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 10545f38cb3SMauro Carvalho Chehab #define core_dbg(fmt, arg...) do { \ 10645f38cb3SMauro Carvalho Chehab if (core_debug) \ 10745f38cb3SMauro Carvalho Chehab printk(KERN_DEBUG pr_fmt("core: " fmt), ## arg); \ 10845f38cb3SMauro Carvalho Chehab } while (0) 109c6c62cceSMauro Carvalho Chehab 11045f38cb3SMauro Carvalho Chehab #define irq_dbg(level, fmt, arg...) do {\ 11145f38cb3SMauro Carvalho Chehab if (irq_debug > level) \ 11245f38cb3SMauro Carvalho Chehab printk(KERN_DEBUG pr_fmt("irq: " fmt), ## arg); \ 11345f38cb3SMauro Carvalho Chehab } while (0) 114b285192aSMauro Carvalho Chehab 1158fc34867SMauro Carvalho Chehab void saa7134_track_gpio(struct saa7134_dev *dev, const char *msg) 116b285192aSMauro Carvalho Chehab { 117b285192aSMauro Carvalho Chehab unsigned long mode,status; 118b285192aSMauro Carvalho Chehab 119b285192aSMauro Carvalho Chehab if (!gpio_tracking) 120b285192aSMauro Carvalho Chehab return; 121b285192aSMauro Carvalho Chehab /* rising SAA7134_GPIO_GPRESCAN reads the status */ 122b285192aSMauro Carvalho Chehab saa_andorb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN,0); 123b285192aSMauro Carvalho Chehab saa_andorb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN,SAA7134_GPIO_GPRESCAN); 124b285192aSMauro Carvalho Chehab mode = saa_readl(SAA7134_GPIO_GPMODE0 >> 2) & 0xfffffff; 125b285192aSMauro Carvalho Chehab status = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & 0xfffffff; 126c6c62cceSMauro Carvalho Chehab core_dbg("%s: gpio: mode=0x%07lx in=0x%07lx out=0x%07lx [%s]\n", 127b285192aSMauro Carvalho Chehab dev->name, mode, (~mode) & status, mode & status, msg); 128b285192aSMauro Carvalho Chehab } 129b285192aSMauro Carvalho Chehab 130b285192aSMauro Carvalho Chehab void saa7134_set_gpio(struct saa7134_dev *dev, int bit_no, int value) 131b285192aSMauro Carvalho Chehab { 132b285192aSMauro Carvalho Chehab u32 index, bitval; 133b285192aSMauro Carvalho Chehab 134b285192aSMauro Carvalho Chehab index = 1 << bit_no; 135b285192aSMauro Carvalho Chehab switch (value) { 136b285192aSMauro Carvalho Chehab case 0: /* static value */ 1376139ebc6SMauro Carvalho Chehab case 1: 1386139ebc6SMauro Carvalho Chehab core_dbg("setting GPIO%d to static %d\n", bit_no, value); 139b285192aSMauro Carvalho Chehab /* turn sync mode off if necessary */ 140b285192aSMauro Carvalho Chehab if (index & 0x00c00000) 141b285192aSMauro Carvalho Chehab saa_andorb(SAA7134_VIDEO_PORT_CTRL6, 0x0f, 0x00); 142b285192aSMauro Carvalho Chehab if (value) 143b285192aSMauro Carvalho Chehab bitval = index; 144b285192aSMauro Carvalho Chehab else 145b285192aSMauro Carvalho Chehab bitval = 0; 146b285192aSMauro Carvalho Chehab saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, index, index); 147b285192aSMauro Carvalho Chehab saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, index, bitval); 148b285192aSMauro Carvalho Chehab break; 149b285192aSMauro Carvalho Chehab case 3: /* tristate */ 150c6c62cceSMauro Carvalho Chehab core_dbg("setting GPIO%d to tristate\n", bit_no); 151b285192aSMauro Carvalho Chehab saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, index, 0); 152b285192aSMauro Carvalho Chehab break; 153b285192aSMauro Carvalho Chehab } 154b285192aSMauro Carvalho Chehab } 155b285192aSMauro Carvalho Chehab 156b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 157b285192aSMauro Carvalho Chehab 158b285192aSMauro Carvalho Chehab 159b285192aSMauro Carvalho Chehab /* ----------------------------------------------------------- */ 160b285192aSMauro Carvalho Chehab /* delayed request_module */ 161b285192aSMauro Carvalho Chehab 162b285192aSMauro Carvalho Chehab #if defined(CONFIG_MODULES) && defined(MODULE) 163b285192aSMauro Carvalho Chehab 164b285192aSMauro Carvalho Chehab static void request_module_async(struct work_struct *work){ 165b285192aSMauro Carvalho Chehab struct saa7134_dev* dev = container_of(work, struct saa7134_dev, request_module_wk); 166b285192aSMauro Carvalho Chehab if (card_is_empress(dev)) 167b285192aSMauro Carvalho Chehab request_module("saa7134-empress"); 168b285192aSMauro Carvalho Chehab if (card_is_dvb(dev)) 169b285192aSMauro Carvalho Chehab request_module("saa7134-dvb"); 170452015deSHans Verkuil if (card_is_go7007(dev)) 171452015deSHans Verkuil request_module("saa7134-go7007"); 172b285192aSMauro Carvalho Chehab if (alsa) { 173b285192aSMauro Carvalho Chehab if (dev->pci->device != PCI_DEVICE_ID_PHILIPS_SAA7130) 174b285192aSMauro Carvalho Chehab request_module("saa7134-alsa"); 175b285192aSMauro Carvalho Chehab } 176b285192aSMauro Carvalho Chehab } 177b285192aSMauro Carvalho Chehab 178b285192aSMauro Carvalho Chehab static void request_submodules(struct saa7134_dev *dev) 179b285192aSMauro Carvalho Chehab { 180b285192aSMauro Carvalho Chehab INIT_WORK(&dev->request_module_wk, request_module_async); 181b285192aSMauro Carvalho Chehab schedule_work(&dev->request_module_wk); 182b285192aSMauro Carvalho Chehab } 183b285192aSMauro Carvalho Chehab 184b285192aSMauro Carvalho Chehab static void flush_request_submodules(struct saa7134_dev *dev) 185b285192aSMauro Carvalho Chehab { 1860b8e74c6SLinus Torvalds flush_work(&dev->request_module_wk); 187b285192aSMauro Carvalho Chehab } 188b285192aSMauro Carvalho Chehab 189b285192aSMauro Carvalho Chehab #else 190b285192aSMauro Carvalho Chehab #define request_submodules(dev) 191b285192aSMauro Carvalho Chehab #define flush_request_submodules(dev) 192b285192aSMauro Carvalho Chehab #endif /* CONFIG_MODULES */ 193b285192aSMauro Carvalho Chehab 194b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 195b285192aSMauro Carvalho Chehab 196b285192aSMauro Carvalho Chehab /* nr of (saa7134-)pages for the given buffer size */ 197b285192aSMauro Carvalho Chehab static int saa7134_buffer_pages(int size) 198b285192aSMauro Carvalho Chehab { 199b285192aSMauro Carvalho Chehab size = PAGE_ALIGN(size); 200b285192aSMauro Carvalho Chehab size += PAGE_SIZE; /* for non-page-aligned buffers */ 201b285192aSMauro Carvalho Chehab size /= 4096; 202b285192aSMauro Carvalho Chehab return size; 203b285192aSMauro Carvalho Chehab } 204b285192aSMauro Carvalho Chehab 205b285192aSMauro Carvalho Chehab /* calc max # of buffers from size (must not exceed the 4MB virtual 206b285192aSMauro Carvalho Chehab * address space per DMA channel) */ 207b285192aSMauro Carvalho Chehab int saa7134_buffer_count(unsigned int size, unsigned int count) 208b285192aSMauro Carvalho Chehab { 209b285192aSMauro Carvalho Chehab unsigned int maxcount; 210b285192aSMauro Carvalho Chehab 211b285192aSMauro Carvalho Chehab maxcount = 1024 / saa7134_buffer_pages(size); 212b285192aSMauro Carvalho Chehab if (count > maxcount) 213b285192aSMauro Carvalho Chehab count = maxcount; 214b285192aSMauro Carvalho Chehab return count; 215b285192aSMauro Carvalho Chehab } 216b285192aSMauro Carvalho Chehab 217b285192aSMauro Carvalho Chehab int saa7134_buffer_startpage(struct saa7134_buf *buf) 218b285192aSMauro Carvalho Chehab { 2192d700715SJunghak Sung return saa7134_buffer_pages(vb2_plane_size(&buf->vb2.vb2_buf, 0)) 2202d700715SJunghak Sung * buf->vb2.vb2_buf.index; 221b285192aSMauro Carvalho Chehab } 222b285192aSMauro Carvalho Chehab 223b285192aSMauro Carvalho Chehab unsigned long saa7134_buffer_base(struct saa7134_buf *buf) 224b285192aSMauro Carvalho Chehab { 225b285192aSMauro Carvalho Chehab unsigned long base; 2262d700715SJunghak Sung struct sg_table *dma = vb2_dma_sg_plane_desc(&buf->vb2.vb2_buf, 0); 227b285192aSMauro Carvalho Chehab 228b285192aSMauro Carvalho Chehab base = saa7134_buffer_startpage(buf) * 4096; 2292ada815fSHans Verkuil base += dma->sgl[0].offset; 230b285192aSMauro Carvalho Chehab return base; 231b285192aSMauro Carvalho Chehab } 232b285192aSMauro Carvalho Chehab 233b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 234b285192aSMauro Carvalho Chehab 235b285192aSMauro Carvalho Chehab int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt) 236b285192aSMauro Carvalho Chehab { 237b285192aSMauro Carvalho Chehab __le32 *cpu; 238b285192aSMauro Carvalho Chehab dma_addr_t dma_addr = 0; 239b285192aSMauro Carvalho Chehab 240b285192aSMauro Carvalho Chehab cpu = pci_alloc_consistent(pci, SAA7134_PGTABLE_SIZE, &dma_addr); 241b285192aSMauro Carvalho Chehab if (NULL == cpu) 242b285192aSMauro Carvalho Chehab return -ENOMEM; 243b285192aSMauro Carvalho Chehab pt->size = SAA7134_PGTABLE_SIZE; 244b285192aSMauro Carvalho Chehab pt->cpu = cpu; 245b285192aSMauro Carvalho Chehab pt->dma = dma_addr; 246b285192aSMauro Carvalho Chehab return 0; 247b285192aSMauro Carvalho