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 | * device driver for philips saa7134 based TV cards |
| 4 | * driver core |
| 5 | * |
| 6 | * (c) 2001-03 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 21 | */ |
| 22 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | #include <linux/init.h> |
| 24 | #include <linux/list.h> |
| 25 | #include <linux/module.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | #include <linux/kernel.h> |
| 27 | #include <linux/slab.h> |
| 28 | #include <linux/kmod.h> |
| 29 | #include <linux/sound.h> |
| 30 | #include <linux/interrupt.h> |
| 31 | #include <linux/delay.h> |
Ingo Molnar | 1e4baed | 2006-01-15 07:52:23 -0200 | [diff] [blame] | 32 | #include <linux/mutex.h> |
Tobias Klauser | 56b146d | 2006-04-10 22:54:21 -0700 | [diff] [blame] | 33 | #include <linux/dma-mapping.h> |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 34 | #include <linux/pm.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | |
| 36 | #include "saa7134-reg.h" |
| 37 | #include "saa7134.h" |
| 38 | |
| 39 | MODULE_DESCRIPTION("v4l2 driver module for saa7130/34 based TV cards"); |
| 40 | MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); |
| 41 | MODULE_LICENSE("GPL"); |
Mauro Carvalho Chehab | 1990d50 | 2011-06-24 14:45:49 -0300 | [diff] [blame] | 42 | MODULE_VERSION(SAA7134_VERSION); |
| 43 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 44 | |
| 45 | /* ------------------------------------------------------------------ */ |
| 46 | |
Douglas Schilling Landgraf | ff699e6 | 2008-04-22 14:41:48 -0300 | [diff] [blame] | 47 | static unsigned int irq_debug; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | module_param(irq_debug, int, 0644); |
| 49 | MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]"); |
| 50 | |
Douglas Schilling Landgraf | ff699e6 | 2008-04-22 14:41:48 -0300 | [diff] [blame] | 51 | static unsigned int core_debug; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 52 | module_param(core_debug, int, 0644); |
| 53 | MODULE_PARM_DESC(core_debug,"enable debug messages [core]"); |
| 54 | |
Douglas Schilling Landgraf | ff699e6 | 2008-04-22 14:41:48 -0300 | [diff] [blame] | 55 | static unsigned int gpio_tracking; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 56 | module_param(gpio_tracking, int, 0644); |
| 57 | MODULE_PARM_DESC(gpio_tracking,"enable debug messages [gpio]"); |
| 58 | |
Mauro Carvalho Chehab | 23ce51d | 2009-01-31 08:14:24 -0300 | [diff] [blame] | 59 | static unsigned int alsa = 1; |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 60 | module_param(alsa, int, 0644); |
Mauro Carvalho Chehab | 23ce51d | 2009-01-31 08:14:24 -0300 | [diff] [blame] | 61 | MODULE_PARM_DESC(alsa,"enable/disable ALSA DMA sound [dmasound]"); |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 62 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 63 | static unsigned int latency = UNSET; |
| 64 | module_param(latency, int, 0444); |
| 65 | MODULE_PARM_DESC(latency,"pci latency timer"); |
| 66 | |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 67 | int saa7134_no_overlay=-1; |
| 68 | module_param_named(no_overlay, saa7134_no_overlay, int, 0444); |
Mauro Carvalho Chehab | 9050d94 | 2006-03-10 16:46:50 -0300 | [diff] [blame] | 69 | MODULE_PARM_DESC(no_overlay,"allow override overlay default (0 disables, 1 enables)" |
| 70 | " [some VIA/SIS chipsets are known to have problem with overlay]"); |
| 71 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 72 | static unsigned int video_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; |
| 73 | static unsigned int vbi_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; |
| 74 | static unsigned int radio_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 75 | static unsigned int tuner[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; |
| 76 | static unsigned int card[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; |
| 77 | |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 78 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 79 | module_param_array(video_nr, int, NULL, 0444); |
| 80 | module_param_array(vbi_nr, int, NULL, 0444); |
| 81 | module_param_array(radio_nr, int, NULL, 0444); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 82 | module_param_array(tuner, int, NULL, 0444); |
| 83 | module_param_array(card, int, NULL, 0444); |
| 84 | |
| 85 | MODULE_PARM_DESC(video_nr, "video device number"); |
| 86 | MODULE_PARM_DESC(vbi_nr, "vbi device number"); |
| 87 | MODULE_PARM_DESC(radio_nr, "radio device number"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 88 | MODULE_PARM_DESC(tuner, "tuner type"); |
| 89 | MODULE_PARM_DESC(card, "card type"); |
| 90 | |
Mauro Carvalho Chehab | befd6e6 | 2009-02-09 12:27:03 -0300 | [diff] [blame] | 91 | DEFINE_MUTEX(saa7134_devlist_lock); |
| 92 | EXPORT_SYMBOL(saa7134_devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | LIST_HEAD(saa7134_devlist); |
Mauro Carvalho Chehab | befd6e6 | 2009-02-09 12:27:03 -0300 | [diff] [blame] | 94 | EXPORT_SYMBOL(saa7134_devlist); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 95 | static LIST_HEAD(mops_list); |
| 96 | static unsigned int saa7134_devcount; |
| 97 | |
Adrian Bunk | 7845701 | 2006-07-15 15:19:56 -0300 | [diff] [blame] | 98 | int (*saa7134_dmasound_init)(struct saa7134_dev *dev); |
| 99 | int (*saa7134_dmasound_exit)(struct saa7134_dev *dev); |
Ricardo Cerqueira | f5b974c | 2005-12-01 00:51:20 -0800 | [diff] [blame] | 100 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 101 | #define dprintk(fmt, arg...) if (core_debug) \ |
| 102 | printk(KERN_DEBUG "%s/core: " fmt, dev->name , ## arg) |
| 103 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 104 | void saa7134_track_gpio(struct saa7134_dev *dev, char *msg) |
| 105 | { |
| 106 | unsigned long mode,status; |
| 107 | |
| 108 | if (!gpio_tracking) |
| 109 | return; |
| 110 | /* rising SAA7134_GPIO_GPRESCAN reads the status */ |
| 111 | saa_andorb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN,0); |
| 112 | saa_andorb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN,SAA7134_GPIO_GPRESCAN); |
| 113 | mode = saa_readl(SAA7134_GPIO_GPMODE0 >> 2) & 0xfffffff; |
| 114 | status = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & 0xfffffff; |
| 115 | printk(KERN_DEBUG |
| 116 | "%s: gpio: mode=0x%07lx in=0x%07lx out=0x%07lx [%s]\n", |
| 117 | dev->name, mode, (~mode) & status, mode & status, msg); |
| 118 | } |
| 119 | |
Hartmut Hackmann | b819594 | 2007-04-27 12:31:11 -0300 | [diff] [blame] | 120 | void saa7134_set_gpio(struct saa7134_dev *dev, int bit_no, int value) |
| 121 | { |
| 122 | u32 index, bitval; |
Hartmut Hackmann | b819594 | 2007-04-27 12:31:11 -0300 | [diff] [blame] | 123 | |
| 124 | index = 1 << bit_no; |
| 125 | switch (value) { |
| 126 | case 0: /* static value */ |
| 127 | case 1: dprintk("setting GPIO%d to static %d\n", bit_no, value); |
| 128 | /* turn sync mode off if necessary */ |
| 129 | if (index & 0x00c00000) |
| 130 | saa_andorb(SAA7134_VIDEO_PORT_CTRL6, 0x0f, 0x00); |
| 131 | if (value) |
| 132 | bitval = index; |
| 133 | else |
| 134 | bitval = 0; |
| 135 | saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, index, index); |
| 136 | saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, index, bitval); |
| 137 | break; |
| 138 | case 3: /* tristate */ |
| 139 | dprintk("setting GPIO%d to tristate\n", bit_no); |
| 140 | saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, index, 0); |
| 141 | break; |
Hartmut Hackmann | cfeb883 | 2007-04-27 12:31:17 -0300 | [diff] [blame] | 142 | } |
| 143 | } |
| 144 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 145 | /* ------------------------------------------------------------------ */ |
| 146 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 147 | |
| 148 | /* ----------------------------------------------------------- */ |
| 149 | /* delayed request_module */ |
| 150 | |
Reimar Doeffinger | fd1eab7 | 2005-12-01 00:51:39 -0800 | [diff] [blame] | 151 | #if defined(CONFIG_MODULES) && defined(MODULE) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 152 | |
Markus Rechberger | 4217e25 | 2007-04-27 12:31:17 -0300 | [diff] [blame] | 153 | static void request_module_async(struct work_struct *work){ |
| 154 | struct saa7134_dev* dev = container_of(work, struct saa7134_dev, request_module_wk); |
| 155 | if (card_is_empress(dev)) |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 156 | request_module("saa7134-empress"); |
Markus Rechberger | 4217e25 | 2007-04-27 12:31:17 -0300 | [diff] [blame] | 157 | if (card_is_dvb(dev)) |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 158 | request_module("saa7134-dvb"); |
