1b285192aSMauro Carvalho Chehab /* 2b285192aSMauro Carvalho Chehab * 3b285192aSMauro Carvalho Chehab * device driver for philips saa7134 based TV cards 4b285192aSMauro Carvalho Chehab * driver core 5b285192aSMauro Carvalho Chehab * 6b285192aSMauro Carvalho Chehab * (c) 2001-03 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] 7b285192aSMauro Carvalho Chehab * 8b285192aSMauro Carvalho Chehab * This program is free software; you can redistribute it and/or modify 9b285192aSMauro Carvalho Chehab * it under the terms of the GNU General Public License as published by 10b285192aSMauro Carvalho Chehab * the Free Software Foundation; either version 2 of the License, or 11b285192aSMauro Carvalho Chehab * (at your option) any later version. 12b285192aSMauro Carvalho Chehab * 13b285192aSMauro Carvalho Chehab * This program is distributed in the hope that it will be useful, 14b285192aSMauro Carvalho Chehab * but WITHOUT ANY WARRANTY; without even the implied warranty of 15b285192aSMauro Carvalho Chehab * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16b285192aSMauro Carvalho Chehab * GNU General Public License for more details. 17b285192aSMauro Carvalho Chehab * 18b285192aSMauro Carvalho Chehab * You should have received a copy of the GNU General Public License 19b285192aSMauro Carvalho Chehab * along with this program; if not, write to the Free Software 20b285192aSMauro Carvalho Chehab * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 21b285192aSMauro Carvalho Chehab */ 22b285192aSMauro Carvalho Chehab 239a12ccfcSMauro Carvalho Chehab #include "saa7134.h" 249a12ccfcSMauro Carvalho Chehab #include "saa7134-reg.h" 259a12ccfcSMauro Carvalho Chehab 26b285192aSMauro Carvalho Chehab #include <linux/init.h> 27b285192aSMauro Carvalho Chehab #include <linux/list.h> 28b285192aSMauro Carvalho Chehab #include <linux/module.h> 29b285192aSMauro Carvalho Chehab #include <linux/kernel.h> 30b285192aSMauro Carvalho Chehab #include <linux/slab.h> 31b285192aSMauro Carvalho Chehab #include <linux/kmod.h> 32b285192aSMauro Carvalho Chehab #include <linux/sound.h> 33b285192aSMauro Carvalho Chehab #include <linux/interrupt.h> 34b285192aSMauro Carvalho Chehab #include <linux/delay.h> 35b285192aSMauro Carvalho Chehab #include <linux/mutex.h> 36b285192aSMauro Carvalho Chehab #include <linux/dma-mapping.h> 37b285192aSMauro Carvalho Chehab #include <linux/pm.h> 38b285192aSMauro Carvalho Chehab 39b285192aSMauro Carvalho Chehab MODULE_DESCRIPTION("v4l2 driver module for saa7130/34 based TV cards"); 40b285192aSMauro Carvalho Chehab MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); 41b285192aSMauro Carvalho Chehab MODULE_LICENSE("GPL"); 42b285192aSMauro Carvalho Chehab MODULE_VERSION(SAA7134_VERSION); 43b285192aSMauro Carvalho Chehab 44b285192aSMauro Carvalho Chehab 45b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 46b285192aSMauro Carvalho Chehab 47b285192aSMauro Carvalho Chehab static unsigned int irq_debug; 48b285192aSMauro Carvalho Chehab module_param(irq_debug, int, 0644); 49b285192aSMauro Carvalho Chehab MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]"); 50b285192aSMauro Carvalho Chehab 51b285192aSMauro Carvalho Chehab static unsigned int core_debug; 52b285192aSMauro Carvalho Chehab module_param(core_debug, int, 0644); 53b285192aSMauro Carvalho Chehab MODULE_PARM_DESC(core_debug,"enable debug messages [core]"); 54b285192aSMauro Carvalho Chehab 55b285192aSMauro Carvalho Chehab static unsigned int gpio_tracking; 56b285192aSMauro Carvalho Chehab module_param(gpio_tracking, int, 0644); 57b285192aSMauro Carvalho Chehab MODULE_PARM_DESC(gpio_tracking,"enable debug messages [gpio]"); 58b285192aSMauro Carvalho Chehab 59b285192aSMauro Carvalho Chehab static unsigned int alsa = 1; 60b285192aSMauro Carvalho Chehab module_param(alsa, int, 0644); 61b285192aSMauro Carvalho Chehab MODULE_PARM_DESC(alsa,"enable/disable ALSA DMA sound [dmasound]"); 62b285192aSMauro Carvalho Chehab 63b285192aSMauro Carvalho Chehab static unsigned int latency = UNSET; 64b285192aSMauro Carvalho Chehab module_param(latency, int, 0444); 65b285192aSMauro Carvalho Chehab MODULE_PARM_DESC(latency,"pci latency timer"); 66b285192aSMauro Carvalho Chehab 67b285192aSMauro Carvalho Chehab int saa7134_no_overlay=-1; 68b285192aSMauro Carvalho Chehab module_param_named(no_overlay, saa7134_no_overlay, int, 0444); 69b285192aSMauro Carvalho Chehab MODULE_PARM_DESC(no_overlay,"allow override overlay default (0 disables, 1 enables)" 70b285192aSMauro Carvalho Chehab " [some VIA/SIS chipsets are known to have problem with overlay]"); 71b285192aSMauro Carvalho Chehab 72a3f415abSHans Verkuil bool saa7134_userptr; 73a3f415abSHans Verkuil module_param(saa7134_userptr, bool, 0644); 74a3f415abSHans Verkuil MODULE_PARM_DESC(saa7134_userptr, "enable page-aligned userptr support"); 75a3f415abSHans Verkuil 76b285192aSMauro Carvalho Chehab static unsigned int video_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; 77b285192aSMauro Carvalho Chehab static unsigned int vbi_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; 78b285192aSMauro Carvalho Chehab static unsigned int radio_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; 79b285192aSMauro Carvalho Chehab static unsigned int tuner[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; 80b285192aSMauro Carvalho Chehab static unsigned int card[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; 81b285192aSMauro Carvalho Chehab 82b285192aSMauro Carvalho Chehab 83b285192aSMauro Carvalho Chehab module_param_array(video_nr, int, NULL, 0444); 84b285192aSMauro Carvalho Chehab module_param_array(vbi_nr, int, NULL, 0444); 85b285192aSMauro Carvalho Chehab module_param_array(radio_nr, int, NULL, 0444); 86b285192aSMauro Carvalho Chehab module_param_array(tuner, int, NULL, 0444); 87b285192aSMauro Carvalho Chehab module_param_array(card, int, NULL, 0444); 88b285192aSMauro Carvalho Chehab 89b285192aSMauro Carvalho Chehab MODULE_PARM_DESC(video_nr, "video device number"); 90b285192aSMauro Carvalho Chehab MODULE_PARM_DESC(vbi_nr, "vbi device number"); 91b285192aSMauro Carvalho Chehab MODULE_PARM_DESC(radio_nr, "radio device number"); 92b285192aSMauro Carvalho Chehab MODULE_PARM_DESC(tuner, "tuner type"); 93b285192aSMauro Carvalho Chehab MODULE_PARM_DESC(card, "card type"); 94b285192aSMauro Carvalho Chehab 95b285192aSMauro Carvalho Chehab DEFINE_MUTEX(saa7134_devlist_lock); 96b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_devlist_lock); 97b285192aSMauro Carvalho Chehab LIST_HEAD(saa7134_devlist); 98b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_devlist); 99b285192aSMauro Carvalho Chehab static LIST_HEAD(mops_list); 100b285192aSMauro Carvalho Chehab static unsigned int saa7134_devcount; 101b285192aSMauro Carvalho Chehab 102b285192aSMauro Carvalho Chehab int (*saa7134_dmasound_init)(struct saa7134_dev *dev); 103b285192aSMauro Carvalho Chehab int (*saa7134_dmasound_exit)(struct saa7134_dev *dev); 104b285192aSMauro Carvalho Chehab 105b285192aSMauro Carvalho Chehab #define dprintk(fmt, arg...) if (core_debug) \ 106b285192aSMauro Carvalho Chehab printk(KERN_DEBUG "%s/core: " fmt, dev->name , ## arg) 107b285192aSMauro Carvalho Chehab 108b285192aSMauro Carvalho Chehab void saa7134_track_gpio(struct saa7134_dev *dev, char *msg) 109b285192aSMauro Carvalho Chehab { 110b285192aSMauro Carvalho Chehab unsigned long mode,status; 111b285192aSMauro Carvalho Chehab 112b285192aSMauro Carvalho Chehab if (!gpio_tracking) 113b285192aSMauro Carvalho Chehab return; 114b285192aSMauro Carvalho Chehab /* rising SAA7134_GPIO_GPRESCAN reads the status */ 115b285192aSMauro Carvalho Chehab saa_andorb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN,0); 116b285192aSMauro Carvalho Chehab saa_andorb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN,SAA7134_GPIO_GPRESCAN); 117b285192aSMauro Carvalho Chehab mode = saa_readl(SAA7134_GPIO_GPMODE0 >> 2) & 0xfffffff; 118b285192aSMauro Carvalho Chehab status = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & 0xfffffff; 119b285192aSMauro Carvalho Chehab printk(KERN_DEBUG 120b285192aSMauro Carvalho Chehab "%s: gpio: mode=0x%07lx in=0x%07lx out=0x%07lx [%s]\n", 121b285192aSMauro Carvalho Chehab dev->name, mode, (~mode) & status, mode & status, msg); 122b285192aSMauro Carvalho Chehab } 123b285192aSMauro Carvalho Chehab 124b285192aSMauro Carvalho Chehab void saa7134_set_gpio(struct saa7134_dev *dev, int bit_no, int value) 125b285192aSMauro Carvalho Chehab { 126b285192aSMauro Carvalho Chehab u32 index, bitval; 127b285192aSMauro Carvalho Chehab 128b285192aSMauro Carvalho Chehab index = 1 << bit_no; 129b285192aSMauro Carvalho Chehab switch (value) { 130b285192aSMauro Carvalho Chehab case 0: /* static value */ 131b285192aSMauro Carvalho Chehab case 1: dprintk("setting GPIO%d to static %d\n", bit_no, value); 132b285192aSMauro Carvalho Chehab /* turn sync mode off if necessary */ 133b285192aSMauro Carvalho Chehab if (index & 0x00c00000) 134b285192aSMauro Carvalho Chehab saa_andorb(SAA7134_VIDEO_PORT_CTRL6, 0x0f, 0x00); 135b285192aSMauro Carvalho Chehab if (value) 136b285192aSMauro Carvalho Chehab bitval = index; 137b285192aSMauro Carvalho Chehab else 138b285192aSMauro Carvalho Chehab bitval = 0; 139b285192aSMauro Carvalho Chehab saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, index, index); 140b285192aSMauro Carvalho Chehab saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, index, bitval); 141b285192aSMauro Carvalho Chehab break; 142b285192aSMauro Carvalho Chehab case 3: /* tristate */ 143b285192aSMauro Carvalho Chehab dprintk("setting GPIO%d to tristate\n", bit_no); 144b285192aSMauro Carvalho Chehab saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, index, 0); 145b285192aSMauro Carvalho Chehab break; 146b285192aSMauro Carvalho Chehab } 147b285192aSMauro Carvalho Chehab } 148b285192aSMauro Carvalho Chehab 149b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 150b285192aSMauro Carvalho Chehab 151b285192aSMauro Carvalho Chehab 152b285192aSMauro Carvalho Chehab /* ----------------------------------------------------------- */ 153b285192aSMauro Carvalho Chehab /* delayed request_module */ 154b285192aSMauro Carvalho Chehab 155b285192aSMauro Carvalho Chehab #if