Chehab } 248b285192aSMauro Carvalho Chehab 249b285192aSMauro Carvalho Chehab int saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt, 250b285192aSMauro Carvalho Chehab struct scatterlist *list, unsigned int length, 251b285192aSMauro Carvalho Chehab unsigned int startpage) 252b285192aSMauro Carvalho Chehab { 253b285192aSMauro Carvalho Chehab __le32 *ptr; 254b285192aSMauro Carvalho Chehab unsigned int i, p; 255b285192aSMauro Carvalho Chehab 256b285192aSMauro Carvalho Chehab BUG_ON(NULL == pt || NULL == pt->cpu); 257b285192aSMauro Carvalho Chehab 258b285192aSMauro Carvalho Chehab ptr = pt->cpu + startpage; 2592ada815fSHans Verkuil for (i = 0; i < length; i++, list = sg_next(list)) { 260b285192aSMauro Carvalho Chehab for (p = 0; p * 4096 < list->length; p++, ptr++) 2612ada815fSHans Verkuil *ptr = cpu_to_le32(sg_dma_address(list) + 2622ada815fSHans Verkuil list->offset + p * 4096); 2632ada815fSHans Verkuil } 264b285192aSMauro Carvalho Chehab return 0; 265b285192aSMauro Carvalho Chehab } 266b285192aSMauro Carvalho Chehab 267b285192aSMauro Carvalho Chehab void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt) 268b285192aSMauro Carvalho Chehab { 269b285192aSMauro Carvalho Chehab if (NULL == pt->cpu) 270b285192aSMauro Carvalho Chehab return; 271b285192aSMauro Carvalho Chehab pci_free_consistent(pci, pt->size, pt->cpu, pt->dma); 272b285192aSMauro Carvalho Chehab pt->cpu = NULL; 273b285192aSMauro Carvalho Chehab } 274b285192aSMauro Carvalho Chehab 275b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 276b285192aSMauro Carvalho Chehab 277b285192aSMauro Carvalho Chehab int saa7134_buffer_queue(struct saa7134_dev *dev, 278b285192aSMauro Carvalho Chehab struct saa7134_dmaqueue *q, 279b285192aSMauro Carvalho Chehab struct saa7134_buf *buf) 280b285192aSMauro Carvalho Chehab { 281b285192aSMauro Carvalho Chehab struct saa7134_buf *next = NULL; 2822ada815fSHans Verkuil unsigned long flags; 283b285192aSMauro Carvalho Chehab 2842ada815fSHans Verkuil spin_lock_irqsave(&dev->slock, flags); 285c6c62cceSMauro Carvalho Chehab core_dbg("buffer_queue %p\n", buf); 286b285192aSMauro Carvalho Chehab if (NULL == q->curr) { 287b285192aSMauro Carvalho Chehab if (!q->need_two) { 288b285192aSMauro Carvalho Chehab q->curr = buf; 289b285192aSMauro Carvalho Chehab buf->activate(dev, buf, NULL); 290b285192aSMauro Carvalho Chehab } else if (list_empty(&q->queue)) { 2912ada815fSHans Verkuil list_add_tail(&buf->entry, &q->queue); 292b285192aSMauro Carvalho Chehab } else { 293b285192aSMauro Carvalho Chehab next = list_entry(q->queue.next, struct saa7134_buf, 2942ada815fSHans Verkuil entry); 295b285192aSMauro Carvalho Chehab q->curr = buf; 296b285192aSMauro Carvalho Chehab buf->activate(dev, buf, next); 297b285192aSMauro Carvalho Chehab } 298b285192aSMauro Carvalho Chehab } else { 2992ada815fSHans Verkuil list_add_tail(&buf->entry, &q->queue); 300b285192aSMauro Carvalho Chehab } 3012ada815fSHans Verkuil spin_unlock_irqrestore(&dev->slock, flags); 302b285192aSMauro Carvalho Chehab return 0; 303b285192aSMauro Carvalho Chehab } 304b285192aSMauro Carvalho Chehab 305b285192aSMauro Carvalho Chehab void saa7134_buffer_finish(struct saa7134_dev *dev, 306b285192aSMauro Carvalho Chehab struct saa7134_dmaqueue *q, 307b285192aSMauro Carvalho Chehab unsigned int state) 308b285192aSMauro Carvalho Chehab { 309c6c62cceSMauro Carvalho Chehab core_dbg("buffer_finish %p\n", q->curr); 310b285192aSMauro Carvalho Chehab 311b285192aSMauro Carvalho Chehab /* finish current buffer */ 312d6dd645eSJunghak Sung q->curr->vb2.vb2_buf.timestamp = ktime_get_ns(); 3132d700715SJunghak Sung q->curr->vb2.sequence = q->seq_nr++; 3142d700715SJunghak Sung vb2_buffer_done(&q->curr->vb2.vb2_buf, state); 315b285192aSMauro Carvalho Chehab q->curr = NULL; 316b285192aSMauro Carvalho Chehab } 317b285192aSMauro Carvalho Chehab 318b285192aSMauro Carvalho Chehab void saa7134_buffer_next(struct saa7134_dev *dev, 319b285192aSMauro Carvalho Chehab struct saa7134_dmaqueue *q) 320b285192aSMauro Carvalho Chehab { 321b285192aSMauro Carvalho Chehab struct saa7134_buf *buf,*next = NULL; 322b285192aSMauro Carvalho Chehab 323b285192aSMauro Carvalho Chehab assert_spin_locked(&dev->slock); 324b285192aSMauro Carvalho Chehab BUG_ON(NULL != q->curr); 325b285192aSMauro Carvalho Chehab 326b285192aSMauro Carvalho Chehab if (!list_empty(&q->queue)) { 327b285192aSMauro Carvalho Chehab /* activate next one from queue */ 3282ada815fSHans Verkuil buf = list_entry(q->queue.next, struct saa7134_buf, entry); 329c6c62cceSMauro Carvalho Chehab core_dbg("buffer_next %p [prev=%p/next=%p]\n", 330b285192aSMauro Carvalho Chehab buf, q->queue.prev, q->queue.next); 3312ada815fSHans Verkuil list_del(&buf->entry); 332b285192aSMauro Carvalho Chehab if (!list_empty(&q->queue)) 3332ada815fSHans Verkuil next = list_entry(q->queue.next, struct saa7134_buf, entry); 334b285192aSMauro Carvalho Chehab q->curr = buf; 335b285192aSMauro Carvalho Chehab buf->activate(dev, buf, next); 336c6c62cceSMauro Carvalho Chehab core_dbg("buffer_next #2 prev=%p/next=%p\n", 337b285192aSMauro Carvalho Chehab q->queue.prev, q->queue.next); 338b285192aSMauro Carvalho Chehab } else { 339b285192aSMauro Carvalho Chehab /* nothing to do -- just stop DMA */ 340c6c62cceSMauro Carvalho Chehab core_dbg("buffer_next %p\n", NULL); 341b285192aSMauro Carvalho Chehab saa7134_set_dmabits(dev); 342b285192aSMauro Carvalho Chehab del_timer(&q->timeout); 343b285192aSMauro Carvalho Chehab } 344b285192aSMauro Carvalho Chehab } 345b285192aSMauro Carvalho Chehab 346b285192aSMauro Carvalho Chehab void saa7134_buffer_timeout(unsigned long data) 347b285192aSMauro Carvalho Chehab { 348b285192aSMauro Carvalho Chehab struct saa7134_dmaqueue *q = (struct saa7134_dmaqueue *)data; 349b285192aSMauro Carvalho Chehab struct saa7134_dev *dev = q->dev; 350b285192aSMauro Carvalho Chehab unsigned long flags; 351b285192aSMauro Carvalho Chehab 352b285192aSMauro Carvalho Chehab spin_lock_irqsave(&dev->slock, flags); 353b285192aSMauro Carvalho Chehab 354b285192aSMauro Carvalho Chehab /* try to reset the hardware (SWRST) */ 355b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_REGION_ENABLE, 0x00); 356b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_REGION_ENABLE, 0x80); 357b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_REGION_ENABLE, 0x00); 358b285192aSMauro Carvalho Chehab 359b285192aSMauro Carvalho Chehab /* flag current buffer as failed, 360b285192aSMauro Carvalho Chehab try to start over with the next one. */ 361b285192aSMauro Carvalho Chehab if (q->curr) { 362c6c62cceSMauro Carvalho Chehab core_dbg("timeout on %p\n", q->curr); 3632ada815fSHans Verkuil saa7134_buffer_finish(dev, q, VB2_BUF_STATE_ERROR); 364b285192aSMauro Carvalho Chehab } 365b285192aSMauro Carvalho Chehab saa7134_buffer_next(dev, q); 366b285192aSMauro Carvalho Chehab spin_unlock_irqrestore(&dev->slock, flags); 367b285192aSMauro Carvalho Chehab } 368b285192aSMauro Carvalho Chehab 3692ada815fSHans Verkuil void saa7134_stop_streaming(struct saa7134_dev *dev, struct saa7134_dmaqueue *q) 3702ada815fSHans Verkuil { 3712ada815fSHans Verkuil unsigned long flags; 3722ada815fSHans Verkuil struct list_head *pos, *n; 3732ada815fSHans Verkuil struct saa7134_buf *tmp; 3742ada815fSHans Verkuil 3752ada815fSHans Verkuil spin_lock_irqsave(&dev->slock, flags); 3762ada815fSHans Verkuil if (!list_empty(&q->queue)) { 3772ada815fSHans Verkuil list_for_each_safe(pos, n, &q->queue) { 3782ada815fSHans Verkuil tmp = list_entry(pos, struct saa7134_buf, entry); 3792d700715SJunghak Sung vb2_buffer_done(&tmp->vb2.vb2_buf, 3802d700715SJunghak Sung VB2_BUF_STATE_ERROR); 3812ada815fSHans Verkuil list_del(pos); 3822ada815fSHans Verkuil tmp = NULL; 3832ada815fSHans Verkuil } 3842ada815fSHans Verkuil } 3852ada815fSHans Verkuil spin_unlock_irqrestore(&dev->slock, flags); 3862ada815fSHans Verkuil saa7134_buffer_timeout((unsigned long)q); /* also calls del_timer(&q->timeout) */ 3872ada815fSHans Verkuil } 3882ada815fSHans Verkuil EXPORT_SYMBOL_GPL(saa7134_stop_streaming); 3892ada815fSHans Verkuil 390b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 391b285192aSMauro Carvalho Chehab 392b285192aSMauro Carvalho Chehab int saa7134_set_dmabits(struct saa7134_dev *dev) 393b285192aSMauro Carvalho Chehab { 394b285192aSMauro Carvalho Chehab u32 split, task=0, ctrl=0, irq=0; 395b285192aSMauro Carvalho Chehab enum v4l2_field cap = V4L2_FIELD_ANY; 396b285192aSMauro Carvalho Chehab enum v4l2_field ov = V4L2_FIELD_ANY; 397b285192aSMauro Carvalho Chehab 398b285192aSMauro Carvalho Chehab assert_spin_locked(&dev->slock); 