M; |
| 382 | } else if (tv.tuner_formats & V4L2_STD_SECAM) { |
| 383 | CX18_DEBUG_INFO("SECAM tuner detected\n"); |
| 384 | cx->std |= V4L2_STD_SECAM_L; |
| 385 | } else { |
| 386 | CX18_INFO("No tuner detected, default to NTSC-M\n"); |
| 387 | cx->std |= V4L2_STD_NTSC_M; |
| 388 | } |
| 389 | } |
| 390 | |
| 391 | static v4l2_std_id cx18_parse_std(struct cx18 *cx) |
| 392 | { |
| 393 | switch (pal[0]) { |
| 394 | case '6': |
| 395 | return V4L2_STD_PAL_60; |
| 396 | case 'b': |
| 397 | case 'B': |
| 398 | case 'g': |
| 399 | case 'G': |
| 400 | return V4L2_STD_PAL_BG; |
| 401 | case 'h': |
| 402 | case 'H': |
| 403 | return V4L2_STD_PAL_H; |
| 404 | case 'n': |
| 405 | case 'N': |
| 406 | if (pal[1] == 'c' || pal[1] == 'C') |
| 407 | return V4L2_STD_PAL_Nc; |
| 408 | return V4L2_STD_PAL_N; |
| 409 | case 'i': |
| 410 | case 'I': |
| 411 | return V4L2_STD_PAL_I; |
| 412 | case 'd': |
| 413 | case 'D': |
| 414 | case 'k': |
| 415 | case 'K': |
| 416 | return V4L2_STD_PAL_DK; |
| 417 | case 'M': |
| 418 | case 'm': |
| 419 | return V4L2_STD_PAL_M; |
| 420 | case '-': |
| 421 | break; |
| 422 | default: |
| 423 | CX18_WARN("pal= argument not recognised\n"); |
| 424 | return 0; |
| 425 | } |
| 426 | |
| 427 | switch (secam[0]) { |
| 428 | case 'b': |
| 429 | case 'B': |
| 430 | case 'g': |
| 431 | case 'G': |
| 432 | case 'h': |
| 433 | case 'H': |
| 434 | return V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; |
| 435 | case 'd': |
| 436 | case 'D': |
| 437 | case 'k': |
| 438 | case 'K': |
| 439 | return V4L2_STD_SECAM_DK; |
| 440 | case 'l': |
| 441 | case 'L': |
| 442 | if (secam[1] == 'C' || secam[1] == 'c') |
| 443 | return V4L2_STD_SECAM_LC; |
| 444 | return V4L2_STD_SECAM_L; |
| 445 | case '-': |
| 446 | break; |
| 447 | default: |
| 448 | CX18_WARN("secam= argument not recognised\n"); |
| 449 | return 0; |
| 450 | } |
| 451 | |
| 452 | switch (ntsc[0]) { |
| 453 | case 'm': |
| 454 | case 'M': |
| 455 | return V4L2_STD_NTSC_M; |
| 456 | case 'j': |
| 457 | case 'J': |
| 458 | return V4L2_STD_NTSC_M_JP; |
| 459 | case 'k': |
| 460 | case 'K': |
| 461 | return V4L2_STD_NTSC_M_KR; |
| 462 | case '-': |
| 463 | break; |
| 464 | default: |
| 465 | CX18_WARN("ntsc= argument not recognised\n"); |
| 466 | return 0; |
| 467 | } |
| 468 | |
| 469 | /* no match found */ |
| 470 | return 0; |
| 471 | } |
| 472 | |
| 473 | static void cx18_process_options(struct cx18 *cx) |
| 474 | { |
| 475 | int i, j; |
| 476 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 477 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_TS] = enc_ts_buffers; |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 478 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_MPG] = enc_mpg_buffers; |
| 479 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_IDX] = enc_idx_buffers; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 480 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_YUV] = enc_yuv_buffers; |
| 481 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_VBI] = enc_vbi_buffers; |
| 482 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_PCM] = enc_pcm_buffers; |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 483 | cx->options.megabytes[CX18_ENC_STREAM_TYPE_RAD] = 0; /* control only */ |
| 484 | |
| 485 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_TS] = enc_ts_bufs; |
| 486 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_MPG] = enc_mpg_bufs; |
| 487 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_IDX] = enc_idx_bufs; |
| 488 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_YUV] = enc_yuv_bufs; |
| 489 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_VBI] = enc_vbi_bufs; |
| 490 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_PCM] = enc_pcm_bufs; |
| 491 | cx->stream_buffers[CX18_ENC_STREAM_TYPE_RAD] = 0; /* control, no data */ |
| 492 | |
| 493 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_TS] = enc_ts_bufsize; |
| 494 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_MPG] = enc_mpg_bufsize; |
| 495 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_IDX] = enc_idx_bufsize; |
| 496 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_YUV] = enc_yuv_bufsize; |
Andy Walls | 466df46 | 2009-02-07 15:47:28 -0300 | [diff] [blame] | 497 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_VBI] = vbi_active_samples * 36; |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 498 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_PCM] = enc_pcm_bufsize; |
| 499 | cx->stream_buf_size[CX18_ENC_STREAM_TYPE_RAD] = 0; /* control no data */ |
| 500 | |
Andy Walls | 466df46 | 2009-02-07 15:47:28 -0300 | [diff] [blame] | 501 | /* Ensure stream_buffers & stream_buf_size are valid */ |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 502 | for (i = 0; i < CX18_MAX_STREAMS; i++) { |
Andy Walls | 466df46 | 2009-02-07 15:47:28 -0300 | [diff] [blame] | 503 | if (cx->stream_buffers[i] == 0 || /* User said 0 buffers */ |
| 504 | cx->options.megabytes[i] <= 0 || /* User said 0 MB total */ |
| 505 | cx->stream_buf_size[i] <= 0) { /* User said buf size 0 */ |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 506 | cx->options.megabytes[i] = 0; |
| 507 | cx->stream_buffers[i] = 0; |
| 508 | cx->stream_buf_size[i] = 0; |
| 509 | continue; |
| 510 | } |
Andy Walls | 466df46 | 2009-02-07 15:47:28 -0300 | [diff] [blame] | 511 | /* |
Andy Walls | 22dce18 | 2009-11-09 23:55:30 -0300 | [diff] [blame] | 512 | * YUV is a special case where the stream_buf_size needs to be |
| 513 | * an integral multiple of 33.75 kB (storage for 32 screens |
Andy Walls | efc0b12 | 2009-12-30 22:54:53 -0300 | [diff] [blame] | 514 | * lines to maintain alignment in case of lost buffers). |
| 515 | * |
| 516 | * IDX is a special case where the stream_buf_size should be |
| 517 | * an integral multiple of 1.5 kB (storage for 64 index entries |
| 518 | * to maintain alignment in case of lost buffers). |
| 519 | * |
Andy Walls | 22dce18 | 2009-11-09 23:55:30 -0300 | [diff] [blame] | 520 | */ |
