Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | * |
| 3 | * Support for the mpeg transport stream transfers |
| 4 | * PCI function #2 of the cx2388x. |
| 5 | * |
Jelle Foks | f8de18d | 2008-11-20 07:07:45 -0300 | [diff] [blame] | 6 | * (c) 2004 Jelle Foks <jelle@foks.us> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7 | * (c) 2004 Chris Pascoe <c.pascoe@itee.uq.edu.au> |
| 8 | * (c) 2004 Gerd Knorr <kraxel@bytesex.org> |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License as published by |
| 12 | * the Free Software Foundation; either version 2 of the License, or |
| 13 | * (at your option) any later version. |
| 14 | * |
| 15 | * This program is distributed in the hope that it will be useful, |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | * GNU General Public License for more details. |
| 19 | * |
| 20 | * You should have received a copy of the GNU General Public License |
| 21 | * along with this program; if not, write to the Free Software |
| 22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 23 | */ |
| 24 | |
| 25 | #include <linux/module.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 26 | #include <linux/slab.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | #include <linux/init.h> |
| 28 | #include <linux/device.h> |
Andrew Morton | c24228d | 2007-05-06 14:51:55 -0700 | [diff] [blame] | 29 | #include <linux/dma-mapping.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 30 | #include <linux/interrupt.h> |
| 31 | #include <asm/delay.h> |
| 32 | |
| 33 | #include "cx88.h" |
| 34 | |
| 35 | /* ------------------------------------------------------------------ */ |
| 36 | |
| 37 | MODULE_DESCRIPTION("mpeg driver for cx2388x based TV cards"); |
Jelle Foks | f8de18d | 2008-11-20 07:07:45 -0300 | [diff] [blame] | 38 | MODULE_AUTHOR("Jelle Foks <jelle@foks.us>"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>"); |
| 40 | MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); |
| 41 | MODULE_LICENSE("GPL"); |
| 42 | |
Douglas Schilling Landgraf | ff699e6 | 2008-04-22 14:41:48 -0300 | [diff] [blame] | 43 | static unsigned int debug; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 44 | module_param(debug,int,0644); |
| 45 | MODULE_PARM_DESC(debug,"enable debug messages [mpeg]"); |
| 46 | |
| 47 | #define dprintk(level,fmt, arg...) if (debug >= level) \ |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 48 | printk(KERN_DEBUG "%s/2-mpeg: " fmt, dev->core->name, ## arg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 49 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 50 | #define mpeg_dbg(level,fmt, arg...) if (debug >= level) \ |
| 51 | printk(KERN_DEBUG "%s/2-mpeg: " fmt, core->name, ## arg) |
| 52 | |
Markus Rechberger | 77b7477 | 2007-04-27 12:31:06 -0300 | [diff] [blame] | 53 | #if defined(CONFIG_MODULES) && defined(MODULE) |
| 54 | static void request_module_async(struct work_struct *work) |
| 55 | { |
| 56 | struct cx8802_dev *dev=container_of(work, struct cx8802_dev, request_module_wk); |
Markus Rechberger | ced80c6 | 2007-04-27 12:31:07 -0300 | [diff] [blame] | 57 | |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 58 | if (dev->core->board.mpeg & CX88_MPEG_DVB) |
Markus Rechberger | 77b7477 | 2007-04-27 12:31:06 -0300 | [diff] [blame] | 59 | request_module("cx88-dvb"); |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 60 | if (dev->core->board.mpeg & CX88_MPEG_BLACKBIRD) |
Markus Rechberger | ced80c6 | 2007-04-27 12:31:07 -0300 | [diff] [blame] | 61 | request_module("cx88-blackbird"); |
Markus Rechberger | 77b7477 | 2007-04-27 12:31:06 -0300 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | static void request_modules(struct cx8802_dev *dev) |
| 65 | { |
| 66 | INIT_WORK(&dev->request_module_wk, request_module_async); |
| 67 | schedule_work(&dev->request_module_wk); |
| 68 | } |
| 69 | #else |
| 70 | #define request_modules(dev) |
| 71 | #endif /* CONFIG_MODULES */ |
| 72 | |
| 73 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 74 | static LIST_HEAD(cx8802_devlist); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 75 | /* ------------------------------------------------------------------ */ |
| 76 | |
| 77 | static int cx8802_start_dma(struct cx8802_dev *dev, |
| 78 | struct cx88_dmaqueue *q, |
| 79 | struct cx88_buffer *buf) |
| 80 | { |
| 81 | struct cx88_core *core = dev->core; |
| 82 | |
Trent Piepho | 7717cbe | 2007-10-14 02:52:16 -0300 | [diff] [blame] | 83 | dprintk(1, "cx8802_start_dma w: %d, h: %d, f: %d\n", |
| 84 | buf->vb.width, buf->vb.height, buf->vb.field); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 85 | |
| 86 | /* setup fifo + format */ |
| 87 | cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH28], |
| 88 | dev->ts_packet_size, buf->risc.dma); |
| 89 | |
| 90 | /* write TS length to chip */ |
| 91 | cx_write(MO_TS_LNGTH, buf->vb.width); |
| 92 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | /* FIXME: this needs a review. |
| 94 | * also: move to cx88-blackbird + cx88-dvb source files? */ |
| 95 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 96 | dprintk( 1, "core->active_type_id = 0x%08x\n", core->active_type_id); |
| 97 | |
| 98 | if ( (core->active_type_id == CX88_MPEG_DVB) && |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 99 | (core->board.mpeg & CX88_MPEG_DVB) ) { |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 100 | |
| 101 | dprintk( 1, "cx8802_start_dma doing .dvb\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 102 | /* negedge driven & software reset */ |
Michael Krufky | f179849 | 2005-07-07 17:58:39 -0700 | [diff] [blame] | 103 | cx_write(TS_GEN_CNTRL, 0x0040 | dev->ts_gen_cntrl); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 104 | udelay(100); |
| 105 | cx_write(MO_PINMUX_IO, 0x00); |
Steven Toth | 60464da | 2008-01-05 16:53:01 -0300 | [diff] [blame] | 106 | cx_write(TS_HW_SOP_CNTRL, 0x47<<16|188<<4|0x01); |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 107 | switch (core->boardnr) { |