Mauro Carvalho Chehab | 23ce51d | 2009-01-31 08:14:24 -0300 | [diff] [blame] | 159 | if (alsa) { |
| 160 | if (dev->pci->device != PCI_DEVICE_ID_PHILIPS_SAA7130) |
| 161 | request_module("saa7134-alsa"); |
| 162 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 163 | } |
| 164 | |
Markus Rechberger | 4217e25 | 2007-04-27 12:31:17 -0300 | [diff] [blame] | 165 | static void request_submodules(struct saa7134_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 166 | { |
Markus Rechberger | 4217e25 | 2007-04-27 12:31:17 -0300 | [diff] [blame] | 167 | INIT_WORK(&dev->request_module_wk, request_module_async); |
| 168 | schedule_work(&dev->request_module_wk); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 169 | } |
| 170 | |
Tejun Heo | 707bcf3 | 2010-12-24 16:14:20 +0100 | [diff] [blame] | 171 | static void flush_request_submodules(struct saa7134_dev *dev) |
| 172 | { |
Tejun Heo | 4382973 | 2012-08-20 14:51:24 -0700 | [diff] [blame] | 173 | flush_work(&dev->request_module_wk); |
Tejun Heo | 707bcf3 | 2010-12-24 16:14:20 +0100 | [diff] [blame] | 174 | } |
| 175 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 176 | #else |
Adrian Bunk | 15f189e | 2007-03-09 17:39:52 -0300 | [diff] [blame] | 177 | #define request_submodules(dev) |
Tejun Heo | 707bcf3 | 2010-12-24 16:14:20 +0100 | [diff] [blame] | 178 | #define flush_request_submodules(dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 179 | #endif /* CONFIG_MODULES */ |
| 180 | |
| 181 | /* ------------------------------------------------------------------ */ |
| 182 | |
| 183 | /* nr of (saa7134-)pages for the given buffer size */ |
| 184 | static int saa7134_buffer_pages(int size) |
| 185 | { |
| 186 | size = PAGE_ALIGN(size); |
| 187 | size += PAGE_SIZE; /* for non-page-aligned buffers */ |
| 188 | size /= 4096; |
| 189 | return size; |
| 190 | } |
| 191 | |
| 192 | /* calc max # of buffers from size (must not exceed the 4MB virtual |
| 193 | * address space per DMA channel) */ |
| 194 | int saa7134_buffer_count(unsigned int size, unsigned int count) |
| 195 | { |
| 196 | unsigned int maxcount; |
| 197 | |
| 198 | maxcount = 1024 / saa7134_buffer_pages(size); |
| 199 | if (count > maxcount) |
| 200 | count = maxcount; |
| 201 | return count; |
| 202 | } |
| 203 | |
| 204 | int saa7134_buffer_startpage(struct saa7134_buf *buf) |
| 205 | { |
| 206 | return saa7134_buffer_pages(buf->vb.bsize) * buf->vb.i; |
| 207 | } |
| 208 | |
| 209 | unsigned long saa7134_buffer_base(struct saa7134_buf *buf) |
| 210 | { |
| 211 | unsigned long base; |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 212 | struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 213 | |
| 214 | base = saa7134_buffer_startpage(buf) * 4096; |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 215 | base += dma->sglist[0].offset; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 216 | return base; |
| 217 | } |
| 218 | |
| 219 | /* ------------------------------------------------------------------ */ |
| 220 | |
| 221 | int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt) |
| 222 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 223 | __le32 *cpu; |
Hans Verkuil | 614b147 | 2008-08-22 17:01:45 -0300 | [diff] [blame] | 224 | dma_addr_t dma_addr = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 225 | |
| 226 | cpu = pci_alloc_consistent(pci, SAA7134_PGTABLE_SIZE, &dma_addr); |
| 227 | if (NULL == cpu) |
| 228 | return -ENOMEM; |
| 229 | pt->size = SAA7134_PGTABLE_SIZE; |
| 230 | pt->cpu = cpu; |
| 231 | pt->dma = dma_addr; |
| 232 | return 0; |
| 233 | } |
| 234 | |
| 235 | int saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt, |
| 236 | struct scatterlist *list, unsigned int length, |
| 237 | unsigned int startpage) |
| 238 | { |
Alexey Dobriyan | c9c12b7 | 2005-06-23 22:04:37 -0700 | [diff] [blame] | 239 | __le32 *ptr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 240 | unsigned int i,p; |
| 241 | |
| 242 | BUG_ON(NULL == pt || NULL == pt->cpu); |
| 243 | |
| 244 | ptr = pt->cpu + startpage; |
| 245 | for (i = 0; i < length; i++, list++) |
| 246 | for (p = 0; p * 4096 < list->length; p++, ptr++) |
Gerd Knorr | a20758f | 2005-06-23 22:04:34 -0700 | [diff] [blame] | 247 | *ptr = cpu_to_le32(sg_dma_address(list) - list->offset); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 248 | return 0; |
| 249 | } |
| 250 | |
| 251 | void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt) |
| 252 | { |
| 253 | if (NULL == pt->cpu) |
| 254 | return; |
| 255 | pci_free_consistent(pci, pt->size, pt->cpu, pt->dma); |
| 256 | pt->cpu = NULL; |
| 257 | } |
| 258 | |
| 259 | /* ------------------------------------------------------------------ */ |
| 260 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 261 | void saa7134_dma_free(struct videobuf_queue *q,struct saa7134_buf *buf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 262 | { |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 263 | struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb); |
Eric Sesterhenn | ae24601 | 2006-03-13 13:17:11 -0300 | [diff] [blame] | 264 | BUG_ON(in_interrupt()); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 265 | |
Hans Verkuil | 0e0809a | 2010-09-26 09:01:26 -0300 | [diff] [blame] | 266 | videobuf_waiton(q, &buf->vb, 0, 0); |
Laurent Pinchart | 9526840 | 2010-05-11 10:36:30 -0300 | [diff] [blame] | 267 | videobuf_dma_unmap(q->dev, dma); |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 268 | videobuf_dma_free(dma); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 269 | buf->vb.state = VIDEOBUF_NEEDS_INIT; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 270 | } |
| 271 | |
| 272 | /* ------------------------------------------------------------------ */ |
| 273 | |
| 274 | int saa7134_buffer_queue(struct saa7134_dev *dev, |
| 275 | struct saa7134_dmaqueue *q, |
| 276 | struct saa7134_buf *buf) |
| 277 | { |
| 278 | struct saa7134_buf *next = NULL; |
| 279 | |
| 280 | assert_spin_locked(&dev->slock); |
| 281 | dprintk("buffer_queue %p\n",buf); |
| 282 | if (NULL == q->curr) { |
| 283 | if (!q->need_two) { |
| 284 | q->curr = buf; |
| 285 | buf->activate(dev,buf,NULL); |
| 286 | } else if (list_empty(&q->queue)) { |
| 287 | list_add_tail(&buf->vb.queue,&q->queue); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 288 | buf->vb.state = VIDEOBUF_QUEUED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 289 | } else { |
| 290 | next = list_entry(q->queue.next,struct saa7134_buf, |
| 291 | vb.queue); |
| 292 | q->curr = buf; |
| 293 | buf->activate(dev,buf,next); |
| 294 | } |
| 295 | } else { |
| 296 | list_add_tail(&buf->vb.queue,&q->queue); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 297 | buf->vb.state = VIDEOBUF_QUEUED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 298 | } |
| 299 | return 0; |
| 300 | } |
| 301 | |
| 302 | void saa7134_buffer_finish(struct saa7134_dev *dev, |
| 303 | struct saa7134_dmaqueue *q, |
| 304 | unsigned int state) |
| 305 | { |
| 306 | assert_spin_locked(&dev->slock); |
| 307 | dprintk("buffer_finish %p\n",q->curr); |
| 308 | |
| 309 | /* finish current buffer */ |
| 310 | q->curr->vb.state = state; |
Sakari Ailus | 8e6057b | 2012-09-15 15:14:42 -0300 | [diff] [blame] | 311 | v4l2_get_timestamp(&q->curr->vb.ts); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 312 | wake_up(&q->curr->vb.done); |
| 313 | q->curr = NULL; |
| 314 | } |
| 315 | |
| 316 | void saa7134_buffer_next(struct saa7134_dev *dev, |
| 317 | struct saa7134_dmaqueue *q) |
| 318 | { |
| 319 | struct saa7134_buf *buf,*next = NULL; |
| 320 | |
| 321 | assert_spin_locked(&dev->slock); |
| 322 | BUG_ON(NULL != q->curr); |
| 323 | |
| 324 | if (!list_empty(&q->queue)) { |
| 325 | /* activate next one from queue */ |
| 326 | buf = list_entry(q->queue.next,struct saa7134_buf,vb.queue); |
| 327 | dprintk("buffer_next %p [prev=%p/next=%p]\n", |
| 328 | buf,q->queue.prev,q->queue.next); |
| 329 | list_del(&buf->vb.queue); |
| 330 | if (!list_empty(&q->queue)) |
| 331 | next = list_entry(q->queue.next,struct saa7134_buf, |
| 332 | vb.queue); |
| 333 | q->curr = buf; |
| 334 | buf->activate(dev,buf,next); |
| 335 | dprintk("buffer_next #2 prev=%p/next=%p\n", |
| 336 | q->queue.prev,q->queue.next); |
| 337 | } else { |
| 338 | /* nothing to do -- just stop DMA */ |
| 339 | dprintk("buffer_next %p\n",NULL); |
| 340 | saa7134_set_dmabits(dev); |
| 341 | del_timer(&q->timeout); |
Dmitri Belimov | 6b6b754 | 2009-05-28 01:58:57 -0300 | [diff] [blame] | 342 | |
| 343 | if (card_has_mpeg(dev)) |
| 344 | if (dev->ts_started) |
| 345 | saa7134_ts_stop(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 346 | } |