| 521 | if (i == CX18_ENC_STREAM_TYPE_YUV) { |
| 522 | cx->stream_buf_size[i] *= 1024; |
| 523 | cx->stream_buf_size[i] -= |
| 524 | (cx->stream_buf_size[i] % CX18_UNIT_ENC_YUV_BUFSIZE); |
| 525 | |
| 526 | if (cx->stream_buf_size[i] < CX18_UNIT_ENC_YUV_BUFSIZE) |
| 527 | cx->stream_buf_size[i] = |
| 528 | CX18_UNIT_ENC_YUV_BUFSIZE; |
Andy Walls | efc0b12 | 2009-12-30 22:54:53 -0300 | [diff] [blame] | 529 | } else if (i == CX18_ENC_STREAM_TYPE_IDX) { |
| 530 | cx->stream_buf_size[i] *= 1024; |
| 531 | cx->stream_buf_size[i] -= |
| 532 | (cx->stream_buf_size[i] % CX18_UNIT_ENC_IDX_BUFSIZE); |
| 533 | |
| 534 | if (cx->stream_buf_size[i] < CX18_UNIT_ENC_IDX_BUFSIZE) |
| 535 | cx->stream_buf_size[i] = |
| 536 | CX18_UNIT_ENC_IDX_BUFSIZE; |
Andy Walls | 22dce18 | 2009-11-09 23:55:30 -0300 | [diff] [blame] | 537 | } |
| 538 | /* |
Andy Walls | efc0b12 | 2009-12-30 22:54:53 -0300 | [diff] [blame] | 539 | * YUV and IDX are special cases where the stream_buf_size is |
Andy Walls | 22dce18 | 2009-11-09 23:55:30 -0300 | [diff] [blame] | 540 | * now in bytes. |
Andy Walls | 466df46 | 2009-02-07 15:47:28 -0300 | [diff] [blame] | 541 | * VBI is a special case where the stream_buf_size is fixed |
| 542 | * and already in bytes |
| 543 | */ |
Andy Walls | 22dce18 | 2009-11-09 23:55:30 -0300 | [diff] [blame] | 544 | if (i == CX18_ENC_STREAM_TYPE_VBI || |
Andy Walls | efc0b12 | 2009-12-30 22:54:53 -0300 | [diff] [blame] | 545 | i == CX18_ENC_STREAM_TYPE_YUV || |
| 546 | i == CX18_ENC_STREAM_TYPE_IDX) { |
Andy Walls | 466df46 | 2009-02-07 15:47:28 -0300 | [diff] [blame] | 547 | if (cx->stream_buffers[i] < 0) { |
| 548 | cx->stream_buffers[i] = |
| 549 | cx->options.megabytes[i] * 1024 * 1024 |
| 550 | / cx->stream_buf_size[i]; |
| 551 | } else { |
| 552 | /* N.B. This might round down to 0 */ |
| 553 | cx->options.megabytes[i] = |
| 554 | cx->stream_buffers[i] |
| 555 | * cx->stream_buf_size[i]/(1024 * 1024); |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 556 | } |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 557 | } else { |
Andy Walls | 22dce18 | 2009-11-09 23:55:30 -0300 | [diff] [blame] | 558 | /* All other streams have stream_buf_size in kB here */ |
| 559 | if (cx->stream_buffers[i] < 0) { |
| 560 | cx->stream_buffers[i] = |
| 561 | cx->options.megabytes[i] * 1024 |
| 562 | / cx->stream_buf_size[i]; |
| 563 | } else { |
| 564 | /* N.B. This might round down to 0 */ |
| 565 | cx->options.megabytes[i] = |
| 566 | cx->stream_buffers[i] |
| 567 | * cx->stream_buf_size[i] / 1024; |
| 568 | } |
| 569 | /* convert from kB to bytes */ |
| 570 | cx->stream_buf_size[i] *= 1024; |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 571 | } |
Andy Walls | 22dce18 | 2009-11-09 23:55:30 -0300 | [diff] [blame] | 572 | CX18_DEBUG_INFO("Stream type %d options: %d MB, %d buffers, " |
| 573 | "%d bytes\n", i, cx->options.megabytes[i], |
| 574 | cx->stream_buffers[i], cx->stream_buf_size[i]); |
Andy Walls | 6ecd86d | 2008-12-07 23:30:17 -0300 | [diff] [blame] | 575 | } |
| 576 | |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 577 | cx->options.cardtype = cardtype[cx->instance]; |
| 578 | cx->options.tuner = tuner[cx->instance]; |
| 579 | cx->options.radio = radio[cx->instance]; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 580 | |
| 581 | cx->std = cx18_parse_std(cx); |
| 582 | if (cx->options.cardtype == -1) { |
| 583 | CX18_INFO("Ignore card\n"); |
| 584 | return; |
| 585 | } |
| 586 | cx->card = cx18_get_card(cx->options.cardtype - 1); |
| 587 | if (cx->card) |
| 588 | CX18_INFO("User specified %s card\n", cx->card->name); |
| 589 | else if (cx->options.cardtype != 0) |
| 590 | CX18_ERR("Unknown user specified type, trying to autodetect card\n"); |
| 591 | if (cx->card == NULL) { |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 592 | if (cx->pci_dev->subsystem_vendor == CX18_PCI_ID_HAUPPAUGE) { |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 593 | cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); |
| 594 | CX18_INFO("Autodetected Hauppauge card\n"); |
| 595 | } |
| 596 | } |
| 597 | if (cx->card == NULL) { |
| 598 | for (i = 0; (cx->card = cx18_get_card(i)); i++) { |
| 599 | if (cx->card->pci_list == NULL) |
| 600 | continue; |
| 601 | for (j = 0; cx->card->pci_list[j].device; j++) { |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 602 | if (cx->pci_dev->device != |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 603 | cx->card->pci_list[j].device) |
| 604 | continue; |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 605 | if (cx->pci_dev->subsystem_vendor != |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 606 | cx->card->pci_list[j].subsystem_vendor) |
| 607 | continue; |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 608 | if (cx->pci_dev->subsystem_device != |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 609 | cx->card->pci_list[j].subsystem_device) |
| 610 | continue; |
| 611 | CX18_INFO("Autodetected %s card\n", cx->card->name); |
| 612 | goto done; |
| 613 | } |
| 614 | } |
| 615 | } |
| 616 | done: |
| 617 | |
| 618 | if (cx->card == NULL) { |
| 619 | cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT); |
Bjorn Helgaas | 29e66a6 | 2008-09-04 17:24:51 -0300 | [diff] [blame] | 620 | CX18_ERR("Unknown card: vendor/device: [%04x:%04x]\n", |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 621 | cx->pci_dev->vendor, cx->pci_dev->device); |
Bjorn Helgaas | 29e66a6 | 2008-09-04 17:24:51 -0300 | [diff] [blame] | 622 | CX18_ERR(" subsystem vendor/device: [%04x:%04x]\n", |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 623 | cx->pci_dev->subsystem_vendor, |
| 624 | cx->pci_dev->subsystem_device); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 625 | CX18_ERR("Defaulting to %s card\n", cx->card->name); |
| 626 | CX18_ERR("Please mail the vendor/device and subsystem vendor/device IDs and what kind of\n"); |
| 627 | CX18_ERR("card you have to the ivtv-devel mailinglist (www.ivtvdriver.org)\n"); |