399b285192aSMauro Carvalho Chehab 400b285192aSMauro Carvalho Chehab if (dev->insuspend) 401b285192aSMauro Carvalho Chehab return 0; 402b285192aSMauro Carvalho Chehab 403b285192aSMauro Carvalho Chehab /* video capture -- dma 0 + video task A */ 404b285192aSMauro Carvalho Chehab if (dev->video_q.curr) { 405b285192aSMauro Carvalho Chehab task |= 0x01; 406b285192aSMauro Carvalho Chehab ctrl |= SAA7134_MAIN_CTRL_TE0; 407b285192aSMauro Carvalho Chehab irq |= SAA7134_IRQ1_INTE_RA0_1 | 408b285192aSMauro Carvalho Chehab SAA7134_IRQ1_INTE_RA0_0; 4092ada815fSHans Verkuil cap = dev->field; 410b285192aSMauro Carvalho Chehab } 411b285192aSMauro Carvalho Chehab 412b285192aSMauro Carvalho Chehab /* video capture -- dma 1+2 (planar modes) */ 4139e534f84SHans Verkuil if (dev->video_q.curr && dev->fmt->planar) { 414b285192aSMauro Carvalho Chehab ctrl |= SAA7134_MAIN_CTRL_TE4 | 415b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE5; 416b285192aSMauro Carvalho Chehab } 417b285192aSMauro Carvalho Chehab 418b285192aSMauro Carvalho Chehab /* screen overlay -- dma 0 + video task B */ 419b285192aSMauro Carvalho Chehab if (dev->ovenable) { 420b285192aSMauro Carvalho Chehab task |= 0x10; 421b285192aSMauro Carvalho Chehab ctrl |= SAA7134_MAIN_CTRL_TE1; 422b285192aSMauro Carvalho Chehab ov = dev->ovfield; 423b285192aSMauro Carvalho Chehab } 424b285192aSMauro Carvalho Chehab 425b285192aSMauro Carvalho Chehab /* vbi capture -- dma 0 + vbi task A+B */ 426b285192aSMauro Carvalho Chehab if (dev->vbi_q.curr) { 427b285192aSMauro Carvalho Chehab task |= 0x22; 428b285192aSMauro Carvalho Chehab ctrl |= SAA7134_MAIN_CTRL_TE2 | 429b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE3; 430b285192aSMauro Carvalho Chehab irq |= SAA7134_IRQ1_INTE_RA0_7 | 431b285192aSMauro Carvalho Chehab SAA7134_IRQ1_INTE_RA0_6 | 432b285192aSMauro Carvalho Chehab SAA7134_IRQ1_INTE_RA0_5 | 433b285192aSMauro Carvalho Chehab SAA7134_IRQ1_INTE_RA0_4; 434b285192aSMauro Carvalho Chehab } 435b285192aSMauro Carvalho Chehab 436b285192aSMauro Carvalho Chehab /* audio capture -- dma 3 */ 437b285192aSMauro Carvalho Chehab if (dev->dmasound.dma_running) { 438b285192aSMauro Carvalho Chehab ctrl |= SAA7134_MAIN_CTRL_TE6; 439b285192aSMauro Carvalho Chehab irq |= SAA7134_IRQ1_INTE_RA3_1 | 440b285192aSMauro Carvalho Chehab SAA7134_IRQ1_INTE_RA3_0; 441b285192aSMauro Carvalho Chehab } 442b285192aSMauro Carvalho Chehab 443b285192aSMauro Carvalho Chehab /* TS capture -- dma 5 */ 444b285192aSMauro Carvalho Chehab if (dev->ts_q.curr) { 445b285192aSMauro Carvalho Chehab ctrl |= SAA7134_MAIN_CTRL_TE5; 446b285192aSMauro Carvalho Chehab irq |= SAA7134_IRQ1_INTE_RA2_1 | 447b285192aSMauro Carvalho Chehab SAA7134_IRQ1_INTE_RA2_0; 448b285192aSMauro Carvalho Chehab } 449b285192aSMauro Carvalho Chehab 450b285192aSMauro Carvalho Chehab /* set task conditions + field handling */ 451b285192aSMauro Carvalho Chehab if (V4L2_FIELD_HAS_BOTH(cap) || V4L2_FIELD_HAS_BOTH(ov) || cap == ov) { 452b285192aSMauro Carvalho Chehab /* default config -- use full frames */ 453b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0d); 454b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0d); 455b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_FIELD_HANDLING(TASK_A), 0x02); 456b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_FIELD_HANDLING(TASK_B), 0x02); 457b285192aSMauro Carvalho Chehab split = 0; 458b285192aSMauro Carvalho Chehab } else { 459b285192aSMauro Carvalho Chehab /* split fields between tasks */ 460b285192aSMauro Carvalho Chehab if (V4L2_FIELD_TOP == cap) { 461b285192aSMauro Carvalho Chehab /* odd A, even B, repeat */ 462b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0d); 463b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0e); 464b285192aSMauro Carvalho Chehab } else { 465b285192aSMauro Carvalho Chehab /* odd B, even A, repeat */ 466b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_TASK_CONDITIONS(TASK_A), 0x0e); 467b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_TASK_CONDITIONS(TASK_B), 0x0d); 468b285192aSMauro Carvalho Chehab } 469b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_FIELD_HANDLING(TASK_A), 0x01); 470b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_FIELD_HANDLING(TASK_B), 0x01); 471b285192aSMauro Carvalho Chehab split = 1; 472b285192aSMauro Carvalho Chehab } 473b285192aSMauro Carvalho Chehab 474b285192aSMauro Carvalho Chehab /* irqs */ 475b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_REGION_ENABLE, task); 476b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ1, irq); 477b285192aSMauro Carvalho Chehab saa_andorl(SAA7134_MAIN_CTRL, 478b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE0 | 479b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE1 | 480b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE2 | 481b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE3 | 482b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE4 | 483b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE5 | 484b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_TE6, 485b285192aSMauro Carvalho Chehab ctrl); 486c6c62cceSMauro Carvalho Chehab core_dbg("dmabits: task=0x%02x ctrl=0x%02x irq=0x%x split=%s\n", 487b285192aSMauro Carvalho Chehab task, ctrl, irq, split ? "no" : "yes"); 488b285192aSMauro Carvalho Chehab 489b285192aSMauro Carvalho Chehab return 0; 490b285192aSMauro Carvalho Chehab } 491b285192aSMauro Carvalho Chehab 492b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 493b285192aSMauro Carvalho Chehab /* IRQ handler + helpers */ 494b285192aSMauro Carvalho Chehab 495b285192aSMauro Carvalho Chehab static char *irqbits[] = { 496b285192aSMauro Carvalho Chehab "DONE_RA0", "DONE_RA1", "DONE_RA2", "DONE_RA3", 497b285192aSMauro Carvalho Chehab "AR", "PE", "PWR_ON", "RDCAP", "INTL", "FIDT", "MMC", 498b285192aSMauro Carvalho Chehab "TRIG_ERR", "CONF_ERR", "LOAD_ERR", 499b285192aSMauro Carvalho Chehab "GPIO16", "GPIO18", "GPIO22", "GPIO23" 500b285192aSMauro Carvalho Chehab }; 501b285192aSMauro Carvalho Chehab #define IRQBITS ARRAY_SIZE(irqbits) 502b285192aSMauro Carvalho Chehab 503b285192aSMauro Carvalho Chehab static void print_irqstatus(struct saa7134_dev *dev, int loop, 504b285192aSMauro Carvalho Chehab unsigned long report, unsigned long status) 505b285192aSMauro Carvalho Chehab { 506b285192aSMauro Carvalho Chehab unsigned int i; 507b285192aSMauro Carvalho Chehab 508c6c62cceSMauro Carvalho Chehab irq_dbg(1, "[%d,%ld]: r=0x%lx s=0x%02lx", 509c6c62cceSMauro Carvalho Chehab loop, jiffies, report, status); 510b285192aSMauro Carvalho Chehab for (i = 0; i < IRQBITS; i++) { 511b285192aSMauro Carvalho Chehab if (!(report & (1 << i))) 512b285192aSMauro Carvalho Chehab continue; 513c6c62cceSMauro Carvalho Chehab pr_cont(" %s", irqbits[i]); 514b285192aSMauro Carvalho Chehab } 515b285192aSMauro Carvalho Chehab if (report & SAA7134_IRQ_REPORT_DONE_RA0) { 516c6c62cceSMauro Carvalho Chehab pr_cont(" | RA0=%s,%s,%s,%ld", 517b285192aSMauro Carvalho Chehab (status & 0x40) ? "vbi" : "video", 518b285192aSMauro Carvalho Chehab (status & 0x20) ? "b" : "a", 519b285192aSMauro Carvalho Chehab (status & 0x10) ? "odd" : "even", 520b285192aSMauro Carvalho Chehab (status & 0x0f)); 521b285192aSMauro Carvalho Chehab } 522c6c62cceSMauro Carvalho Chehab pr_cont("\n"); 523b285192aSMauro Carvalho Chehab } 524b285192aSMauro Carvalho Chehab 525b285192aSMauro Carvalho Chehab static irqreturn_t saa7134_irq(int irq, void *dev_id) 526b285192aSMauro Carvalho Chehab { 527b285192aSMauro Carvalho Chehab struct saa7134_dev *dev = (struct saa7134_dev*) dev_id; 528b285192aSMauro Carvalho Chehab unsigned long report,status; 529b285192aSMauro Carvalho Chehab int loop, handled = 0; 530b285192aSMauro Carvalho Chehab 531b285192aSMauro Carvalho Chehab if (dev->insuspend) 532b285192aSMauro Carvalho Chehab goto out; 533b285192aSMauro Carvalho Chehab 534b285192aSMauro Carvalho Chehab for (loop = 0; loop < 10; loop++) { 535b285192aSMauro Carvalho Chehab report = saa_readl(SAA7134_IRQ_REPORT); 536b285192aSMauro Carvalho Chehab status = saa_readl(SAA7134_IRQ_STATUS); 537b285192aSMauro Carvalho Chehab 538b285192aSMauro Carvalho Chehab /* If dmasound support is active and we get a sound report, 539b285192aSMauro Carvalho Chehab * mask out the report and let the saa7134-alsa module deal 540b285192aSMauro Carvalho Chehab * with it */ 541b285192aSMauro Carvalho Chehab if ((report & SAA7134_IRQ_REPORT_DONE_RA3) && 542b285192aSMauro Carvalho Chehab (dev->dmasound.priv_data != NULL) ) 543b285192aSMauro Carvalho Chehab { 544c6c62cceSMauro Carvalho Chehab