defined(CONFIG_MODULES) && defined(MODULE) 156b285192aSMauro Carvalho Chehab 157b285192aSMauro Carvalho Chehab static void request_module_async(struct work_struct *work){ 158b285192aSMauro Carvalho Chehab struct saa7134_dev* dev = container_of(work, struct saa7134_dev, request_module_wk); 159b285192aSMauro Carvalho Chehab if (card_is_empress(dev)) 160b285192aSMauro Carvalho Chehab request_module("saa7134-empress"); 161b285192aSMauro Carvalho Chehab if (card_is_dvb(dev)) 162b285192aSMauro Carvalho Chehab request_module("saa7134-dvb"); 163452015deSHans Verkuil if (card_is_go7007(dev)) 164452015deSHans Verkuil request_module("saa7134-go7007"); 165b285192aSMauro Carvalho Chehab if (alsa) { 166b285192aSMauro Carvalho Chehab if (dev->pci->device != PCI_DEVICE_ID_PHILIPS_SAA7130) 167b285192aSMauro Carvalho Chehab request_module("saa7134-alsa"); 168b285192aSMauro Carvalho Chehab } 169b285192aSMauro Carvalho Chehab } 170b285192aSMauro Carvalho Chehab 171b285192aSMauro Carvalho Chehab static void request_submodules(struct saa7134_dev *dev) 172b285192aSMauro Carvalho Chehab { 173b285192aSMauro Carvalho Chehab INIT_WORK(&dev->request_module_wk, request_module_async); 174b285192aSMauro Carvalho Chehab schedule_work(&dev->request_module_wk); 175b285192aSMauro Carvalho Chehab } 176b285192aSMauro Carvalho Chehab 177b285192aSMauro Carvalho Chehab static void flush_request_submodules(struct saa7134_dev *dev) 178b285192aSMauro Carvalho Chehab { 1790b8e74c6SLinus Torvalds flush_work(&dev->request_module_wk); 180b285192aSMauro Carvalho Chehab } 181b285192aSMauro Carvalho Chehab 182b285192aSMauro Carvalho Chehab #else 183b285192aSMauro Carvalho Chehab #define request_submodules(dev) 184b285192aSMauro Carvalho Chehab #define flush_request_submodules(dev) 185b285192aSMauro Carvalho Chehab #endif /* CONFIG_MODULES */ 186b285192aSMauro Carvalho Chehab 187b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 188b285192aSMauro Carvalho Chehab 189b285192aSMauro Carvalho Chehab /* nr of (saa7134-)pages for the given buffer size */ 190b285192aSMauro Carvalho Chehab static int saa7134_buffer_pages(int size) 191b285192aSMauro Carvalho Chehab { 192b285192aSMauro Carvalho Chehab size = PAGE_ALIGN(size); 193b285192aSMauro Carvalho Chehab size += PAGE_SIZE; /* for non-page-aligned buffers */ 194b285192aSMauro Carvalho Chehab size /= 4096; 195b285192aSMauro Carvalho Chehab return size; 196b285192aSMauro Carvalho Chehab } 197b285192aSMauro Carvalho Chehab 198b285192aSMauro Carvalho Chehab /* calc max # of buffers from size (must not exceed the 4MB virtual 199b285192aSMauro Carvalho Chehab * address space per DMA channel) */ 200b285192aSMauro Carvalho Chehab int saa7134_buffer_count(unsigned int size, unsigned int count) 201b285192aSMauro Carvalho Chehab { 202b285192aSMauro Carvalho Chehab unsigned int maxcount; 203b285192aSMauro Carvalho Chehab 204b285192aSMauro Carvalho Chehab maxcount = 1024 / saa7134_buffer_pages(size); 205b285192aSMauro Carvalho Chehab if (count > maxcount) 206b285192aSMauro Carvalho Chehab count = maxcount; 207b285192aSMauro Carvalho Chehab return count; 208b285192aSMauro Carvalho Chehab } 209b285192aSMauro Carvalho Chehab 210b285192aSMauro Carvalho Chehab int saa7134_buffer_startpage(struct saa7134_buf *buf) 211b285192aSMauro Carvalho Chehab { 2122ada815fSHans Verkuil return saa7134_buffer_pages(vb2_plane_size(&buf->vb2, 0)) * buf->vb2.v4l2_buf.index; 213b285192aSMauro Carvalho Chehab } 214b285192aSMauro Carvalho Chehab 215b285192aSMauro Carvalho Chehab unsigned long saa7134_buffer_base(struct saa7134_buf *buf) 216b285192aSMauro Carvalho Chehab { 217b285192aSMauro Carvalho Chehab unsigned long base; 2182ada815fSHans Verkuil struct sg_table *dma = vb2_dma_sg_plane_desc(&buf->vb2, 0); 219b285192aSMauro Carvalho Chehab 220b285192aSMauro Carvalho Chehab base = saa7134_buffer_startpage(buf) * 4096; 2212ada815fSHans Verkuil base += dma->sgl[0].offset; 222b285192aSMauro Carvalho Chehab return base; 223b285192aSMauro Carvalho Chehab } 224b285192aSMauro Carvalho Chehab 225b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 226b285192aSMauro Carvalho Chehab 227b285192aSMauro Carvalho Chehab int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt) 228b285192aSMauro Carvalho Chehab { 229b285192aSMauro Carvalho Chehab __le32 *cpu; 230b285192aSMauro Carvalho Chehab dma_addr_t dma_addr = 0; 231b285192aSMauro Carvalho Chehab 232b285192aSMauro Carvalho Chehab cpu = pci_alloc_consistent(pci, SAA7134_PGTABLE_SIZE, &dma_addr); 233b285192aSMauro Carvalho Chehab if (NULL == cpu) 234b285192aSMauro Carvalho Chehab return -ENOMEM; 235b285192aSMauro Carvalho Chehab pt->size = SAA7134_PGTABLE_SIZE; 236b285192aSMauro Carvalho Chehab pt->cpu = cpu; 237b285192aSMauro Carvalho Chehab pt->dma = dma_addr; 238b285192aSMauro Carvalho Chehab return 0; 239b285192aSMauro Carvalho Chehab } 240b285192aSMauro Carvalho Chehab 241b285192aSMauro Carvalho Chehab int saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt, 242b285192aSMauro Carvalho Chehab struct scatterlist *list, unsigned int length, 243b285192aSMauro Carvalho Chehab unsigned int startpage) 244b285192aSMauro Carvalho Chehab { 245b285192aSMauro Carvalho Chehab __le32 *ptr; 246b285192aSMauro Carvalho Chehab unsigned int i, p; 247b285192aSMauro Carvalho Chehab 248b285192aSMauro Carvalho Chehab BUG_ON(NULL == pt || NULL == pt->cpu); 249b285192aSMauro Carvalho Chehab 250b285192aSMauro Carvalho Chehab ptr = pt->cpu + startpage; 2512ada815fSHans Verkuil for (i = 0; i < length; i++, list = sg_next(list)) { 252b285192aSMauro Carvalho Chehab for (p = 0; p * 4096 < list->length; p++, ptr++) 2532ada815fSHans Verkuil *ptr = cpu_to_le32(sg_dma_address(list) + 2542ada815fSHans Verkuil list->offset + p * 4096); 2552ada815fSHans Verkuil } 256b285192aSMauro Carvalho Chehab return 0; 257b285192aSMauro Carvalho Chehab } 258b285192aSMauro Carvalho Chehab 259b285192aSMauro Carvalho Chehab void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt) 260b285192aSMauro Carvalho Chehab { 261b285192aSMauro Carvalho Chehab if (NULL == pt->cpu) 262b285192aSMauro Carvalho Chehab return; 263b285192aSMauro Carvalho Chehab pci_free_consistent(pci, pt->size, pt->cpu, pt->dma); 264b285192aSMauro Carvalho Chehab pt->cpu = NULL; 265b285192aSMauro Carvalho Chehab } 266b285192aSMauro Carvalho Chehab 267b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 268b285192aSMauro Carvalho Chehab 269b285192aSMauro Carvalho Chehab int saa7134_buffer_queue(struct saa7134_dev *dev, 270b285192aSMauro Carvalho Chehab struct saa7134_dmaqueue *q, 271b285192aSMauro Carvalho Chehab struct saa7134_buf *buf) 272b285192aSMauro Carvalho Chehab { 273b285192aSMauro Carvalho Chehab struct saa7134_buf *next = NULL; 2742ada815fSHans Verkuil unsigned long flags; 275b285192aSMauro Carvalho Chehab 2762ada815fSHans Verkuil spin_lock_irqsave(&dev->slock, flags); 277b285192aSMauro Carvalho Chehab dprintk("buffer_queue %p\n", buf); 278b285192aSMauro Carvalho Chehab if (NULL == q->curr) { 279b285192aSMauro Carvalho Chehab if (!q->need_two) { 280b285192aSMauro Carvalho Chehab q->curr = buf; 281b285192aSMauro Carvalho Chehab buf->activate(dev, buf, NULL); 282b285192aSMauro Carvalho Chehab } else if (list_empty(&q->queue)) { 2832ada815fSHans Verkuil list_add_tail(&buf->entry, &q->queue); 284b285192aSMauro Carvalho Chehab } else { 285b285192aSMauro Carvalho Chehab next = list_entry(q->queue.next, struct saa7134_buf, 2862ada815fSHans Verkuil entry); 287b285192aSMauro Carvalho Chehab q->curr = buf; 288b285192aSMauro Carvalho Chehab buf->activate(dev, buf, next); 289b285192aSMauro Carvalho Chehab } 290b285192aSMauro Carvalho Chehab } else { 2912ada815fSHans Verkuil list_add_tail(&buf->entry, &q->queue); 292b285192aSMauro Carvalho Chehab } 2932ada815fSHans Verkuil spin_unlock_irqrestore(&dev->slock, flags); 294b285192aSMauro Carvalho Chehab return 0; 295b285192aSMauro Carvalho Chehab } 296b285192aSMauro Carvalho Chehab 297b285192aSMauro Carvalho Chehab void saa7134_buffer_finish(struct saa7134_dev *dev, 298b285192aSMauro Carvalho Chehab struct saa7134_dmaqueue *q, 299b285192aSMauro Carvalho Chehab unsigned int state) 300b285192aSMauro Carvalho Chehab { 301b285192aSMauro Carvalho Chehab dprintk("buffer_finish %p\n", q->curr); 302b285192aSMauro Carvalho Chehab 303b285192aSMauro Carvalho Chehab /* finish current buffer */ 3042ada815fSHans Verkuil v4l2_get_timestamp(&q->curr->vb2.v4l2_buf.timestamp); 3052ada815fSHans Verkuil q->curr->vb2.v4l2_buf.sequence = q->seq_nr++; 3062ada815fSHans Verkuil vb2_buffer_done(&q->curr->vb2, state); 307b285192aSMauro Carvalho Chehab q->curr = NULL; 308b285192aSMauro Carvalho Chehab } 309b285192aSMauro Carvalho Chehab 310b285192aSMauro Carvalho Chehab void saa7134_buffer_next(struct saa7134_dev *dev, 311b285192aSMauro Carvalho Chehab struct saa7134_dmaqueue *q) 312b285192aSMauro Carvalho Chehab { 313b285192aSMauro Carvalho Chehab struct saa7134_buf *buf,*next = NULL; 314b285192aSMauro Carvalho Chehab 315b285192aSMauro Carvalho Chehab assert_spin_locked(&dev->slock); 316b285192aSMauro Carvalho Chehab BUG_ON(NULL != q->curr); 317b285192aSMauro Carvalho Chehab 318b285192aSMauro Carvalho Chehab if (!list_empty(&q->queue)) { 319b285192aSMauro Carvalho Chehab /* activate next one from queue */ 3202ada815fSHans Verkuil buf = list_entry(q->queue.next, struct saa7134_buf, entry); 321b285192aSMauro Carvalho Chehab dprintk("buffer_next %p [prev=%p/next=%p]\n", 322b285192aSMauro Carvalho Chehab buf, q->queue.prev, q->queue.next); 3232ada815fSHans Verkuil list_del(&buf->entry); 324b285192aSMauro Carvalho Chehab if (!list_empty(&q->queue)) 3252ada815fSHans Verkuil next = list_entry(q->queue.next, struct saa7134_buf, entry); 326b285192aSMauro Carvalho Chehab q->curr = buf; 327b285192aSMauro Carvalho Chehab buf->activate(dev, buf, next); 328b285192aSMauro Carvalho Chehab dprintk("buffer_next #2 prev=%p/next=%p\n", 329b285192aSMauro Carvalho Chehab q->queue.prev, q->queue.next); 330b285192aSMauro Carvalho Chehab } else { 331b285192aSMauro Carvalho Chehab /* nothing to do -- just stop DMA */ 332b285192aSMauro Carvalho Chehab dprintk("buffer_next %p\n", NULL); 333b285192aSMauro Carvalho Chehab saa7134_set_dmabits(dev); 334b285192aSMauro Carvalho Chehab