| 628 | CX18_ERR("Prefix your subject line with [UNKNOWN CX18 CARD].\n"); |
| 629 | } |
| 630 | cx->v4l2_cap = cx->card->v4l2_capabilities; |
| 631 | cx->card_name = cx->card->name; |
| 632 | cx->card_i2c = cx->card->i2c; |
| 633 | } |
| 634 | |
Andy Walls | 8711615 | 2009-04-13 22:42:43 -0300 | [diff] [blame] | 635 | static int __devinit cx18_create_in_workq(struct cx18 *cx) |
| 636 | { |
| 637 | snprintf(cx->in_workq_name, sizeof(cx->in_workq_name), "%s-in", |
| 638 | cx->v4l2_dev.name); |
| 639 | cx->in_work_queue = create_singlethread_workqueue(cx->in_workq_name); |
| 640 | if (cx->in_work_queue == NULL) { |
| 641 | CX18_ERR("Unable to create incoming mailbox handler thread\n"); |
| 642 | return -ENOMEM; |
| 643 | } |
| 644 | return 0; |
| 645 | } |
| 646 | |
| 647 | static int __devinit cx18_create_out_workq(struct cx18 *cx) |
| 648 | { |
| 649 | snprintf(cx->out_workq_name, sizeof(cx->out_workq_name), "%s-out", |
| 650 | cx->v4l2_dev.name); |
| 651 | cx->out_work_queue = create_workqueue(cx->out_workq_name); |
| 652 | if (cx->out_work_queue == NULL) { |
| 653 | CX18_ERR("Unable to create outgoing mailbox handler threads\n"); |
| 654 | return -ENOMEM; |
| 655 | } |
| 656 | return 0; |
| 657 | } |
| 658 | |
| 659 | static void __devinit cx18_init_in_work_orders(struct cx18 *cx) |
| 660 | { |
| 661 | int i; |
| 662 | for (i = 0; i < CX18_MAX_IN_WORK_ORDERS; i++) { |
| 663 | cx->in_work_order[i].cx = cx; |
| 664 | cx->in_work_order[i].str = cx->epu_debug_str; |
| 665 | INIT_WORK(&cx->in_work_order[i].work, cx18_in_work_handler); |
| 666 | } |
| 667 | } |
| 668 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 669 | /* Precondition: the cx18 structure has been memset to 0. Only |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 670 | the dev and instance fields have been filled in. |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 671 | No assumptions on the card type may be made here (see cx18_init_struct2 |
| 672 | for that). |
| 673 | */ |
| 674 | static int __devinit cx18_init_struct1(struct cx18 *cx) |
| 675 | { |
Andy Walls | 8711615 | 2009-04-13 22:42:43 -0300 | [diff] [blame] | 676 | int ret; |
Andy Walls | ee2d64f | 2008-11-16 01:38:19 -0300 | [diff] [blame] | 677 | |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 678 | cx->base_addr = pci_resource_start(cx->pci_dev, 0); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 679 | |
| 680 | mutex_init(&cx->serialize_lock); |
Andy Walls | 8abdd00 | 2008-07-13 19:05:25 -0300 | [diff] [blame] | 681 | mutex_init(&cx->gpio_lock); |
Andy Walls | 72c2d6d | 2008-11-06 01:15:41 -0300 | [diff] [blame] | 682 | mutex_init(&cx->epu2apu_mb_lock); |
| 683 | mutex_init(&cx->epu2cpu_mb_lock); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 684 | |
Andy Walls | 8711615 | 2009-04-13 22:42:43 -0300 | [diff] [blame] | 685 | ret = cx18_create_out_workq(cx); |
| 686 | if (ret) |
| 687 | return ret; |
| 688 | |
| 689 | ret = cx18_create_in_workq(cx); |
| 690 | if (ret) { |
| 691 | destroy_workqueue(cx->out_work_queue); |
| 692 | return ret; |
Andy Walls | 572bfea | 2008-11-25 21:43:05 -0300 | [diff] [blame] | 693 | } |
| 694 | |
Andy Walls | 8711615 | 2009-04-13 22:42:43 -0300 | [diff] [blame] | 695 | cx18_init_in_work_orders(cx); |
Andy Walls | 1d6782b | 2008-11-05 00:49:14 -0300 | [diff] [blame] | 696 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 697 | /* start counting open_id at 1 */ |
| 698 | cx->open_id = 1; |
| 699 | |
| 700 | /* Initial settings */ |
| 701 | cx2341x_fill_defaults(&cx->params); |
| 702 | cx->temporal_strength = cx->params.video_temporal_filter; |
| 703 | cx->spatial_strength = cx->params.video_spatial_filter; |
| 704 | cx->filter_mode = cx->params.video_spatial_filter_mode | |
| 705 | (cx->params.video_temporal_filter_mode << 1) | |
| 706 | (cx->params.video_median_filter_type << 2); |
| 707 | cx->params.port = CX2341X_PORT_MEMORY; |
Andy Walls | 302df97 | 2009-01-31 00:33:02 -0300 | [diff] [blame] | 708 | cx->params.capabilities = |
Andy Walls | 006e717 | 2009-02-21 22:44:50 -0300 | [diff] [blame] | 709 | CX2341X_CAP_HAS_TS | CX2341X_CAP_HAS_SLICED_VBI; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 710 | init_waitqueue_head(&cx->cap_w); |
| 711 | init_waitqueue_head(&cx->mb_apu_waitq); |
| 712 | init_waitqueue_head(&cx->mb_cpu_waitq); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 713 | init_waitqueue_head(&cx->dma_waitq); |
| 714 | |
| 715 | /* VBI */ |
Andy Walls | dd07343 | 2008-12-12 16:24:04 -0300 | [diff] [blame] | 716 | cx->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 717 | cx->vbi.sliced_in = &cx->vbi.in.fmt.sliced; |
Andy Walls | af009cf | 2008-12-12 20:00:29 -0300 | [diff] [blame] | 718 | |
Andy Walls | 52fcb3e | 2009-11-08 23:45:24 -0300 | [diff] [blame] | 719 | /* IVTV style VBI insertion into MPEG streams */ |
| 720 | INIT_LIST_HEAD(&cx->vbi.sliced_mpeg_buf.list); |
| 721 | INIT_LIST_HEAD(&cx->vbi.sliced_mpeg_mdl.list); |
| 722 | INIT_LIST_HEAD(&cx->vbi.sliced_mpeg_mdl.buf_list); |
| 723 | list_add(&cx->vbi.sliced_mpeg_buf.list, |
| 724 | &cx->vbi.sliced_mpeg_mdl.buf_list); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 725 | return 0; |
| 726 | } |
| 727 | |
| 728 | /* Second initialization part. Here the card type has been |
| 729 | autodetected. */ |
| 730 | static void __devinit cx18_init_struct2(struct cx18 *cx) |
| 731 | { |
| 732 | int i; |
| 733 | |
| 734 | for (i = 0; i < CX18_CARD_MAX_VIDEO_INPUTS; i++) |
| 735 | if (cx->card->video_inputs[i].video_type == 0) |
| 736 | break; |
| 737 | cx->nof_inputs = i; |
| 738 | for (i = 0; i < CX18_CARD_MAX_AUDIO_INPUTS; i++) |
| 739 | if (cx->card->audio_inputs[i].audio_type == 0) |
| 740 | break; |
| 741 | cx->nof_audio_inputs = i; |
| 742 | |
| 743 | /* Find tuner input */ |
| 744 | for (i = 0; i < cx->nof_inputs; i++) { |
| 745 | if (cx->card->video_inputs[i].video_type == |
| 746 | CX18_CARD_INPUT_VID_TUNER) |
| 747 | break; |
| 748 | } |