| 347 | } |
| 348 | |
| 349 | void saa7134_buffer_timeout(unsigned long data) |
| 350 | { |
| 351 | struct saa7134_dmaqueue *q = (struct saa7134_dmaqueue*)data; |
| 352 | struct saa7134_dev *dev = q->dev; |
| 353 | unsigned long flags; |
| 354 | |
| 355 | spin_lock_irqsave(&dev->slock,flags); |
| 356 | |
| 357 | /* try to reset the hardware (SWRST) */ |
| 358 | saa_writeb(SAA7134_REGION_ENABLE, 0x00); |
| 359 | saa_writeb(SAA7134_REGION_ENABLE, 0x80); |
| 360 | saa_writeb(SAA7134_REGION_ENABLE, 0x00); |
| 361 | |
| 362 | /* flag current buffer as failed, |
| 363 | try to start over with the next one. */ |
| 364 | if (q->curr) { |
| 365 | dprintk("timeout on %p\n",q->curr); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 366 | saa7134_buffer_finish(dev,q,VIDEOBUF_ERROR); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 367 | } |
| 368 | saa7134_buffer_next(dev,q); |
| 369 | spin_unlock_irqrestore(&dev->slock,flags); |
| 370 | } |
| 371 | |
| 372 | /* ------------------------------------------------------------------ */ |
| 373 | |
| 374 | int saa7134_set_dmabits(struct saa7134_dev *dev) |
| 375 | { |
| 376 | u32 split, task=0, ctrl=0, irq=0; |
| 377 | enum v4l2_field cap = V4L2_FIELD_ANY; |
| 378 | enum v4l2_field ov = V4L2_FIELD_ANY; |
| 379 | |
| 380 | assert_spin_locked(&dev->slock); |
| 381 | |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 382 | if (dev->insuspend) |
Maxim Levitsky | acd827d | 2007-10-08 12:07:35 -0300 | [diff] [blame] | 383 | return 0; |
| 384 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 385 | /* video capture -- dma 0 + video task A */ |
| 386 | if (dev->video_q.curr) { |
| 387 | task |= 0x01; |
| 388 | ctrl |= SAA7134_MAIN_CTRL_TE0; |
| 389 | irq |= SAA7134_IRQ1_INTE_RA0_1 | |
| 390 | SAA7134_IRQ1_INTE_RA0_0; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 391 | cap = dev->video_q.curr->vb.field; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 392 | } |
| 393 | |
| 394 | /* video capture -- dma 1+2 (planar modes) */ |
| 395 | if (dev->video_q.curr && |
| 396 | dev->video_q.curr->fmt->planar) { |
| 397 | ctrl |= SAA7134_MAIN_CTRL_TE4 | |
| 398 | SAA7134_MAIN_CTRL_TE5; |
| 399 | } |
| 400 | |
| 401 | /* screen overlay -- dma 0 + video task B */ |
| 402 | if (dev->ovenable) { |
| 403 | task |= 0x10; |
| 404 | ctrl |= SAA7134_MAIN_CTRL_TE1; |
| 405 | ov = dev->ovfield; |
| 406 | } |
| 407 | |
| 408 | /* vbi capture -- dma 0 + vbi task A+B */ |
| 409 | if (dev->vbi_q.curr) { |
| 410 | task |= 0x22; |
| 411 | ctrl |= SAA7134_MAIN_CTRL_TE2 | |
| 412 | SAA7134_MAIN_CTRL_TE3; |
| 413 | irq |= SAA7134_IRQ1_INTE_RA0_7 | |
| 414 | SAA7134_IRQ1_INTE_RA0_6 | |
| 415 | SAA7134_IRQ1_INTE_RA0_5 | |
| 416 | SAA7134_IRQ1_INTE_RA0_4; |
| 417 | } |
| 418 | |
| 419 | /* audio capture -- dma 3 */ |
Ricardo Cerqueira | b54134b | 2005-11-08 21:38:54 -0800 | [diff] [blame] | 420 | if (dev->dmasound.dma_running) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 421 | ctrl |= SAA7134_MAIN_CTRL_TE6; |
| 422 | irq |= SAA7134_IRQ1_INTE_RA3_1 | |
| 423 | SAA7134_IRQ1_INTE_RA3_0; |
| 424 | } |
| 425 | |
| 426 | /* TS capture -- dma 5 */ |
| 427 | if (dev->ts_q.curr) { |
| 428 | ctrl |= SAA7134_MAIN_CTRL_TE5; |
Dmitry Belimov | 8809b9c | 2008-08-26 13:47:10 -0300 | [diff] [blame] | 429 | irq |= SAA7134_IRQ1_INTE_RA2_1 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 430 | SAA7134_IRQ1_INTE_RA2_0; |
| 431 | } |
| 432 | |
| 433 | /* set task conditions + field handling */ |
| 434 | if (V4L2_FIELD_HAS_BOTH(cap) || V4L2_FIELD_HAS_BOTH(ov) || cap == ov) { |
| 435 | /* default config -- use full frames */ |
| 436 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0d); |
| 437 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0d); |
| 438 | saa_writeb(SAA7134_FIELD_HANDLING(TASK_A), 0x02); |
| 439 | saa_writeb(SAA7134_FIELD_HANDLING(TASK_B), 0x02); |
| 440 | split = 0; |
| 441 | } else { |
| 442 | /* split fields between tasks */ |
| 443 | if (V4L2_FIELD_TOP == cap) { |
| 444 | /* odd A, even B, repeat */ |
| 445 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0d); |
| 446 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0e); |
| 447 | } else { |
| 448 | /* odd B, even A, repeat */ |
| 449 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0e); |
| 450 | saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0d); |
| 451 | } |
| 452 | saa_writeb(SAA7134_FIELD_HANDLING(TASK_A), 0x01); |
| 453 | saa_writeb(SAA7134_FIELD_HANDLING(TASK_B), 0x01); |
| 454 | split = 1; |
| 455 | } |
| 456 | |
| 457 | /* irqs */ |
| 458 | saa_writeb(SAA7134_REGION_ENABLE, task); |
| 459 | saa_writel(SAA7134_IRQ1, irq); |
| 460 | saa_andorl(SAA7134_MAIN_CTRL, |
| 461 | SAA7134_MAIN_CTRL_TE0 | |
| 462 | SAA7134_MAIN_CTRL_TE1 | |
| 463 | SAA7134_MAIN_CTRL_TE2 | |
| 464 | SAA7134_MAIN_CTRL_TE3 | |
| 465 | SAA7134_MAIN_CTRL_TE4 | |
| 466 | SAA7134_MAIN_CTRL_TE5 | |
| 467 | SAA7134_MAIN_CTRL_TE6, |
| 468 | ctrl); |
| 469 | dprintk("dmabits: task=0x%02x ctrl=0x%02x irq=0x%x split=%s\n", |
| 470 | task, ctrl, irq, split ? "no" : "yes"); |
| 471 | |
| 472 | return 0; |
| 473 | } |
| 474 | |
| 475 | /* ------------------------------------------------------------------ */ |
| 476 | /* IRQ handler + helpers */ |
| 477 | |
| 478 | static char *irqbits[] = { |
| 479 | "DONE_RA0", "DONE_RA1", "DONE_RA2", "DONE_RA3", |
| 480 | "AR", "PE", "PWR_ON", "RDCAP", "INTL", "FIDT", "MMC", |
| 481 | "TRIG_ERR", "CONF_ERR", "LOAD_ERR", |
Mauro Carvalho Chehab | 3629e1d | 2010-04-03 01:43:36 -0300 | [diff] [blame] | 482 | "GPIO16", "GPIO18", "GPIO22", "GPIO23" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 483 | }; |
| 484 | #define IRQBITS ARRAY_SIZE(irqbits) |
| 485 | |
| 486 | static void print_irqstatus(struct saa7134_dev *dev, int loop, |
| 487 | unsigned long report, unsigned long status) |
| 488 | { |
| 489 | unsigned int i; |
| 490 | |
| 491 | printk(KERN_DEBUG "%s/irq[%d,%ld]: r=0x%lx s=0x%02lx", |
| 492 | dev->name,loop,jiffies,report,status); |
| 493 | for (i = 0; i < IRQBITS; i++) { |
| 494 | if (!(report & (1 << i))) |
| 495 | continue; |
| 496 | printk(" %s",irqbits[i]); |
| 497 | } |
| 498 | if (report & SAA7134_IRQ_REPORT_DONE_RA0) { |
| 499 | printk(" | RA0=%s,%s,%s,%ld", |
| 500 | (status & 0x40) ? "vbi" : "video", |
| 501 | (status & 0x20) ? "b" : "a", |
| 502 | (status & 0x10) ? "odd" : "even", |
| 503 | (status & 0x0f)); |
| 504 | } |
| 505 | printk("\n"); |
| 506 | } |
| 507 | |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 508 | static irqreturn_t saa7134_irq(int irq, void *dev_id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 509 | { |
| 510 | struct saa7134_dev *dev = (struct saa7134_dev*) dev_id; |
| 511 | unsigned long report,status; |
| 512 | int loop, handled = 0; |
| 513 | |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 514 | if (dev->insuspend) |
| 515 | goto out; |
| 516 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 517 | for (loop = 0; loop < 10; loop++) { |
| 518 | report = saa_readl(SAA7134_IRQ_REPORT); |
| 519 | status = saa_readl(SAA7134_IRQ_STATUS); |
Ricardo Cerqueira | 79dd0c69 | 2005-11-08 21:38:53 -0800 | [diff] [blame] | 520 | |
Heikki Lindholm | 843b137 | 2007-11-30 13:27:26 -0300 | [diff] [blame] | 521 | /* If dmasound support is active and we get a sound report, |
| 522 | * mask out the report and let the saa7134-alsa module deal |
| 523 | * with it */ |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 524 | if ((report & SAA7134_IRQ_REPORT_DONE_RA3) && |
| 525 | (dev->dmasound.priv_data != NULL) ) |
| 526 | { |
Ricardo Cerqueira | 79dd0c69 | 2005-11-08 21:38:53 -0800 | [diff] [blame] | 527 | if (irq_debug > 1) |
Heikki Lindholm | 843b137 | 2007-11-30 13:27:26 -0300 | [diff] [blame] | 528 | printk(KERN_DEBUG "%s/irq: preserving DMA sound interrupt\n", |
| 529 | dev->name); |
| 530 | report &= ~SAA7134_IRQ_REPORT_DONE_RA3; |
| 531 | } |
| 532 | |
| 533 | if (0 == report) { |
| 534 | if (irq_debug > 1) |
| 535 | printk(KERN_DEBUG "%s/irq: no (more) work\n", |
Ricardo Cerqueira | 79dd0c69 | 2005-11-08 21:38:53 -0800 | [diff] [blame] | 536 | dev->name); |
| 537 | goto out; |
| 538 | } |
| 539 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 540 | handled = 1; |
| 541 | saa_writel(SAA7134_IRQ_REPORT,report); |
| 542 | if (irq_debug) |
| 543 | print_irqstatus(dev,loop,report,status); |
| 544 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 545 | |
Maxim Levitsky | 11f7078 | 2007-09-27 20:44:39 -0300 | [diff] [blame] | 546 | if ((report & SAA7134_IRQ_REPORT_RDCAP) || |
| 547 | (report & SAA7134_IRQ_REPORT_INTL)) |
| 548 | saa7134_irq_video_signalchange(dev); |
| 549 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 550 | |