del_timer(&q->timeout); 335b285192aSMauro Carvalho Chehab } 336b285192aSMauro Carvalho Chehab } 337b285192aSMauro Carvalho Chehab 338b285192aSMauro Carvalho Chehab void saa7134_buffer_timeout(unsigned long data) 339b285192aSMauro Carvalho Chehab { 340b285192aSMauro Carvalho Chehab struct saa7134_dmaqueue *q = (struct saa7134_dmaqueue *)data; 341b285192aSMauro Carvalho Chehab struct saa7134_dev *dev = q->dev; 342b285192aSMauro Carvalho Chehab unsigned long flags; 343b285192aSMauro Carvalho Chehab 344b285192aSMauro Carvalho Chehab spin_lock_irqsave(&dev->slock, flags); 345b285192aSMauro Carvalho Chehab 346b285192aSMauro Carvalho Chehab /* try to reset the hardware (SWRST) */ 347b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_REGION_ENABLE, 0x00); 348b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_REGION_ENABLE, 0x80); 349b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_REGION_ENABLE, 0x00); 350b285192aSMauro Carvalho Chehab 351b285192aSMauro Carvalho Chehab /* flag current buffer as failed, 352b285192aSMauro Carvalho Chehab try to start over with the next one. */ 353b285192aSMauro Carvalho Chehab if (q->curr) { 354b285192aSMauro Carvalho Chehab dprintk("timeout on %p\n", q->curr); 3552ada815fSHans Verkuil saa7134_buffer_finish(dev, q, VB2_BUF_STATE_ERROR); 356b285192aSMauro Carvalho Chehab } 357b285192aSMauro Carvalho Chehab saa7134_buffer_next(dev, q); 358b285192aSMauro Carvalho Chehab spin_unlock_irqrestore(&dev->slock, flags); 359b285192aSMauro Carvalho Chehab } 360b285192aSMauro Carvalho Chehab 3612ada815fSHans Verkuil void saa7134_stop_streaming(struct saa7134_dev *dev, struct saa7134_dmaqueue *q) 3622ada815fSHans Verkuil { 3632ada815fSHans Verkuil unsigned long flags; 3642ada815fSHans Verkuil struct list_head *pos, *n; 3652ada815fSHans Verkuil struct saa7134_buf *tmp; 3662ada815fSHans Verkuil 3672ada815fSHans Verkuil spin_lock_irqsave(&dev->slock, flags); 3682ada815fSHans Verkuil if (!list_empty(&q->queue)) { 3692ada815fSHans Verkuil list_for_each_safe(pos, n, &q->queue) { 3702ada815fSHans Verkuil tmp = list_entry(pos, struct saa7134_buf, entry); 3712ada815fSHans Verkuil vb2_buffer_done(&tmp->vb2, VB2_BUF_STATE_ERROR); 3722ada815fSHans Verkuil list_del(pos); 3732ada815fSHans Verkuil tmp = NULL; 3742ada815fSHans Verkuil } 3752ada815fSHans Verkuil } 3762ada815fSHans Verkuil spin_unlock_irqrestore(&dev->slock, flags); 3772ada815fSHans Verkuil saa7134_buffer_timeout((unsigned long)q); /* also calls del_timer(&q->timeout) */ 3782ada815fSHans Verkuil } 3792ada815fSHans Verkuil EXPORT_SYMBOL_GPL(saa7134_stop_streaming); 3802ada815fSHans Verkuil 381b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 382b285192aSMauro Carvalho Chehab 383b285192aSMauro Carvalho Chehab int saa7134_set_dmabits(struct saa7134_dev *dev) 384b285192aSMauro Carvalho Chehab { 385b285192aSMauro Carvalho Chehab u32 split, task=0, ctrl=0, irq=0; 386b285192aSMauro Carvalho Chehab enum v4l2_field cap = V4L2_FIELD_ANY; 387b285192aSMauro Carvalho Chehab enum v4l2_field ov = V4L2_FIELD_ANY; 388b285192aSMauro Carvalho Chehab 389b285192aSMauro Carvalho Chehab assert_spin_locked(&dev->slock); 390b285192aSMauro Carvalho Chehab 391b285192aSMauro Carvalho Chehab if (dev->insuspend) 392b285192aSMauro Carvalho Chehab return 0; 393b285192aSMauro Carvalho Chehab 394b285192aSMauro Carvalho Chehab /* video capture -- dma 0 + video task A */ 395b285192aSMauro Carvalho Chehab if (dev->video_q.curr) { 396b285192aSMauro Carvalho Chehab task |= 0x01; 397b285192aSMauro Carvalho Chehab ctrl |= SAA7134_MAIN_CTRL_TE0; 398b285192aSMauro Carvalho Chehab irq |= SAA7134_IRQ1_INTE_RA0_1 | 399b285192aSMauro Carvalho Chehab SAA7134_IRQ1_INTE_RA0_0; 4002ada815fSHans Verkuil cap = dev->field; 401b285192aSMauro Carvalho Chehab } 402b285192aSMauro Carvalho Chehab 403b285192aSMauro Carvalho Chehab /* video capture -- dma 1+2 (planar modes) */ 4049e534f84SHans Verkuil if (dev->video_q.curr && dev->fmt->planar) { 405b285192aSMauro Carvalho Chehab ctrl |= SAA7134_MAIN_CTRL_TE4 | 406b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE5; 407b285192aSMauro Carvalho Chehab } 408b285192aSMauro Carvalho Chehab 409b285192aSMauro Carvalho Chehab /* screen overlay -- dma 0 + video task B */ 410b285192aSMauro Carvalho Chehab if (dev->ovenable) { 411b285192aSMauro Carvalho Chehab task |= 0x10; 412b285192aSMauro Carvalho Chehab ctrl |= SAA7134_MAIN_CTRL_TE1; 413b285192aSMauro Carvalho Chehab ov = dev->ovfield; 414b285192aSMauro Carvalho Chehab } 415b285192aSMauro Carvalho Chehab 416b285192aSMauro Carvalho Chehab /* vbi capture -- dma 0 + vbi task A+B */ 417b285192aSMauro Carvalho Chehab if (dev->vbi_q.curr) { 418b285192aSMauro Carvalho Chehab task |= 0x22; 419b285192aSMauro Carvalho Chehab ctrl |= SAA7134_MAIN_CTRL_TE2 | 420b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE3; 421b285192aSMauro Carvalho Chehab irq |= SAA7134_IRQ1_INTE_RA0_7 | 422b285192aSMauro Carvalho Chehab SAA7134_IRQ1_INTE_RA0_6 | 423b285192aSMauro Carvalho Chehab SAA7134_IRQ1_INTE_RA0_5 | 424b285192aSMauro Carvalho Chehab SAA7134_IRQ1_INTE_RA0_4; 425b285192aSMauro Carvalho Chehab } 426b285192aSMauro Carvalho Chehab 427b285192aSMauro Carvalho Chehab /* audio capture -- dma 3 */ 428b285192aSMauro Carvalho Chehab if (dev->dmasound.dma_running) { 429b285192aSMauro Carvalho Chehab ctrl |= SAA7134_MAIN_CTRL_TE6; 430b285192aSMauro Carvalho Chehab irq |= SAA7134_IRQ1_INTE_RA3_1 | 431b285192aSMauro Carvalho Chehab SAA7134_IRQ1_INTE_RA3_0; 432b285192aSMauro Carvalho Chehab } 433b285192aSMauro Carvalho Chehab 434b285192aSMauro Carvalho Chehab /* TS capture -- dma 5 */ 435b285192aSMauro Carvalho Chehab if (dev->ts_q.curr) { 436b285192aSMauro Carvalho Chehab ctrl |= SAA7134_MAIN_CTRL_TE5; 437b285192aSMauro Carvalho Chehab irq |= SAA7134_IRQ1_INTE_RA2_1 | 438b285192aSMauro Carvalho Chehab SAA7134_IRQ1_INTE_RA2_0; 439b285192aSMauro Carvalho Chehab } 440b285192aSMauro Carvalho Chehab 441b285192aSMauro Carvalho Chehab /* set task conditions + field handling */ 442b285192aSMauro Carvalho Chehab if (V4L2_FIELD_HAS_BOTH(cap) || V4L2_FIELD_HAS_BOTH(ov) || cap == ov) { 443b285192aSMauro Carvalho Chehab /* default config -- use full frames */ 444b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0d); 445b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0d); 446b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_FIELD_HANDLING(TASK_A), 0x02); 447b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_FIELD_HANDLING(TASK_B), 0x02); 448b285192aSMauro Carvalho Chehab split = 0; 449b285192aSMauro Carvalho Chehab } else { 450b285192aSMauro Carvalho Chehab /* split fields between tasks */ 451b285192aSMauro Carvalho Chehab if (V4L2_FIELD_TOP == cap) { 452b285192aSMauro Carvalho Chehab /* odd A, even B, repeat */ 453b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0d); 454b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0e); 455b285192aSMauro Carvalho Chehab } else { 456b285192aSMauro Carvalho Chehab /* odd B, even A, repeat */ 457b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0e); 458b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0d); 459b285192aSMauro Carvalho Chehab } 460b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_FIELD_HANDLING(TASK_A), 0x01); 461b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_FIELD_HANDLING(TASK_B), 0x01); 462b285192aSMauro Carvalho Chehab split = 1; 463b285192aSMauro Carvalho Chehab } 464b285192aSMauro Carvalho Chehab 465b285192aSMauro Carvalho Chehab /* irqs */ 466b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_REGION_ENABLE, task); 467b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ1, irq); 468b285192aSMauro Carvalho Chehab saa_andorl(SAA7134_MAIN_CTRL, 469b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE0 | 470b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE1 | 471b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE2 | 472b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE3 | 473b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE4 | 474b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE5 | 475b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE6, 476b285192aSMauro Carvalho Chehab ctrl); 477b285192aSMauro Carvalho Chehab dprintk("dmabits: task=0x%02x ctrl=0x%02x irq=0x%x split=%s\n", 478b285192aSMauro Carvalho Chehab task, ctrl, irq, split ? "no" : "yes"); 479b285192aSMauro Carvalho Chehab 480b285192aSMauro Carvalho Chehab return 0; 481b285192aSMauro Carvalho Chehab } 482b285192aSMauro Carvalho Chehab 483b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 484b285192aSMauro Carvalho Chehab /* IRQ handler + helpers */ 485b285192aSMauro Carvalho Chehab 486b285192aSMauro Carvalho Chehab static char *irqbits[] = { 487b285192aSMauro Carvalho Chehab "DONE_RA0", "DONE_RA1", "DONE_RA2", "DONE_RA3", 488b285192aSMauro Carvalho Chehab "AR", "PE", "PWR_ON", "RDCAP", "INTL", "FIDT", "MMC", 489b285192aSMauro Carvalho Chehab "TRIG_ERR", "CONF_ERR", "LOAD_ERR", 490b285192aSMauro Carvalho Chehab "GPIO16", "GPIO18", "GPIO22", "GPIO23" 491b285192aSMauro Carvalho Chehab }; 492b285192aSMauro Carvalho Chehab #define IRQBITS ARRAY_SIZE(irqbits) 493b285192aSMauro Carvalho Chehab 494b285192aSMauro Carvalho Chehab static void print_irqstatus(struct saa7134_dev *dev, int loop, 495b285192aSMauro Carvalho Chehab unsigned long report, unsigned long status) 496b285192aSMauro Carvalho Chehab { 497b285192aSMauro Carvalho Chehab unsigned int i; 498b285192aSMauro Carvalho Chehab 499b285192aSMauro Carvalho Chehab printk(KERN_DEBUG "%s/irq[%d,%ld]: r=0x%lx s=0x%02lx", 500b285192aSMauro Carvalho Chehab dev->name,loop,jiffies,report,status); 501b285192aSMauro Carvalho Chehab for (i = 0; i < IRQBITS; i++) { 502b285192aSMauro Carvalho Chehab if (!