| 749 | if (i == cx->nof_inputs) |
| 750 | i = 0; |
| 751 | cx->active_input = i; |
| 752 | cx->audio_input = cx->card->video_inputs[i].audio_index; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 753 | } |
| 754 | |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 755 | static int cx18_setup_pci(struct cx18 *cx, struct pci_dev *pci_dev, |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 756 | const struct pci_device_id *pci_id) |
| 757 | { |
| 758 | u16 cmd; |
| 759 | unsigned char pci_latency; |
| 760 | |
| 761 | CX18_DEBUG_INFO("Enabling pci device\n"); |
| 762 | |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 763 | if (pci_enable_device(pci_dev)) { |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 764 | CX18_ERR("Can't enable device %d!\n", cx->instance); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 765 | return -EIO; |
| 766 | } |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 767 | if (pci_set_dma_mask(pci_dev, 0xffffffff)) { |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 768 | CX18_ERR("No suitable DMA available, card %d\n", cx->instance); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 769 | return -EIO; |
| 770 | } |
| 771 | if (!request_mem_region(cx->base_addr, CX18_MEM_SIZE, "cx18 encoder")) { |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 772 | CX18_ERR("Cannot request encoder memory region, card %d\n", |
| 773 | cx->instance); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 774 | return -EIO; |
| 775 | } |
| 776 | |
Andy Walls | 4519064 | 2008-08-29 16:10:21 -0300 | [diff] [blame] | 777 | /* Enable bus mastering and memory mapped IO for the CX23418 */ |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 778 | pci_read_config_word(pci_dev, PCI_COMMAND, &cmd); |
Andy Walls | 4519064 | 2008-08-29 16:10:21 -0300 | [diff] [blame] | 779 | cmd |= PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER; |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 780 | pci_write_config_word(pci_dev, PCI_COMMAND, cmd); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 781 | |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 782 | pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &cx->card_rev); |
| 783 | pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &pci_latency); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 784 | |
| 785 | if (pci_latency < 64 && cx18_pci_latency) { |
| 786 | CX18_INFO("Unreasonably low latency timer, " |
| 787 | "setting to 64 (was %d)\n", pci_latency); |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 788 | pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, 64); |
| 789 | pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &pci_latency); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 790 | } |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 791 | |
| 792 | CX18_DEBUG_INFO("cx%d (rev %d) at %02x:%02x.%x, " |
| 793 | "irq: %d, latency: %d, memory: 0x%lx\n", |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 794 | cx->pci_dev->device, cx->card_rev, pci_dev->bus->number, |
| 795 | PCI_SLOT(pci_dev->devfn), PCI_FUNC(pci_dev->devfn), |
| 796 | cx->pci_dev->irq, pci_latency, (unsigned long)cx->base_addr); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 797 | |
| 798 | return 0; |
| 799 | } |
| 800 | |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 801 | static void cx18_init_subdevs(struct cx18 *cx) |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 802 | { |
| 803 | u32 hw = cx->card->hw_all; |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 804 | u32 device; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 805 | int i; |
| 806 | |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 807 | for (i = 0, device = 1; i < 32; i++, device <<= 1) { |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 808 | |
| 809 | if (!(device & hw)) |
| 810 | continue; |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 811 | |
| 812 | switch (device) { |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 813 | case CX18_HW_DVB: |
| 814 | case CX18_HW_TVEEPROM: |
| 815 | /* These subordinate devices do not use probing */ |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 816 | cx->hw_flags |= device; |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 817 | break; |
| 818 | case CX18_HW_418_AV: |
| 819 | /* The A/V decoder gets probed earlier to set PLLs */ |
| 820 | /* Just note that the card uses it (i.e. has analog) */ |
| 821 | cx->hw_flags |= device; |
| 822 | break; |
Andy Walls | eefe101 | 2009-02-21 18:42:49 -0300 | [diff] [blame] | 823 | case CX18_HW_GPIO_RESET_CTRL: |
| 824 | /* |
| 825 | * The Reset Controller gets probed and added to |
| 826 | * hw_flags earlier for i2c adapter/bus initialization |
| 827 | */ |
| 828 | break; |
| 829 | case CX18_HW_GPIO_MUX: |
| 830 | if (cx18_gpio_register(cx, device) == 0) |
| 831 | cx->hw_flags |= device; |
| 832 | break; |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 833 | default: |
| 834 | if (cx18_i2c_register(cx, i) == 0) |
| 835 | cx->hw_flags |= device; |
| 836 | break; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 837 | } |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 838 | } |
| 839 | |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 840 | if (cx->hw_flags & CX18_HW_418_AV) |
| 841 | cx->sd_av = cx18_find_hw(cx, CX18_HW_418_AV); |
| 842 | |
| 843 | if (cx->card->hw_muxer != 0) |
| 844 | cx->sd_extmux = cx18_find_hw(cx, cx->card->hw_muxer); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 845 | } |
| 846 | |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 847 | static int __devinit cx18_probe(struct pci_dev *pci_dev, |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 848 | const struct pci_device_id *pci_id) |
| 849 | { |
| 850 | int retval = 0; |
Andy Walls | ff08657 | 2008-10-18 08:51:28 -0300 | [diff] [blame] | 851 | int i; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 852 | u32 devtype; |
| 853 | struct cx18 *cx; |