| 551 | if ((report & SAA7134_IRQ_REPORT_DONE_RA0) && |
| 552 | (status & 0x60) == 0) |
| 553 | saa7134_irq_video_done(dev,status); |
| 554 | |
| 555 | if ((report & SAA7134_IRQ_REPORT_DONE_RA0) && |
| 556 | (status & 0x40) == 0x40) |
| 557 | saa7134_irq_vbi_done(dev,status); |
| 558 | |
| 559 | if ((report & SAA7134_IRQ_REPORT_DONE_RA2) && |
| 560 | card_has_mpeg(dev)) |
| 561 | saa7134_irq_ts_done(dev,status); |
| 562 | |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 563 | if (report & SAA7134_IRQ_REPORT_GPIO16) { |
| 564 | switch (dev->has_remote) { |
| 565 | case SAA7134_REMOTE_GPIO: |
Sergey Vlasov | 7a766f9 | 2006-04-07 10:04:56 -0300 | [diff] [blame] | 566 | if (!dev->remote) |
| 567 | break; |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 568 | if (dev->remote->mask_keydown & 0x10000) { |
| 569 | saa7134_input_irq(dev); |
| 570 | } |
| 571 | break; |
Ricardo Cerqueira | bd15eba | 2005-11-08 21:37:11 -0800 | [diff] [blame] | 572 | |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 573 | case SAA7134_REMOTE_I2C: |
| 574 | break; /* FIXME: invoke I2C get_key() */ |
| 575 | |
| 576 | default: /* GPIO16 not used by IR remote */ |
| 577 | break; |
| 578 | } |
| 579 | } |
| 580 | |
| 581 | if (report & SAA7134_IRQ_REPORT_GPIO18) { |
| 582 | switch (dev->has_remote) { |
| 583 | case SAA7134_REMOTE_GPIO: |
Sergey Vlasov | 7a766f9 | 2006-04-07 10:04:56 -0300 | [diff] [blame] | 584 | if (!dev->remote) |
| 585 | break; |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 586 | if ((dev->remote->mask_keydown & 0x40000) || |
| 587 | (dev->remote->mask_keyup & 0x40000)) { |
| 588 | saa7134_input_irq(dev); |
| 589 | } |
| 590 | break; |
| 591 | |
| 592 | case SAA7134_REMOTE_I2C: |
| 593 | break; /* FIXME: invoke I2C get_key() */ |
| 594 | |
| 595 | default: /* GPIO18 not used by IR remote */ |
| 596 | break; |
| 597 | } |
| 598 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 599 | } |
| 600 | |
| 601 | if (10 == loop) { |
| 602 | print_irqstatus(dev,loop,report,status); |
| 603 | if (report & SAA7134_IRQ_REPORT_PE) { |
| 604 | /* disable all parity error */ |
| 605 | printk(KERN_WARNING "%s/irq: looping -- " |
| 606 | "clearing PE (parity error!) enable bit\n",dev->name); |
| 607 | saa_clearl(SAA7134_IRQ2,SAA7134_IRQ2_INTE_PE); |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 608 | } else if (report & SAA7134_IRQ_REPORT_GPIO16) { |
| 609 | /* disable gpio16 IRQ */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 610 | printk(KERN_WARNING "%s/irq: looping -- " |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 611 | "clearing GPIO16 enable bit\n",dev->name); |
Mauro Carvalho Chehab | 3629e1d | 2010-04-03 01:43:36 -0300 | [diff] [blame] | 612 | saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO16_P); |
| 613 | saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO16_N); |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 614 | } else if (report & SAA7134_IRQ_REPORT_GPIO18) { |
| 615 | /* disable gpio18 IRQs */ |
| 616 | printk(KERN_WARNING "%s/irq: looping -- " |
| 617 | "clearing GPIO18 enable bit\n",dev->name); |
Mauro Carvalho Chehab | 3629e1d | 2010-04-03 01:43:36 -0300 | [diff] [blame] | 618 | saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18_P); |
| 619 | saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18_N); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 620 | } else { |
| 621 | /* disable all irqs */ |
| 622 | printk(KERN_WARNING "%s/irq: looping -- " |
| 623 | "clearing all enable bits\n",dev->name); |
| 624 | saa_writel(SAA7134_IRQ1,0); |
| 625 | saa_writel(SAA7134_IRQ2,0); |
| 626 | } |
| 627 | } |
| 628 | |
| 629 | out: |
| 630 | return IRQ_RETVAL(handled); |
| 631 | } |
| 632 | |
| 633 | /* ------------------------------------------------------------------ */ |
| 634 | |
| 635 | /* early init (no i2c, no irq) */ |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 636 | |
| 637 | static int saa7134_hw_enable1(struct saa7134_dev *dev) |
| 638 | { |
| 639 | /* RAM FIFO config */ |
| 640 | saa_writel(SAA7134_FIFO_SIZE, 0x08070503); |
| 641 | saa_writel(SAA7134_THRESHOULD, 0x02020202); |
| 642 | |
| 643 | /* enable audio + video processing */ |
| 644 | saa_writel(SAA7134_MAIN_CTRL, |
| 645 | SAA7134_MAIN_CTRL_VPLLE | |
| 646 | SAA7134_MAIN_CTRL_APLLE | |
| 647 | SAA7134_MAIN_CTRL_EXOSC | |
| 648 | SAA7134_MAIN_CTRL_EVFE1 | |
| 649 | SAA7134_MAIN_CTRL_EVFE2 | |
| 650 | SAA7134_MAIN_CTRL_ESFE | |
| 651 | SAA7134_MAIN_CTRL_EBDAC); |
| 652 | |
| 653 | /* |
| 654 | * Initialize OSS _after_ enabling audio clock PLL and audio processing. |
| 655 | * OSS initialization writes to registers via the audio DSP; these |
| 656 | * writes will fail unless the audio clock has been started. At worst, |
| 657 | * audio will not work. |
| 658 | */ |
| 659 | |
| 660 | /* enable peripheral devices */ |
| 661 | saa_writeb(SAA7134_SPECIAL_MODE, 0x01); |
| 662 | |
| 663 | /* set vertical line numbering start (vbi needs this) */ |
| 664 | saa_writeb(SAA7134_SOURCE_TIMING2, 0x20); |
| 665 | |
| 666 | return 0; |
| 667 | } |
| 668 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 669 | static int saa7134_hwinit1(struct saa7134_dev *dev) |
| 670 | { |
| 671 | dprintk("hwinit1\n"); |
| 672 | |
| 673 | saa_writel(SAA7134_IRQ1, 0); |
| 674 | saa_writel(SAA7134_IRQ2, 0); |
Andy Walls | 7ef5e02 | 2009-01-10 18:04:45 -0300 | [diff] [blame] | 675 | |
| 676 | /* Clear any stale IRQ reports */ |
| 677 | saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT)); |
| 678 | |
Ingo Molnar | 3593cab | 2006-02-07 06:49:14 -0200 | [diff] [blame] | 679 | mutex_init(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 680 | spin_lock_init(&dev->slock); |
| 681 | |
| 682 | saa7134_track_gpio(dev,"pre-init"); |
| 683 | saa7134_video_init1(dev); |
| 684 | saa7134_vbi_init1(dev); |
| 685 | if (card_has_mpeg(dev)) |
| 686 | saa7134_ts_init1(dev); |
| 687 | saa7134_input_init1(dev); |
| 688 | |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 689 | saa7134_hw_enable1(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 690 | |
| 691 | return 0; |
| 692 | } |
| 693 | |
| 694 | /* late init (with i2c + irq) */ |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 695 | static int saa7134_hw_enable2(struct saa7134_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 696 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 697 | |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 698 | unsigned int irq2_mask; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 699 | |
| 700 | /* enable IRQ's */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 701 | irq2_mask = |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 702 | SAA7134_IRQ2_INTE_DEC3 | |
| 703 | SAA7134_IRQ2_INTE_DEC2 | |
| 704 | SAA7134_IRQ2_INTE_DEC1 | |
| 705 | SAA7134_IRQ2_INTE_DEC0 | |
| 706 | SAA7134_IRQ2_INTE_PE | |
| 707 | SAA7134_IRQ2_INTE_AR; |
| 708 | |
Sergey Vlasov | 7a766f9 | 2006-04-07 10:04:56 -0300 | [diff] [blame] | 709 | if (dev->has_remote == SAA7134_REMOTE_GPIO && dev->remote) { |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 710 | if (dev->remote->mask_keydown & 0x10000) |
Mauro Carvalho Chehab | 3629e1d | 2010-04-03 01:43:36 -0300 | [diff] [blame] | 711 | irq2_mask |= SAA7134_IRQ2_INTE_GPIO16_N; |
Mauro Carvalho Chehab | bdf1c98 | 2010-04-03 11:26:01 -0300 | [diff] [blame] | 712 | else { /* Allow enabling both IRQ edge triggers */ |
| 713 | if (dev->remote->mask_keydown & 0x40000) |
| 714 | irq2_mask |= SAA7134_IRQ2_INTE_GPIO18_P; |
| 715 | if (dev->remote->mask_keyup & 0x40000) |
| 716 | irq2_mask |= SAA7134_IRQ2_INTE_GPIO18_N; |
| 717 | } |
Peter Missel | 0602fbb | 2006-01-09 18:21:23 -0200 | [diff] [blame] | 718 | } |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 719 | |
Dmitri Belimov | 3de2ed1 | 2008-09-29 02:25:40 -0300 | [diff] [blame] | 720 | if (dev->has_remote == SAA7134_REMOTE_I2C) { |
| 721 | request_module("ir-kbd-i2c"); |
| 722 | } |
| 723 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 724 | saa_writel(SAA7134_IRQ1, 0); |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 725 | saa_writel(SAA7134_IRQ2, irq2_mask); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 726 | |
| 727 | return 0; |
| 728 | } |
| 729 | |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 730 | static int saa7134_hwinit2(struct saa7134_dev *dev) |
| 731 | { |
| 732 | |
| 733 | dprintk("hwinit2\n"); |
| 734 | |
| 735 | saa7134_video_init2(dev); |
| 736 | saa7134_tvaudio_init2(dev); |
| 737 | |
| 738 | saa7134_hw_enable2(dev); |
| 739 | |
| 740 | return 0; |
| 741 | } |
| 742 | |
| 743 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 744 | /* shutdown */ |