Mauro Carvalho Chehab | e52e98a | 2005-09-09 13:03:41 -0700 | [diff] [blame] | 108 | case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q: |
| 109 | case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T: |
| 110 | case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD: |
Rusty Scott | da215d2 | 2006-04-07 02:21:31 -0300 | [diff] [blame] | 111 | case CX88_BOARD_PCHDTV_HD5500: |
Mauro Carvalho Chehab | 41ef7c1 | 2005-07-12 13:58:44 -0700 | [diff] [blame] | 112 | cx_write(TS_SOP_STAT, 1<<13); |
Mauro Carvalho Chehab | e52e98a | 2005-09-09 13:03:41 -0700 | [diff] [blame] | 113 | break; |
Dirk Herrendoerfer | 4f3ca2f1 | 2010-02-11 18:06:34 -0300 | [diff] [blame] | 114 | case CX88_BOARD_SAMSUNG_SMT_7020: |
| 115 | cx_write(TS_SOP_STAT, 0x00); |
| 116 | break; |
Steven Toth | 0fa14aa | 2006-01-09 15:25:02 -0200 | [diff] [blame] | 117 | case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1: |
| 118 | case CX88_BOARD_HAUPPAUGE_NOVASE2_S1: |
| 119 | cx_write(MO_PINMUX_IO, 0x88); /* Enable MPEG parallel IO and video signal pins */ |
| 120 | udelay(100); |
| 121 | break; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 122 | case CX88_BOARD_HAUPPAUGE_HVR1300: |
Sohail Syyed | 337ab6d | 2009-07-26 11:06:20 -0300 | [diff] [blame] | 123 | /* Enable MPEG parallel IO and video signal pins */ |
| 124 | cx_write(MO_PINMUX_IO, 0x88); |
| 125 | cx_write(TS_SOP_STAT, 0); |
| 126 | cx_write(TS_VALERR_CNTRL, 0); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 127 | break; |
Steven Toth | 60464da | 2008-01-05 16:53:01 -0300 | [diff] [blame] | 128 | case CX88_BOARD_PINNACLE_PCTV_HD_800i: |
Steven Toth | 4917019 | 2008-01-15 21:57:14 -0300 | [diff] [blame] | 129 | /* Enable MPEG parallel IO and video signal pins */ |
| 130 | cx_write(MO_PINMUX_IO, 0x88); |
| 131 | cx_write(TS_HW_SOP_CNTRL, (0x47 << 16) | (188 << 4)); |
| 132 | dev->ts_gen_cntrl = 5; |
| 133 | cx_write(TS_SOP_STAT, 0); |
| 134 | cx_write(TS_VALERR_CNTRL, 0); |
Steven Toth | 60464da | 2008-01-05 16:53:01 -0300 | [diff] [blame] | 135 | udelay(100); |
| 136 | break; |
Mauro Carvalho Chehab | e52e98a | 2005-09-09 13:03:41 -0700 | [diff] [blame] | 137 | default: |
Mauro Carvalho Chehab | 41ef7c1 | 2005-07-12 13:58:44 -0700 | [diff] [blame] | 138 | cx_write(TS_SOP_STAT, 0x00); |
Mauro Carvalho Chehab | e52e98a | 2005-09-09 13:03:41 -0700 | [diff] [blame] | 139 | break; |
Michael Krufky | f179849 | 2005-07-07 17:58:39 -0700 | [diff] [blame] | 140 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | cx_write(TS_GEN_CNTRL, dev->ts_gen_cntrl); |
| 142 | udelay(100); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 143 | } else if ( (core->active_type_id == CX88_MPEG_BLACKBIRD) && |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 144 | (core->board.mpeg & CX88_MPEG_BLACKBIRD) ) { |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 145 | dprintk( 1, "cx8802_start_dma doing .blackbird\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 146 | cx_write(MO_PINMUX_IO, 0x88); /* enable MPEG parallel IO */ |
| 147 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 148 | cx_write(TS_GEN_CNTRL, 0x46); /* punctured clock TS & posedge driven & software reset */ |
| 149 | udelay(100); |
| 150 | |
| 151 | cx_write(TS_HW_SOP_CNTRL, 0x408); /* mpeg start byte */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 152 | cx_write(TS_VALERR_CNTRL, 0x2000); |
| 153 | |
| 154 | cx_write(TS_GEN_CNTRL, 0x06); /* punctured clock TS & posedge driven */ |
| 155 | udelay(100); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 156 | } else { |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 157 | printk( "%s() Failed. Unsupported value in .mpeg (0x%08x)\n", __func__, |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 158 | core->board.mpeg ); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 159 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 160 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 161 | |
| 162 | /* reset counter */ |
| 163 | cx_write(MO_TS_GPCNTRL, GP_COUNT_CONTROL_RESET); |
| 164 | q->count = 1; |
| 165 | |
| 166 | /* enable irqs */ |
Trent Piepho | 76d313b | 2006-04-10 09:27:08 -0300 | [diff] [blame] | 167 | dprintk( 1, "setting the interrupt mask\n" ); |
Trent Piepho | 8ddac9e | 2007-08-18 06:57:55 -0300 | [diff] [blame] | 168 | cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_TSINT); |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 169 | cx_set(MO_TS_INTMSK, 0x1f0011); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 170 | |
| 171 | /* start dma */ |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 172 | cx_set(MO_DEV_CNTRL2, (1<<5)); |
| 173 | cx_set(MO_TS_DMACNTRL, 0x11); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 174 | return 0; |
| 175 | } |
| 176 | |
| 177 | static int cx8802_stop_dma(struct cx8802_dev *dev) |
| 178 | { |
| 179 | struct cx88_core *core = dev->core; |
Trent Piepho | 76d313b | 2006-04-10 09:27:08 -0300 | [diff] [blame] | 180 | dprintk( 1, "cx8802_stop_dma\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 181 | |
| 182 | /* stop dma */ |
| 183 | cx_clear(MO_TS_DMACNTRL, 0x11); |
| 184 | |
| 185 | /* disable irqs */ |
Trent Piepho | 8ddac9e | 2007-08-18 06:57:55 -0300 | [diff] [blame] | 186 | cx_clear(MO_PCI_INTMSK, PCI_INT_TSINT); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 187 | cx_clear(MO_TS_INTMSK, 0x1f0011); |
| 188 | |
| 189 | /* Reset the controller */ |
| 190 | cx_write(TS_GEN_CNTRL, 0xcd); |
| 191 | return 0; |
| 192 | } |
| 193 | |
| 194 | static int cx8802_restart_queue(struct cx8802_dev *dev, |
| 195 | struct cx88_dmaqueue *q) |
| 196 | { |
| 197 | struct cx88_buffer *buf; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 198 | |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 199 | dprintk( 1, "cx8802_restart_queue\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 200 | if (list_empty(&q->active)) |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 201 | { |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 202 | struct cx88_buffer *prev; |
| 203 | prev = NULL; |