| 854 | |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 855 | /* FIXME - module parameter arrays constrain max instances */ |
| 856 | i = atomic_inc_return(&cx18_instance) - 1; |
| 857 | if (i >= CX18_MAX_CARDS) { |
| 858 | printk(KERN_ERR "cx18: cannot manage card %d, driver has a " |
| 859 | "limit of 0 - %d\n", i, CX18_MAX_CARDS - 1); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 860 | return -ENOMEM; |
| 861 | } |
| 862 | |
| 863 | cx = kzalloc(sizeof(struct cx18), GFP_ATOMIC); |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 864 | if (cx == NULL) { |
| 865 | printk(KERN_ERR "cx18: cannot manage card %d, out of memory\n", |
| 866 | i); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 867 | return -ENOMEM; |
| 868 | } |
Andy Walls | 888cdb0 | 2009-01-11 15:08:53 -0300 | [diff] [blame] | 869 | cx->pci_dev = pci_dev; |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 870 | cx->instance = i; |
| 871 | |
Andy Walls | 888cdb0 | 2009-01-11 15:08:53 -0300 | [diff] [blame] | 872 | retval = v4l2_device_register(&pci_dev->dev, &cx->v4l2_dev); |
| 873 | if (retval) { |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 874 | printk(KERN_ERR "cx18: v4l2_device_register of card %d failed" |
| 875 | "\n", cx->instance); |
| 876 | kfree(cx); |
| 877 | return retval; |
Andy Walls | 888cdb0 | 2009-01-11 15:08:53 -0300 | [diff] [blame] | 878 | } |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 879 | snprintf(cx->v4l2_dev.name, sizeof(cx->v4l2_dev.name), "cx18-%d", |
| 880 | cx->instance); |
| 881 | CX18_INFO("Initializing card %d\n", cx->instance); |
Andy Walls | 888cdb0 | 2009-01-11 15:08:53 -0300 | [diff] [blame] | 882 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 883 | cx18_process_options(cx); |
| 884 | if (cx->options.cardtype == -1) { |
| 885 | retval = -ENODEV; |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 886 | goto err; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 887 | } |
Andy Walls | 8711615 | 2009-04-13 22:42:43 -0300 | [diff] [blame] | 888 | |
| 889 | retval = cx18_init_struct1(cx); |
| 890 | if (retval) |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 891 | goto err; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 892 | |
| 893 | CX18_DEBUG_INFO("base addr: 0x%08x\n", cx->base_addr); |
| 894 | |
| 895 | /* PCI Device Setup */ |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 896 | retval = cx18_setup_pci(cx, pci_dev, pci_id); |
Andy Walls | 572bfea | 2008-11-25 21:43:05 -0300 | [diff] [blame] | 897 | if (retval != 0) |
Andy Walls | 8711615 | 2009-04-13 22:42:43 -0300 | [diff] [blame] | 898 | goto free_workqueues; |
Andy Walls | 572bfea | 2008-11-25 21:43:05 -0300 | [diff] [blame] | 899 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 900 | /* map io memory */ |
| 901 | CX18_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n", |
| 902 | cx->base_addr + CX18_MEM_OFFSET, CX18_MEM_SIZE); |
| 903 | cx->enc_mem = ioremap_nocache(cx->base_addr + CX18_MEM_OFFSET, |
| 904 | CX18_MEM_SIZE); |
| 905 | if (!cx->enc_mem) { |
| 906 | CX18_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n"); |
| 907 | CX18_ERR("or disabling CONFIG_HIGHMEM4G into the kernel would help\n"); |
| 908 | retval = -ENOMEM; |
| 909 | goto free_mem; |
| 910 | } |
| 911 | cx->reg_mem = cx->enc_mem + CX18_REG_OFFSET; |
Andy Walls | b152642 | 2008-08-30 16:03:44 -0300 | [diff] [blame] | 912 | devtype = cx18_read_reg(cx, 0xC72028); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 913 | switch (devtype & 0xff000000) { |
| 914 | case 0xff000000: |
| 915 | CX18_INFO("cx23418 revision %08x (A)\n", devtype); |
| 916 | break; |
| 917 | case 0x01000000: |
| 918 | CX18_INFO("cx23418 revision %08x (B)\n", devtype); |
| 919 | break; |
| 920 | default: |
| 921 | CX18_INFO("cx23418 revision %08x (Unknown)\n", devtype); |
| 922 | break; |
| 923 | } |
| 924 | |
| 925 | cx18_init_power(cx, 1); |
| 926 | cx18_init_memory(cx); |
| 927 | |
Al Viro | 990c81c | 2008-05-21 00:32:01 -0300 | [diff] [blame] | 928 | cx->scb = (struct cx18_scb __iomem *)(cx->enc_mem + SCB_OFFSET); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 929 | cx18_init_scb(cx); |
| 930 | |
| 931 | cx18_gpio_init(cx); |
| 932 | |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 933 | /* Initialize integrated A/V decoder early to set PLLs, just in case */ |
| 934 | retval = cx18_av_probe(cx); |
Andy Walls | fa3e703 | 2009-02-16 02:23:25 -0300 | [diff] [blame] | 935 | if (retval) { |
| 936 | CX18_ERR("Could not register A/V decoder subdevice\n"); |
| 937 | goto free_map; |
| 938 | } |
Andy Walls | fa3e703 | 2009-02-16 02:23:25 -0300 | [diff] [blame] | 939 | |
Andy Walls | eefe101 | 2009-02-21 18:42:49 -0300 | [diff] [blame] | 940 | /* Initialize GPIO Reset Controller to do chip resets during i2c init */ |
| 941 | if (cx->card->hw_all & CX18_HW_GPIO_RESET_CTRL) { |
| 942 | if (cx18_gpio_register(cx, CX18_HW_GPIO_RESET_CTRL) != 0) |
| 943 | CX18_WARN("Could not register GPIO reset controller" |
| 944 | "subdevice; proceeding anyway.\n"); |
| 945 | else |
| 946 | cx->hw_flags |= CX18_HW_GPIO_RESET_CTRL; |
| 947 | } |
| 948 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 949 | /* active i2c */ |
| 950 | CX18_DEBUG_INFO("activating i2c...\n"); |
Andy Walls | 9b4a7c8 | 2008-10-18 10:20:25 -0300 | [diff] [blame] | 951 | retval = init_cx18_i2c(cx); |
| 952 | if (retval) { |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 953 | CX18_ERR("Could not initialize i2c\n"); |
| 954 | goto free_map; |
| 955 | } |
| 956 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 957 | if (cx->card->hw_all & CX18_HW_TVEEPROM) { |
| 958 | /* Based on the model number the cardtype may be changed. |
| 959 | The PCI IDs are not always reliable. */ |
| 960 | cx18_process_eeprom(cx); |
| 961 | } |
| 962 | if (cx->card->comment) |
| 963 | CX18_INFO("%s", cx->card->comment); |
| 964 | if (cx->card->v4l2_capabilities == 0) { |
| 965 | retval = -ENODEV; |
| 966 | goto free_i2c; |
| 967 | } |