| 745 | static int saa7134_hwfini(struct saa7134_dev *dev) |
| 746 | { |
| 747 | dprintk("hwfini\n"); |
| 748 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 749 | if (card_has_mpeg(dev)) |
| 750 | saa7134_ts_fini(dev); |
| 751 | saa7134_input_fini(dev); |
| 752 | saa7134_vbi_fini(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 753 | saa7134_tvaudio_fini(dev); |
| 754 | return 0; |
| 755 | } |
| 756 | |
Greg Kroah-Hartman | 4c62e97 | 2012-12-21 13:17:53 -0800 | [diff] [blame] | 757 | static void must_configure_manually(int has_eeprom) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 758 | { |
| 759 | unsigned int i,p; |
| 760 | |
Mauro Carvalho Chehab | 99fb079 | 2011-01-19 16:11:58 -0200 | [diff] [blame] | 761 | if (!has_eeprom) |
| 762 | printk(KERN_WARNING |
| 763 | "saa7134: <rant>\n" |
| 764 | "saa7134: Congratulations! Your TV card vendor saved a few\n" |
| 765 | "saa7134: cents for a eeprom, thus your pci board has no\n" |
| 766 | "saa7134: subsystem ID and I can't identify it automatically\n" |
| 767 | "saa7134: </rant>\n" |
| 768 | "saa7134: I feel better now. Ok, here are the good news:\n" |
| 769 | "saa7134: You can use the card=<nr> insmod option to specify\n" |
| 770 | "saa7134: which board do you have. The list:\n"); |
| 771 | else |
| 772 | printk(KERN_WARNING |
| 773 | "saa7134: Board is currently unknown. You might try to use the card=<nr>\n" |
| 774 | "saa7134: insmod option to specify which board do you have, but this is\n" |
| 775 | "saa7134: somewhat risky, as might damage your card. It is better to ask\n" |
| 776 | "saa7134: for support at linux-media@vger.kernel.org.\n" |
| 777 | "saa7134: The supported cards are:\n"); |
| 778 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 779 | for (i = 0; i < saa7134_bcount; i++) { |
| 780 | printk(KERN_WARNING "saa7134: card=%d -> %-40.40s", |
| 781 | i,saa7134_boards[i].name); |
| 782 | for (p = 0; saa7134_pci_tbl[p].driver_data; p++) { |
| 783 | if (saa7134_pci_tbl[p].driver_data != i) |
| 784 | continue; |
| 785 | printk(" %04x:%04x", |
| 786 | saa7134_pci_tbl[p].subvendor, |
| 787 | saa7134_pci_tbl[p].subdevice); |
| 788 | } |
| 789 | printk("\n"); |
| 790 | } |
| 791 | } |
| 792 | |
| 793 | static struct video_device *vdev_init(struct saa7134_dev *dev, |
| 794 | struct video_device *template, |
| 795 | char *type) |
| 796 | { |
| 797 | struct video_device *vfd; |
| 798 | |
| 799 | vfd = video_device_alloc(); |
| 800 | if (NULL == vfd) |
| 801 | return NULL; |
| 802 | *vfd = *template; |
Hans Verkuil | b8ced13 | 2009-03-15 06:53:32 -0300 | [diff] [blame] | 803 | vfd->v4l2_dev = &dev->v4l2_dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 804 | vfd->release = video_device_release; |
Mauro Carvalho Chehab | 8c85454 | 2007-12-07 17:34:48 -0300 | [diff] [blame] | 805 | vfd->debug = video_debug; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 806 | snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", |
| 807 | dev->name, type, saa7134_boards[dev->board].name); |
Laurent Pinchart | 63b0d5a | 2009-12-10 11:44:04 -0200 | [diff] [blame] | 808 | video_set_drvdata(vfd, dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 809 | return vfd; |
| 810 | } |
| 811 | |
| 812 | static void saa7134_unregister_video(struct saa7134_dev *dev) |
| 813 | { |
| 814 | if (dev->video_dev) { |
Laurent Pinchart | f0813b4 | 2009-11-27 13:57:30 -0300 | [diff] [blame] | 815 | if (video_is_registered(dev->video_dev)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 816 | video_unregister_device(dev->video_dev); |
| 817 | else |
| 818 | video_device_release(dev->video_dev); |
| 819 | dev->video_dev = NULL; |
| 820 | } |
| 821 | if (dev->vbi_dev) { |
Laurent Pinchart | f0813b4 | 2009-11-27 13:57:30 -0300 | [diff] [blame] | 822 | if (video_is_registered(dev->vbi_dev)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 823 | video_unregister_device(dev->vbi_dev); |
| 824 | else |
| 825 | video_device_release(dev->vbi_dev); |
| 826 | dev->vbi_dev = NULL; |
| 827 | } |
| 828 | if (dev->radio_dev) { |
Laurent Pinchart | f0813b4 | 2009-11-27 13:57:30 -0300 | [diff] [blame] | 829 | if (video_is_registered(dev->radio_dev)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 830 | video_unregister_device(dev->radio_dev); |
| 831 | else |
| 832 | video_device_release(dev->radio_dev); |
| 833 | dev->radio_dev = NULL; |
| 834 | } |
| 835 | } |
| 836 | |
| 837 | static void mpeg_ops_attach(struct saa7134_mpeg_ops *ops, |
| 838 | struct saa7134_dev *dev) |
| 839 | { |
| 840 | int err; |
| 841 | |
| 842 | if (NULL != dev->mops) |
| 843 | return; |
| 844 | if (saa7134_boards[dev->board].mpeg != ops->type) |
| 845 | return; |
| 846 | err = ops->init(dev); |
| 847 | if (0 != err) |
| 848 | return; |
| 849 | dev->mops = ops; |
| 850 | } |
| 851 | |
| 852 | static void mpeg_ops_detach(struct saa7134_mpeg_ops *ops, |
| 853 | struct saa7134_dev *dev) |
| 854 | { |
| 855 | if (NULL == dev->mops) |
| 856 | return; |
| 857 | if (dev->mops != ops) |
| 858 | return; |
| 859 | dev->mops->fini(dev); |
| 860 | dev->mops = NULL; |
| 861 | } |
| 862 | |
Greg Kroah-Hartman | 4c62e97 | 2012-12-21 13:17:53 -0800 | [diff] [blame] | 863 | static int saa7134_initdev(struct pci_dev *pci_dev, |
| 864 | const struct pci_device_id *pci_id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 865 | { |
| 866 | struct saa7134_dev *dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 867 | struct saa7134_mpeg_ops *mops; |
| 868 | int err; |
| 869 | |
Alan McIvor | a4df8e1 | 2008-04-22 14:46:09 -0300 | [diff] [blame] | 870 | if (saa7134_devcount == SAA7134_MAXBOARDS) |
| 871 | return -ENOMEM; |
| 872 | |
Panagiotis Issaris | 7408187 | 2006-01-11 19:40:56 -0200 | [diff] [blame] | 873 | dev = kzalloc(sizeof(*dev),GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 874 | if (NULL == dev) |
| 875 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 876 | |
Hans Verkuil | fac6986 | 2009-01-17 12:17:14 -0300 | [diff] [blame] | 877 | err = v4l2_device_register(&pci_dev->dev, &dev->v4l2_dev); |
| 878 | if (err) |
| 879 | goto fail0; |
| 880 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 881 | /* pci init */ |
| 882 | dev->pci = pci_dev; |
| 883 | if (pci_enable_device(pci_dev)) { |
| 884 | err = -EIO; |
| 885 | goto fail1; |
| 886 | } |
| 887 | |
| 888 | dev->nr = saa7134_devcount; |
| 889 | sprintf(dev->name,"saa%x[%d]",pci_dev->device,dev->nr); |
| 890 | |
| 891 | /* pci quirks */ |
| 892 | if (pci_pci_problems) { |
| 893 | if (pci_pci_problems & PCIPCI_TRITON) |
| 894 | printk(KERN_INFO "%s: quirk: PCIPCI_TRITON\n", dev->name); |
| 895 | if (pci_pci_problems & PCIPCI_NATOMA) |
| 896 | printk(KERN_INFO "%s: quirk: PCIPCI_NATOMA\n", dev->name); |
| 897 | if (pci_pci_problems & PCIPCI_VIAETBF) |
| 898 | printk(KERN_INFO "%s: quirk: PCIPCI_VIAETBF\n", dev->name); |
| 899 | if (pci_pci_problems & PCIPCI_VSFX) |
| 900 | printk(KERN_INFO "%s: quirk: PCIPCI_VSFX\n",dev->name); |
| 901 | #ifdef PCIPCI_ALIMAGIK |
| 902 | if (pci_pci_problems & PCIPCI_ALIMAGIK) { |
| 903 | printk(KERN_INFO "%s: quirk: PCIPCI_ALIMAGIK -- latency fixup\n", |
| 904 | dev->name); |
| 905 | latency = 0x0A; |
| 906 | } |
| 907 | #endif |
Alan Cox | 3d265c9 | 2006-09-14 11:53:16 -0300 | [diff] [blame] | 908 | if (pci_pci_problems & (PCIPCI_FAIL|PCIAGP_FAIL)) { |
Mauro Carvalho Chehab | 9050d94 | 2006-03-10 16:46:50 -0300 | [diff] [blame] | 909 | printk(KERN_INFO "%s: quirk: this driver and your " |
| 910 | "chipset may not work together" |
| 911 | " in overlay mode.\n",dev->name); |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 912 | if (!saa7134_no_overlay) { |
Mauro Carvalho Chehab | 9050d94 | 2006-03-10 16:46:50 -0300 | [diff] [blame] | 913 | printk(KERN_INFO "%s: quirk: overlay " |
| 914 | "mode will be disabled.\n", |
| 915 | dev->name); |
Mauro Carvalho Chehab | ecb7377 | 2006-03-17 20:54:32 -0300 | [diff] [blame] | 916 | saa7134_no_overlay = 1; |
Mauro Carvalho Chehab | 9050d94 | 2006-03-10 16:46:50 -0300 | [diff] [blame] | 917 | } else { |
| 918 | printk(KERN_INFO "%s: quirk: overlay " |
| 919 | "mode will be forced. Use this" |
| 920 | " option at your own risk.\n", |
| 921 | dev->name); |
| 922 | } |
| 923 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 924 | } |
| 925 | if (UNSET != latency) { |
| 926 | printk(KERN_INFO "%s: setting pci latency timer to %d\n", |
| 927 | dev->name,latency); |
| 928 | pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, latency); |
| 929 | } |
| 930 | |
| 931 | /* print pci info */ |
Bjørn Mork | abd34d8 | 2011-03-21 11:35:56 -0300 | [diff] [blame] | 932 | dev->pci_rev = pci_dev->revision; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 933 | pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); |