irq_dbg(2, "preserving DMA sound interrupt\n"); 545b285192aSMauro Carvalho Chehab report &= ~SAA7134_IRQ_REPORT_DONE_RA3; 546b285192aSMauro Carvalho Chehab } 547b285192aSMauro Carvalho Chehab 548b285192aSMauro Carvalho Chehab if (0 == report) { 549c6c62cceSMauro Carvalho Chehab irq_dbg(2, "no (more) work\n"); 550b285192aSMauro Carvalho Chehab goto out; 551b285192aSMauro Carvalho Chehab } 552b285192aSMauro Carvalho Chehab 553b285192aSMauro Carvalho Chehab handled = 1; 554b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ_REPORT,report); 555b285192aSMauro Carvalho Chehab if (irq_debug) 556b285192aSMauro Carvalho Chehab print_irqstatus(dev,loop,report,status); 557b285192aSMauro Carvalho Chehab 558b285192aSMauro Carvalho Chehab 559b285192aSMauro Carvalho Chehab if ((report & SAA7134_IRQ_REPORT_RDCAP) || 560b285192aSMauro Carvalho Chehab (report & SAA7134_IRQ_REPORT_INTL)) 561b285192aSMauro Carvalho Chehab saa7134_irq_video_signalchange(dev); 562b285192aSMauro Carvalho Chehab 563b285192aSMauro Carvalho Chehab 564b285192aSMauro Carvalho Chehab if ((report & SAA7134_IRQ_REPORT_DONE_RA0) && 565b285192aSMauro Carvalho Chehab (status & 0x60) == 0) 566b285192aSMauro Carvalho Chehab saa7134_irq_video_done(dev,status); 567b285192aSMauro Carvalho Chehab 568b285192aSMauro Carvalho Chehab if ((report & SAA7134_IRQ_REPORT_DONE_RA0) && 569b285192aSMauro Carvalho Chehab (status & 0x40) == 0x40) 570b285192aSMauro Carvalho Chehab saa7134_irq_vbi_done(dev,status); 571b285192aSMauro Carvalho Chehab 572b285192aSMauro Carvalho Chehab if ((report & SAA7134_IRQ_REPORT_DONE_RA2) && 573452015deSHans Verkuil card_has_mpeg(dev)) { 574452015deSHans Verkuil if (dev->mops->irq_ts_done != NULL) 575452015deSHans Verkuil dev->mops->irq_ts_done(dev, status); 576452015deSHans Verkuil else 577b285192aSMauro Carvalho Chehab saa7134_irq_ts_done(dev, status); 578452015deSHans Verkuil } 579b285192aSMauro Carvalho Chehab 580b285192aSMauro Carvalho Chehab if (report & SAA7134_IRQ_REPORT_GPIO16) { 581b285192aSMauro Carvalho Chehab switch (dev->has_remote) { 582b285192aSMauro Carvalho Chehab case SAA7134_REMOTE_GPIO: 583b285192aSMauro Carvalho Chehab if (!dev->remote) 584b285192aSMauro Carvalho Chehab break; 585b285192aSMauro Carvalho Chehab if (dev->remote->mask_keydown & 0x10000) { 586b285192aSMauro Carvalho Chehab saa7134_input_irq(dev); 587b285192aSMauro Carvalho Chehab } 588b285192aSMauro Carvalho Chehab break; 589b285192aSMauro Carvalho Chehab 590b285192aSMauro Carvalho Chehab case SAA7134_REMOTE_I2C: 591b285192aSMauro Carvalho Chehab break; /* FIXME: invoke I2C get_key() */ 592b285192aSMauro Carvalho Chehab 593b285192aSMauro Carvalho Chehab default: /* GPIO16 not used by IR remote */ 594b285192aSMauro Carvalho Chehab break; 595b285192aSMauro Carvalho Chehab } 596b285192aSMauro Carvalho Chehab } 597b285192aSMauro Carvalho Chehab 598b285192aSMauro Carvalho Chehab if (report & SAA7134_IRQ_REPORT_GPIO18) { 599b285192aSMauro Carvalho Chehab switch (dev->has_remote) { 600b285192aSMauro Carvalho Chehab case SAA7134_REMOTE_GPIO: 601b285192aSMauro Carvalho Chehab if (!dev->remote) 602b285192aSMauro Carvalho Chehab break; 603b285192aSMauro Carvalho Chehab if ((dev->remote->mask_keydown & 0x40000) || 604b285192aSMauro Carvalho Chehab (dev->remote->mask_keyup & 0x40000)) { 605b285192aSMauro Carvalho Chehab saa7134_input_irq(dev); 606b285192aSMauro Carvalho Chehab } 607b285192aSMauro Carvalho Chehab break; 608b285192aSMauro Carvalho Chehab 609b285192aSMauro Carvalho Chehab case SAA7134_REMOTE_I2C: 610b285192aSMauro Carvalho Chehab break; /* FIXME: invoke I2C get_key() */ 611b285192aSMauro Carvalho Chehab 612b285192aSMauro Carvalho Chehab default: /* GPIO18 not used by IR remote */ 613b285192aSMauro Carvalho Chehab break; 614b285192aSMauro Carvalho Chehab } 615b285192aSMauro Carvalho Chehab } 616b285192aSMauro Carvalho Chehab } 617b285192aSMauro Carvalho Chehab 618b285192aSMauro Carvalho Chehab if (10 == loop) { 619b285192aSMauro Carvalho Chehab print_irqstatus(dev,loop,report,status); 620b285192aSMauro Carvalho Chehab if (report & SAA7134_IRQ_REPORT_PE) { 621b285192aSMauro Carvalho Chehab /* disable all parity error */ 62283582009SMauro Carvalho Chehab pr_warn("%s/irq: looping -- " 623b285192aSMauro Carvalho Chehab "clearing PE (parity error!) enable bit\n",dev->name); 624b285192aSMauro Carvalho Chehab saa_clearl(SAA7134_IRQ2,SAA7134_IRQ2_INTE_PE); 625b285192aSMauro Carvalho Chehab } else if (report & SAA7134_IRQ_REPORT_GPIO16) { 626b285192aSMauro Carvalho Chehab /* disable gpio16 IRQ */ 62783582009SMauro Carvalho Chehab pr_warn("%s/irq: looping -- " 628b285192aSMauro Carvalho Chehab "clearing GPIO16 enable bit\n",dev->name); 629b285192aSMauro Carvalho Chehab saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO16_P); 630b285192aSMauro Carvalho Chehab saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO16_N); 631b285192aSMauro Carvalho Chehab } else if (report & SAA7134_IRQ_REPORT_GPIO18) { 632b285192aSMauro Carvalho Chehab /* disable gpio18 IRQs */ 63383582009SMauro Carvalho Chehab pr_warn("%s/irq: looping -- " 634b285192aSMauro Carvalho Chehab "clearing GPIO18 enable bit\n",dev->name); 635b285192aSMauro Carvalho Chehab saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18_P); 636b285192aSMauro Carvalho Chehab saa_clearl(SAA7134_IRQ2, SAA7134_IRQ2_INTE_GPIO18_N); 637b285192aSMauro Carvalho Chehab } else { 638b285192aSMauro Carvalho Chehab /* disable all irqs */ 63983582009SMauro Carvalho Chehab pr_warn("%s/irq: looping -- " 640b285192aSMauro Carvalho Chehab "clearing all enable bits\n",dev->name); 641b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ1,0); 642b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ2,0); 643b285192aSMauro Carvalho Chehab } 644b285192aSMauro Carvalho Chehab } 645b285192aSMauro Carvalho Chehab 646b285192aSMauro Carvalho Chehab out: 647b285192aSMauro Carvalho Chehab return IRQ_RETVAL(handled); 648b285192aSMauro Carvalho Chehab } 649b285192aSMauro Carvalho Chehab 650b285192aSMauro Carvalho Chehab /* ------------------------------------------------------------------ */ 651b285192aSMauro Carvalho Chehab 652b285192aSMauro Carvalho Chehab /* early init (no i2c, no irq) */ 653b285192aSMauro Carvalho Chehab 654b285192aSMauro Carvalho Chehab static int saa7134_hw_enable1(struct saa7134_dev *dev) 655b285192aSMauro Carvalho Chehab { 656b285192aSMauro Carvalho Chehab /* RAM FIFO config */ 657b285192aSMauro Carvalho Chehab saa_writel(SAA7134_FIFO_SIZE, 0x08070503); 658b285192aSMauro Carvalho Chehab saa_writel(SAA7134_THRESHOULD, 0x02020202); 659b285192aSMauro Carvalho Chehab 660b285192aSMauro Carvalho Chehab /* enable audio + video processing */ 661b285192aSMauro Carvalho Chehab saa_writel(SAA7134_MAIN_CTRL, 662b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_VPLLE | 663b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_APLLE | 664b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_EXOSC | 665b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_EVFE1 | 666b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_EVFE2 | 667b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_ESFE | 668b285192aSMauro Carvalho Chehab SAA7134_MAIN_CTRL_EBDAC); 669b285192aSMauro Carvalho Chehab 670b285192aSMauro Carvalho Chehab /* 671b285192aSMauro Carvalho Chehab * Initialize OSS _after_ enabling audio clock PLL and audio processing. 