Jelle Foks | f14ac0b | 2006-03-09 17:44:07 -0300 | [diff] [blame] | 204 | |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 205 | dprintk(1, "cx8802_restart_queue: queue is empty\n" ); |
Jelle Foks | f14ac0b | 2006-03-09 17:44:07 -0300 | [diff] [blame] | 206 | |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 207 | for (;;) { |
| 208 | if (list_empty(&q->queued)) |
| 209 | return 0; |
| 210 | buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue); |
| 211 | if (NULL == prev) { |
| 212 | list_del(&buf->vb.queue); |
| 213 | list_add_tail(&buf->vb.queue,&q->active); |
| 214 | cx8802_start_dma(dev, q, buf); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 215 | buf->vb.state = VIDEOBUF_ACTIVE; |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 216 | buf->count = q->count++; |
| 217 | mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); |
| 218 | dprintk(1,"[%p/%d] restart_queue - first active\n", |
| 219 | buf,buf->vb.i); |
Jelle Foks | f14ac0b | 2006-03-09 17:44:07 -0300 | [diff] [blame] | 220 | |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 221 | } else if (prev->vb.width == buf->vb.width && |
| 222 | prev->vb.height == buf->vb.height && |
| 223 | prev->fmt == buf->fmt) { |
| 224 | list_del(&buf->vb.queue); |
| 225 | list_add_tail(&buf->vb.queue,&q->active); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 226 | buf->vb.state = VIDEOBUF_ACTIVE; |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 227 | buf->count = q->count++; |
| 228 | prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); |
| 229 | dprintk(1,"[%p/%d] restart_queue - move to active\n", |
| 230 | buf,buf->vb.i); |
| 231 | } else { |
| 232 | return 0; |
| 233 | } |
| 234 | prev = buf; |
| 235 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 236 | return 0; |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 237 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 238 | |
| 239 | buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); |
| 240 | dprintk(2,"restart_queue [%p/%d]: restart dma\n", |
| 241 | buf, buf->vb.i); |
| 242 | cx8802_start_dma(dev, q, buf); |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 243 | list_for_each_entry(buf, &q->active, vb.queue) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 244 | buf->count = q->count++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 245 | mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); |
| 246 | return 0; |
| 247 | } |
| 248 | |
| 249 | /* ------------------------------------------------------------------ */ |
| 250 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 251 | int cx8802_buf_prepare(struct videobuf_queue *q, struct cx8802_dev *dev, |
| 252 | struct cx88_buffer *buf, enum v4l2_field field) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 253 | { |
| 254 | int size = dev->ts_packet_size * dev->ts_packet_count; |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 255 | struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 256 | int rc; |
| 257 | |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 258 | dprintk(1, "%s: %p\n", __func__, buf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 259 | if (0 != buf->vb.baddr && buf->vb.bsize < size) |
| 260 | return -EINVAL; |
| 261 | |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 262 | if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 263 | buf->vb.width = dev->ts_packet_size; |
| 264 | buf->vb.height = dev->ts_packet_count; |
| 265 | buf->vb.size = size; |
Catalin Climov | 3162942 | 2005-11-08 21:36:17 -0800 | [diff] [blame] | 266 | buf->vb.field = field /*V4L2_FIELD_TOP*/; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 267 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 268 | if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 269 | goto fail; |
| 270 | cx88_risc_databuffer(dev->pci, &buf->risc, |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 271 | dma->sglist, |
Trent Piepho | 05b2723 | 2007-08-24 01:06:34 -0300 | [diff] [blame] | 272 | buf->vb.width, buf->vb.height, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 273 | } |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 274 | buf->vb.state = VIDEOBUF_PREPARED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 275 | return 0; |
| 276 | |
| 277 | fail: |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 278 | cx88_free_buffer(q,buf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 279 | return rc; |
| 280 | } |
| 281 | |
| 282 | void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf) |
| 283 | { |
| 284 | struct cx88_buffer *prev; |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 285 | struct cx88_dmaqueue *cx88q = &dev->mpegq; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 286 | |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 287 | dprintk( 1, "cx8802_buf_queue\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 288 | /* add jump to stopper */ |
| 289 | buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 290 | buf->risc.jmp[1] = cpu_to_le32(cx88q->stopper.dma); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 291 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 292 | if (list_empty(&cx88q->active)) { |
Trent Piepho | 76d313b | 2006-04-10 09:27:08 -0300 | [diff] [blame] | 293 | dprintk( 1, "queue is empty - first active\n" ); |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 294 | list_add_tail(&buf->vb.queue,&cx88q->active); |
| 295 | cx8802_start_dma(dev, cx88q, buf); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 296 | buf->vb.state = VIDEOBUF_ACTIVE; |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 297 | buf->count = cx88q->count++; |
| 298 | mod_timer(&cx88q->timeout, jiffies+BUFFER_TIMEOUT); |
Trent Piepho | 76d313b | 2006-04-10 09:27:08 -0300 | [diff] [blame] | 299 | dprintk(1,"[%p/%d] %s - first active\n", |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 300 | buf, buf->vb.i, __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 301 | |