| 934 | printk(KERN_INFO "%s: found at %s, rev: %d, irq: %d, " |
Greg Kroah-Hartman | 228aef6 | 2006-06-12 15:16:52 -0700 | [diff] [blame] | 935 | "latency: %d, mmio: 0x%llx\n", dev->name, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 936 | pci_name(pci_dev), dev->pci_rev, pci_dev->irq, |
Greg Kroah-Hartman | 228aef6 | 2006-06-12 15:16:52 -0700 | [diff] [blame] | 937 | dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 938 | pci_set_master(pci_dev); |
Yang Hongyang | 284901a | 2009-04-06 19:01:15 -0700 | [diff] [blame] | 939 | if (!pci_dma_supported(pci_dev, DMA_BIT_MASK(32))) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 940 | printk("%s: Oops: no 32bit PCI DMA ???\n",dev->name); |
| 941 | err = -EIO; |
| 942 | goto fail1; |
| 943 | } |
| 944 | |
| 945 | /* board config */ |
| 946 | dev->board = pci_id->driver_data; |
Mauro Carvalho Chehab | 3eeba4a | 2012-10-27 16:20:27 -0300 | [diff] [blame] | 947 | if ((unsigned)card[dev->nr] < saa7134_bcount) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 948 | dev->board = card[dev->nr]; |
Mauro Carvalho Chehab | 99fb079 | 2011-01-19 16:11:58 -0200 | [diff] [blame] | 949 | if (SAA7134_BOARD_UNKNOWN == dev->board) |
| 950 | must_configure_manually(0); |
| 951 | else if (SAA7134_BOARD_NOAUTO == dev->board) { |
| 952 | must_configure_manually(1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 953 | dev->board = SAA7134_BOARD_UNKNOWN; |
| 954 | } |
Hartmut Hackmann | a75ec3f | 2006-10-30 19:56:59 -0300 | [diff] [blame] | 955 | dev->autodetected = card[dev->nr] != dev->board; |
Simon Arlott | d53687d | 2008-07-26 11:30:03 -0300 | [diff] [blame] | 956 | dev->tuner_type = saa7134_boards[dev->board].tuner_type; |
| 957 | dev->tuner_addr = saa7134_boards[dev->board].tuner_addr; |
Hans Verkuil | fac6986 | 2009-01-17 12:17:14 -0300 | [diff] [blame] | 958 | dev->radio_type = saa7134_boards[dev->board].radio_type; |
| 959 | dev->radio_addr = saa7134_boards[dev->board].radio_addr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 960 | dev->tda9887_conf = saa7134_boards[dev->board].tda9887_conf; |
| 961 | if (UNSET != tuner[dev->nr]) |
| 962 | dev->tuner_type = tuner[dev->nr]; |
Simon Arlott | d53687d | 2008-07-26 11:30:03 -0300 | [diff] [blame] | 963 | printk(KERN_INFO "%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", |
Hartmut Hackmann | a75ec3f | 2006-10-30 19:56:59 -0300 | [diff] [blame] | 964 | dev->name,pci_dev->subsystem_vendor, |
| 965 | pci_dev->subsystem_device,saa7134_boards[dev->board].name, |
| 966 | dev->board, dev->autodetected ? |
| 967 | "autodetected" : "insmod option"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 968 | |
| 969 | /* get mmio */ |
| 970 | if (!request_mem_region(pci_resource_start(pci_dev,0), |
| 971 | pci_resource_len(pci_dev,0), |
| 972 | dev->name)) { |
| 973 | err = -EBUSY; |
Greg Kroah-Hartman | 228aef6 | 2006-06-12 15:16:52 -0700 | [diff] [blame] | 974 | printk(KERN_ERR "%s: can't get MMIO memory @ 0x%llx\n", |
| 975 | dev->name,(unsigned long long)pci_resource_start(pci_dev,0)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 976 | goto fail1; |
| 977 | } |
Suresh Siddha | d522af5 | 2008-10-20 17:57:02 -0300 | [diff] [blame] | 978 | dev->lmmio = ioremap(pci_resource_start(pci_dev, 0), |
| 979 | pci_resource_len(pci_dev, 0)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 980 | dev->bmmio = (__u8 __iomem *)dev->lmmio; |
| 981 | if (NULL == dev->lmmio) { |
| 982 | err = -EIO; |
| 983 | printk(KERN_ERR "%s: can't ioremap() MMIO memory\n", |
| 984 | dev->name); |
| 985 | goto fail2; |
| 986 | } |
| 987 | |
| 988 | /* initialize hardware #1 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 989 | saa7134_board_init1(dev); |
| 990 | saa7134_hwinit1(dev); |
| 991 | |
| 992 | /* get irq */ |
| 993 | err = request_irq(pci_dev->irq, saa7134_irq, |
Thomas Gleixner | 8076fe3 | 2006-07-01 19:29:37 -0700 | [diff] [blame] | 994 | IRQF_SHARED | IRQF_DISABLED, dev->name, dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 995 | if (err < 0) { |
| 996 | printk(KERN_ERR "%s: can't get IRQ %d\n", |
| 997 | dev->name,pci_dev->irq); |
| 998 | goto fail3; |
| 999 | } |
| 1000 | |
| 1001 | /* wait a bit, register i2c bus */ |
| 1002 | msleep(100); |
| 1003 | saa7134_i2c_register(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1004 | saa7134_board_init2(dev); |
Mauro Carvalho Chehab | c030f5e | 2008-02-19 16:26:33 -0300 | [diff] [blame] | 1005 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1006 | saa7134_hwinit2(dev); |
| 1007 | |
| 1008 | /* load i2c helpers */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1009 | if (card_is_empress(dev)) { |
Hans Verkuil | fac6986 | 2009-01-17 12:17:14 -0300 | [diff] [blame] | 1010 | struct v4l2_subdev *sd = |
Hans Verkuil | e6574f2 | 2009-04-01 03:57:53 -0300 | [diff] [blame] | 1011 | v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, |
Laurent Pinchart | 9a1f8b3 | 2010-09-24 10:16:44 -0300 | [diff] [blame] | 1012 | "saa6752hs", |
Hans Verkuil | 53dacb1 | 2009-08-10 02:49:08 -0300 | [diff] [blame] | 1013 | saa7134_boards[dev->board].empress_addr, NULL); |
Hans Verkuil | fac6986 | 2009-01-17 12:17:14 -0300 | [diff] [blame] | 1014 | |
| 1015 | if (sd) |
| 1016 | sd->grp_id = GRP_EMPRESS; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1017 | } |
Mauro Carvalho Chehab | 330a115 | 2005-07-12 13:59:01 -0700 | [diff] [blame] | 1018 | |
Hans Verkuil | 2983baf | 2009-03-29 06:26:27 -0300 | [diff] [blame] | 1019 | if (saa7134_boards[dev->board].rds_addr) { |
Hans Verkuil | 2983baf | 2009-03-29 06:26:27 -0300 | [diff] [blame] | 1020 | struct v4l2_subdev *sd; |
| 1021 | |
Hans Verkuil | 53dacb1 | 2009-08-10 02:49:08 -0300 | [diff] [blame] | 1022 | sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, |
Laurent Pinchart | 9a1f8b3 | 2010-09-24 10:16:44 -0300 | [diff] [blame] | 1023 | &dev->i2c_adap, "saa6588", |
Hans Verkuil | 53dacb1 | 2009-08-10 02:49:08 -0300 | [diff] [blame] | 1024 | 0, I2C_ADDRS(saa7134_boards[dev->board].rds_addr)); |
Hans Verkuil | f101a2a | 2009-06-20 06:09:52 -0300 | [diff] [blame] | 1025 | if (sd) { |
Hans Verkuil | 2983baf | 2009-03-29 06:26:27 -0300 | [diff] [blame] | 1026 | printk(KERN_INFO "%s: found RDS decoder\n", dev->name); |
Hans Verkuil | f101a2a | 2009-06-20 06:09:52 -0300 | [diff] [blame] | 1027 | dev->has_rds = 1; |
| 1028 | } |
Hans Verkuil | 2983baf | 2009-03-29 06:26:27 -0300 | [diff] [blame] | 1029 | } |
| 1030 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1031 | v4l2_prio_init(&dev->prio); |
| 1032 | |
Mauro Carvalho Chehab | befd6e6 | 2009-02-09 12:27:03 -0300 | [diff] [blame] | 1033 | mutex_lock(&saa7134_devlist_lock); |
| 1034 | list_for_each_entry(mops, &mops_list, next) |
| 1035 | mpeg_ops_attach(mops, dev); |
| 1036 | list_add_tail(&dev->devlist, &saa7134_devlist); |
| 1037 | mutex_unlock(&saa7134_devlist_lock); |
| 1038 | |
| 1039 | /* check for signal */ |
| 1040 | saa7134_irq_video_signalchange(dev); |
| 1041 | |
| 1042 | if (TUNER_ABSENT != dev->tuner_type) |
Laurent Pinchart | 622b828 | 2009-10-05 10:48:17 -0300 | [diff] [blame] | 1043 | saa_call_all(dev, core, s_power, 0); |
Mauro Carvalho Chehab | befd6e6 | 2009-02-09 12:27:03 -0300 | [diff] [blame] | 1044 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1045 | /* register v4l devices */ |
Hans Verkuil | 0ea6bc8 | 2008-07-26 08:26:43 -0300 | [diff] [blame] | 1046 | if (saa7134_no_overlay > 0) |
| 1047 | printk(KERN_INFO "%s: Overlay support disabled.\n", dev->name); |
| 1048 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1049 | dev->video_dev = vdev_init(dev,&saa7134_video_template,"video"); |
| 1050 | err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER, |
| 1051 | video_nr[dev->nr]); |
| 1052 | if (err < 0) { |
| 1053 | printk(KERN_INFO "%s: can't register video device\n", |
| 1054 | dev->name); |
| 1055 | goto fail4; |
| 1056 | } |
Laurent Pinchart | 38c7c03 | 2009-11-27 13:57:15 -0300 | [diff] [blame] | 1057 | printk(KERN_INFO "%s: registered device %s [v4l2]\n", |
| 1058 | dev->name, video_device_node_name(dev->video_dev)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1059 | |
Mauro Carvalho Chehab | a962239 | 2007-12-11 12:05:06 -0300 | [diff] [blame] | 1060 | dev->vbi_dev = vdev_init(dev, &saa7134_video_template, "vbi"); |
Mauro Carvalho Chehab | a962239 | 2007-12-11 12:05:06 -0300 | [diff] [blame] | 1061 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1062 | err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI, |
| 1063 | vbi_nr[dev->nr]); |
| 1064 | if (err < 0) |
| 1065 | goto fail4; |