672b285192aSMauro Carvalho Chehab * OSS initialization writes to registers via the audio DSP; these 673b285192aSMauro Carvalho Chehab * writes will fail unless the audio clock has been started. At worst, 674b285192aSMauro Carvalho Chehab * audio will not work. 675b285192aSMauro Carvalho Chehab */ 676b285192aSMauro Carvalho Chehab 677b285192aSMauro Carvalho Chehab /* enable peripheral devices */ 678b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_SPECIAL_MODE, 0x01); 679b285192aSMauro Carvalho Chehab 680b285192aSMauro Carvalho Chehab /* set vertical line numbering start (vbi needs this) */ 681b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_SOURCE_TIMING2, 0x20); 682b285192aSMauro Carvalho Chehab 683b285192aSMauro Carvalho Chehab return 0; 684b285192aSMauro Carvalho Chehab } 685b285192aSMauro Carvalho Chehab 686b285192aSMauro Carvalho Chehab static int saa7134_hwinit1(struct saa7134_dev *dev) 687b285192aSMauro Carvalho Chehab { 688c6c62cceSMauro Carvalho Chehab core_dbg("hwinit1\n"); 689b285192aSMauro Carvalho Chehab 690b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ1, 0); 691b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ2, 0); 692b285192aSMauro Carvalho Chehab 693b285192aSMauro Carvalho Chehab /* Clear any stale IRQ reports */ 694b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT)); 695b285192aSMauro Carvalho Chehab 696b285192aSMauro Carvalho Chehab mutex_init(&dev->lock); 697b285192aSMauro Carvalho Chehab spin_lock_init(&dev->slock); 698b285192aSMauro Carvalho Chehab 699b285192aSMauro Carvalho Chehab saa7134_track_gpio(dev,"pre-init"); 700b285192aSMauro Carvalho Chehab saa7134_video_init1(dev); 701b285192aSMauro Carvalho Chehab saa7134_vbi_init1(dev); 702b285192aSMauro Carvalho Chehab if (card_has_mpeg(dev)) 703b285192aSMauro Carvalho Chehab saa7134_ts_init1(dev); 704b285192aSMauro Carvalho Chehab saa7134_input_init1(dev); 705b285192aSMauro Carvalho Chehab 706b285192aSMauro Carvalho Chehab saa7134_hw_enable1(dev); 707b285192aSMauro Carvalho Chehab 708b285192aSMauro Carvalho Chehab return 0; 709b285192aSMauro Carvalho Chehab } 710b285192aSMauro Carvalho Chehab 711b285192aSMauro Carvalho Chehab /* late init (with i2c + irq) */ 712b285192aSMauro Carvalho Chehab static int saa7134_hw_enable2(struct saa7134_dev *dev) 713b285192aSMauro Carvalho Chehab { 714b285192aSMauro Carvalho Chehab 715b285192aSMauro Carvalho Chehab unsigned int irq2_mask; 716b285192aSMauro Carvalho Chehab 717b285192aSMauro Carvalho Chehab /* enable IRQ's */ 718b285192aSMauro Carvalho Chehab irq2_mask = 719b285192aSMauro Carvalho Chehab SAA7134_IRQ2_INTE_DEC3 | 720b285192aSMauro Carvalho Chehab SAA7134_IRQ2_INTE_DEC2 | 721b285192aSMauro Carvalho Chehab SAA7134_IRQ2_INTE_DEC1 | 722b285192aSMauro Carvalho Chehab SAA7134_IRQ2_INTE_DEC0 | 723b285192aSMauro Carvalho Chehab SAA7134_IRQ2_INTE_PE | 724b285192aSMauro Carvalho Chehab SAA7134_IRQ2_INTE_AR; 725b285192aSMauro Carvalho Chehab 726b285192aSMauro Carvalho Chehab if (dev->has_remote == SAA7134_REMOTE_GPIO && dev->remote) { 727b285192aSMauro Carvalho Chehab if (dev->remote->mask_keydown & 0x10000) 728b285192aSMauro Carvalho Chehab irq2_mask |= SAA7134_IRQ2_INTE_GPIO16_N; 729b285192aSMauro Carvalho Chehab else { /* Allow enabling both IRQ edge triggers */ 730b285192aSMauro Carvalho Chehab if (dev->remote->mask_keydown & 0x40000) 731b285192aSMauro Carvalho Chehab irq2_mask |= SAA7134_IRQ2_INTE_GPIO18_P; 732b285192aSMauro Carvalho Chehab if (dev->remote->mask_keyup & 0x40000) 733b285192aSMauro Carvalho Chehab irq2_mask |= SAA7134_IRQ2_INTE_GPIO18_N; 734b285192aSMauro Carvalho Chehab } 735b285192aSMauro Carvalho Chehab } 736b285192aSMauro Carvalho Chehab 737b285192aSMauro Carvalho Chehab if (dev->has_remote == SAA7134_REMOTE_I2C) { 738b285192aSMauro Carvalho Chehab request_module("ir-kbd-i2c"); 739b285192aSMauro Carvalho Chehab } 740b285192aSMauro Carvalho Chehab 741b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ1, 0); 742b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ2, irq2_mask); 743b285192aSMauro Carvalho Chehab 744b285192aSMauro Carvalho Chehab return 0; 745b285192aSMauro Carvalho Chehab } 746b285192aSMauro Carvalho Chehab 747b285192aSMauro Carvalho Chehab static int saa7134_hwinit2(struct saa7134_dev *dev) 748b285192aSMauro Carvalho Chehab { 749b285192aSMauro Carvalho Chehab 750c6c62cceSMauro Carvalho Chehab core_dbg("hwinit2\n"); 751b285192aSMauro Carvalho Chehab 752b285192aSMauro Carvalho Chehab saa7134_video_init2(dev); 753b285192aSMauro Carvalho Chehab saa7134_tvaudio_init2(dev); 754b285192aSMauro Carvalho Chehab 755b285192aSMauro Carvalho Chehab saa7134_hw_enable2(dev); 756b285192aSMauro Carvalho Chehab 757b285192aSMauro Carvalho Chehab return 0; 758b285192aSMauro Carvalho Chehab } 759b285192aSMauro Carvalho Chehab 760b285192aSMauro Carvalho Chehab 761b285192aSMauro Carvalho Chehab /* shutdown */ 762b285192aSMauro Carvalho Chehab static int saa7134_hwfini(struct saa7134_dev *dev) 763b285192aSMauro Carvalho Chehab { 764c6c62cceSMauro Carvalho Chehab core_dbg("hwfini\n"); 765b285192aSMauro Carvalho Chehab 766b285192aSMauro Carvalho Chehab if (card_has_mpeg(dev)) 767b285192aSMauro Carvalho Chehab saa7134_ts_fini(dev); 768b285192aSMauro Carvalho Chehab saa7134_input_fini(dev); 769b285192aSMauro Carvalho Chehab saa7134_vbi_fini(dev); 770b285192aSMauro Carvalho Chehab saa7134_tvaudio_fini(dev); 7719db0fb18SHans Verkuil saa7134_video_fini(dev); 772b285192aSMauro Carvalho Chehab return 0; 773b285192aSMauro Carvalho Chehab } 774b285192aSMauro Carvalho Chehab 7754c62e976SGreg Kroah-Hartman static void must_configure_manually(int has_eeprom) 776b285192aSMauro Carvalho Chehab { 777b285192aSMauro Carvalho Chehab unsigned int i,p; 778b285192aSMauro Carvalho Chehab 779b285192aSMauro Carvalho Chehab if (!has_eeprom) 780bea8630eSMauro Carvalho Chehab pr_warn("saa7134: <rant>\n" 781b285192aSMauro Carvalho Chehab "saa7134: Congratulations! Your TV card vendor saved a few\n" 782b285192aSMauro Carvalho Chehab "saa7134: cents for a eeprom, thus your pci board has no\n" 783b285192aSMauro Carvalho Chehab "saa7134: subsystem ID and I can't identify it automatically\n" 784b285192aSMauro Carvalho Chehab "saa7134: </rant>\n" 785b285192aSMauro Carvalho Chehab "saa7134: I feel better now. Ok, here are the good news:\n" 786b285192aSMauro Carvalho Chehab "saa7134: You can use the card=<nr> insmod option to specify\n" 787b285192aSMauro Carvalho Chehab "saa7134: which board do you have. The list:\n"); 788b285192aSMauro Carvalho Chehab else 789bea8630eSMauro Carvalho Chehab pr_warn("saa7134: Board is currently unknown. You might try to use the card=<nr>\n" 790b285192aSMauro Carvalho Chehab "saa7134: insmod option to specify which board do you have, but this is\n" 791b285192aSMauro Carvalho Chehab "saa7134: somewhat risky, as might damage your card. It is better to ask\n" 792b285192aSMauro Carvalho Chehab "saa7134: for support at linux-media@vger.kernel.org.\n" 793b285192aSMauro Carvalho Chehab "saa7134: The supported cards are:\n"); 794b285192aSMauro Carvalho Chehab 795b285192aSMauro Carvalho Chehab for (i = 0; i < saa7134_bcount; i++) { 79683582009SMauro Carvalho Chehab pr_warn("saa7134: card=%d -> %-40.40s", 797b285192aSMauro Carvalho Chehab i,saa7134_boards[i].name); 798b285192aSMauro Carvalho Chehab for (p = 0; saa7134_pci_tbl[p].driver_data; p++) { 799b285192aSMauro Carvalho Chehab if (saa7134_pci_tbl[p].driver_data != i) 800b285192aSMauro Carvalho Chehab continue; 801c6c62cceSMauro Carvalho Chehab pr_cont(" %04x:%04x", 802b285192aSMauro Carvalho Chehab saa7134_pci_tbl[p].subvendor, 803b285192aSMauro Carvalho Chehab saa7134_pci_tbl[p].subdevice); 804b285192aSMauro Carvalho Chehab } 805c6c62cceSMauro Carvalho Chehab pr_cont("\n"); 806b285192aSMauro Carvalho Chehab } 807b285192aSMauro Carvalho Chehab } 808b285192aSMauro Carvalho Chehab 809ac90aa02SMauro Carvalho Chehab static void saa7134_unregister_media_device(struct saa7134_dev *dev) 810ac90aa02SMauro Carvalho Chehab { 811ac90aa02SMauro Carvalho Chehab 812ac90aa02SMauro Carvalho Chehab #ifdef CONFIG_MEDIA_CONTROLLER 813ac90aa02SMauro Carvalho Chehab if (!dev->media_dev) 814ac90aa02SMauro Carvalho Chehab return; 815ac90aa02SMauro Carvalho Chehab media_device_unregister(dev->media_dev); 816ac90aa02SMauro Carvalho Chehab media_device_cleanup(dev->media_dev); 817ac90aa02SMauro Carvalho Chehab kfree(dev->media_dev); 818ac90aa02SMauro Carvalho Chehab dev->media_dev = NULL; 819ac90aa02SMauro Carvalho Chehab #endif 820ac90aa02SMauro Carvalho Chehab } 821ac90aa02SMauro Carvalho Chehab 822ac90aa02SMauro Carvalho Chehab static void saa7134_media_release(struct saa7134_dev *dev) 823ac90aa02SMauro Carvalho Chehab { 824ac90aa02SMauro Carvalho Chehab #ifdef CONFIG_MEDIA_CONTROLLER 825ac90aa02SMauro Carvalho Chehab int i; 826ac90aa02SMauro Carvalho Chehab 827ac90aa02SMauro Carvalho Chehab for (i = 0; i < SAA7134_INPUT_MAX + 1; i++) 828ac90aa02SMauro Carvalho Chehab media_device_unregister_entity(&dev->input_ent[i]); 829ac90aa02SMauro Carvalho Chehab #endif 830ac90aa02SMauro Carvalho Chehab } 831ac90aa02SMauro Carvalho Chehab 832ac90aa02SMauro Carvalho Chehab static void saa7134_create_entities(struct saa7134_dev *dev) 833ac90aa02SMauro Carvalho Chehab { 834ac90aa02SMauro Carvalho Chehab #if defined(CONFIG_MEDIA_CONTROLLER) 835ac90aa02SMauro Carvalho Chehab int ret, i; 836ac90aa02SMauro Carvalho Chehab struct media_entity *entity; 837ac90aa02SMauro Carvalho Chehab struct media_entity *decoder = NULL; 838ac90aa02SMauro Carvalho Chehab 839ac90aa02SMauro Carvalho Chehab /* Check if it is using an external analog TV demod */ 840ac90aa02SMauro Carvalho Chehab media_device_for_each_entity(entity, dev->media_dev) { 841ac90aa02SMauro Carvalho Chehab if (entity->function == MEDIA_ENT_F_ATV_DECODER) 842ac90aa02SMauro Carvalho Chehab decoder = entity; 843ac90aa02SMauro Carvalho Chehab break; 844ac90aa02SMauro Carvalho Chehab } 845ac90aa02SMauro Carvalho Chehab 846ac90aa02SMauro Carvalho Chehab /* 847ac90aa02SMauro Carvalho Chehab * saa713x is not using an external ATV demod. 