| 302 | } else { |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 303 | dprintk( 1, "queue is not empty - append to active\n" ); |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 304 | prev = list_entry(cx88q->active.prev, struct cx88_buffer, vb.queue); |
| 305 | list_add_tail(&buf->vb.queue,&cx88q->active); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 306 | buf->vb.state = VIDEOBUF_ACTIVE; |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 307 | buf->count = cx88q->count++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 308 | prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 309 | dprintk( 1, "[%p/%d] %s - append to active\n", |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 310 | buf, buf->vb.i, __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 311 | } |
| 312 | } |
| 313 | |
| 314 | /* ----------------------------------------------------------- */ |
| 315 | |
| 316 | static void do_cancel_buffers(struct cx8802_dev *dev, char *reason, int restart) |
| 317 | { |
| 318 | struct cx88_dmaqueue *q = &dev->mpegq; |
| 319 | struct cx88_buffer *buf; |
| 320 | unsigned long flags; |
| 321 | |
| 322 | spin_lock_irqsave(&dev->slock,flags); |
| 323 | while (!list_empty(&q->active)) { |
| 324 | buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); |
| 325 | list_del(&buf->vb.queue); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 326 | buf->vb.state = VIDEOBUF_ERROR; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 327 | wake_up(&buf->vb.done); |
| 328 | dprintk(1,"[%p/%d] %s - dma=0x%08lx\n", |
| 329 | buf, buf->vb.i, reason, (unsigned long)buf->risc.dma); |
| 330 | } |
| 331 | if (restart) |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 332 | { |
Trent Piepho | 76d313b | 2006-04-10 09:27:08 -0300 | [diff] [blame] | 333 | dprintk(1, "restarting queue\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 334 | cx8802_restart_queue(dev,q); |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 335 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 336 | spin_unlock_irqrestore(&dev->slock,flags); |
| 337 | } |
| 338 | |
| 339 | void cx8802_cancel_buffers(struct cx8802_dev *dev) |
| 340 | { |
| 341 | struct cx88_dmaqueue *q = &dev->mpegq; |
| 342 | |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 343 | dprintk( 1, "cx8802_cancel_buffers" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 344 | del_timer_sync(&q->timeout); |
| 345 | cx8802_stop_dma(dev); |
| 346 | do_cancel_buffers(dev,"cancel",0); |
| 347 | } |
| 348 | |
| 349 | static void cx8802_timeout(unsigned long data) |
| 350 | { |
| 351 | struct cx8802_dev *dev = (struct cx8802_dev*)data; |
| 352 | |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 353 | dprintk(1, "%s\n",__func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 354 | |
| 355 | if (debug) |
| 356 | cx88_sram_channel_dump(dev->core, &cx88_sram_channels[SRAM_CH28]); |
| 357 | cx8802_stop_dma(dev); |
| 358 | do_cancel_buffers(dev,"timeout",1); |
| 359 | } |
| 360 | |
Mauro Carvalho Chehab | 41ef7c1 | 2005-07-12 13:58:44 -0700 | [diff] [blame] | 361 | static char *cx88_mpeg_irqs[32] = { |
| 362 | "ts_risci1", NULL, NULL, NULL, |
| 363 | "ts_risci2", NULL, NULL, NULL, |
| 364 | "ts_oflow", NULL, NULL, NULL, |
| 365 | "ts_sync", NULL, NULL, NULL, |
| 366 | "opc_err", "par_err", "rip_err", "pci_abort", |
| 367 | "ts_err?", |
| 368 | }; |
| 369 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 370 | static void cx8802_mpeg_irq(struct cx8802_dev *dev) |
| 371 | { |
| 372 | struct cx88_core *core = dev->core; |
| 373 | u32 status, mask, count; |
| 374 | |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 375 | dprintk( 1, "cx8802_mpeg_irq\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 376 | status = cx_read(MO_TS_INTSTAT); |
| 377 | mask = cx_read(MO_TS_INTMSK); |
| 378 | if (0 == (status & mask)) |
| 379 | return; |
| 380 | |
| 381 | cx_write(MO_TS_INTSTAT, status); |
Mauro Carvalho Chehab | 41ef7c1 | 2005-07-12 13:58:44 -0700 | [diff] [blame] | 382 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 383 | if (debug || (status & mask & ~0xff)) |
| 384 | cx88_print_irqbits(core->name, "irq mpeg ", |
Mauro Carvalho Chehab | 66623a0 | 2007-03-29 08:47:04 -0300 | [diff] [blame] | 385 | cx88_mpeg_irqs, ARRAY_SIZE(cx88_mpeg_irqs), |
| 386 | status, mask); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 387 | |
| 388 | /* risc op code error */ |
| 389 | if (status & (1 << 16)) { |
| 390 | printk(KERN_WARNING "%s: mpeg risc op code error\n",core->name); |
| 391 | cx_clear(MO_TS_DMACNTRL, 0x11); |
| 392 | cx88_sram_channel_dump(dev->core, &cx88_sram_channels[SRAM_CH28]); |
| 393 | } |
| 394 | |
| 395 | /* risc1 y */ |
| 396 | if (status & 0x01) { |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 397 | dprintk( 1, "wake up\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 398 | spin_lock(&dev->slock); |
| 399 | count = cx_read(MO_TS_GPCNT); |
| 400 | cx88_wakeup(dev->core, &dev->mpegq, count); |
| 401 | spin_unlock(&dev->slock); |
| 402 | } |
| 403 | |
| 404 | /* risc2 y */ |
| 405 | if (status & 0x10) { |
| 406 | spin_lock(&dev->slock); |
| 407 | cx8802_restart_queue(dev,&dev->mpegq); |
| 408 | spin_unlock(&dev->slock); |
| 409 | } |
| 410 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 411 | /* other general errors */ |
| 412 | if (status & 0x1f0100) { |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 413 | dprintk( 0, "general errors: 0x%08x\n", status & 0x1f0100 ); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 414 | spin_lock(&dev->slock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 415 | cx8802_stop_dma(dev); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 416 | cx8802_restart_queue(dev,&dev->mpegq); |
| 417 | spin_unlock(&dev->slock); |
| 418 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 419 | } |
| 420 | |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 421 | #define MAX_IRQ_LOOP 10 |
| 422 | |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 423 | static irqreturn_t cx8802_irq(int irq, void *dev_id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 424 | { |