(report & (1 << i))) 503b285192aSMauro Carvalho Chehab continue; 504b285192aSMauro Carvalho Chehab printk(" %s",irqbits[i]); 505b285192aSMauro Carvalho Chehab } 506b285192aSMauro Carvalho Chehab if (report & SAA7134_IRQ_REPORT_DONE_RA0) { 507b285192aSMauro Carvalho Chehab printk(" | RA0=%s,%s,%s,%ld", 508b285192aSMauro Carvalho Chehab (status & 0x40) ? "vbi" : "video", 509b285192aSMauro Carvalho Chehab (status & 0x20) ? "b" : "a", 510b285192aSMauro Carvalho Chehab (status & 0x10) ? "odd" : "even", 511b285192aSMauro Carvalho Chehab (status & 0x0f)); 512b285192aSMauro Carvalho Chehab } 513b285192aSMauro Carvalho Chehab printk("\n"); 514b285192aSMauro Carvalho Chehab } 515b285192aSMauro Carvalho Chehab 516b285192aSMauro Carvalho Chehab static irqreturn_t saa7134_irq(int irq, void *dev_id) 517b285192aSMauro Carvalho Chehab { 518b285192aSMauro Carvalho Chehab struct saa7134_dev *dev = (struct saa7134_dev*) dev_id; 519b285192aSMauro Carvalho Chehab unsigned long report,status; 520b285192aSMauro Carvalho Chehab int loop, handled = 0; 521b285192aSMauro Carvalho Chehab 522b285192aSMauro Carvalho Chehab if (dev->insuspend) 523b285192aSMauro Carvalho Chehab goto out; 524b285192aSMauro Carvalho Chehab 525b285192aSMauro Carvalho Chehab for (loop = 0; loop < 10; loop++) { 526b285192aSMauro Carvalho Chehab report = saa_readl(SAA7134_IRQ_REPORT); 527b285192aSMauro Carvalho Chehab status = saa_readl(SAA7134_IRQ_STATUS); 528b285192aSMauro Carvalho Chehab 529b285192aSMauro Carvalho Chehab /* If dmasound support is active and we get a sound report, 530b285192aSMauro Carvalho Chehab * mask out the report and let the saa7134-alsa module deal 531b285192aSMauro Carvalho Chehab * with it */ 532b285192aSMauro Carvalho Chehab if ((report & SAA7134_IRQ_REPORT_DONE_RA3) && 533b285192aSMauro Carvalho Chehab (dev->dmasound.priv_data != NULL) ) 534b285192aSMauro Carvalho Chehab { 535b285192aSMauro Carvalho Chehab if (irq_debug > 1) 536b285192aSMauro Carvalho Chehab printk(KERN_DEBUG "%s/irq: preserving DMA sound interrupt\n", 537b285192aSMauro Carvalho Chehab dev->name); 538b285192aSMauro Carvalho Chehab report &= ~SAA7134_IRQ_REPORT_DONE_RA3; 539b285192aSMauro Carvalho Chehab } 540b285192aSMauro Carvalho Chehab 541b285192aSMauro Carvalho Chehab if (0 == report) { 542b285192aSMauro Carvalho Chehab if (irq_debug > 1) 543b285192aSMauro Carvalho Chehab printk(KERN_DEBUG "%s/irq: no (more) work\n", 544b285192aSMauro Carvalho Chehab dev->name); 545b285192aSMauro Carvalho Chehab goto out; 546b285192aSMauro Carvalho Chehab } 547b285192aSMauro Carvalho Chehab 548b285192aSMauro Carvalho Chehab handled = 1; 549b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ_REPORT,report); 550b285192aSMauro Carvalho Chehab if (irq_debug) 551b285192aSMauro Carvalho Chehab print_irqstatus(dev,loop,report,status); 552b285192aSMauro Carvalho Chehab 553b285192aSMauro Carvalho Chehab 554b285192aSMauro Carvalho Chehab if ((report & SAA7134_IRQ_REPORT_RDCAP) || 555b285192aSMauro Carvalho Chehab (report & SAA7134_IRQ_REPORT_INTL)) 556b285192aSMauro Carvalho Chehab saa7134_irq_video_signalchange(dev); 557b285192aSMauro Carvalho Chehab 558b285192aSMauro Carvalho Chehab 559b285192aSMauro Carvalho Chehab if ((report & SAA7134_IRQ_REPORT_DONE_RA0) && 560b285192aSMauro Carvalho Chehab (status & 0x60) == 0) 561b285192aSMauro Carvalho Chehab saa7134_irq_video_done(dev,status); 562b285192aSMauro Carvalho Chehab 563b285192aSMauro Carvalho Chehab if ((report & SAA7134_IRQ_REPORT_DONE_RA0) && 564b285192aSMauro Carvalho Chehab (status & 0x40) == 0x40) 565b285192aSMauro Carvalho Chehab saa7134_irq_vbi_done(dev,status); 566b285192aSMauro Carvalho Chehab 567b285192aSMauro Carvalho Chehab if ((report & SAA7134_IRQ_REPORT_DONE_RA2) && 568452015deSHans Verkuil card_has_mpeg(dev)) { 569452015deSHans Verkuil if (dev->mops->irq_ts_done != NULL) 570452015deSHans Verkuil dev->mops->irq_ts_done(dev, status); 571452015deSHans Verkuil else 572b285192aSMauro Carvalho Chehab saa7134_irq_ts_done(dev, status); 573452015deSHans Verkuil } 574b285192aSMauro Carvalho Chehab 575b285192aSMauro Carvalho Chehab if (report & SAA7134_IRQ_REPORT_GPIO16) { 576b285192aSMauro Carvalho Chehab switch (dev->has_remote) { 577b285192aSMauro Carvalho Chehab case SAA7134_REMOTE_GPIO: 578b285192aSMauro Carvalho Chehab if (!dev->remote) 579b285192aSMauro Carvalho Chehab break; 580b285192aSMauro Carvalho Chehab if (dev->remote->mask_keydown & 0x10000) { 581b285192aSMauro Carvalho Chehab saa7134_input_irq(dev); 582b285192aSMauro Carvalho Chehab } 583b285192aSMauro Carvalho Chehab break; 584b285192aSMauro Carvalho Chehab 585b285192aSMauro Carvalho Chehab case SAA7134_REMOTE_I2C: 586b285192aSMauro Carvalho Chehab break; /* FIXME: invoke I2C get_key() */ 587b285192aSMauro Carvalho Chehab 588b285192aSMauro Carvalho Chehab default: /* GPIO16 not used by IR remote */ 589b285192aSMauro Carvalho Chehab break; 590b285192aSMauro Carvalho Chehab } 591b285192aSMauro Carvalho Chehab } 592b285192aSMauro Carvalho Chehab 593b285192aSMauro Carvalho Chehab if (report & SAA7134_IRQ_REPORT_GPIO18) { 594b285192aSMauro Carvalho Chehab switch (dev->has_remote) { 595b285192aSMauro Carvalho Chehab case SAA7134_REMOTE_GPIO: 596b285192aSMauro Carvalho Chehab if (!dev->remote) 597b285192aSMauro Carvalho Chehab break; 598b285192aSMauro Carvalho Chehab if ((dev->remote->mask_keydown & 0x40000) || 599b285192aSMauro Carvalho Chehab (dev->remote->mask_keyup & 0x40000)) { 600b285192aSMauro Carvalho Chehab saa7134_input_irq(dev); 601b285192aSMauro Carvalho Chehab } 602b285192aSMauro Carvalho Chehab break; 603b285192aSMauro Carvalho Chehab 604b285192aSMauro Carvalho Chehab case SAA7134_REMOTE_I2C: 605b285192aSMauro Carvalho Chehab break; /* FIXME: invoke I2C get_key() */ 606b285192aSMauro Carvalho Chehab 607b285192aSMauro Carvalho Chehab default: /* GPIO18 not used by IR remote */ 608b285192aSMauro Carvalho Chehab break; 609b285192aSMauro Carvalho Chehab } 610b285192aSMauro Carvalho Chehab } 611b285192aSMauro Carvalho Chehab } 612b285192aSMauro Carvalho Chehab 613b285192aSMauro Carvalho Chehab if (10 == loop) { 614b285192aSMauro Carvalho Chehab print_irqstatus(dev,loop,report,status); 615b285192aSMauro Carvalho Chehab if (report & SAA7134_IRQ_REPORT_PE) { 616b285192aSMauro Carvalho Chehab /* disable all parity error */ 61783582009SMauro Carvalho Chehab pr_warn("%s/irq: looping -- " 618b285192aSMauro Carvalho Chehab "clearing PE (parity error!) enable bit\n",dev->name); 619b285192aSMauro Carvalho Chehab saa_clearl(SAA7134_IRQ2,SAA7134_IRQ2_INTE_PE); 620b285192aSMauro Carvalho Chehab } else if (report & SAA7134_IRQ_REPORT_GPIO16) { 621b285192aSMauro Carvalho Chehab /* disable gpio16 IRQ */ 62283582009SMauro Carvalho Chehab pr_warn("%s/irq: looping -- " 623b285192aSMauro Carvalho Chehab "clearing GPIO16 enable bit\n",dev->name); 624b285192aSMauro Carvalho Chehab saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO16_P); 625b285192aSMauro Carvalho Chehab saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO16_N); 626b285192aSMauro Carvalho Chehab } else if (report & SAA7134_IRQ_REPORT_GPIO18) { 627b285192aSMauro Carvalho Chehab /* disable gpio18 IRQs */ 62883582009SMauro Carvalho Chehab pr_warn("%s/irq: looping -- " 629b285192aSMauro Carvalho Chehab "clearing GPIO18 enable bit\n",dev->name); 630b285192aSMauro Carvalho Chehab saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18_P); 631b285192aSMauro Carvalho Chehab saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18_N); 632b285192aSMauro Carvalho Chehab } else { 633b285192aSMauro Carvalho Chehab /* disable all irqs */ 63483582009SMauro Carvalho Chehab pr_warn("%s/irq: looping -- " 635b285192aSMauro Carvalho Chehab "clearing all enable bits\n",dev->name); 636b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ1,0); 637b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ2,0); 638b285192aSMauro Carvalho Chehab } 639b285192aSMauro Carvalho Chehab } 640b285192aSMauro Carvalho Chehab 641b285192aSMauro Carvalho Chehab out: 642b285192aSMauro Carvalho Chehab return IRQ_RETVAL(handled); 643b285192aSMauro Carvalho Chehab } 644b285192aSMauro Carvalho Chehab 645b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 646b285192aSMauro Carvalho Chehab 647b285192aSMauro Carvalho Chehab /* early init (no i2c, no irq) */ 648b285192aSMauro Carvalho Chehab 649b285192aSMauro Carvalho Chehab static int saa7134_hw_enable1(struct saa7134_dev *dev) 650b285192aSMauro Carvalho Chehab { 651b285192aSMauro Carvalho Chehab /* RAM FIFO config */ 652b285192aSMauro Carvalho Chehab saa_writel(SAA7134_FIFO_SIZE, 0x08070503); 653b285192aSMauro Carvalho Chehab saa_writel(SAA7134_THRESHOULD, 0x02020202); 654b285192aSMauro Carvalho Chehab 655b285192aSMauro Carvalho Chehab /* enable audio + video processing */ 656b285192aSMauro Carvalho Chehab saa_writel(SAA7134_MAIN_CTRL, 657b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_VPLLE | 658b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_APLLE | 659b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_EXOSC | 660b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_EVFE1 | 661b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_EVFE2 | 662b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_ESFE | 663b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_EBDAC); 664b285192aSMauro Carvalho Chehab 665b285192aSMauro Carvalho Chehab /* 666b285192aSMauro Carvalho Chehab * Initialize OSS _after_ enabling audio clock PLL and audio processing. 