848ac90aa02SMauro Carvalho Chehab * Register the internal one 849ac90aa02SMauro Carvalho Chehab */ 850ac90aa02SMauro Carvalho Chehab if (!decoder) { 851ac90aa02SMauro Carvalho Chehab dev->demod.name = "saa713x"; 852ac90aa02SMauro Carvalho Chehab dev->demod_pad[DEMOD_PAD_IF_INPUT].flags = MEDIA_PAD_FL_SINK; 853ac90aa02SMauro Carvalho Chehab dev->demod_pad[DEMOD_PAD_VID_OUT].flags = MEDIA_PAD_FL_SOURCE; 854ac90aa02SMauro Carvalho Chehab dev->demod_pad[DEMOD_PAD_VBI_OUT].flags = MEDIA_PAD_FL_SOURCE; 855ac90aa02SMauro Carvalho Chehab dev->demod.function = MEDIA_ENT_F_ATV_DECODER; 856ac90aa02SMauro Carvalho Chehab 857ac90aa02SMauro Carvalho Chehab ret = media_entity_pads_init(&dev->demod, DEMOD_NUM_PADS, 858ac90aa02SMauro Carvalho Chehab dev->demod_pad); 859ac90aa02SMauro Carvalho Chehab if (ret < 0) 860ac90aa02SMauro Carvalho Chehab pr_err("failed to initialize demod pad!\n"); 861ac90aa02SMauro Carvalho Chehab 862ac90aa02SMauro Carvalho Chehab ret = media_device_register_entity(dev->media_dev, &dev->demod); 863ac90aa02SMauro Carvalho Chehab if (ret < 0) 864ac90aa02SMauro Carvalho Chehab pr_err("failed to register demod entity!\n"); 865ac90aa02SMauro Carvalho Chehab 866ac90aa02SMauro Carvalho Chehab dev->decoder = &dev->demod; 867ac90aa02SMauro Carvalho Chehab } else { 868ac90aa02SMauro Carvalho Chehab dev->decoder = decoder; 869ac90aa02SMauro Carvalho Chehab } 870ac90aa02SMauro Carvalho Chehab 871ac90aa02SMauro Carvalho Chehab /* Initialize Video, VBI and Radio pads */ 872ac90aa02SMauro Carvalho Chehab dev->video_pad.flags = MEDIA_PAD_FL_SINK; 873ac90aa02SMauro Carvalho Chehab ret = media_entity_pads_init(&dev->video_dev->entity, 1, 874ac90aa02SMauro Carvalho Chehab &dev->video_pad); 875ac90aa02SMauro Carvalho Chehab if (ret < 0) 876ac90aa02SMauro Carvalho Chehab pr_err("failed to initialize video media entity!\n"); 877ac90aa02SMauro Carvalho Chehab 878ac90aa02SMauro Carvalho Chehab dev->vbi_pad.flags = MEDIA_PAD_FL_SINK; 879ac90aa02SMauro Carvalho Chehab ret = media_entity_pads_init(&dev->vbi_dev->entity, 1, 880ac90aa02SMauro Carvalho Chehab &dev->vbi_pad); 881ac90aa02SMauro Carvalho Chehab if (ret < 0) 882ac90aa02SMauro Carvalho Chehab pr_err("failed to initialize vbi media entity!\n"); 883ac90aa02SMauro Carvalho Chehab 884ac90aa02SMauro Carvalho Chehab /* Create entities for each input connector */ 885ac90aa02SMauro Carvalho Chehab for (i = 0; i < SAA7134_INPUT_MAX; i++) { 886ac90aa02SMauro Carvalho Chehab struct media_entity *ent = &dev->input_ent[i]; 887ac90aa02SMauro Carvalho Chehab struct saa7134_input *in = &card_in(dev, i); 888ac90aa02SMauro Carvalho Chehab 889ac90aa02SMauro Carvalho Chehab if (in->type == SAA7134_NO_INPUT) 890ac90aa02SMauro Carvalho Chehab break; 891ac90aa02SMauro Carvalho Chehab 892ac90aa02SMauro Carvalho Chehab /* This input uses the S-Video connector */ 893ac90aa02SMauro Carvalho Chehab if (in->type == SAA7134_INPUT_COMPOSITE_OVER_SVIDEO) 894ac90aa02SMauro Carvalho Chehab continue; 895ac90aa02SMauro Carvalho Chehab 896ac90aa02SMauro Carvalho Chehab ent->name = saa7134_input_name[in->type]; 897ac90aa02SMauro Carvalho Chehab ent->flags = MEDIA_ENT_FL_CONNECTOR; 898ac90aa02SMauro Carvalho Chehab dev->input_pad[i].flags = MEDIA_PAD_FL_SOURCE; 899ac90aa02SMauro Carvalho Chehab 900ac90aa02SMauro Carvalho Chehab switch (in->type) { 901ac90aa02SMauro Carvalho Chehab case SAA7134_INPUT_COMPOSITE: 902ac90aa02SMauro Carvalho Chehab case SAA7134_INPUT_COMPOSITE0: 903ac90aa02SMauro Carvalho Chehab case SAA7134_INPUT_COMPOSITE1: 904ac90aa02SMauro Carvalho Chehab case SAA7134_INPUT_COMPOSITE2: 905ac90aa02SMauro Carvalho Chehab case SAA7134_INPUT_COMPOSITE3: 906ac90aa02SMauro Carvalho Chehab case SAA7134_INPUT_COMPOSITE4: 907ac90aa02SMauro Carvalho Chehab ent->function = MEDIA_ENT_F_CONN_COMPOSITE; 908ac90aa02SMauro Carvalho Chehab break; 909ac90aa02SMauro Carvalho Chehab case SAA7134_INPUT_SVIDEO: 910ac90aa02SMauro Carvalho Chehab case SAA7134_INPUT_SVIDEO0: 911ac90aa02SMauro Carvalho Chehab case SAA7134_INPUT_SVIDEO1: 912ac90aa02SMauro Carvalho Chehab ent->function = MEDIA_ENT_F_CONN_SVIDEO; 913ac90aa02SMauro Carvalho Chehab break; 914ac90aa02SMauro Carvalho Chehab default: 915ac90aa02SMauro Carvalho Chehab /* 916ac90aa02SMauro Carvalho Chehab * SAA7134_INPUT_TV and SAA7134_INPUT_TV_MONO. 917ac90aa02SMauro Carvalho Chehab * 918ac90aa02SMauro Carvalho Chehab * Please notice that neither SAA7134_INPUT_MUTE or 919ac90aa02SMauro Carvalho Chehab * SAA7134_INPUT_RADIO are defined at 920ac90aa02SMauro Carvalho Chehab * saa7134_board.input. 921ac90aa02SMauro Carvalho Chehab */ 922ac90aa02SMauro Carvalho Chehab ent->function = MEDIA_ENT_F_CONN_RF; 923ac90aa02SMauro Carvalho Chehab break; 924ac90aa02SMauro Carvalho Chehab } 925ac90aa02SMauro Carvalho Chehab 926ac90aa02SMauro Carvalho Chehab ret = media_entity_pads_init(ent, 1, &dev->input_pad[i]); 927ac90aa02SMauro Carvalho Chehab if (ret < 0) 928ac90aa02SMauro Carvalho Chehab pr_err("failed to initialize input pad[%d]!\n", i); 929ac90aa02SMauro Carvalho Chehab 930ac90aa02SMauro Carvalho Chehab ret = media_device_register_entity(dev->media_dev, ent); 931ac90aa02SMauro Carvalho Chehab if (ret < 0) 932ac90aa02SMauro Carvalho Chehab pr_err("failed to register input entity %d!\n", i); 933ac90aa02SMauro Carvalho Chehab } 934ac90aa02SMauro Carvalho Chehab 935ac90aa02SMauro Carvalho Chehab /* Create input for Radio RF connector */ 936ac90aa02SMauro Carvalho Chehab if (card_has_radio(dev)) { 937ac90aa02SMauro Carvalho Chehab struct saa7134_input *in = &saa7134_boards[dev->board].radio; 938ac90aa02SMauro Carvalho Chehab struct media_entity *ent = &dev->input_ent[i]; 939ac90aa02SMauro Carvalho Chehab 940ac90aa02SMauro Carvalho Chehab ent->name = saa7134_input_name[in->type]; 941ac90aa02SMauro Carvalho Chehab ent->flags = MEDIA_ENT_FL_CONNECTOR; 942ac90aa02SMauro Carvalho Chehab dev->input_pad[i].flags = MEDIA_PAD_FL_SOURCE; 943ac90aa02SMauro Carvalho Chehab ent->function = MEDIA_ENT_F_CONN_RF; 944ac90aa02SMauro Carvalho Chehab 945ac90aa02SMauro Carvalho Chehab ret = media_entity_pads_init(ent, 1, &dev->input_pad[i]); 946ac90aa02SMauro Carvalho Chehab if (ret < 0) 947ac90aa02SMauro Carvalho Chehab pr_err("failed to initialize input pad[%d]!\n", i); 948ac90aa02SMauro Carvalho Chehab 949ac90aa02SMauro Carvalho Chehab ret = media_device_register_entity(dev->media_dev, ent); 950ac90aa02SMauro Carvalho Chehab if (ret < 0) 951ac90aa02SMauro Carvalho Chehab pr_err("failed to register input entity %d!\n", i); 952ac90aa02SMauro Carvalho Chehab } 953ac90aa02SMauro Carvalho Chehab #endif 954ac90aa02SMauro Carvalho Chehab } 955ac90aa02SMauro Carvalho Chehab 956b285192aSMauro Carvalho Chehab static struct video_device *vdev_init(struct saa7134_dev *dev, 957b285192aSMauro Carvalho Chehab struct video_device *template, 958b285192aSMauro Carvalho Chehab char *type) 959b285192aSMauro Carvalho Chehab { 960b285192aSMauro Carvalho Chehab struct video_device *vfd; 961b285192aSMauro Carvalho Chehab 962b285192aSMauro Carvalho Chehab vfd = video_device_alloc(); 963b285192aSMauro Carvalho Chehab if (NULL == vfd) 964b285192aSMauro Carvalho Chehab return NULL; 965b285192aSMauro Carvalho Chehab *vfd = *template; 966b285192aSMauro Carvalho Chehab vfd->v4l2_dev = &dev->v4l2_dev; 967b285192aSMauro Carvalho Chehab vfd->release = video_device_release; 968b285192aSMauro Carvalho Chehab snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", 969b285192aSMauro Carvalho Chehab dev->name, type, saa7134_boards[dev->board].name); 970b285192aSMauro Carvalho Chehab video_set_drvdata(vfd, dev); 971b285192aSMauro Carvalho Chehab return vfd; 972b285192aSMauro Carvalho Chehab } 973b285192aSMauro Carvalho Chehab 974b285192aSMauro Carvalho Chehab static void saa7134_unregister_video(struct saa7134_dev *dev) 975b285192aSMauro Carvalho Chehab { 976ac90aa02SMauro Carvalho Chehab saa7134_media_release(dev); 977ac90aa02SMauro Carvalho Chehab 978b285192aSMauro Carvalho Chehab if (dev->video_dev) { 979b285192aSMauro Carvalho Chehab if (video_is_registered(dev->video_dev)) 980b285192aSMauro Carvalho Chehab video_unregister_device(dev->video_dev); 981b285192aSMauro Carvalho Chehab else 982b285192aSMauro Carvalho Chehab video_device_release(dev->video_dev); 