| 425 | struct cx8802_dev *dev = dev_id; |
| 426 | struct cx88_core *core = dev->core; |
| 427 | u32 status; |
| 428 | int loop, handled = 0; |
| 429 | |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 430 | for (loop = 0; loop < MAX_IRQ_LOOP; loop++) { |
Trent Piepho | 8ddac9e | 2007-08-18 06:57:55 -0300 | [diff] [blame] | 431 | status = cx_read(MO_PCI_INTSTAT) & |
| 432 | (core->pci_irqmask | PCI_INT_TSINT); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 433 | if (0 == status) |
| 434 | goto out; |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 435 | dprintk( 1, "cx8802_irq\n" ); |
| 436 | dprintk( 1, " loop: %d/%d\n", loop, MAX_IRQ_LOOP ); |
| 437 | dprintk( 1, " status: %d\n", status ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 438 | handled = 1; |
| 439 | cx_write(MO_PCI_INTSTAT, status); |
| 440 | |
| 441 | if (status & core->pci_irqmask) |
| 442 | cx88_core_irq(core,status); |
Trent Piepho | 8ddac9e | 2007-08-18 06:57:55 -0300 | [diff] [blame] | 443 | if (status & PCI_INT_TSINT) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 444 | cx8802_mpeg_irq(dev); |
| 445 | }; |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 446 | if (MAX_IRQ_LOOP == loop) { |
| 447 | dprintk( 0, "clearing mask\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 448 | printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n", |
| 449 | core->name); |
| 450 | cx_write(MO_PCI_INTMSK,0); |
| 451 | } |
| 452 | |
| 453 | out: |
| 454 | return IRQ_RETVAL(handled); |
| 455 | } |
| 456 | |
Adrian Bunk | a2fbaa5 | 2007-11-05 14:07:22 -0300 | [diff] [blame] | 457 | static int cx8802_init_common(struct cx8802_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 458 | { |
| 459 | struct cx88_core *core = dev->core; |
| 460 | int err; |
| 461 | |
| 462 | /* pci init */ |
| 463 | if (pci_enable_device(dev->pci)) |
| 464 | return -EIO; |
| 465 | pci_set_master(dev->pci); |
Yang Hongyang | 284901a | 2009-04-06 19:01:15 -0700 | [diff] [blame] | 466 | if (!pci_dma_supported(dev->pci,DMA_BIT_MASK(32))) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 467 | printk("%s/2: Oops: no 32bit PCI DMA ???\n",dev->core->name); |
| 468 | return -EIO; |
| 469 | } |
| 470 | |
| 471 | pci_read_config_byte(dev->pci, PCI_CLASS_REVISION, &dev->pci_rev); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 472 | pci_read_config_byte(dev->pci, PCI_LATENCY_TIMER, &dev->pci_lat); |
| 473 | printk(KERN_INFO "%s/2: found at %s, rev: %d, irq: %d, " |
Greg Kroah-Hartman | 228aef6 | 2006-06-12 15:16:52 -0700 | [diff] [blame] | 474 | "latency: %d, mmio: 0x%llx\n", dev->core->name, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 475 | pci_name(dev->pci), dev->pci_rev, dev->pci->irq, |
Greg Kroah-Hartman | 228aef6 | 2006-06-12 15:16:52 -0700 | [diff] [blame] | 476 | dev->pci_lat,(unsigned long long)pci_resource_start(dev->pci,0)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 477 | |
| 478 | /* initialize driver struct */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 479 | spin_lock_init(&dev->slock); |
| 480 | |
| 481 | /* init dma queue */ |
| 482 | INIT_LIST_HEAD(&dev->mpegq.active); |
| 483 | INIT_LIST_HEAD(&dev->mpegq.queued); |
| 484 | dev->mpegq.timeout.function = cx8802_timeout; |
| 485 | dev->mpegq.timeout.data = (unsigned long)dev; |
| 486 | init_timer(&dev->mpegq.timeout); |
| 487 | cx88_risc_stopper(dev->pci,&dev->mpegq.stopper, |
| 488 | MO_TS_DMACNTRL,0x11,0x00); |
| 489 | |
| 490 | /* get irq */ |
| 491 | err = request_irq(dev->pci->irq, cx8802_irq, |
Thomas Gleixner | 8076fe3 | 2006-07-01 19:29:37 -0700 | [diff] [blame] | 492 | IRQF_SHARED | IRQF_DISABLED, dev->core->name, dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 493 | if (err < 0) { |
| 494 | printk(KERN_ERR "%s: can't get IRQ %d\n", |
| 495 | dev->core->name, dev->pci->irq); |
| 496 | return err; |
| 497 | } |
| 498 | cx_set(MO_PCI_INTMSK, core->pci_irqmask); |
| 499 | |
| 500 | /* everything worked */ |
| 501 | pci_set_drvdata(dev->pci,dev); |
| 502 | return 0; |
| 503 | } |
| 504 | |
Adrian Bunk | a2fbaa5 | 2007-11-05 14:07:22 -0300 | [diff] [blame] | 505 | static void cx8802_fini_common(struct cx8802_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 506 | { |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 507 | dprintk( 2, "cx8802_fini_common\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 508 | cx8802_stop_dma(dev); |
| 509 | pci_disable_device(dev->pci); |
| 510 | |
| 511 | /* unregister stuff */ |
| 512 | free_irq(dev->pci->irq, dev); |
| 513 | pci_set_drvdata(dev->pci, NULL); |
| 514 | |
| 515 | /* free memory */ |
| 516 | btcx_riscmem_free(dev->pci,&dev->mpegq.stopper); |
| 517 | } |
| 518 | |
| 519 | /* ----------------------------------------------------------- */ |
| 520 | |
Adrian Bunk | a2fbaa5 | 2007-11-05 14:07:22 -0300 | [diff] [blame] | 521 | static int cx8802_suspend_common(struct pci_dev *pci_dev, pm_message_t state) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 522 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 523 | struct cx8802_dev *dev = pci_get_drvdata(pci_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 524 | struct cx88_core *core = dev->core; |
| 525 | |
| 526 | /* stop mpeg dma */ |
| 527 | spin_lock(&dev->slock); |
| 528 | if (!list_empty(&dev->mpegq.active)) { |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 529 | dprintk( 2, "suspend\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 530 | printk("%s: suspend mpeg\n", core->name); |
| 531 | cx8802_stop_dma(dev); |
| 532 | del_timer(&dev->mpegq.timeout); |
| 533 | } |
| 534 | spin_unlock(&dev->slock); |
| 535 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 536 | /* FIXME -- shutdown device */ |
| 537 | cx88_shutdown(dev->core); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 538 | |
| 539 | pci_save_state(pci_dev); |
| 540 | if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) { |
| 541 | pci_disable_device(pci_dev); |
| 542 | dev->state.disabled = 1; |