| 968 | cx18_init_memory(cx); |
Andy Walls | fd6b9c9 | 2008-12-14 21:26:25 -0300 | [diff] [blame] | 969 | cx18_init_scb(cx); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 970 | |
| 971 | /* Register IRQ */ |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 972 | retval = request_irq(cx->pci_dev->irq, cx18_irq_handler, |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 973 | IRQF_SHARED | IRQF_DISABLED, |
| 974 | cx->v4l2_dev.name, (void *)cx); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 975 | if (retval) { |
| 976 | CX18_ERR("Failed to register irq %d\n", retval); |
| 977 | goto free_i2c; |
| 978 | } |
| 979 | |
| 980 | if (cx->std == 0) |
| 981 | cx->std = V4L2_STD_NTSC_M; |
| 982 | |
| 983 | if (cx->options.tuner == -1) { |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 984 | for (i = 0; i < CX18_CARD_MAX_TUNERS; i++) { |
| 985 | if ((cx->std & cx->card->tuners[i].std) == 0) |
| 986 | continue; |
| 987 | cx->options.tuner = cx->card->tuners[i].tuner; |
| 988 | break; |
| 989 | } |
| 990 | } |
| 991 | /* if no tuner was found, then pick the first tuner in the card list */ |
| 992 | if (cx->options.tuner == -1 && cx->card->tuners[0].std) { |
| 993 | cx->std = cx->card->tuners[0].std; |
Hans Verkuil | c3cb4d9 | 2008-06-27 23:27:25 -0300 | [diff] [blame] | 994 | if (cx->std & V4L2_STD_PAL) |
| 995 | cx->std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H; |
| 996 | else if (cx->std & V4L2_STD_NTSC) |
| 997 | cx->std = V4L2_STD_NTSC_M; |
| 998 | else if (cx->std & V4L2_STD_SECAM) |
| 999 | cx->std = V4L2_STD_SECAM_L; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1000 | cx->options.tuner = cx->card->tuners[0].tuner; |
| 1001 | } |
| 1002 | if (cx->options.radio == -1) |
| 1003 | cx->options.radio = (cx->card->radio_input.audio_type != 0); |
| 1004 | |
| 1005 | /* The card is now fully identified, continue with card-specific |
| 1006 | initialization. */ |
| 1007 | cx18_init_struct2(cx); |
| 1008 | |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 1009 | cx18_init_subdevs(cx); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1010 | |
Andy Walls | 8d037ed | 2009-02-21 22:35:11 -0300 | [diff] [blame] | 1011 | if (cx->std & V4L2_STD_525_60) |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1012 | cx->is_60hz = 1; |
Andy Walls | 8d037ed | 2009-02-21 22:35:11 -0300 | [diff] [blame] | 1013 | else |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1014 | cx->is_50hz = 1; |
Andy Walls | 8d037ed | 2009-02-21 22:35:11 -0300 | [diff] [blame] | 1015 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1016 | cx->params.video_gop_size = cx->is_60hz ? 15 : 12; |
| 1017 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1018 | if (cx->options.radio > 0) |
| 1019 | cx->v4l2_cap |= V4L2_CAP_RADIO; |
| 1020 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1021 | if (cx->options.tuner > -1) { |
| 1022 | struct tuner_setup setup; |
| 1023 | |
| 1024 | setup.addr = ADDR_UNSET; |
| 1025 | setup.type = cx->options.tuner; |
| 1026 | setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */ |
| 1027 | setup.tuner_callback = (setup.type == TUNER_XC2028) ? |
| 1028 | cx18_reset_tuner_gpio : NULL; |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 1029 | cx18_call_all(cx, tuner, s_type_addr, &setup); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1030 | if (setup.type == TUNER_XC2028) { |
| 1031 | static struct xc2028_ctrl ctrl = { |
| 1032 | .fname = XC2028_DEFAULT_FIRMWARE, |
| 1033 | .max_len = 64, |
| 1034 | }; |
| 1035 | struct v4l2_priv_tun_config cfg = { |
| 1036 | .tuner = cx->options.tuner, |
| 1037 | .priv = &ctrl, |
| 1038 | }; |
Andy Walls | ff2a200 | 2009-02-20 23:52:13 -0300 | [diff] [blame] | 1039 | cx18_call_all(cx, tuner, s_config, &cfg); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1040 | } |
| 1041 | } |
| 1042 | |
| 1043 | /* The tuner is fixed to the standard. The other inputs (e.g. S-Video) |
| 1044 | are not. */ |
| 1045 | cx->tuner_std = cx->std; |
| 1046 | |
Hans Verkuil | 5e7fdc5 | 2008-05-30 10:51:53 -0300 | [diff] [blame] | 1047 | retval = cx18_streams_setup(cx); |
| 1048 | if (retval) { |
| 1049 | CX18_ERR("Error %d setting up streams\n", retval); |
| 1050 | goto free_irq; |
| 1051 | } |
| 1052 | retval = cx18_streams_register(cx); |
| 1053 | if (retval) { |
| 1054 | CX18_ERR("Error %d registering devices\n", retval); |
| 1055 | goto free_streams; |
| 1056 | } |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1057 | |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 1058 | CX18_INFO("Initialized card: %s\n", cx->card_name); |
Devin Heitmueller | d68b687 | 2009-11-20 01:15:54 -0300 | [diff] [blame^] | 1059 | |
| 1060 | /* Load cx18 submodules (cx18-alsa) */ |
| 1061 | request_modules(cx); |
| 1062 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1063 | return 0; |
| 1064 | |
| 1065 | free_streams: |
Hans Verkuil | 3f98387 | 2008-05-01 10:31:12 -0300 | [diff] [blame] | 1066 | cx18_streams_cleanup(cx, 1); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1067 | free_irq: |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 1068 | free_irq(cx->pci_dev->irq, (void *)cx); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1069 | free_i2c: |
| 1070 | exit_cx18_i2c(cx); |
| 1071 | free_map: |
| 1072 | cx18_iounmap(cx); |
| 1073 | free_mem: |
| 1074 | release_mem_region(cx->base_addr, CX18_MEM_SIZE); |
Andy Walls | 8711615 | 2009-04-13 22:42:43 -0300 | [diff] [blame] | 1075 | free_workqueues: |
Andy Walls | deed75e | 2009-04-13 22:22:40 -0300 | [diff] [blame] | 1076 | destroy_workqueue(cx->in_work_queue); |
Andy Walls | 8711615 | 2009-04-13 22:42:43 -0300 | [diff] [blame] | 1077 | destroy_workqueue(cx->out_work_queue); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1078 | err: |
| 1079 | if (retval == 0) |
| 1080 | retval = -ENODEV; |
| 1081 | CX18_ERR("Error %d on initialization\n", retval); |
| 1082 | |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 1083 | v4l2_device_unregister(&cx->v4l2_dev); |