Laurent Pinchart | 38c7c03 | 2009-11-27 13:57:15 -0300 | [diff] [blame] | 1066 | printk(KERN_INFO "%s: registered device %s\n", |
| 1067 | dev->name, video_device_node_name(dev->vbi_dev)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1068 | |
| 1069 | if (card_has_radio(dev)) { |
| 1070 | dev->radio_dev = vdev_init(dev,&saa7134_radio_template,"radio"); |
| 1071 | err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO, |
| 1072 | radio_nr[dev->nr]); |
| 1073 | if (err < 0) |
| 1074 | goto fail4; |
Laurent Pinchart | 38c7c03 | 2009-11-27 13:57:15 -0300 | [diff] [blame] | 1075 | printk(KERN_INFO "%s: registered device %s\n", |
| 1076 | dev->name, video_device_node_name(dev->radio_dev)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1077 | } |
| 1078 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1079 | /* everything worked */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1080 | saa7134_devcount++; |
| 1081 | |
Mauro Carvalho Chehab | befd6e6 | 2009-02-09 12:27:03 -0300 | [diff] [blame] | 1082 | if (saa7134_dmasound_init && !dev->dmasound.priv_data) |
Adrian Bunk | 7845701 | 2006-07-15 15:19:56 -0300 | [diff] [blame] | 1083 | saa7134_dmasound_init(dev); |
Hartmut Hackmann | 80d3523 | 2007-03-13 20:44:22 -0300 | [diff] [blame] | 1084 | |
Tejun Heo | 707bcf3 | 2010-12-24 16:14:20 +0100 | [diff] [blame] | 1085 | request_submodules(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1086 | return 0; |
| 1087 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1088 | fail4: |
| 1089 | saa7134_unregister_video(dev); |
| 1090 | saa7134_i2c_unregister(dev); |
| 1091 | free_irq(pci_dev->irq, dev); |
| 1092 | fail3: |
| 1093 | saa7134_hwfini(dev); |
| 1094 | iounmap(dev->lmmio); |
| 1095 | fail2: |
| 1096 | release_mem_region(pci_resource_start(pci_dev,0), |
| 1097 | pci_resource_len(pci_dev,0)); |
| 1098 | fail1: |
Hans Verkuil | fac6986 | 2009-01-17 12:17:14 -0300 | [diff] [blame] | 1099 | v4l2_device_unregister(&dev->v4l2_dev); |
| 1100 | fail0: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1101 | kfree(dev); |
| 1102 | return err; |
| 1103 | } |
| 1104 | |
Greg Kroah-Hartman | 4c62e97 | 2012-12-21 13:17:53 -0800 | [diff] [blame] | 1105 | static void saa7134_finidev(struct pci_dev *pci_dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1106 | { |
Hans Verkuil | fac6986 | 2009-01-17 12:17:14 -0300 | [diff] [blame] | 1107 | struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); |
| 1108 | struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1109 | struct saa7134_mpeg_ops *mops; |
| 1110 | |
Tejun Heo | 707bcf3 | 2010-12-24 16:14:20 +0100 | [diff] [blame] | 1111 | flush_request_submodules(dev); |
| 1112 | |
Ricardo Cerqueira | f5b974c | 2005-12-01 00:51:20 -0800 | [diff] [blame] | 1113 | /* Release DMA sound modules if present */ |
Adrian Bunk | 7845701 | 2006-07-15 15:19:56 -0300 | [diff] [blame] | 1114 | if (saa7134_dmasound_exit && dev->dmasound.priv_data) { |
| 1115 | saa7134_dmasound_exit(dev); |
Ricardo Cerqueira | f5b974c | 2005-12-01 00:51:20 -0800 | [diff] [blame] | 1116 | } |
| 1117 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1118 | /* debugging ... */ |
| 1119 | if (irq_debug) { |
| 1120 | u32 report = saa_readl(SAA7134_IRQ_REPORT); |
| 1121 | u32 status = saa_readl(SAA7134_IRQ_STATUS); |
| 1122 | print_irqstatus(dev,42,report,status); |
| 1123 | } |
| 1124 | |
| 1125 | /* disable peripheral devices */ |
| 1126 | saa_writeb(SAA7134_SPECIAL_MODE,0); |
| 1127 | |
| 1128 | /* shutdown hardware */ |
| 1129 | saa_writel(SAA7134_IRQ1,0); |
| 1130 | saa_writel(SAA7134_IRQ2,0); |
| 1131 | saa_writel(SAA7134_MAIN_CTRL,0); |
| 1132 | |
| 1133 | /* shutdown subsystems */ |
| 1134 | saa7134_hwfini(dev); |
| 1135 | |
| 1136 | /* unregister */ |
Mauro Carvalho Chehab | befd6e6 | 2009-02-09 12:27:03 -0300 | [diff] [blame] | 1137 | mutex_lock(&saa7134_devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1138 | list_del(&dev->devlist); |
Trent Piepho | 6d28e98 | 2007-10-10 05:37:42 -0300 | [diff] [blame] | 1139 | list_for_each_entry(mops, &mops_list, next) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1140 | mpeg_ops_detach(mops, dev); |
Mauro Carvalho Chehab | befd6e6 | 2009-02-09 12:27:03 -0300 | [diff] [blame] | 1141 | mutex_unlock(&saa7134_devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1142 | saa7134_devcount--; |
| 1143 | |
| 1144 | saa7134_i2c_unregister(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1145 | saa7134_unregister_video(dev); |
| 1146 | |
Ricardo Cerqueira | f5b974c | 2005-12-01 00:51:20 -0800 | [diff] [blame] | 1147 | |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 1148 | /* the DMA sound modules should be unloaded before reaching |
| 1149 | this, but just in case they are still present... */ |
| 1150 | if (dev->dmasound.priv_data != NULL) { |
| 1151 | free_irq(pci_dev->irq, &dev->dmasound); |
| 1152 | dev->dmasound.priv_data = NULL; |
| 1153 | } |
| 1154 | |
Ricardo Cerqueira | f5b974c | 2005-12-01 00:51:20 -0800 | [diff] [blame] | 1155 | |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 1156 | /* release resources */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1157 | free_irq(pci_dev->irq, dev); |
| 1158 | iounmap(dev->lmmio); |
| 1159 | release_mem_region(pci_resource_start(pci_dev,0), |
| 1160 | pci_resource_len(pci_dev,0)); |
| 1161 | |
Hans Verkuil | fac6986 | 2009-01-17 12:17:14 -0300 | [diff] [blame] | 1162 | |
| 1163 | v4l2_device_unregister(&dev->v4l2_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1164 | |
| 1165 | /* free memory */ |
| 1166 | kfree(dev); |
| 1167 | } |
| 1168 | |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1169 | #ifdef CONFIG_PM |
Alexander Beregalov | 05d26cc | 2008-08-20 20:44:54 -0300 | [diff] [blame] | 1170 | |
| 1171 | /* resends a current buffer in queue after resume */ |
| 1172 | static int saa7134_buffer_requeue(struct saa7134_dev *dev, |
| 1173 | struct saa7134_dmaqueue *q) |
| 1174 | { |
| 1175 | struct saa7134_buf *buf, *next; |
| 1176 | |
| 1177 | assert_spin_locked(&dev->slock); |
| 1178 | |
| 1179 | buf = q->curr; |
| 1180 | next = buf; |
| 1181 | dprintk("buffer_requeue\n"); |
| 1182 | |
| 1183 | if (!buf) |
| 1184 | return 0; |
| 1185 | |
| 1186 | dprintk("buffer_requeue : resending active buffers \n"); |
| 1187 | |
| 1188 | if (!list_empty(&q->queue)) |
| 1189 | next = list_entry(q->queue.next, struct saa7134_buf, |
| 1190 | vb.queue); |
| 1191 | buf->activate(dev, buf, next); |
| 1192 | |
| 1193 | return 0; |
| 1194 | } |
| 1195 | |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1196 | static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state) |
| 1197 | { |
Hans Verkuil | fac6986 | 2009-01-17 12:17:14 -0300 | [diff] [blame] | 1198 | struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); |
| 1199 | struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1200 | |
Maxim Levitsky | acd827d | 2007-10-08 12:07:35 -0300 | [diff] [blame] | 1201 | /* disable overlay - apps should enable it explicitly on resume*/ |
| 1202 | dev->ovenable = 0; |
| 1203 | |
| 1204 | /* Disable interrupts, DMA, and rest of the chip*/ |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1205 | saa_writel(SAA7134_IRQ1, 0); |
| 1206 | saa_writel(SAA7134_IRQ2, 0); |
Maxim Levitsky | acd827d | 2007-10-08 12:07:35 -0300 | [diff] [blame] | 1207 | saa_writel(SAA7134_MAIN_CTRL, 0); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1208 | |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1209 | dev->insuspend = 1; |
Maxim Levitsky | 3203cb8 | 2007-11-04 19:34:23 -0300 | [diff] [blame] | 1210 | synchronize_irq(pci_dev->irq); |
| 1211 | |
| 1212 | /* ACK interrupts once more, just in case, |
| 1213 | since the IRQ handler won't ack them anymore*/ |
| 1214 | |
| 1215 | saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT)); |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1216 | |
| 1217 | /* Disable timeout timers - if we have active buffers, we will |
| 1218 | fill them on resume*/ |
| 1219 | |
| 1220 | del_timer(&dev->video_q.timeout); |
| 1221 | del_timer(&dev->vbi_q.timeout); |
| 1222 | del_timer(&dev->ts_q.timeout); |
Matthias Schwarzott | f40aa80 | 2007-10-18 14:58:11 -0300 | [diff] [blame] | 1223 | |
| 1224 | if (dev->remote) |
| 1225 | saa7134_ir_stop(dev); |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1226 | |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1227 | pci_save_state(pci_dev); |
Maxim Levitsky | 0d65cd4 | 2007-11-04 17:59:28 -0300 | [diff] [blame] | 1228 | pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state)); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1229 | |
Maxim Levitsky | 0d65cd4 | 2007-11-04 17:59:28 -0300 | [diff] [blame] | 1230 | return 0; |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1231 | } |