667b285192aSMauro Carvalho Chehab * OSS initialization writes to registers via the audio DSP; these 668b285192aSMauro Carvalho Chehab * writes will fail unless the audio clock has been started. At worst, 669b285192aSMauro Carvalho Chehab * audio will not work. 670b285192aSMauro Carvalho Chehab */ 671b285192aSMauro Carvalho Chehab 672b285192aSMauro Carvalho Chehab /* enable peripheral devices */ 673b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_SPECIAL_MODE, 0x01); 674b285192aSMauro Carvalho Chehab 675b285192aSMauro Carvalho Chehab /* set vertical line numbering start (vbi needs this) */ 676b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_SOURCE_TIMING2, 0x20); 677b285192aSMauro Carvalho Chehab 678b285192aSMauro Carvalho Chehab return 0; 679b285192aSMauro Carvalho Chehab } 680b285192aSMauro Carvalho Chehab 681b285192aSMauro Carvalho Chehab static int saa7134_hwinit1(struct saa7134_dev *dev) 682b285192aSMauro Carvalho Chehab { 683b285192aSMauro Carvalho Chehab dprintk("hwinit1\n"); 684b285192aSMauro Carvalho Chehab 685b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ1, 0); 686b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ2, 0); 687b285192aSMauro Carvalho Chehab 688b285192aSMauro Carvalho Chehab /* Clear any stale IRQ reports */ 689b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT)); 690b285192aSMauro Carvalho Chehab 691b285192aSMauro Carvalho Chehab mutex_init(&dev->lock); 692b285192aSMauro Carvalho Chehab spin_lock_init(&dev->slock); 693b285192aSMauro Carvalho Chehab 694b285192aSMauro Carvalho Chehab saa7134_track_gpio(dev,"pre-init"); 695b285192aSMauro Carvalho Chehab saa7134_video_init1(dev); 696b285192aSMauro Carvalho Chehab saa7134_vbi_init1(dev); 697b285192aSMauro Carvalho Chehab if (card_has_mpeg(dev)) 698b285192aSMauro Carvalho Chehab saa7134_ts_init1(dev); 699b285192aSMauro Carvalho Chehab saa7134_input_init1(dev); 700b285192aSMauro Carvalho Chehab 701b285192aSMauro Carvalho Chehab saa7134_hw_enable1(dev); 702b285192aSMauro Carvalho Chehab 703b285192aSMauro Carvalho Chehab return 0; 704b285192aSMauro Carvalho Chehab } 705b285192aSMauro Carvalho Chehab 706b285192aSMauro Carvalho Chehab /* late init (with i2c + irq) */ 707b285192aSMauro Carvalho Chehab static int saa7134_hw_enable2(struct saa7134_dev *dev) 708b285192aSMauro Carvalho Chehab { 709b285192aSMauro Carvalho Chehab 710b285192aSMauro Carvalho Chehab unsigned int irq2_mask; 711b285192aSMauro Carvalho Chehab 712b285192aSMauro Carvalho Chehab /* enable IRQ's */ 713b285192aSMauro Carvalho Chehab irq2_mask = 714b285192aSMauro Carvalho Chehab SAA7134_IRQ2_INTE_DEC3 | 715b285192aSMauro Carvalho Chehab SAA7134_IRQ2_INTE_DEC2 | 716b285192aSMauro Carvalho Chehab SAA7134_IRQ2_INTE_DEC1 | 717b285192aSMauro Carvalho Chehab SAA7134_IRQ2_INTE_DEC0 | 718b285192aSMauro Carvalho Chehab SAA7134_IRQ2_INTE_PE | 719b285192aSMauro Carvalho Chehab SAA7134_IRQ2_INTE_AR; 720b285192aSMauro Carvalho Chehab 721b285192aSMauro Carvalho Chehab if (dev->has_remote == SAA7134_REMOTE_GPIO && dev->remote) { 722b285192aSMauro Carvalho Chehab if (dev->remote->mask_keydown & 0x10000) 723b285192aSMauro Carvalho Chehab irq2_mask |= SAA7134_IRQ2_INTE_GPIO16_N; 724b285192aSMauro Carvalho Chehab else { /* Allow enabling both IRQ edge triggers */ 725b285192aSMauro Carvalho Chehab if (dev->remote->mask_keydown & 0x40000) 726b285192aSMauro Carvalho Chehab irq2_mask |= SAA7134_IRQ2_INTE_GPIO18_P; 727b285192aSMauro Carvalho Chehab if (dev->remote->mask_keyup & 0x40000) 728b285192aSMauro Carvalho Chehab irq2_mask |= SAA7134_IRQ2_INTE_GPIO18_N; 729b285192aSMauro Carvalho Chehab } 730b285192aSMauro Carvalho Chehab } 731b285192aSMauro Carvalho Chehab 732b285192aSMauro Carvalho Chehab if (dev->has_remote == SAA7134_REMOTE_I2C) { 733b285192aSMauro Carvalho Chehab request_module("ir-kbd-i2c"); 734b285192aSMauro Carvalho Chehab } 735b285192aSMauro Carvalho Chehab 736b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ1, 0); 737b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ2, irq2_mask); 738b285192aSMauro Carvalho Chehab 739b285192aSMauro Carvalho Chehab return 0; 740b285192aSMauro Carvalho Chehab } 741b285192aSMauro Carvalho Chehab 742b285192aSMauro Carvalho Chehab static int saa7134_hwinit2(struct saa7134_dev *dev) 743b285192aSMauro Carvalho Chehab { 744b285192aSMauro Carvalho Chehab 745b285192aSMauro Carvalho Chehab dprintk("hwinit2\n"); 746b285192aSMauro Carvalho Chehab 747b285192aSMauro Carvalho Chehab saa7134_video_init2(dev); 748b285192aSMauro Carvalho Chehab saa7134_tvaudio_init2(dev); 749b285192aSMauro Carvalho Chehab 750b285192aSMauro Carvalho Chehab saa7134_hw_enable2(dev); 751b285192aSMauro Carvalho Chehab 752b285192aSMauro Carvalho Chehab return 0; 753b285192aSMauro Carvalho Chehab } 754b285192aSMauro Carvalho Chehab 755b285192aSMauro Carvalho Chehab 756b285192aSMauro Carvalho Chehab /* shutdown */ 757b285192aSMauro Carvalho Chehab static int saa7134_hwfini(struct saa7134_dev *dev) 758b285192aSMauro Carvalho Chehab { 759b285192aSMauro Carvalho Chehab dprintk("hwfini\n"); 760b285192aSMauro Carvalho Chehab 761b285192aSMauro Carvalho Chehab if (card_has_mpeg(dev)) 762b285192aSMauro Carvalho Chehab saa7134_ts_fini(dev); 763b285192aSMauro Carvalho Chehab saa7134_input_fini(dev); 764b285192aSMauro Carvalho Chehab saa7134_vbi_fini(dev); 765b285192aSMauro Carvalho Chehab saa7134_tvaudio_fini(dev); 7669db0fb18SHans Verkuil saa7134_video_fini(dev); 767b285192aSMauro Carvalho Chehab return 0; 768b285192aSMauro Carvalho Chehab } 769b285192aSMauro Carvalho Chehab 7704c62e976SGreg Kroah-Hartman static void must_configure_manually(int has_eeprom) 771b285192aSMauro Carvalho Chehab { 772b285192aSMauro Carvalho Chehab unsigned int i,p; 773b285192aSMauro Carvalho Chehab 774b285192aSMauro Carvalho Chehab if (!has_eeprom) 775b285192aSMauro Carvalho Chehab printk(KERN_WARNING 776b285192aSMauro Carvalho Chehab "saa7134: <rant>\n" 777b285192aSMauro Carvalho Chehab "saa7134: Congratulations! Your TV card vendor saved a few\n" 778b285192aSMauro Carvalho Chehab "saa7134: cents for a eeprom, thus your pci board has no\n" 779b285192aSMauro Carvalho Chehab "saa7134: subsystem ID and I can't identify it automatically\n" 780b285192aSMauro Carvalho Chehab "saa7134: </rant>\n" 781b285192aSMauro Carvalho Chehab "saa7134: I feel better now. Ok, here are the good news:\n" 782b285192aSMauro Carvalho Chehab "saa7134: You can use the card=<nr> insmod option to specify\n" 783b285192aSMauro Carvalho Chehab "saa7134: which board do you have. The list:\n"); 784b285192aSMauro Carvalho Chehab else 785b285192aSMauro Carvalho Chehab printk(KERN_WARNING 786b285192aSMauro Carvalho Chehab "saa7134: Board is currently unknown. You might try to use the card=<nr>\n" 787b285192aSMauro Carvalho Chehab "saa7134: insmod option to specify which board do you have, but this is\n" 788b285192aSMauro Carvalho Chehab "saa7134: somewhat risky, as might damage your card. It is better to ask\n" 789b285192aSMauro Carvalho Chehab "saa7134: for support at linux-media@vger.kernel.org.\n" 790b285192aSMauro Carvalho Chehab "saa7134: The supported cards are:\n"); 791b285192aSMauro Carvalho Chehab 792b285192aSMauro Carvalho Chehab for (i = 0; i < saa7134_bcount; i++) { 79383582009SMauro Carvalho Chehab pr_warn("saa7134: card=%d -> %-40.40s", 794b285192aSMauro Carvalho Chehab i,saa7134_boards[i].name); 795b285192aSMauro Carvalho Chehab for (p = 0; saa7134_pci_tbl[p].driver_data; p++) { 796b285192aSMauro Carvalho Chehab if (saa7134_pci_tbl[p].driver_data != i) 797b285192aSMauro Carvalho Chehab continue; 798b285192aSMauro Carvalho Chehab printk(" %04x:%04x", 799b285192aSMauro Carvalho Chehab saa7134_pci_tbl[p].subvendor, 800b285192aSMauro Carvalho Chehab saa7134_pci_tbl[p].subdevice); 801b285192aSMauro Carvalho Chehab } 802b285192aSMauro Carvalho Chehab printk("\n"); 803b285192aSMauro Carvalho Chehab } 804b285192aSMauro Carvalho Chehab } 805b285192aSMauro Carvalho Chehab 806b285192aSMauro Carvalho Chehab static struct video_device *vdev_init(struct saa7134_dev *dev, 807b285192aSMauro Carvalho Chehab struct video_device *template, 808b285192aSMauro Carvalho Chehab char *type) 809b285192aSMauro Carvalho Chehab { 810b285192aSMauro Carvalho Chehab struct video_device *vfd; 811b285192aSMauro Carvalho Chehab 812b285192aSMauro Carvalho Chehab vfd = video_device_alloc(); 813b285192aSMauro Carvalho Chehab if (NULL == vfd) 814b285192aSMauro Carvalho Chehab return NULL; 815b285192aSMauro Carvalho Chehab *vfd = *template; 816b285192aSMauro Carvalho Chehab vfd->v4l2_dev = &dev->v4l2_dev; 817b285192aSMauro Carvalho Chehab vfd->release = video_device_release; 818b285192aSMauro Carvalho Chehab snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", 819b285192aSMauro Carvalho Chehab dev->name, type, saa7134_boards[dev->board].name); 820b285192aSMauro Carvalho Chehab video_set_drvdata(vfd, dev); 821b285192aSMauro Carvalho Chehab return vfd; 822b285192aSMauro Carvalho Chehab } 823b285192aSMauro Carvalho Chehab 824b285192aSMauro Carvalho Chehab static void saa7134_unregister_video(struct saa7134_dev *dev) 825b285192aSMauro Carvalho Chehab { 826b285192aSMauro Carvalho Chehab if (dev->video_dev) { 827b285192aSMauro Carvalho Chehab if (video_is_registered(dev->video_dev)) 828b285192aSMauro Carvalho Chehab video_unregister_device(dev->video_dev); 829b285192aSMauro Carvalho Chehab else 830b285192aSMauro Carvalho Chehab video_device_release(dev->video_dev); 831b285192aSMauro Carvalho Chehab dev->video_dev = NULL; 832b285192aSMauro Carvalho Chehab } 833b285192aSMauro Carvalho Chehab if (dev->vbi_dev) { 834b285192aSMauro Carvalho Chehab if (video_is_registered(dev->vbi_dev)) 835b285192aSMauro Carvalho Chehab video_unregister_device(dev->vbi_dev); 836b285192aSMauro Carvalho Chehab else 837b285192aSMauro Carvalho Chehab video_device_release(dev->vbi_dev); 838b285192aSMauro Carvalho Chehab dev->vbi_dev = NULL; 839b285192aSMauro Carvalho Chehab } 840b285192aSMauro Carvalho Chehab if (dev->radio_dev) { 841b285192aSMauro Carvalho Chehab if (video_is_registered(dev->radio_dev)) 842b285192aSMauro Carvalho Chehab video_unregister_device(dev->radio_dev); 843b285192aSMauro Carvalho Chehab else 844b285192aSMauro Carvalho Chehab video_device_release(dev->radio_dev); 845b285192aSMauro Carvalho Chehab dev->radio_dev = NULL; 846b285192aSMauro Carvalho Chehab } 847b285192aSMauro Carvalho Chehab } 848b285192aSMauro Carvalho Chehab 849b285192aSMauro Carvalho Chehab static void mpeg_ops_attach(struct saa7134_mpeg_ops *ops, 850b285192aSMauro Carvalho Chehab struct saa7134_dev *dev) 851b285192aSMauro Carvalho Chehab { 852b285192aSMauro Carvalho Chehab int err; 853b285192aSMauro Carvalho Chehab 854b285192aSMauro Carvalho Chehab if (NULL != dev->mops) 855b285192aSMauro Carvalho Chehab return; 856b285192aSMauro Carvalho Chehab if (saa7134_boards[dev->board].mpeg != ops->type) 857b285192aSMauro Carvalho Chehab return; 858b285192aSMauro Carvalho Chehab err = ops->init(dev); 859b285192aSMauro Carvalho Chehab if (0 != err) 860b285192aSMauro Carvalho Chehab return; 861b285192aSMauro Carvalho Chehab dev->mops = ops; 862b285192aSMauro Carvalho Chehab } 863b285192aSMauro Carvalho Chehab 864b285192aSMauro Carvalho Chehab static void mpeg_ops_detach(struct saa7134_mpeg_ops *ops, 865b285192aSMauro Carvalho Chehab struct saa7134_dev *dev) 866b285192aSMauro Carvalho Chehab { 867b285192aSMauro Carvalho Chehab if (NULL == dev->mops) 868b285192aSMauro Carvalho Chehab return; 869b285192aSMauro