| 1084 | kfree(cx); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1085 | return retval; |
| 1086 | } |
| 1087 | |
| 1088 | int cx18_init_on_first_open(struct cx18 *cx) |
| 1089 | { |
| 1090 | int video_input; |
| 1091 | int fw_retry_count = 3; |
| 1092 | struct v4l2_frequency vf; |
Andy Walls | 3b6fe58 | 2008-06-21 08:36:31 -0300 | [diff] [blame] | 1093 | struct cx18_open_id fh; |
| 1094 | |
| 1095 | fh.cx = cx; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1096 | |
| 1097 | if (test_bit(CX18_F_I_FAILED, &cx->i_flags)) |
| 1098 | return -ENXIO; |
| 1099 | |
| 1100 | if (test_and_set_bit(CX18_F_I_INITED, &cx->i_flags)) |
| 1101 | return 0; |
| 1102 | |
| 1103 | while (--fw_retry_count > 0) { |
| 1104 | /* load firmware */ |
| 1105 | if (cx18_firmware_init(cx) == 0) |
| 1106 | break; |
| 1107 | if (fw_retry_count > 1) |
| 1108 | CX18_WARN("Retry loading firmware\n"); |
| 1109 | } |
| 1110 | |
| 1111 | if (fw_retry_count == 0) { |
| 1112 | set_bit(CX18_F_I_FAILED, &cx->i_flags); |
| 1113 | return -ENXIO; |
| 1114 | } |
| 1115 | set_bit(CX18_F_I_LOADED_FW, &cx->i_flags); |
| 1116 | |
Andy Walls | 350145a | 2009-01-04 21:51:17 -0300 | [diff] [blame] | 1117 | /* |
| 1118 | * Init the firmware twice to work around a silicon bug |
| 1119 | * with the digital TS. |
| 1120 | * |
| 1121 | * The second firmware load requires us to normalize the APU state, |
| 1122 | * or the audio for the first analog capture will be badly incorrect. |
| 1123 | * |
| 1124 | * I can't seem to call APU_RESETAI and have it succeed without the |
| 1125 | * APU capturing audio, so we start and stop it here to do the reset |
| 1126 | */ |
| 1127 | |
| 1128 | /* MPEG Encoding, 224 kbps, MPEG Layer II, 48 ksps */ |
| 1129 | cx18_vapi(cx, CX18_APU_START, 2, CX18_APU_ENCODING_METHOD_MPEG|0xb9, 0); |
| 1130 | cx18_vapi(cx, CX18_APU_RESETAI, 0); |
| 1131 | cx18_vapi(cx, CX18_APU_STOP, 1, CX18_APU_ENCODING_METHOD_MPEG); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1132 | |
| 1133 | fw_retry_count = 3; |
| 1134 | while (--fw_retry_count > 0) { |
| 1135 | /* load firmware */ |
| 1136 | if (cx18_firmware_init(cx) == 0) |
| 1137 | break; |
| 1138 | if (fw_retry_count > 1) |
| 1139 | CX18_WARN("Retry loading firmware\n"); |
| 1140 | } |
| 1141 | |
| 1142 | if (fw_retry_count == 0) { |
| 1143 | set_bit(CX18_F_I_FAILED, &cx->i_flags); |
| 1144 | return -ENXIO; |
| 1145 | } |
| 1146 | |
Andy Walls | d5c02f6 | 2009-01-30 22:48:40 -0300 | [diff] [blame] | 1147 | /* |
| 1148 | * The second firmware load requires us to normalize the APU state, |
| 1149 | * or the audio for the first analog capture will be badly incorrect. |
| 1150 | * |
| 1151 | * I can't seem to call APU_RESETAI and have it succeed without the |
| 1152 | * APU capturing audio, so we start and stop it here to do the reset |
| 1153 | */ |
| 1154 | |
| 1155 | /* MPEG Encoding, 224 kbps, MPEG Layer II, 48 ksps */ |
| 1156 | cx18_vapi(cx, CX18_APU_START, 2, CX18_APU_ENCODING_METHOD_MPEG|0xb9, 0); |
| 1157 | cx18_vapi(cx, CX18_APU_RESETAI, 0); |
| 1158 | cx18_vapi(cx, CX18_APU_STOP, 1, CX18_APU_ENCODING_METHOD_MPEG); |
| 1159 | |
Andy Walls | fa3e703 | 2009-02-16 02:23:25 -0300 | [diff] [blame] | 1160 | /* Init the A/V decoder, if it hasn't been already */ |
Hans Verkuil | cc26b07 | 2009-03-29 19:20:26 -0300 | [diff] [blame] | 1161 | v4l2_subdev_call(cx->sd_av, core, load_fw); |
Andy Walls | fa3e703 | 2009-02-16 02:23:25 -0300 | [diff] [blame] | 1162 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1163 | vf.tuner = 0; |
| 1164 | vf.type = V4L2_TUNER_ANALOG_TV; |
| 1165 | vf.frequency = 6400; /* the tuner 'baseline' frequency */ |
| 1166 | |
| 1167 | /* Set initial frequency. For PAL/SECAM broadcasts no |
| 1168 | 'default' channel exists AFAIK. */ |
| 1169 | if (cx->std == V4L2_STD_NTSC_M_JP) |
| 1170 | vf.frequency = 1460; /* ch. 1 91250*16/1000 */ |
| 1171 | else if (cx->std & V4L2_STD_NTSC_M) |
| 1172 | vf.frequency = 1076; /* ch. 4 67250*16/1000 */ |
| 1173 | |
| 1174 | video_input = cx->active_input; |
| 1175 | cx->active_input++; /* Force update of input */ |
Andy Walls | 3b6fe58 | 2008-06-21 08:36:31 -0300 | [diff] [blame] | 1176 | cx18_s_input(NULL, &fh, video_input); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1177 | |
| 1178 | /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code |
| 1179 | in one place. */ |
| 1180 | cx->std++; /* Force full standard initialization */ |
Andy Walls | 3b6fe58 | 2008-06-21 08:36:31 -0300 | [diff] [blame] | 1181 | cx18_s_std(NULL, &fh, &cx->tuner_std); |
| 1182 | cx18_s_frequency(NULL, &fh, &vf); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1183 | return 0; |
| 1184 | } |
| 1185 | |
Andy Walls | deed75e | 2009-04-13 22:22:40 -0300 | [diff] [blame] | 1186 | static void cx18_cancel_in_work_orders(struct cx18 *cx) |
Andy Walls | 18b5dc2 | 2008-11-16 17:15:01 -0300 | [diff] [blame] | 1187 | { |
| 1188 | int i; |
Andy Walls | deed75e | 2009-04-13 22:22:40 -0300 | [diff] [blame] | 1189 | for (i = 0; i < CX18_MAX_IN_WORK_ORDERS; i++) |
| 1190 | cancel_work_sync(&cx->in_work_order[i].work); |
Andy Walls | 18b5dc2 | 2008-11-16 17:15:01 -0300 | [diff] [blame] | 1191 | } |
| 1192 | |
Andy Walls | 21a278b | 2009-04-15 20:45:10 -0300 | [diff] [blame] | 1193 | static void cx18_cancel_out_work_orders(struct cx18 *cx) |
| 1194 | { |
| 1195 | int i; |
| 1196 | for (i = 0; i < CX18_MAX_STREAMS; i++) |
| 1197 | if (&cx->streams[i].video_dev != NULL) |
| 1198 | cancel_work_sync(&cx->streams[i].out_work_order); |
| 1199 | } |
| 1200 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1201 | static void cx18_remove(struct pci_dev *pci_dev) |
| 1202 | { |
Andy Walls | 888cdb0 | 2009-01-11 15:08:53 -0300 | [diff] [blame] | 1203 | struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 1204 | struct cx18 *cx = to_cx18(v4l2_dev); |