| 543 | } |
| 544 | return 0; |
| 545 | } |
| 546 | |
Adrian Bunk | a2fbaa5 | 2007-11-05 14:07:22 -0300 | [diff] [blame] | 547 | static int cx8802_resume_common(struct pci_dev *pci_dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 548 | { |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 549 | struct cx8802_dev *dev = pci_get_drvdata(pci_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 550 | struct cx88_core *core = dev->core; |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 551 | int err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 552 | |
| 553 | if (dev->state.disabled) { |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 554 | err=pci_enable_device(pci_dev); |
| 555 | if (err) { |
| 556 | printk(KERN_ERR "%s: can't enable device\n", |
| 557 | dev->core->name); |
| 558 | return err; |
| 559 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 560 | dev->state.disabled = 0; |
| 561 | } |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 562 | err=pci_set_power_state(pci_dev, PCI_D0); |
| 563 | if (err) { |
| 564 | printk(KERN_ERR "%s: can't enable device\n", |
| 565 | dev->core->name); |
| 566 | pci_disable_device(pci_dev); |
| 567 | dev->state.disabled = 1; |
| 568 | |
| 569 | return err; |
| 570 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 571 | pci_restore_state(pci_dev); |
| 572 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 573 | /* FIXME: re-initialize hardware */ |
| 574 | cx88_reset(dev->core); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 575 | |
| 576 | /* restart video+vbi capture */ |
| 577 | spin_lock(&dev->slock); |
| 578 | if (!list_empty(&dev->mpegq.active)) { |
| 579 | printk("%s: resume mpeg\n", core->name); |
| 580 | cx8802_restart_queue(dev,&dev->mpegq); |
| 581 | } |
| 582 | spin_unlock(&dev->slock); |
| 583 | |
| 584 | return 0; |
| 585 | } |
| 586 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 587 | struct cx8802_driver * cx8802_get_driver(struct cx8802_dev *dev, enum cx88_board_type btype) |
| 588 | { |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 589 | struct cx8802_driver *d; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 590 | |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 591 | list_for_each_entry(d, &dev->drvlist, drvlist) |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 592 | if (d->type_id == btype) |
| 593 | return d; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 594 | |
| 595 | return NULL; |
| 596 | } |
| 597 | |
| 598 | /* Driver asked for hardware access. */ |
Adrian Bunk | 9df2ead | 2007-05-01 08:35:10 -0300 | [diff] [blame] | 599 | static int cx8802_request_acquire(struct cx8802_driver *drv) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 600 | { |
| 601 | struct cx88_core *core = drv->core; |
Istvan Varga | d922b8e | 2010-03-27 09:47:45 -0300 | [diff] [blame^] | 602 | unsigned int i; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 603 | |
| 604 | /* Fail a request for hardware if the device is busy. */ |
Roland Stoll | 27d0fe1 | 2008-02-11 13:00:34 -0300 | [diff] [blame] | 605 | if (core->active_type_id != CX88_BOARD_NONE && |
| 606 | core->active_type_id != drv->type_id) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 607 | return -EBUSY; |
| 608 | |
Istvan Varga | d922b8e | 2010-03-27 09:47:45 -0300 | [diff] [blame^] | 609 | core->input = 0; |
| 610 | for (i = 0; |
| 611 | i < (sizeof(core->board.input) / sizeof(struct cx88_input)); |
| 612 | i++) { |
| 613 | if (core->board.input[i].type == CX88_VMUX_DVB) { |
| 614 | core->input = i; |
| 615 | break; |
| 616 | } |
| 617 | } |
Mauro Carvalho Chehab | c2cb8fc | 2008-04-22 14:45:14 -0300 | [diff] [blame] | 618 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 619 | if (drv->advise_acquire) |
| 620 | { |
Roland Stoll | 27d0fe1 | 2008-02-11 13:00:34 -0300 | [diff] [blame] | 621 | mutex_lock(&drv->core->lock); |
Ricardo Cerqueira | baff6cd | 2008-02-13 22:41:15 -0300 | [diff] [blame] | 622 | core->active_ref++; |
Roland Stoll | 27d0fe1 | 2008-02-11 13:00:34 -0300 | [diff] [blame] | 623 | if (core->active_type_id == CX88_BOARD_NONE) { |
| 624 | core->active_type_id = drv->type_id; |
| 625 | drv->advise_acquire(drv); |
| 626 | } |
| 627 | mutex_unlock(&drv->core->lock); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 628 | |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 629 | mpeg_dbg(1,"%s() Post acquire GPIO=%x\n", __func__, cx_read(MO_GP0_IO)); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 630 | } |
| 631 | |
| 632 | return 0; |
| 633 | } |
| 634 | |
| 635 | /* Driver asked to release hardware. */ |
Adrian Bunk | 9df2ead | 2007-05-01 08:35:10 -0300 | [diff] [blame] | 636 | static int cx8802_request_release(struct cx8802_driver *drv) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 637 | { |
| 638 | struct cx88_core *core = drv->core; |
| 639 | |
Ricardo Cerqueira | baff6cd | 2008-02-13 22:41:15 -0300 | [diff] [blame] | 640 | mutex_lock(&drv->core->lock); |
Roland Stoll | 27d0fe1 | 2008-02-11 13:00:34 -0300 | [diff] [blame] | 641 | if (drv->advise_release && --core->active_ref == 0) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 642 | { |
| 643 | drv->advise_release(drv); |
| 644 | core->active_type_id = CX88_BOARD_NONE; |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 645 | mpeg_dbg(1,"%s() Post release GPIO=%x\n", __func__, cx_read(MO_GP0_IO)); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 646 | } |
Ricardo Cerqueira | baff6cd | 2008-02-13 22:41:15 -0300 | [diff] [blame] | 647 | mutex_unlock(&drv->core->lock); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 648 | |
| 649 | return 0; |
| 650 | } |
| 651 | |
| 652 | static int cx8802_check_driver(struct cx8802_driver *drv) |
| 653 | { |
| 654 | if (drv == NULL) |
| 655 | return -ENODEV; |
| 656 | |
| 657 | if ((drv->type_id != CX88_MPEG_DVB) && |
| 658 | (drv->type_id != CX88_MPEG_BLACKBIRD)) |
| 659 | return -EINVAL; |
| 660 | |
| 661 | if ((drv->hw_access != CX8802_DRVCTL_SHARED) && |