Carvalho Chehab if (dev->mops != ops) 870b285192aSMauro Carvalho Chehab return; 871b285192aSMauro Carvalho Chehab dev->mops->fini(dev); 872b285192aSMauro Carvalho Chehab dev->mops = NULL; 873b285192aSMauro Carvalho Chehab } 874b285192aSMauro Carvalho Chehab 8754c62e976SGreg Kroah-Hartman static int saa7134_initdev(struct pci_dev *pci_dev, 876b285192aSMauro Carvalho Chehab const struct pci_device_id *pci_id) 877b285192aSMauro Carvalho Chehab { 878b285192aSMauro Carvalho Chehab struct saa7134_dev *dev; 879b285192aSMauro Carvalho Chehab struct saa7134_mpeg_ops *mops; 880b285192aSMauro Carvalho Chehab int err; 881b285192aSMauro Carvalho Chehab 882b285192aSMauro Carvalho Chehab if (saa7134_devcount == SAA7134_MAXBOARDS) 883b285192aSMauro Carvalho Chehab return -ENOMEM; 884b285192aSMauro Carvalho Chehab 885b285192aSMauro Carvalho Chehab dev = kzalloc(sizeof(*dev),GFP_KERNEL); 886b285192aSMauro Carvalho Chehab if (NULL == dev) 887b285192aSMauro Carvalho Chehab return -ENOMEM; 888b285192aSMauro Carvalho Chehab 889b285192aSMauro Carvalho Chehab err = v4l2_device_register(&pci_dev->dev, &dev->v4l2_dev); 890b285192aSMauro Carvalho Chehab if (err) 891b285192aSMauro Carvalho Chehab goto fail0; 892b285192aSMauro Carvalho Chehab 893b285192aSMauro Carvalho Chehab /* pci init */ 894b285192aSMauro Carvalho Chehab dev->pci = pci_dev; 895b285192aSMauro Carvalho Chehab if (pci_enable_device(pci_dev)) { 896b285192aSMauro Carvalho Chehab err = -EIO; 897b285192aSMauro Carvalho Chehab goto fail1; 898b285192aSMauro Carvalho Chehab } 899b285192aSMauro Carvalho Chehab 900b285192aSMauro Carvalho Chehab dev->nr = saa7134_devcount; 901b285192aSMauro Carvalho Chehab sprintf(dev->name,"saa%x[%d]",pci_dev->device,dev->nr); 902b285192aSMauro Carvalho Chehab 903b285192aSMauro Carvalho Chehab /* pci quirks */ 904b285192aSMauro Carvalho Chehab if (pci_pci_problems) { 905b285192aSMauro Carvalho Chehab if (pci_pci_problems & PCIPCI_TRITON) 90683582009SMauro Carvalho Chehab pr_info("%s: quirk: PCIPCI_TRITON\n", dev->name); 907b285192aSMauro Carvalho Chehab if (pci_pci_problems & PCIPCI_NATOMA) 90883582009SMauro Carvalho Chehab pr_info("%s: quirk: PCIPCI_NATOMA\n", dev->name); 909b285192aSMauro Carvalho Chehab if (pci_pci_problems & PCIPCI_VIAETBF) 91083582009SMauro Carvalho Chehab pr_info("%s: quirk: PCIPCI_VIAETBF\n", dev->name); 911b285192aSMauro Carvalho Chehab if (pci_pci_problems & PCIPCI_VSFX) 91283582009SMauro Carvalho Chehab pr_info("%s: quirk: PCIPCI_VSFX\n",dev->name); 913b285192aSMauro Carvalho Chehab #ifdef PCIPCI_ALIMAGIK 914b285192aSMauro Carvalho Chehab if (pci_pci_problems & PCIPCI_ALIMAGIK) { 91583582009SMauro Carvalho Chehab pr_info("%s: quirk: PCIPCI_ALIMAGIK -- latency fixup\n", 916b285192aSMauro Carvalho Chehab dev->name); 917b285192aSMauro Carvalho Chehab latency = 0x0A; 918b285192aSMauro Carvalho Chehab } 919b285192aSMauro Carvalho Chehab #endif 920b285192aSMauro Carvalho Chehab if (pci_pci_problems & (PCIPCI_FAIL|PCIAGP_FAIL)) { 92183582009SMauro Carvalho Chehab pr_info("%s: quirk: this driver and your " 922b285192aSMauro Carvalho Chehab "chipset may not work together" 923b285192aSMauro Carvalho Chehab " in overlay mode.\n",dev->name); 924b285192aSMauro Carvalho Chehab if (!saa7134_no_overlay) { 92583582009SMauro Carvalho Chehab pr_info("%s: quirk: overlay " 926b285192aSMauro Carvalho Chehab "mode will be disabled.\n", 927b285192aSMauro Carvalho Chehab dev->name); 928b285192aSMauro Carvalho Chehab saa7134_no_overlay = 1; 929b285192aSMauro Carvalho Chehab } else { 93083582009SMauro Carvalho Chehab pr_info("%s: quirk: overlay " 931b285192aSMauro Carvalho Chehab "mode will be forced. Use this" 932b285192aSMauro Carvalho Chehab " option at your own risk.\n", 933b285192aSMauro Carvalho Chehab dev->name); 934b285192aSMauro Carvalho Chehab } 935b285192aSMauro Carvalho Chehab } 936b285192aSMauro Carvalho Chehab } 937b285192aSMauro Carvalho Chehab if (UNSET != latency) { 93883582009SMauro Carvalho Chehab pr_info("%s: setting pci latency timer to %d\n", 939b285192aSMauro Carvalho Chehab dev->name,latency); 940b285192aSMauro Carvalho Chehab pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, latency); 941b285192aSMauro Carvalho Chehab } 942b285192aSMauro Carvalho Chehab 943b285192aSMauro Carvalho Chehab /* print pci info */ 944b285192aSMauro Carvalho Chehab dev->pci_rev = pci_dev->revision; 945b285192aSMauro Carvalho Chehab pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); 94683582009SMauro Carvalho Chehab pr_info("%s: found at %s, rev: %d, irq: %d, " 947b285192aSMauro Carvalho Chehab "latency: %d, mmio: 0x%llx\n", dev->name, 948b285192aSMauro Carvalho Chehab pci_name(pci_dev), dev->pci_rev, pci_dev->irq, 949b285192aSMauro Carvalho Chehab dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0)); 950b285192aSMauro Carvalho Chehab pci_set_master(pci_dev); 951b285192aSMauro Carvalho Chehab if (!pci_dma_supported(pci_dev, DMA_BIT_MASK(32))) { 952b285192aSMauro Carvalho Chehab printk("%s: Oops: no 32bit PCI DMA ???\n",dev->name); 953b285192aSMauro Carvalho Chehab err = -EIO; 954b285192aSMauro Carvalho Chehab goto fail1; 955b285192aSMauro Carvalho Chehab } 956b285192aSMauro Carvalho Chehab 957b285192aSMauro Carvalho Chehab /* board config */ 958b285192aSMauro Carvalho Chehab dev->board = pci_id->driver_data; 9593eeba4a7SMauro Carvalho Chehab if ((unsigned)card[dev->nr] < saa7134_bcount) 960b285192aSMauro Carvalho Chehab dev->board = card[dev->nr]; 961b285192aSMauro Carvalho Chehab if (SAA7134_BOARD_UNKNOWN == dev->board) 962b285192aSMauro Carvalho Chehab must_configure_manually(0); 963b285192aSMauro Carvalho Chehab else if (SAA7134_BOARD_NOAUTO == dev->board) { 964b285192aSMauro Carvalho Chehab must_configure_manually(1); 965b285192aSMauro Carvalho Chehab dev->board = SAA7134_BOARD_UNKNOWN; 966b285192aSMauro Carvalho Chehab } 967b285192aSMauro Carvalho Chehab dev->autodetected = card[dev->nr] != dev->board; 968b285192aSMauro Carvalho Chehab dev->tuner_type = saa7134_boards[dev->board].tuner_type; 969b285192aSMauro Carvalho Chehab dev->tuner_addr = saa7134_boards[dev->board].tuner_addr; 970b285192aSMauro Carvalho Chehab dev->radio_type = saa7134_boards[dev->board].radio_type; 971b285192aSMauro Carvalho Chehab dev->radio_addr = saa7134_boards[dev->board].radio_addr; 972b285192aSMauro Carvalho Chehab dev->tda9887_conf = saa7134_boards[dev->board].tda9887_conf; 973b285192aSMauro Carvalho Chehab if (UNSET != tuner[dev->nr]) 974b285192aSMauro Carvalho Chehab dev->tuner_type = tuner[dev->nr]; 97583582009SMauro Carvalho Chehab pr_info("%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", 976b285192aSMauro Carvalho Chehab dev->name,pci_dev->subsystem_vendor, 977b285192aSMauro Carvalho Chehab pci_dev->subsystem_device,saa7134_boards[dev->board].name, 978b285192aSMauro Carvalho Chehab dev->board, dev->autodetected ? 979b285192aSMauro Carvalho Chehab "autodetected" : "insmod option"); 980b285192aSMauro Carvalho Chehab 981b285192aSMauro Carvalho Chehab /* get mmio */ 982b285192aSMauro Carvalho Chehab if (!request_mem_region(pci_resource_start(pci_dev,0), 983b285192aSMauro Carvalho Chehab pci_resource_len(pci_dev,0), 984b285192aSMauro Carvalho Chehab dev->name)) { 985b285192aSMauro Carvalho Chehab err = -EBUSY; 98683582009SMauro Carvalho Chehab pr_err("%s: can't get MMIO memory @ 0x%llx\n", 987b285192aSMauro Carvalho Chehab dev->name,(unsigned long long)pci_resource_start(pci_dev,0)); 988b285192aSMauro Carvalho Chehab goto fail1; 989b285192aSMauro Carvalho Chehab } 990b285192aSMauro Carvalho Chehab dev->lmmio = ioremap(pci_resource_start(pci_dev, 0), 991b285192aSMauro Carvalho Chehab pci_resource_len(pci_dev, 0)); 992b285192aSMauro Carvalho Chehab dev->bmmio = (__u8 __iomem *)dev->lmmio; 993b285192aSMauro Carvalho Chehab if (NULL == dev->lmmio) { 994b285192aSMauro Carvalho Chehab err = -EIO; 99583582009SMauro Carvalho Chehab pr_err("%s: can't ioremap() MMIO memory\n", 996b285192aSMauro Carvalho Chehab dev->name); 997b285192aSMauro Carvalho Chehab goto fail2; 998b285192aSMauro Carvalho Chehab } 999b285192aSMauro Carvalho Chehab 1000b285192aSMauro Carvalho Chehab /* initialize hardware #1 */ 1001b285192aSMauro Carvalho Chehab saa7134_board_init1(dev); 1002b285192aSMauro Carvalho Chehab saa7134_hwinit1(dev); 1003b285192aSMauro Carvalho Chehab 10040c3a14c1SHans Verkuil dev->alloc_ctx = vb2_dma_sg_init_ctx(&pci_dev->dev); 10050c3a14c1SHans Verkuil if (IS_ERR(dev->alloc_ctx)) { 10060c3a14c1SHans Verkuil err = PTR_ERR(dev->alloc_ctx); 10070c3a14c1SHans Verkuil goto fail3; 10080c3a14c1SHans Verkuil } 1009b285192aSMauro Carvalho Chehab /* get irq */ 1010b285192aSMauro Carvalho Chehab err = request_irq(pci_dev->irq, saa7134_irq, 10113e018fe4SMichael Opdenacker IRQF_SHARED, dev->name, dev); 1012b285192aSMauro Carvalho Chehab if (err < 0) { 101383582009SMauro Carvalho Chehab pr_err("%s: can't get IRQ %d\n", 1014b285192aSMauro Carvalho Chehab dev->name,pci_dev->irq); 10150c3a14c1SHans Verkuil goto fail4; 1016b285192aSMauro Carvalho Chehab } 1017b285192aSMauro Carvalho Chehab 1018b285192aSMauro Carvalho Chehab /* wait a bit, register i2c bus */ 1019b285192aSMauro Carvalho Chehab msleep(100); 1020b285192aSMauro Carvalho Chehab saa7134_i2c_register(dev); 1021b285192aSMauro Carvalho Chehab saa7134_board_init2(dev); 1022b285192aSMauro Carvalho Chehab 1023b285192aSMauro Carvalho Chehab saa7134_hwinit2(dev); 1024b285192aSMauro Carvalho Chehab 1025b285192aSMauro Carvalho Chehab /* load i2c helpers */ 1026b285192aSMauro Carvalho Chehab if (card_is_empress(dev)) { 1027718bde1aSHans Verkuil dev->empress_sd = 1028b285192aSMauro Carvalho Chehab v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, 1029b285192aSMauro Carvalho Chehab "saa6752hs", 1030b285192aSMauro Carvalho Chehab saa7134_boards[dev->board].empress_addr, NULL); 1031b285192aSMauro Carvalho Chehab 1032718bde1aSHans Verkuil if (dev->empress_sd) 1033718bde1aSHans Verkuil dev->empress_sd->grp_id = GRP_EMPRESS; 1034b285192aSMauro Carvalho Chehab } 1035b285192aSMauro Carvalho Chehab 1036b285192aSMauro Carvalho Chehab if (saa7134_boards[dev->board].rds_addr) { 1037b285192aSMauro Carvalho Chehab struct v4l2_subdev *sd; 1038b285192aSMauro Carvalho Chehab 1039b285192aSMauro Carvalho Chehab sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, 1040b285192aSMauro Carvalho Chehab &dev->i2c_adap, "saa6588", 1041b285192aSMauro Carvalho Chehab 0, I2C_ADDRS(saa7134_boards[dev->board].rds_addr)); 1042b285192aSMauro Carvalho Chehab if (sd) { 104383582009SMauro Carvalho Chehab pr_info("%s: found RDS decoder\n", dev->name); 1044b285192aSMauro Carvalho Chehab dev->has_rds = 1; 1045b285192aSMauro Carvalho Chehab } 1046b285192aSMauro Carvalho Chehab } 1047b285192aSMauro Carvalho Chehab 1048b285192aSMauro Carvalho Chehab mutex_lock(&saa7134_devlist_lock); 1049b285192aSMauro Carvalho Chehab list_for_each_entry(mops, &mops_list, next) 1050b285192aSMauro Carvalho Chehab mpeg_ops_attach(mops, dev); 1051b285192aSMauro Carvalho Chehab list_add_tail(&dev->devlist, &saa7134_devlist); 1052b285192aSMauro Carvalho Chehab mutex_unlock(&saa7134_devlist_lock); 1053b285192aSMauro Carvalho Chehab 1054b285192aSMauro Carvalho Chehab /* check for signal */ 1055b285192aSMauro Carvalho Chehab saa7134_irq_video_signalchange(dev); 1056b285192aSMauro Carvalho Chehab 1057b285192aSMauro Carvalho Chehab if (TUNER_ABSENT != dev->tuner_type) 1058b285192aSMauro Carvalho Chehab saa_call_all(dev, core, s_power, 0); 1059b285192aSMauro Carvalho Chehab 1060b285192aSMauro Carvalho Chehab /* register v4l devices */ 1061b285192aSMauro Carvalho Chehab if (saa7134_no_overlay > 0) 106283582009SMauro Carvalho Chehab pr_info("%s: Overlay support disabled.