Andy Walls | 6da6bf5 | 2009-02-21 19:53:54 -0300 | [diff] [blame] | 1205 | int i; |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1206 | |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 1207 | CX18_DEBUG_INFO("Removing Card\n"); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1208 | |
| 1209 | /* Stop all captures */ |
| 1210 | CX18_DEBUG_INFO("Stopping all streams\n"); |
Hans Verkuil | 31554ae | 2008-05-25 11:21:27 -0300 | [diff] [blame] | 1211 | if (atomic_read(&cx->tot_capturing) > 0) |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1212 | cx18_stop_all_captures(cx); |
| 1213 | |
Andy Walls | 8711615 | 2009-04-13 22:42:43 -0300 | [diff] [blame] | 1214 | /* Stop interrupts that cause incoming work to be queued */ |
Andy Walls | b152642 | 2008-08-30 16:03:44 -0300 | [diff] [blame] | 1215 | cx18_sw1_irq_disable(cx, IRQ_CPU_TO_EPU | IRQ_APU_TO_EPU); |
Andy Walls | 8711615 | 2009-04-13 22:42:43 -0300 | [diff] [blame] | 1216 | |
| 1217 | /* Incoming work can cause outgoing work, so clean up incoming first */ |
| 1218 | cx18_cancel_in_work_orders(cx); |
Andy Walls | 21a278b | 2009-04-15 20:45:10 -0300 | [diff] [blame] | 1219 | cx18_cancel_out_work_orders(cx); |
Andy Walls | 8711615 | 2009-04-13 22:42:43 -0300 | [diff] [blame] | 1220 | |
| 1221 | /* Stop ack interrupts that may have been needed for work to finish */ |
Andy Walls | b152642 | 2008-08-30 16:03:44 -0300 | [diff] [blame] | 1222 | cx18_sw2_irq_disable(cx, IRQ_CPU_TO_EPU_ACK | IRQ_APU_TO_EPU_ACK); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1223 | |
| 1224 | cx18_halt_firmware(cx); |
| 1225 | |
Andy Walls | deed75e | 2009-04-13 22:22:40 -0300 | [diff] [blame] | 1226 | destroy_workqueue(cx->in_work_queue); |
Andy Walls | 8711615 | 2009-04-13 22:42:43 -0300 | [diff] [blame] | 1227 | destroy_workqueue(cx->out_work_queue); |
Andy Walls | 572bfea | 2008-11-25 21:43:05 -0300 | [diff] [blame] | 1228 | |
Hans Verkuil | 3f98387 | 2008-05-01 10:31:12 -0300 | [diff] [blame] | 1229 | cx18_streams_cleanup(cx, 1); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1230 | |
| 1231 | exit_cx18_i2c(cx); |
| 1232 | |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 1233 | free_irq(cx->pci_dev->irq, (void *)cx); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1234 | |
Hans Verkuil | cba627a | 2008-05-12 14:48:26 -0300 | [diff] [blame] | 1235 | cx18_iounmap(cx); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1236 | |
| 1237 | release_mem_region(cx->base_addr, CX18_MEM_SIZE); |
| 1238 | |
Andy Walls | 3d05913 | 2009-01-10 21:54:39 -0300 | [diff] [blame] | 1239 | pci_disable_device(cx->pci_dev); |
Andy Walls | 6da6bf5 | 2009-02-21 19:53:54 -0300 | [diff] [blame] | 1240 | |
| 1241 | if (cx->vbi.sliced_mpeg_data[0] != NULL) |
| 1242 | for (i = 0; i < CX18_VBI_FRAMES; i++) |
| 1243 | kfree(cx->vbi.sliced_mpeg_data[i]); |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 1244 | |
| 1245 | CX18_INFO("Removed %s\n", cx->card_name); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1246 | |
Andy Walls | 888cdb0 | 2009-01-11 15:08:53 -0300 | [diff] [blame] | 1247 | v4l2_device_unregister(v4l2_dev); |
Andy Walls | 5811cf9 | 2009-02-14 17:08:37 -0300 | [diff] [blame] | 1248 | kfree(cx); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1249 | } |
| 1250 | |
Devin Heitmueller | d68b687 | 2009-11-20 01:15:54 -0300 | [diff] [blame^] | 1251 | |
| 1252 | #if defined(CONFIG_MODULES) && defined(MODULE) |
| 1253 | static void request_module_async(struct work_struct *work) |
| 1254 | { |
| 1255 | struct cx18 *dev=container_of(work, struct cx18, request_module_wk); |
| 1256 | |
| 1257 | /* Make sure cx18-alsa module is loaded */ |
| 1258 | request_module("cx18-alsa"); |
| 1259 | |
| 1260 | /* Initialize cx18-alsa for this instance of the cx18 device */ |
| 1261 | if (cx18_ext_init != NULL) |
| 1262 | cx18_ext_init(dev); |
| 1263 | } |
| 1264 | |
| 1265 | static void request_modules(struct cx18 *dev) |
| 1266 | { |
| 1267 | INIT_WORK(&dev->request_module_wk, request_module_async); |
| 1268 | schedule_work(&dev->request_module_wk); |
| 1269 | } |
| 1270 | #else |
| 1271 | #define request_modules(dev) |
| 1272 | #endif /* CONFIG_MODULES */ |
| 1273 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1274 | /* define a pci_driver for card detection */ |
| 1275 | static struct pci_driver cx18_pci_driver = { |
| 1276 | .name = "cx18", |
| 1277 | .id_table = cx18_pci_tbl, |
| 1278 | .probe = cx18_probe, |
| 1279 | .remove = cx18_remove, |
| 1280 | }; |
| 1281 | |
Peter Huewe | 9710e7a | 2009-11-04 15:28:33 -0300 | [diff] [blame] | 1282 | static int __init module_start(void) |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1283 | { |
| 1284 | printk(KERN_INFO "cx18: Start initialization, version %s\n", CX18_VERSION); |
| 1285 | |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1286 | /* Validate parameters */ |
| 1287 | if (cx18_first_minor < 0 || cx18_first_minor >= CX18_MAX_CARDS) { |
Hans Verkuil | dd89601 | 2008-10-04 08:36:54 -0300 | [diff] [blame] | 1288 | printk(KERN_ERR "cx18: Exiting, cx18_first_minor must be between 0 and %d\n", |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1289 | CX18_MAX_CARDS - 1); |
| 1290 | return -1; |
| 1291 | } |
| 1292 | |
| 1293 | if (cx18_debug < 0 || cx18_debug > 511) { |
| 1294 | cx18_debug = 0; |
| 1295 | printk(KERN_INFO "cx18: Debug value must be >= 0 and <= 511!\n"); |
| 1296 | } |
| 1297 | |
| 1298 | if (pci_register_driver(&cx18_pci_driver)) { |
| 1299 | printk(KERN_ERR "cx18: Error detecting PCI card\n"); |
| 1300 | return -ENODEV; |
| 1301 | } |
| 1302 | printk(KERN_INFO "cx18: End initialization\n"); |
| 1303 | return 0; |
| 1304 | } |
| 1305 | |
Peter Huewe | 9710e7a | 2009-11-04 15:28:33 -0300 | [diff] [blame] | 1306 | static void __exit module_cleanup(void) |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1307 | { |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1308 | pci_unregister_driver(&cx18_pci_driver); |
Hans Verkuil | 1c1e45d | 2008-04-28 20:24:33 -0300 | [diff] [blame] | 1309 | } |
| 1310 | |
| 1311 | module_init(module_start); |
| 1312 | module_exit(module_cleanup); |