| 662 | (drv->hw_access != CX8802_DRVCTL_EXCLUSIVE)) |
| 663 | return -EINVAL; |
| 664 | |
| 665 | if ((drv->probe == NULL) || |
| 666 | (drv->remove == NULL) || |
| 667 | (drv->advise_acquire == NULL) || |
| 668 | (drv->advise_release == NULL)) |
| 669 | return -EINVAL; |
| 670 | |
| 671 | return 0; |
| 672 | } |
| 673 | |
| 674 | int cx8802_register_driver(struct cx8802_driver *drv) |
| 675 | { |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 676 | struct cx8802_dev *dev; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 677 | struct cx8802_driver *driver; |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 678 | int err, i = 0; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 679 | |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 680 | printk(KERN_INFO |
| 681 | "cx88/2: registering cx8802 driver, type: %s access: %s\n", |
| 682 | drv->type_id == CX88_MPEG_DVB ? "dvb" : "blackbird", |
| 683 | drv->hw_access == CX8802_DRVCTL_SHARED ? "shared" : "exclusive"); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 684 | |
| 685 | if ((err = cx8802_check_driver(drv)) != 0) { |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 686 | printk(KERN_ERR "cx88/2: cx8802_driver is invalid\n"); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 687 | return err; |
| 688 | } |
| 689 | |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 690 | list_for_each_entry(dev, &cx8802_devlist, devlist) { |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 691 | printk(KERN_INFO |
| 692 | "%s/2: subsystem: %04x:%04x, board: %s [card=%d]\n", |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 693 | dev->core->name, dev->pci->subsystem_vendor, |
| 694 | dev->pci->subsystem_device, dev->core->board.name, |
| 695 | dev->core->boardnr); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 696 | |
| 697 | /* Bring up a new struct for each driver instance */ |
| 698 | driver = kzalloc(sizeof(*drv),GFP_KERNEL); |
| 699 | if (driver == NULL) |
| 700 | return -ENOMEM; |
| 701 | |
| 702 | /* Snapshot of the driver registration data */ |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 703 | drv->core = dev->core; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 704 | drv->suspend = cx8802_suspend_common; |
| 705 | drv->resume = cx8802_resume_common; |
| 706 | drv->request_acquire = cx8802_request_acquire; |
| 707 | drv->request_release = cx8802_request_release; |
| 708 | memcpy(driver, drv, sizeof(*driver)); |
| 709 | |
| 710 | err = drv->probe(driver); |
| 711 | if (err == 0) { |
Steven Toth | 019391e4 | 2006-10-06 21:29:25 -0300 | [diff] [blame] | 712 | i++; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 713 | mutex_lock(&drv->core->lock); |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 714 | list_add_tail(&driver->drvlist, &dev->drvlist); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 715 | mutex_unlock(&drv->core->lock); |
| 716 | } else { |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 717 | printk(KERN_ERR |
| 718 | "%s/2: cx8802 probe failed, err = %d\n", |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 719 | dev->core->name, err); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 720 | } |
| 721 | |
| 722 | } |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 723 | |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 724 | return i ? 0 : -ENODEV; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 725 | } |
| 726 | |
| 727 | int cx8802_unregister_driver(struct cx8802_driver *drv) |
| 728 | { |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 729 | struct cx8802_dev *dev; |
| 730 | struct cx8802_driver *d, *dtmp; |
| 731 | int err = 0; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 732 | |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 733 | printk(KERN_INFO |
| 734 | "cx88/2: unregistering cx8802 driver, type: %s access: %s\n", |
| 735 | drv->type_id == CX88_MPEG_DVB ? "dvb" : "blackbird", |
| 736 | drv->hw_access == CX8802_DRVCTL_SHARED ? "shared" : "exclusive"); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 737 | |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 738 | list_for_each_entry(dev, &cx8802_devlist, devlist) { |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 739 | printk(KERN_INFO |
| 740 | "%s/2: subsystem: %04x:%04x, board: %s [card=%d]\n", |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 741 | dev->core->name, dev->pci->subsystem_vendor, |
| 742 | dev->pci->subsystem_device, dev->core->board.name, |
| 743 | dev->core->boardnr); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 744 | |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 745 | list_for_each_entry_safe(d, dtmp, &dev->drvlist, drvlist) { |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 746 | /* only unregister the correct driver type */ |
| 747 | if (d->type_id != drv->type_id) |
| 748 | continue; |
| 749 | |
| 750 | err = d->remove(d); |
| 751 | if (err == 0) { |
| 752 | mutex_lock(&drv->core->lock); |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 753 | list_del(&d->drvlist); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 754 | mutex_unlock(&drv->core->lock); |
Trent Piepho | a04036a | 2007-10-05 11:28:09 -0300 | [diff] [blame] | 755 | kfree(d); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 756 | } else |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 757 | printk(KERN_ERR "%s/2: cx8802 driver remove " |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 758 | "failed (%d)\n", dev->core->name, err); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 759 | } |
| 760 | |
| 761 | } |
| 762 | |
| 763 | return err; |
| 764 | } |
| 765 | |
| 766 | /* ----------------------------------------------------------- */ |
| 767 | static int __devinit cx8802_probe(struct pci_dev *pci_dev, |
| 768 | const struct pci_device_id *pci_id) |
| 769 | { |
| 770 | struct cx8802_dev *dev; |
| 771 | struct cx88_core *core; |
Darron Broad | 9212a57 | 2008-10-21 10:42:00 -0300 | [diff] [blame] | 772 | int err; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 773 | |