\n", dev->name); 1063b285192aSMauro Carvalho Chehab 1064b285192aSMauro Carvalho Chehab dev->video_dev = vdev_init(dev,&saa7134_video_template,"video"); 1065718bde1aSHans Verkuil dev->video_dev->ctrl_handler = &dev->ctrl_handler; 10662ada815fSHans Verkuil dev->video_dev->lock = &dev->lock; 10672ada815fSHans Verkuil dev->video_dev->queue = &dev->video_vbq; 1068b285192aSMauro Carvalho Chehab err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER, 1069b285192aSMauro Carvalho Chehab video_nr[dev->nr]); 1070b285192aSMauro Carvalho Chehab if (err < 0) { 107183582009SMauro Carvalho Chehab pr_info("%s: can't register video device\n", 1072b285192aSMauro Carvalho Chehab dev->name); 10730c3a14c1SHans Verkuil goto fail5; 1074b285192aSMauro Carvalho Chehab } 107583582009SMauro Carvalho Chehab pr_info("%s: registered device %s [v4l2]\n", 1076b285192aSMauro Carvalho Chehab dev->name, video_device_node_name(dev->video_dev)); 1077b285192aSMauro Carvalho Chehab 1078b285192aSMauro Carvalho Chehab dev->vbi_dev = vdev_init(dev, &saa7134_video_template, "vbi"); 1079718bde1aSHans Verkuil dev->vbi_dev->ctrl_handler = &dev->ctrl_handler; 10802ada815fSHans Verkuil dev->vbi_dev->lock = &dev->lock; 10812ada815fSHans Verkuil dev->vbi_dev->queue = &dev->vbi_vbq; 1082b285192aSMauro Carvalho Chehab 1083b285192aSMauro Carvalho Chehab err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI, 1084b285192aSMauro Carvalho Chehab vbi_nr[dev->nr]); 1085b285192aSMauro Carvalho Chehab if (err < 0) 10860c3a14c1SHans Verkuil goto fail5; 108783582009SMauro Carvalho Chehab pr_info("%s: registered device %s\n", 1088b285192aSMauro Carvalho Chehab dev->name, video_device_node_name(dev->vbi_dev)); 1089b285192aSMauro Carvalho Chehab 1090b285192aSMauro Carvalho Chehab if (card_has_radio(dev)) { 1091b285192aSMauro Carvalho Chehab dev->radio_dev = vdev_init(dev,&saa7134_radio_template,"radio"); 1092718bde1aSHans Verkuil dev->radio_dev->ctrl_handler = &dev->radio_ctrl_handler; 10932ada815fSHans Verkuil dev->radio_dev->lock = &dev->lock; 1094b285192aSMauro Carvalho Chehab err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO, 1095b285192aSMauro Carvalho Chehab radio_nr[dev->nr]); 1096b285192aSMauro Carvalho Chehab if (err < 0) 10970c3a14c1SHans Verkuil goto fail5; 109883582009SMauro Carvalho Chehab pr_info("%s: registered device %s\n", 1099b285192aSMauro Carvalho Chehab dev->name, video_device_node_name(dev->radio_dev)); 1100b285192aSMauro Carvalho Chehab } 1101b285192aSMauro Carvalho Chehab 1102b285192aSMauro Carvalho Chehab /* everything worked */ 1103b285192aSMauro Carvalho Chehab saa7134_devcount++; 1104b285192aSMauro Carvalho Chehab 1105b285192aSMauro Carvalho Chehab if (saa7134_dmasound_init && !dev->dmasound.priv_data) 1106b285192aSMauro Carvalho Chehab saa7134_dmasound_init(dev); 1107b285192aSMauro Carvalho Chehab 1108b285192aSMauro Carvalho Chehab request_submodules(dev); 1109b285192aSMauro Carvalho Chehab return 0; 1110b285192aSMauro Carvalho Chehab 11110c3a14c1SHans Verkuil fail5: 1112b285192aSMauro Carvalho Chehab saa7134_unregister_video(dev); 1113b285192aSMauro Carvalho Chehab saa7134_i2c_unregister(dev); 1114b285192aSMauro Carvalho Chehab free_irq(pci_dev->irq, dev); 11150c3a14c1SHans Verkuil fail4: 11160c3a14c1SHans Verkuil vb2_dma_sg_cleanup_ctx(dev->alloc_ctx); 1117b285192aSMauro Carvalho Chehab fail3: 1118b285192aSMauro Carvalho Chehab saa7134_hwfini(dev); 1119b285192aSMauro Carvalho Chehab iounmap(dev->lmmio); 1120b285192aSMauro Carvalho Chehab fail2: 1121b285192aSMauro Carvalho Chehab release_mem_region(pci_resource_start(pci_dev,0), 1122b285192aSMauro Carvalho Chehab pci_resource_len(pci_dev,0)); 1123b285192aSMauro Carvalho Chehab fail1: 1124b285192aSMauro Carvalho Chehab v4l2_device_unregister(&dev->v4l2_dev); 1125b285192aSMauro Carvalho Chehab fail0: 1126b285192aSMauro Carvalho Chehab kfree(dev); 1127b285192aSMauro Carvalho Chehab return err; 1128b285192aSMauro Carvalho Chehab } 1129b285192aSMauro Carvalho Chehab 11304c62e976SGreg Kroah-Hartman static void saa7134_finidev(struct pci_dev *pci_dev) 1131b285192aSMauro Carvalho Chehab { 1132b285192aSMauro Carvalho Chehab struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); 1133b285192aSMauro Carvalho Chehab struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev); 1134b285192aSMauro Carvalho Chehab struct saa7134_mpeg_ops *mops; 1135b285192aSMauro Carvalho Chehab 1136b285192aSMauro Carvalho Chehab flush_request_submodules(dev); 1137b285192aSMauro Carvalho Chehab 1138b285192aSMauro Carvalho Chehab /* Release DMA sound modules if present */ 1139b285192aSMauro Carvalho Chehab if (saa7134_dmasound_exit && dev->dmasound.priv_data) { 1140b285192aSMauro Carvalho Chehab saa7134_dmasound_exit(dev); 1141b285192aSMauro Carvalho Chehab } 1142b285192aSMauro Carvalho Chehab 1143b285192aSMauro Carvalho Chehab /* debugging ... */ 1144b285192aSMauro Carvalho Chehab if (irq_debug) { 1145b285192aSMauro Carvalho Chehab u32 report = saa_readl(SAA7134_IRQ_REPORT); 1146b285192aSMauro Carvalho Chehab u32 status = saa_readl(SAA7134_IRQ_STATUS); 1147b285192aSMauro Carvalho Chehab print_irqstatus(dev,42,report,status); 1148b285192aSMauro Carvalho Chehab } 1149b285192aSMauro Carvalho Chehab 1150b285192aSMauro Carvalho Chehab /* disable peripheral devices */ 1151b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_SPECIAL_MODE,0); 1152b285192aSMauro Carvalho Chehab 1153b285192aSMauro Carvalho Chehab /* shutdown hardware */ 1154b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ1,0); 1155b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ2,0); 1156b285192aSMauro Carvalho Chehab saa_writel(SAA7134_MAIN_CTRL,0); 1157b285192aSMauro Carvalho Chehab 1158b285192aSMauro Carvalho Chehab /* shutdown subsystems */ 1159b285192aSMauro Carvalho Chehab saa7134_hwfini(dev); 1160b285192aSMauro Carvalho Chehab 1161b285192aSMauro Carvalho Chehab /* unregister */ 1162b285192aSMauro Carvalho Chehab mutex_lock(&saa7134_devlist_lock); 1163b285192aSMauro Carvalho Chehab list_del(&dev->devlist); 1164b285192aSMauro Carvalho Chehab list_for_each_entry(mops, &mops_list, next) 1165b285192aSMauro Carvalho Chehab mpeg_ops_detach(mops, dev); 1166b285192aSMauro Carvalho Chehab mutex_unlock(&saa7134_devlist_lock); 1167b285192aSMauro Carvalho Chehab saa7134_devcount--; 1168b285192aSMauro Carvalho Chehab 1169b285192aSMauro Carvalho Chehab saa7134_i2c_unregister(dev); 1170b285192aSMauro Carvalho Chehab saa7134_unregister_video(dev); 1171b285192aSMauro Carvalho Chehab 1172b285192aSMauro Carvalho Chehab 1173b285192aSMauro Carvalho Chehab /* the DMA sound modules should be unloaded before reaching 1174b285192aSMauro Carvalho Chehab this, but just in case they are still present... */ 1175b285192aSMauro Carvalho Chehab if (dev->dmasound.priv_data != NULL) { 1176b285192aSMauro Carvalho Chehab free_irq(pci_dev->irq, &dev->dmasound); 1177b285192aSMauro Carvalho Chehab dev->dmasound.priv_data = NULL; 1178b285192aSMauro Carvalho Chehab } 1179b285192aSMauro Carvalho Chehab 1180b285192aSMauro Carvalho Chehab 1181b285192aSMauro Carvalho Chehab /* release resources */ 1182b285192aSMauro Carvalho Chehab free_irq(pci_dev->irq, dev); 11830c3a14c1SHans Verkuil vb2_dma_sg_cleanup_ctx(dev->alloc_ctx); 1184b285192aSMauro Carvalho Chehab iounmap(dev->lmmio); 1185b285192aSMauro Carvalho Chehab release_mem_region(pci_resource_start(pci_dev,0), 1186b285192aSMauro Carvalho Chehab pci_resource_len(pci_dev,0)); 1187b285192aSMauro Carvalho Chehab 1188b285192aSMauro Carvalho Chehab 1189b285192aSMauro Carvalho Chehab v4l2_device_unregister(&dev->v4l2_dev); 1190b285192aSMauro Carvalho Chehab 1191b285192aSMauro Carvalho Chehab /* free memory */ 1192b285192aSMauro Carvalho Chehab kfree(dev); 1193b285192aSMauro Carvalho Chehab } 1194b285192aSMauro Carvalho Chehab 1195b285192aSMauro Carvalho Chehab #ifdef CONFIG_PM 1196b285192aSMauro Carvalho Chehab 1197b285192aSMauro Carvalho Chehab /* resends a current buffer in queue after resume */ 1198b285192aSMauro Carvalho Chehab static int saa7134_buffer_requeue(struct saa7134_dev *dev, 1199b285192aSMauro Carvalho Chehab struct saa7134_dmaqueue *q) 1200b285192aSMauro Carvalho Chehab { 1201b285192aSMauro Carvalho Chehab struct saa7134_buf *buf, *next; 1202b285192aSMauro Carvalho Chehab 1203b285192aSMauro Carvalho Chehab assert_spin_locked(&dev->slock); 1204b285192aSMauro Carvalho Chehab 1205b285192aSMauro Carvalho Chehab buf = q->curr; 1206b285192aSMauro Carvalho Chehab next = buf; 1207b285192aSMauro Carvalho Chehab dprintk("buffer_requeue\n"); 1208b285192aSMauro Carvalho Chehab 1209b285192aSMauro Carvalho Chehab if (!buf) 1210b285192aSMauro Carvalho Chehab return 0; 1211b285192aSMauro Carvalho Chehab 1212b285192aSMauro Carvalho Chehab dprintk("buffer_requeue : resending active buffers \n"); 1213b285192aSMauro