983b285192aSMauro Carvalho Chehab dev->video_dev = NULL; 984b285192aSMauro Carvalho Chehab } 985b285192aSMauro Carvalho Chehab if (dev->vbi_dev) { 986b285192aSMauro Carvalho Chehab if (video_is_registered(dev->vbi_dev)) 987b285192aSMauro Carvalho Chehab video_unregister_device(dev->vbi_dev); 988b285192aSMauro Carvalho Chehab else 989b285192aSMauro Carvalho Chehab video_device_release(dev->vbi_dev); 990b285192aSMauro Carvalho Chehab dev->vbi_dev = NULL; 991b285192aSMauro Carvalho Chehab } 992b285192aSMauro Carvalho Chehab if (dev->radio_dev) { 993b285192aSMauro Carvalho Chehab if (video_is_registered(dev->radio_dev)) 994b285192aSMauro Carvalho Chehab video_unregister_device(dev->radio_dev); 995b285192aSMauro Carvalho Chehab else 996b285192aSMauro Carvalho Chehab video_device_release(dev->radio_dev); 997b285192aSMauro Carvalho Chehab dev->radio_dev = NULL; 998b285192aSMauro Carvalho Chehab } 999b285192aSMauro Carvalho Chehab } 1000b285192aSMauro Carvalho Chehab 1001b285192aSMauro Carvalho Chehab static void mpeg_ops_attach(struct saa7134_mpeg_ops *ops, 1002b285192aSMauro Carvalho Chehab struct saa7134_dev *dev) 1003b285192aSMauro Carvalho Chehab { 1004b285192aSMauro Carvalho Chehab int err; 1005b285192aSMauro Carvalho Chehab 1006b285192aSMauro Carvalho Chehab if (NULL != dev->mops) 1007b285192aSMauro Carvalho Chehab return; 1008b285192aSMauro Carvalho Chehab if (saa7134_boards[dev->board].mpeg != ops->type) 1009b285192aSMauro Carvalho Chehab return; 1010b285192aSMauro Carvalho Chehab err = ops->init(dev); 1011b285192aSMauro Carvalho Chehab if (0 != err) 1012b285192aSMauro Carvalho Chehab return; 1013b285192aSMauro Carvalho Chehab dev->mops = ops; 1014b285192aSMauro Carvalho Chehab } 1015b285192aSMauro Carvalho Chehab 1016b285192aSMauro Carvalho Chehab static void mpeg_ops_detach(struct saa7134_mpeg_ops *ops, 1017b285192aSMauro Carvalho Chehab struct saa7134_dev *dev) 1018b285192aSMauro Carvalho Chehab { 1019b285192aSMauro Carvalho Chehab if (NULL == dev->mops) 1020b285192aSMauro Carvalho Chehab return; 1021b285192aSMauro Carvalho Chehab if (dev->mops != ops) 1022b285192aSMauro Carvalho Chehab return; 1023b285192aSMauro Carvalho Chehab dev->mops->fini(dev); 1024b285192aSMauro Carvalho Chehab dev->mops = NULL; 1025b285192aSMauro Carvalho Chehab } 1026b285192aSMauro Carvalho Chehab 10274c62e976SGreg Kroah-Hartman static int saa7134_initdev(struct pci_dev *pci_dev, 1028b285192aSMauro Carvalho Chehab const struct pci_device_id *pci_id) 1029b285192aSMauro Carvalho Chehab { 1030b285192aSMauro Carvalho Chehab struct saa7134_dev *dev; 1031b285192aSMauro Carvalho Chehab struct saa7134_mpeg_ops *mops; 1032b285192aSMauro Carvalho Chehab int err; 1033b285192aSMauro Carvalho Chehab 1034b285192aSMauro Carvalho Chehab if (saa7134_devcount == SAA7134_MAXBOARDS) 1035b285192aSMauro Carvalho Chehab return -ENOMEM; 1036b285192aSMauro Carvalho Chehab 1037b285192aSMauro Carvalho Chehab dev = kzalloc(sizeof(*dev),GFP_KERNEL); 1038b285192aSMauro Carvalho Chehab if (NULL == dev) 1039b285192aSMauro Carvalho Chehab return -ENOMEM; 1040b285192aSMauro Carvalho Chehab 1041ac90aa02SMauro Carvalho Chehab dev->nr = saa7134_devcount; 1042ac90aa02SMauro Carvalho Chehab sprintf(dev->name, "saa%x[%d]", pci_dev->device, dev->nr); 1043ac90aa02SMauro Carvalho Chehab 1044ac90aa02SMauro Carvalho Chehab #ifdef CONFIG_MEDIA_CONTROLLER 1045ac90aa02SMauro Carvalho Chehab dev->media_dev = v4l2_mc_pci_media_device_init(pci_dev, dev->name); 1046ac90aa02SMauro Carvalho Chehab if (!dev->media_dev) { 1047ac90aa02SMauro Carvalho Chehab err = -ENOMEM; 1048ac90aa02SMauro Carvalho Chehab goto fail0; 1049ac90aa02SMauro Carvalho Chehab } 1050ac90aa02SMauro Carvalho Chehab dev->v4l2_dev.mdev = dev->media_dev; 1051ac90aa02SMauro Carvalho Chehab #endif 1052ac90aa02SMauro Carvalho Chehab 1053b285192aSMauro Carvalho Chehab err = v4l2_device_register(&pci_dev->dev, &dev->v4l2_dev); 1054b285192aSMauro Carvalho Chehab if (err) 1055b285192aSMauro Carvalho Chehab goto fail0; 1056b285192aSMauro Carvalho Chehab 1057b285192aSMauro Carvalho Chehab /* pci init */ 1058b285192aSMauro Carvalho Chehab dev->pci = pci_dev; 1059b285192aSMauro Carvalho Chehab if (pci_enable_device(pci_dev)) { 1060b285192aSMauro Carvalho Chehab err = -EIO; 1061b285192aSMauro Carvalho Chehab goto fail1; 1062b285192aSMauro Carvalho Chehab } 1063b285192aSMauro Carvalho Chehab 1064b285192aSMauro Carvalho Chehab /* pci quirks */ 1065b285192aSMauro Carvalho Chehab if (pci_pci_problems) { 1066b285192aSMauro Carvalho Chehab if (pci_pci_problems & PCIPCI_TRITON) 106783582009SMauro Carvalho Chehab pr_info("%s: quirk: PCIPCI_TRITON\n", dev->name); 1068b285192aSMauro Carvalho Chehab if (pci_pci_problems & PCIPCI_NATOMA) 106983582009SMauro Carvalho Chehab pr_info("%s: quirk: PCIPCI_NATOMA\n", dev->name); 1070b285192aSMauro Carvalho Chehab if (pci_pci_problems & PCIPCI_VIAETBF) 107183582009SMauro Carvalho Chehab pr_info("%s: quirk: PCIPCI_VIAETBF\n", dev->name); 1072b285192aSMauro Carvalho Chehab if (pci_pci_problems & PCIPCI_VSFX) 107383582009SMauro Carvalho Chehab pr_info("%s: quirk: PCIPCI_VSFX\n", dev->name); 1074b285192aSMauro Carvalho Chehab #ifdef PCIPCI_ALIMAGIK 1075b285192aSMauro Carvalho Chehab if (pci_pci_problems & PCIPCI_ALIMAGIK) { 107683582009SMauro Carvalho Chehab pr_info("%s: quirk: PCIPCI_ALIMAGIK -- latency fixup\n", 1077b285192aSMauro Carvalho Chehab dev->name); 1078b285192aSMauro Carvalho Chehab latency = 0x0A; 1079b285192aSMauro Carvalho Chehab } 1080b285192aSMauro Carvalho Chehab #endif 1081b285192aSMauro Carvalho Chehab if (pci_pci_problems & (PCIPCI_FAIL|PCIAGP_FAIL)) { 108283582009SMauro Carvalho Chehab pr_info("%s: quirk: this driver and your " 1083b285192aSMauro Carvalho Chehab "chipset may not work together" 1084b285192aSMauro Carvalho Chehab " in overlay mode.\n",dev->name); 1085b285192aSMauro Carvalho Chehab if (!saa7134_no_overlay) { 108683582009SMauro Carvalho Chehab pr_info("%s: quirk: overlay " 1087b285192aSMauro Carvalho Chehab "mode will be disabled.\n", 1088b285192aSMauro Carvalho Chehab dev->name); 1089b285192aSMauro Carvalho Chehab saa7134_no_overlay = 1; 1090b285192aSMauro Carvalho Chehab } else { 109183582009SMauro Carvalho Chehab pr_info("%s: quirk: overlay " 1092b285192aSMauro Carvalho Chehab "mode will be forced. Use this" 1093b285192aSMauro Carvalho Chehab " option at your own risk.\n", 1094b285192aSMauro Carvalho Chehab dev->name); 1095b285192aSMauro Carvalho Chehab } 1096b285192aSMauro Carvalho Chehab } 1097b285192aSMauro Carvalho Chehab } 1098b285192aSMauro Carvalho Chehab if (UNSET != latency) { 109983582009SMauro Carvalho Chehab pr_info("%s: setting pci latency timer to %d\n", 1100b285192aSMauro Carvalho Chehab dev->name,latency); 1101b285192aSMauro Carvalho Chehab pci_write_config_byte(pci_dev, PCI_LATENCY_TIMER, latency); 1102b285192aSMauro Carvalho Chehab } 1103b285192aSMauro Carvalho Chehab 1104b285192aSMauro Carvalho Chehab /* print pci info */ 1105b285192aSMauro Carvalho Chehab dev->pci_rev = pci_dev->revision; 1106b285192aSMauro Carvalho Chehab pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); 110783582009SMauro Carvalho Chehab pr_info("%s: found at %s, rev: %d, irq: %d, " 1108b285192aSMauro Carvalho Chehab "latency: %d, mmio: 0x%llx\n", dev->name, 1109b285192aSMauro Carvalho Chehab pci_name(pci_dev), dev->pci_rev, pci_dev->irq, 1110b285192aSMauro Carvalho Chehab dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0)); 1111b285192aSMauro Carvalho Chehab pci_set_master(pci_dev); 11121a47de6eSChristoph Hellwig err = pci_set_dma_mask(pci_dev, DMA_BIT_MASK(32)); 11131a47de6eSChristoph Hellwig if (err) { 111451626557SMauro Carvalho Chehab pr_warn("%s: Oops: no 32bit PCI DMA ???