| 1232 | |
| 1233 | static int saa7134_resume(struct pci_dev *pci_dev) |
| 1234 | { |
Hans Verkuil | fac6986 | 2009-01-17 12:17:14 -0300 | [diff] [blame] | 1235 | struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); |
| 1236 | struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev); |
Daniel Walker | a3c53e2 | 2008-01-17 12:52:05 -0800 | [diff] [blame] | 1237 | unsigned long flags; |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1238 | |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1239 | pci_set_power_state(pci_dev, PCI_D0); |
Maxim Levitsky | 0d65cd4 | 2007-11-04 17:59:28 -0300 | [diff] [blame] | 1240 | pci_restore_state(pci_dev); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1241 | |
| 1242 | /* Do things that are done in saa7134_initdev , |
| 1243 | except of initializing memory structures.*/ |
| 1244 | |
| 1245 | saa7134_board_init1(dev); |
| 1246 | |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1247 | /* saa7134_hwinit1 */ |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1248 | if (saa7134_boards[dev->board].video_out) |
| 1249 | saa7134_videoport_init(dev); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1250 | if (card_has_mpeg(dev)) |
| 1251 | saa7134_ts_init_hw(dev); |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1252 | if (dev->remote) |
Mauro Carvalho Chehab | 716aab4 | 2010-03-31 14:40:35 -0300 | [diff] [blame] | 1253 | saa7134_ir_start(dev); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1254 | saa7134_hw_enable1(dev); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1255 | |
Maxim Levitsky | 5c01203 | 2007-11-04 18:21:25 -0300 | [diff] [blame] | 1256 | msleep(100); |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1257 | |
| 1258 | saa7134_board_init2(dev); |
| 1259 | |
| 1260 | /*saa7134_hwinit2*/ |
| 1261 | saa7134_set_tvnorm_hw(dev); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1262 | saa7134_tvaudio_setmute(dev); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1263 | saa7134_tvaudio_setvolume(dev, dev->ctl_volume); |
Maxim Levitsky | f36224d | 2007-10-23 00:58:59 -0300 | [diff] [blame] | 1264 | saa7134_tvaudio_init(dev); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1265 | saa7134_enable_i2s(dev); |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1266 | saa7134_hw_enable2(dev); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1267 | |
Maxim Levitsky | 5c01203 | 2007-11-04 18:21:25 -0300 | [diff] [blame] | 1268 | saa7134_irq_video_signalchange(dev); |
| 1269 | |
Maxim Levitsky | acd827d | 2007-10-08 12:07:35 -0300 | [diff] [blame] | 1270 | /*resume unfinished buffer(s)*/ |
| 1271 | spin_lock_irqsave(&dev->slock, flags); |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1272 | saa7134_buffer_requeue(dev, &dev->video_q); |
| 1273 | saa7134_buffer_requeue(dev, &dev->vbi_q); |
| 1274 | saa7134_buffer_requeue(dev, &dev->ts_q); |
| 1275 | |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1276 | /* FIXME: Disable DMA audio sound - temporary till proper support |
| 1277 | is implemented*/ |
| 1278 | |
| 1279 | dev->dmasound.dma_running = 0; |
| 1280 | |
Maxim Levitsky | acd827d | 2007-10-08 12:07:35 -0300 | [diff] [blame] | 1281 | /* start DMA now*/ |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1282 | dev->insuspend = 0; |
Maxim Levitsky | 3203cb8 | 2007-11-04 19:34:23 -0300 | [diff] [blame] | 1283 | smp_wmb(); |
Maxim Levitsky | acd827d | 2007-10-08 12:07:35 -0300 | [diff] [blame] | 1284 | saa7134_set_dmabits(dev); |
| 1285 | spin_unlock_irqrestore(&dev->slock, flags); |
| 1286 | |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1287 | return 0; |
| 1288 | } |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1289 | #endif |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1290 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1291 | /* ----------------------------------------------------------- */ |
| 1292 | |
| 1293 | int saa7134_ts_register(struct saa7134_mpeg_ops *ops) |
| 1294 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1295 | struct saa7134_dev *dev; |
| 1296 | |
Mauro Carvalho Chehab | befd6e6 | 2009-02-09 12:27:03 -0300 | [diff] [blame] | 1297 | mutex_lock(&saa7134_devlist_lock); |
Trent Piepho | 6d28e98 | 2007-10-10 05:37:42 -0300 | [diff] [blame] | 1298 | list_for_each_entry(dev, &saa7134_devlist, devlist) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1299 | mpeg_ops_attach(ops, dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1300 | list_add_tail(&ops->next,&mops_list); |
Mauro Carvalho Chehab | befd6e6 | 2009-02-09 12:27:03 -0300 | [diff] [blame] | 1301 | mutex_unlock(&saa7134_devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1302 | return 0; |
| 1303 | } |
| 1304 | |
| 1305 | void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops) |
| 1306 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1307 | struct saa7134_dev *dev; |
| 1308 | |
Mauro Carvalho Chehab | befd6e6 | 2009-02-09 12:27:03 -0300 | [diff] [blame] | 1309 | mutex_lock(&saa7134_devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1310 | list_del(&ops->next); |
Trent Piepho | 6d28e98 | 2007-10-10 05:37:42 -0300 | [diff] [blame] | 1311 | list_for_each_entry(dev, &saa7134_devlist, devlist) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1312 | mpeg_ops_detach(ops, dev); |
Mauro Carvalho Chehab | befd6e6 | 2009-02-09 12:27:03 -0300 | [diff] [blame] | 1313 | mutex_unlock(&saa7134_devlist_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1314 | } |
| 1315 | |
| 1316 | EXPORT_SYMBOL(saa7134_ts_register); |
| 1317 | EXPORT_SYMBOL(saa7134_ts_unregister); |
| 1318 | |
| 1319 | /* ----------------------------------------------------------- */ |
| 1320 | |
| 1321 | static struct pci_driver saa7134_pci_driver = { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1322 | .name = "saa7134", |
| 1323 | .id_table = saa7134_pci_tbl, |
| 1324 | .probe = saa7134_initdev, |
Greg Kroah-Hartman | 4c62e97 | 2012-12-21 13:17:53 -0800 | [diff] [blame] | 1325 | .remove = saa7134_finidev, |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1326 | #ifdef CONFIG_PM |
Maxim Levitsky | cb71201 | 2007-09-27 20:34:25 -0300 | [diff] [blame] | 1327 | .suspend = saa7134_suspend, |
| 1328 | .resume = saa7134_resume |
Maxim Levitsky | c458473 | 2007-10-12 00:57:15 -0300 | [diff] [blame] | 1329 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1330 | }; |
| 1331 | |
Peter Huewe | 9710e7a | 2009-11-04 15:28:33 -0300 | [diff] [blame] | 1332 | static int __init saa7134_init(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1333 | { |
| 1334 | INIT_LIST_HEAD(&saa7134_devlist); |
Mauro Carvalho Chehab | 1990d50 | 2011-06-24 14:45:49 -0300 | [diff] [blame] | 1335 | printk(KERN_INFO "saa7130/34: v4l2 driver version %s loaded\n", |
| 1336 | SAA7134_VERSION); |
Otavio Salvador | 2304759 | 2006-01-09 15:25:17 -0200 | [diff] [blame] | 1337 | return pci_register_driver(&saa7134_pci_driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1338 | } |
| 1339 | |
Peter Huewe | 9710e7a | 2009-11-04 15:28:33 -0300 | [diff] [blame] | 1340 | static void __exit saa7134_fini(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1341 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1342 | pci_unregister_driver(&saa7134_pci_driver); |
| 1343 | } |
| 1344 | |
| 1345 | module_init(saa7134_init); |
| 1346 | module_exit(saa7134_fini); |
| 1347 | |
| 1348 | /* ----------------------------------------------------------- */ |
| 1349 | |
Hartmut Hackmann | 58ef4f9 | 2007-04-27 12:31:12 -0300 | [diff] [blame] | 1350 | EXPORT_SYMBOL(saa7134_set_gpio); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1351 | EXPORT_SYMBOL(saa7134_boards); |
| 1352 | |
Ricardo Cerqueira | 4aabf63 | 2005-11-13 16:08:00 -0800 | [diff] [blame] | 1353 | /* ----------------- for the DMA sound modules --------------- */ |
Ricardo Cerqueira | 79dd0c69 | 2005-11-08 21:38:53 -0800 | [diff] [blame] | 1354 | |
Adrian Bunk | 7845701 | 2006-07-15 15:19:56 -0300 | [diff] [blame] | 1355 | EXPORT_SYMBOL(saa7134_dmasound_init); |
| 1356 | EXPORT_SYMBOL(saa7134_dmasound_exit); |
Ricardo Cerqueira | 79dd0c69 | 2005-11-08 21:38:53 -0800 | [diff] [blame] | 1357 | EXPORT_SYMBOL(saa7134_pgtable_free); |
| 1358 | EXPORT_SYMBOL(saa7134_pgtable_build); |
| 1359 | EXPORT_SYMBOL(saa7134_pgtable_alloc); |
| 1360 | EXPORT_SYMBOL(saa7134_set_dmabits); |
| 1361 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1362 | /* ----------------------------------------------------------- */ |
| 1363 | /* |
| 1364 | * Local variables: |
| 1365 | * c-basic-offset: 8 |
| 1366 | * End: |
| 1367 | */ |