| 774 | /* general setup */ |
| 775 | core = cx88_core_get(pci_dev); |
| 776 | if (NULL == core) |
| 777 | return -EINVAL; |
| 778 | |
| 779 | printk("%s/2: cx2388x 8802 Driver Manager\n", core->name); |
| 780 | |
| 781 | err = -ENODEV; |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 782 | if (!core->board.mpeg) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 783 | goto fail_core; |
| 784 | |
| 785 | err = -ENOMEM; |
| 786 | dev = kzalloc(sizeof(*dev),GFP_KERNEL); |
| 787 | if (NULL == dev) |
| 788 | goto fail_core; |
| 789 | dev->pci = pci_dev; |
| 790 | dev->core = core; |
| 791 | |
Mauro Carvalho Chehab | e32fadc | 2009-01-06 16:06:07 -0300 | [diff] [blame] | 792 | /* Maintain a reference so cx88-video can query the 8802 device. */ |
| 793 | core->dvbdev = dev; |
| 794 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 795 | err = cx8802_init_common(dev); |
| 796 | if (err != 0) |
| 797 | goto fail_free; |
| 798 | |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 799 | INIT_LIST_HEAD(&dev->drvlist); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 800 | list_add_tail(&dev->devlist,&cx8802_devlist); |
| 801 | |
Markus Rechberger | 77b7477 | 2007-04-27 12:31:06 -0300 | [diff] [blame] | 802 | /* now autoload cx88-dvb or cx88-blackbird */ |
| 803 | request_modules(dev); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 804 | return 0; |
| 805 | |
| 806 | fail_free: |
| 807 | kfree(dev); |
| 808 | fail_core: |
Mauro Carvalho Chehab | e32fadc | 2009-01-06 16:06:07 -0300 | [diff] [blame] | 809 | core->dvbdev = NULL; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 810 | cx88_core_put(core,pci_dev); |
| 811 | return err; |
| 812 | } |
| 813 | |
| 814 | static void __devexit cx8802_remove(struct pci_dev *pci_dev) |
| 815 | { |
| 816 | struct cx8802_dev *dev; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 817 | |
| 818 | dev = pci_get_drvdata(pci_dev); |
| 819 | |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 820 | dprintk( 1, "%s\n", __func__); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 821 | |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 822 | if (!list_empty(&dev->drvlist)) { |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 823 | struct cx8802_driver *drv, *tmp; |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 824 | int err; |
| 825 | |
| 826 | printk(KERN_WARNING "%s/2: Trying to remove cx8802 driver " |
| 827 | "while cx8802 sub-drivers still loaded?!\n", |
| 828 | dev->core->name); |
| 829 | |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 830 | list_for_each_entry_safe(drv, tmp, &dev->drvlist, drvlist) { |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 831 | err = drv->remove(drv); |
| 832 | if (err == 0) { |
| 833 | mutex_lock(&drv->core->lock); |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 834 | list_del(&drv->drvlist); |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 835 | mutex_unlock(&drv->core->lock); |
| 836 | } else |
| 837 | printk(KERN_ERR "%s/2: cx8802 driver remove " |
| 838 | "failed (%d)\n", dev->core->name, err); |
Trent Piepho | a04036a | 2007-10-05 11:28:09 -0300 | [diff] [blame] | 839 | kfree(drv); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 840 | } |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 841 | } |
| 842 | |
| 843 | /* Destroy any 8802 reference. */ |
| 844 | dev->core->dvbdev = NULL; |
| 845 | |
| 846 | /* common */ |
| 847 | cx8802_fini_common(dev); |
| 848 | cx88_core_put(dev->core,dev->pci); |
| 849 | kfree(dev); |
| 850 | } |
| 851 | |
| 852 | static struct pci_device_id cx8802_pci_tbl[] = { |
| 853 | { |
| 854 | .vendor = 0x14f1, |
| 855 | .device = 0x8802, |
| 856 | .subvendor = PCI_ANY_ID, |
| 857 | .subdevice = PCI_ANY_ID, |
| 858 | },{ |
| 859 | /* --- end of list --- */ |
| 860 | } |
| 861 | }; |
| 862 | MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl); |
| 863 | |
| 864 | static struct pci_driver cx8802_pci_driver = { |
| 865 | .name = "cx88-mpeg driver manager", |
| 866 | .id_table = cx8802_pci_tbl, |
| 867 | .probe = cx8802_probe, |
| 868 | .remove = __devexit_p(cx8802_remove), |
| 869 | }; |
| 870 | |
Peter Huewe | 31d0f84 | 2009-07-17 01:00:01 +0200 | [diff] [blame] | 871 | static int __init cx8802_init(void) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 872 | { |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 873 | printk(KERN_INFO "cx88/2: cx2388x MPEG-TS Driver Manager version %d.%d.%d loaded\n", |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 874 | (CX88_VERSION_CODE >> 16) & 0xff, |
| 875 | (CX88_VERSION_CODE >> 8) & 0xff, |
| 876 | CX88_VERSION_CODE & 0xff); |
| 877 | #ifdef SNAPSHOT |
| 878 | printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n", |
| 879 | SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100); |
| 880 | #endif |
| 881 | return pci_register_driver(&cx8802_pci_driver); |
| 882 | } |
| 883 | |
Peter Huewe | 31d0f84 | 2009-07-17 01:00:01 +0200 | [diff] [blame] | 884 | static void __exit cx8802_fini(void) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 885 | { |
| 886 | pci_unregister_driver(&cx8802_pci_driver); |
| 887 | } |
| 888 | |
| 889 | module_init(cx8802_init); |
| 890 | module_exit(cx8802_fini); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 891 | EXPORT_SYMBOL(cx8802_buf_prepare); |
| 892 | EXPORT_SYMBOL(cx8802_buf_queue); |
| 893 | EXPORT_SYMBOL(cx8802_cancel_buffers); |
| 894 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 895 | EXPORT_SYMBOL(cx8802_register_driver); |
| 896 | EXPORT_SYMBOL(cx8802_unregister_driver); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 897 | EXPORT_SYMBOL(cx8802_get_driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 898 | /* ----------------------------------------------------------- */ |
| 899 | /* |
| 900 | * Local variables: |
| 901 | * c-basic-offset: 8 |
| 902 | * End: |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 903 | * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 904 | */ |