Carvalho Chehab 1214b285192aSMauro Carvalho Chehab if (!list_empty(&q->queue)) 1215b285192aSMauro Carvalho Chehab next = list_entry(q->queue.next, struct saa7134_buf, 12162ada815fSHans Verkuil entry); 1217b285192aSMauro Carvalho Chehab buf->activate(dev, buf, next); 1218b285192aSMauro Carvalho Chehab 1219b285192aSMauro Carvalho Chehab return 0; 1220b285192aSMauro Carvalho Chehab } 1221b285192aSMauro Carvalho Chehab 1222b285192aSMauro Carvalho Chehab static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state) 1223b285192aSMauro Carvalho Chehab { 1224b285192aSMauro Carvalho Chehab struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); 1225b285192aSMauro Carvalho Chehab struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev); 1226b285192aSMauro Carvalho Chehab 1227b285192aSMauro Carvalho Chehab /* disable overlay - apps should enable it explicitly on resume*/ 1228b285192aSMauro Carvalho Chehab dev->ovenable = 0; 1229b285192aSMauro Carvalho Chehab 1230b285192aSMauro Carvalho Chehab /* Disable interrupts, DMA, and rest of the chip*/ 1231b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ1, 0); 1232b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ2, 0); 1233b285192aSMauro Carvalho Chehab saa_writel(SAA7134_MAIN_CTRL, 0); 1234b285192aSMauro Carvalho Chehab 1235b285192aSMauro Carvalho Chehab dev->insuspend = 1; 1236b285192aSMauro Carvalho Chehab synchronize_irq(pci_dev->irq); 1237b285192aSMauro Carvalho Chehab 1238b285192aSMauro Carvalho Chehab /* ACK interrupts once more, just in case, 1239b285192aSMauro Carvalho Chehab since the IRQ handler won't ack them anymore*/ 1240b285192aSMauro Carvalho Chehab 1241b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT)); 1242b285192aSMauro Carvalho Chehab 1243b285192aSMauro Carvalho Chehab /* Disable timeout timers - if we have active buffers, we will 1244b285192aSMauro Carvalho Chehab fill them on resume*/ 1245b285192aSMauro Carvalho Chehab 1246b285192aSMauro Carvalho Chehab del_timer(&dev->video_q.timeout); 1247b285192aSMauro Carvalho Chehab del_timer(&dev->vbi_q.timeout); 1248b285192aSMauro Carvalho Chehab del_timer(&dev->ts_q.timeout); 1249b285192aSMauro Carvalho Chehab 1250b285192aSMauro Carvalho Chehab if (dev->remote) 1251b285192aSMauro Carvalho Chehab saa7134_ir_stop(dev); 1252b285192aSMauro Carvalho Chehab 1253b285192aSMauro Carvalho Chehab pci_save_state(pci_dev); 1254b285192aSMauro Carvalho Chehab pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state)); 1255b285192aSMauro Carvalho Chehab 1256b285192aSMauro Carvalho Chehab return 0; 1257b285192aSMauro Carvalho Chehab } 1258b285192aSMauro Carvalho Chehab 1259b285192aSMauro Carvalho Chehab static int saa7134_resume(struct pci_dev *pci_dev) 1260b285192aSMauro Carvalho Chehab { 1261b285192aSMauro Carvalho Chehab struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); 1262b285192aSMauro Carvalho Chehab struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev); 1263b285192aSMauro Carvalho Chehab unsigned long flags; 1264b285192aSMauro Carvalho Chehab 1265b285192aSMauro Carvalho Chehab pci_set_power_state(pci_dev, PCI_D0); 1266b285192aSMauro Carvalho Chehab pci_restore_state(pci_dev); 1267b285192aSMauro Carvalho Chehab 1268b285192aSMauro Carvalho Chehab /* Do things that are done in saa7134_initdev , 1269b285192aSMauro Carvalho Chehab except of initializing memory structures.*/ 1270b285192aSMauro Carvalho Chehab 1271b285192aSMauro Carvalho Chehab saa7134_board_init1(dev); 1272b285192aSMauro Carvalho Chehab 1273b285192aSMauro Carvalho Chehab /* saa7134_hwinit1 */ 1274b285192aSMauro Carvalho Chehab if (saa7134_boards[dev->board].video_out) 1275b285192aSMauro Carvalho Chehab saa7134_videoport_init(dev); 1276b285192aSMauro Carvalho Chehab if (card_has_mpeg(dev)) 1277b285192aSMauro Carvalho Chehab saa7134_ts_init_hw(dev); 1278b285192aSMauro Carvalho Chehab if (dev->remote) 1279b285192aSMauro Carvalho Chehab saa7134_ir_start(dev); 1280b285192aSMauro Carvalho Chehab saa7134_hw_enable1(dev); 1281b285192aSMauro Carvalho Chehab 1282b285192aSMauro Carvalho Chehab msleep(100); 1283b285192aSMauro Carvalho Chehab 1284b285192aSMauro Carvalho Chehab saa7134_board_init2(dev); 1285b285192aSMauro Carvalho Chehab 1286b285192aSMauro Carvalho Chehab /*saa7134_hwinit2*/ 1287b285192aSMauro Carvalho Chehab saa7134_set_tvnorm_hw(dev); 1288b285192aSMauro Carvalho Chehab saa7134_tvaudio_setmute(dev); 1289b285192aSMauro Carvalho Chehab saa7134_tvaudio_setvolume(dev, dev->ctl_volume); 1290b285192aSMauro Carvalho Chehab saa7134_tvaudio_init(dev); 1291b285192aSMauro Carvalho Chehab saa7134_enable_i2s(dev); 1292b285192aSMauro Carvalho Chehab saa7134_hw_enable2(dev); 1293b285192aSMauro Carvalho Chehab 1294b285192aSMauro Carvalho Chehab saa7134_irq_video_signalchange(dev); 1295b285192aSMauro Carvalho Chehab 1296b285192aSMauro Carvalho Chehab /*resume unfinished buffer(s)*/ 1297b285192aSMauro Carvalho Chehab spin_lock_irqsave(&dev->slock, flags); 1298b285192aSMauro Carvalho Chehab saa7134_buffer_requeue(dev, &dev->video_q); 1299b285192aSMauro Carvalho Chehab saa7134_buffer_requeue(dev, &dev->vbi_q); 1300b285192aSMauro Carvalho Chehab saa7134_buffer_requeue(dev, &dev->ts_q); 1301b285192aSMauro Carvalho Chehab 1302b285192aSMauro Carvalho Chehab /* FIXME: Disable DMA audio sound - temporary till proper support 1303b285192aSMauro Carvalho Chehab is implemented*/ 1304b285192aSMauro Carvalho Chehab 1305b285192aSMauro Carvalho Chehab dev->dmasound.dma_running = 0; 1306b285192aSMauro Carvalho Chehab 1307b285192aSMauro Carvalho Chehab /* start DMA now*/ 1308b285192aSMauro Carvalho Chehab dev->insuspend = 0; 1309b285192aSMauro Carvalho Chehab smp_wmb(); 1310b285192aSMauro Carvalho Chehab saa7134_set_dmabits(dev); 1311b285192aSMauro Carvalho Chehab spin_unlock_irqrestore(&dev->slock, flags); 1312b285192aSMauro Carvalho Chehab 1313b285192aSMauro Carvalho Chehab return 0; 1314b285192aSMauro Carvalho Chehab } 1315b285192aSMauro Carvalho Chehab #endif 1316b285192aSMauro Carvalho Chehab 1317b285192aSMauro Carvalho Chehab /* ----------------------------------------------------------- */ 1318b285192aSMauro Carvalho Chehab 1319b285192aSMauro Carvalho Chehab int saa7134_ts_register(struct saa7134_mpeg_ops *ops) 1320b285192aSMauro Carvalho Chehab { 1321b285192aSMauro Carvalho Chehab struct saa7134_dev *dev; 1322b285192aSMauro Carvalho Chehab 1323b285192aSMauro Carvalho Chehab mutex_lock(&saa7134_devlist_lock); 1324b285192aSMauro Carvalho Chehab list_for_each_entry(dev, &saa7134_devlist, devlist) 1325b285192aSMauro Carvalho Chehab mpeg_ops_attach(ops, dev); 1326b285192aSMauro Carvalho Chehab list_add_tail(&ops->next,&mops_list); 1327b285192aSMauro Carvalho Chehab mutex_unlock(&saa7134_devlist_lock); 1328b285192aSMauro Carvalho Chehab return 0; 1329b285192aSMauro Carvalho Chehab } 1330b285192aSMauro Carvalho Chehab 1331b285192aSMauro Carvalho Chehab void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops) 1332b285192aSMauro Carvalho Chehab { 1333b285192aSMauro Carvalho Chehab struct saa7134_dev *dev; 1334b285192aSMauro Carvalho Chehab 1335b285192aSMauro Carvalho Chehab mutex_lock(&saa7134_devlist_lock); 1336b285192aSMauro Carvalho Chehab list_del(&ops->next); 1337b285192aSMauro Carvalho Chehab list_for_each_entry(dev, &saa7134_devlist, devlist) 1338b285192aSMauro Carvalho Chehab mpeg_ops_detach(ops, dev); 1339b285192aSMauro Carvalho Chehab mutex_unlock(&saa7134_devlist_lock); 1340b285192aSMauro Carvalho Chehab } 1341b285192aSMauro Carvalho Chehab 1342b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_ts_register); 1343b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_ts_unregister); 1344b285192aSMauro Carvalho Chehab 1345b285192aSMauro Carvalho Chehab /* ----------------------------------------------------------- */ 1346b285192aSMauro Carvalho Chehab 1347b285192aSMauro Carvalho Chehab static struct pci_driver saa7134_pci_driver = { 1348b285192aSMauro Carvalho Chehab .name = "saa7134", 1349b285192aSMauro Carvalho Chehab .id_table = saa7134_pci_tbl, 1350b285192aSMauro Carvalho Chehab .probe = saa7134_initdev, 13514c62e976SGreg Kroah-Hartman .remove = saa7134_finidev, 1352b285192aSMauro Carvalho Chehab #ifdef CONFIG_PM 1353b285192aSMauro Carvalho Chehab .suspend = saa7134_suspend, 1354b285192aSMauro Carvalho Chehab .resume = saa7134_resume 1355b285192aSMauro Carvalho Chehab #endif 1356b285192aSMauro Carvalho Chehab }; 1357b285192aSMauro Carvalho Chehab 1358b285192aSMauro Carvalho Chehab static int __init saa7134_init(void) 1359b285192aSMauro Carvalho Chehab { 1360b285192aSMauro Carvalho Chehab INIT_LIST_HEAD(&saa7134_devlist); 136183582009SMauro Carvalho Chehab pr_info("saa7130/34: v4l2 driver version %s loaded\n", 1362b285192aSMauro Carvalho Chehab SAA7134_VERSION); 1363b285192aSMauro Carvalho Chehab return pci_register_driver(&saa7134_pci_driver); 1364b285192aSMauro Carvalho Chehab } 1365b285192aSMauro Carvalho Chehab 1366b285192aSMauro Carvalho Chehab static void __exit saa7134_fini(void) 1367b285192aSMauro Carvalho Chehab { 1368b285192aSMauro Carvalho Chehab pci_unregister_driver(&saa7134_pci_driver); 1369b285192aSMauro Carvalho Chehab } 1370b285192aSMauro Carvalho Chehab 1371b285192aSMauro Carvalho Chehab module_init(saa7134_init); 1372b285192aSMauro Carvalho Chehab module_exit(saa7134_fini); 1373b285192aSMauro Carvalho Chehab 1374b285192aSMauro Carvalho Chehab /* ----------------------------------------------------------- */ 1375b285192aSMauro Carvalho Chehab 1376b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_set_gpio); 1377b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_boards); 1378b285192aSMauro Carvalho Chehab 1379b285192aSMauro Carvalho Chehab /* ----------------- for the DMA sound modules --------------- */ 1380b285192aSMauro Carvalho Chehab 1381b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_dmasound_init); 1382b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_dmasound_exit); 1383b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_pgtable_free); 1384b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_pgtable_build); 1385b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_pgtable_alloc); 1386b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_set_dmabits); 1387