\n", dev->name); 1115b285192aSMauro Carvalho Chehab goto fail1; 1116b285192aSMauro Carvalho Chehab } 1117b285192aSMauro Carvalho Chehab 1118b285192aSMauro Carvalho Chehab /* board config */ 1119b285192aSMauro Carvalho Chehab dev->board = pci_id->driver_data; 11203eeba4a7SMauro Carvalho Chehab if ((unsigned)card[dev->nr] < saa7134_bcount) 1121b285192aSMauro Carvalho Chehab dev->board = card[dev->nr]; 1122b285192aSMauro Carvalho Chehab if (SAA7134_BOARD_UNKNOWN == dev->board) 1123b285192aSMauro Carvalho Chehab must_configure_manually(0); 1124b285192aSMauro Carvalho Chehab else if (SAA7134_BOARD_NOAUTO == dev->board) { 1125b285192aSMauro Carvalho Chehab must_configure_manually(1); 1126b285192aSMauro Carvalho Chehab dev->board = SAA7134_BOARD_UNKNOWN; 1127b285192aSMauro Carvalho Chehab } 1128b285192aSMauro Carvalho Chehab dev->autodetected = card[dev->nr] != dev->board; 1129b285192aSMauro Carvalho Chehab dev->tuner_type = saa7134_boards[dev->board].tuner_type; 1130b285192aSMauro Carvalho Chehab dev->tuner_addr = saa7134_boards[dev->board].tuner_addr; 1131b285192aSMauro Carvalho Chehab dev->radio_type = saa7134_boards[dev->board].radio_type; 1132b285192aSMauro Carvalho Chehab dev->radio_addr = saa7134_boards[dev->board].radio_addr; 1133b285192aSMauro Carvalho Chehab dev->tda9887_conf = saa7134_boards[dev->board].tda9887_conf; 1134b285192aSMauro Carvalho Chehab if (UNSET != tuner[dev->nr]) 1135b285192aSMauro Carvalho Chehab dev->tuner_type = tuner[dev->nr]; 113683582009SMauro Carvalho Chehab pr_info("%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", 1137b285192aSMauro Carvalho Chehab dev->name,pci_dev->subsystem_vendor, 1138b285192aSMauro Carvalho Chehab pci_dev->subsystem_device,saa7134_boards[dev->board].name, 1139b285192aSMauro Carvalho Chehab dev->board, dev->autodetected ? 1140b285192aSMauro Carvalho Chehab "autodetected" : "insmod option"); 1141b285192aSMauro Carvalho Chehab 1142b285192aSMauro Carvalho Chehab /* get mmio */ 1143b285192aSMauro Carvalho Chehab if (!request_mem_region(pci_resource_start(pci_dev,0), 1144b285192aSMauro Carvalho Chehab pci_resource_len(pci_dev,0), 1145b285192aSMauro Carvalho Chehab dev->name)) { 1146b285192aSMauro Carvalho Chehab err = -EBUSY; 114783582009SMauro Carvalho Chehab pr_err("%s: can't get MMIO memory @ 0x%llx\n", 1148b285192aSMauro Carvalho Chehab dev->name,(unsigned long long)pci_resource_start(pci_dev,0)); 1149b285192aSMauro Carvalho Chehab goto fail1; 1150b285192aSMauro Carvalho Chehab } 1151b285192aSMauro Carvalho Chehab dev->lmmio = ioremap(pci_resource_start(pci_dev, 0), 1152b285192aSMauro Carvalho Chehab pci_resource_len(pci_dev, 0)); 1153b285192aSMauro Carvalho Chehab dev->bmmio = (__u8 __iomem *)dev->lmmio; 1154b285192aSMauro Carvalho Chehab if (NULL == dev->lmmio) { 1155b285192aSMauro Carvalho Chehab err = -EIO; 115683582009SMauro Carvalho Chehab pr_err("%s: can't ioremap() MMIO memory\n", 1157b285192aSMauro Carvalho Chehab dev->name); 1158b285192aSMauro Carvalho Chehab goto fail2; 1159b285192aSMauro Carvalho Chehab } 1160b285192aSMauro Carvalho Chehab 1161b285192aSMauro Carvalho Chehab /* initialize hardware #1 */ 1162b285192aSMauro Carvalho Chehab saa7134_board_init1(dev); 1163b285192aSMauro Carvalho Chehab saa7134_hwinit1(dev); 1164b285192aSMauro Carvalho Chehab 11650c3a14c1SHans Verkuil dev->alloc_ctx = vb2_dma_sg_init_ctx(&pci_dev->dev); 11660c3a14c1SHans Verkuil if (IS_ERR(dev->alloc_ctx)) { 11670c3a14c1SHans Verkuil err = PTR_ERR(dev->alloc_ctx); 11680c3a14c1SHans Verkuil goto fail3; 11690c3a14c1SHans Verkuil } 1170b285192aSMauro Carvalho Chehab /* get irq */ 1171b285192aSMauro Carvalho Chehab err = request_irq(pci_dev->irq, saa7134_irq, 11723e018fe4SMichael Opdenacker IRQF_SHARED, dev->name, dev); 1173b285192aSMauro Carvalho Chehab if (err < 0) { 117483582009SMauro Carvalho Chehab pr_err("%s: can't get IRQ %d\n", 1175b285192aSMauro Carvalho Chehab dev->name,pci_dev->irq); 11760c3a14c1SHans Verkuil goto fail4; 1177b285192aSMauro Carvalho Chehab } 1178b285192aSMauro Carvalho Chehab 1179b285192aSMauro Carvalho Chehab /* wait a bit, register i2c bus */ 1180b285192aSMauro Carvalho Chehab msleep(100); 1181b285192aSMauro Carvalho Chehab saa7134_i2c_register(dev); 1182b285192aSMauro Carvalho Chehab saa7134_board_init2(dev); 1183b285192aSMauro Carvalho Chehab 1184b285192aSMauro Carvalho Chehab saa7134_hwinit2(dev); 1185b285192aSMauro Carvalho Chehab 1186b285192aSMauro Carvalho Chehab /* load i2c helpers */ 1187b285192aSMauro Carvalho Chehab if (card_is_empress(dev)) { 1188718bde1aSHans Verkuil dev->empress_sd = 1189b285192aSMauro Carvalho Chehab v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, 1190b285192aSMauro Carvalho Chehab "saa6752hs", 1191b285192aSMauro Carvalho Chehab saa7134_boards[dev->board].empress_addr, NULL); 1192b285192aSMauro Carvalho Chehab 1193718bde1aSHans Verkuil if (dev->empress_sd) 1194718bde1aSHans Verkuil dev->empress_sd->grp_id = GRP_EMPRESS; 1195b285192aSMauro Carvalho Chehab } 1196b285192aSMauro Carvalho Chehab 1197b285192aSMauro Carvalho Chehab if (saa7134_boards[dev->board].rds_addr) { 1198b285192aSMauro Carvalho Chehab struct v4l2_subdev *sd; 1199b285192aSMauro Carvalho Chehab 1200b285192aSMauro Carvalho Chehab sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, 1201b285192aSMauro Carvalho Chehab &dev->i2c_adap, "saa6588", 1202b285192aSMauro Carvalho Chehab 0, I2C_ADDRS(saa7134_boards[dev->board].rds_addr)); 1203b285192aSMauro Carvalho Chehab if (sd) { 120483582009SMauro Carvalho Chehab pr_info("%s: found RDS decoder\n", dev->name); 1205b285192aSMauro Carvalho Chehab dev->has_rds = 1; 1206b285192aSMauro Carvalho Chehab } 1207b285192aSMauro Carvalho Chehab } 1208b285192aSMauro Carvalho Chehab 1209b285192aSMauro Carvalho Chehab mutex_lock(&saa7134_devlist_lock); 1210b285192aSMauro Carvalho Chehab list_for_each_entry(mops, &mops_list, next) 1211b285192aSMauro Carvalho Chehab mpeg_ops_attach(mops, dev); 1212b285192aSMauro Carvalho Chehab list_add_tail(&dev->devlist, &saa7134_devlist); 1213b285192aSMauro Carvalho Chehab mutex_unlock(&saa7134_devlist_lock); 1214b285192aSMauro Carvalho Chehab 1215b285192aSMauro Carvalho Chehab /* check for signal */ 1216b285192aSMauro Carvalho Chehab saa7134_irq_video_signalchange(dev); 1217b285192aSMauro Carvalho Chehab 1218b285192aSMauro Carvalho Chehab if (TUNER_ABSENT != dev->tuner_type) 1219b285192aSMauro Carvalho Chehab saa_call_all(dev, core, s_power, 0); 1220b285192aSMauro Carvalho Chehab 1221b285192aSMauro Carvalho Chehab /* register v4l devices */ 1222b285192aSMauro Carvalho Chehab if (saa7134_no_overlay > 0) 122383582009SMauro Carvalho Chehab pr_info("%s: Overlay support disabled.\n", dev->name); 1224b285192aSMauro Carvalho Chehab 1225b285192aSMauro Carvalho Chehab dev->video_dev = vdev_init(dev,&saa7134_video_template,"video"); 1226718bde1aSHans Verkuil dev->video_dev->ctrl_handler = &dev->ctrl_handler; 12272ada815fSHans Verkuil dev->video_dev->lock = &dev->lock; 12282ada815fSHans Verkuil dev->video_dev->queue = &dev->video_vbq; 1229b285192aSMauro Carvalho Chehab err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER, 1230b285192aSMauro Carvalho Chehab video_nr[dev->nr]); 1231b285192aSMauro Carvalho Chehab if (err < 0) { 123283582009SMauro Carvalho Chehab pr_info("%s: can't register video device\n", 1233b285192aSMauro Carvalho Chehab dev->name); 12340c3a14c1SHans Verkuil goto fail5; 1235b285192aSMauro Carvalho Chehab } 123683582009SMauro Carvalho Chehab pr_info("%s: registered device %s [v4l2]\n", 1237b285192aSMauro Carvalho Chehab dev->name, video_device_node_name(dev->video_dev)); 1238b285192aSMauro Carvalho Chehab 1239b285192aSMauro Carvalho Chehab dev->vbi_dev = vdev_init(dev, &saa7134_video_template, "vbi"); 1240718bde1aSHans Verkuil dev->vbi_dev->ctrl_handler = &dev->ctrl_handler; 12412ada815fSHans Verkuil dev->vbi_dev->lock = &dev->lock; 12422ada815fSHans Verkuil dev->vbi_dev->queue = &dev->vbi_vbq; 1243b285192aSMauro Carvalho Chehab 1244b285192aSMauro Carvalho Chehab err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI, 1245b285192aSMauro Carvalho Chehab vbi_nr[dev->nr]); 1246b285192aSMauro Carvalho Chehab if (err < 0) 12470c3a14c1SHans Verkuil goto fail5; 124883582009SMauro Carvalho Chehab pr_info("%s: registered device %s\n", 1249b285192aSMauro Carvalho Chehab dev->name, video_device_node_name(dev->vbi_dev)); 1250b285192aSMauro Carvalho Chehab 1251b285192aSMauro Carvalho Chehab if (card_has_radio(dev)) { 1252b285192aSMauro Carvalho Chehab dev->radio_dev = vdev_init(dev,&saa7134_radio_template,"radio"); 1253718bde1aSHans Verkuil dev->radio_dev->ctrl_handler = &dev->radio_ctrl_handler; 12542ada815fSHans Verkuil dev->radio_dev->lock = &dev->lock; 1255b285192aSMauro Carvalho Chehab err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO, 1256b285192aSMauro Carvalho Chehab radio_nr[dev->nr]); 1257b285192aSMauro Carvalho Chehab if (err < 0) 12580c3a14c1SHans Verkuil goto fail5; 125983582009SMauro Carvalho Chehab pr_info("%s: registered device %s\n", 1260b285192aSMauro Carvalho Chehab dev->name, video_device_node_name(dev->radio_dev)); 1261b285192aSMauro Carvalho Chehab } 1262b285192aSMauro Carvalho Chehab 1263ac90aa02SMauro Carvalho Chehab #ifdef CONFIG_MEDIA_CONTROLLER 1264ac90aa02SMauro Carvalho Chehab saa7134_create_entities(dev); 1265ac90aa02SMauro Carvalho Chehab 1266ac90aa02SMauro Carvalho Chehab err = v4l2_mc_create_media_graph(dev->media_dev); 1267ac90aa02SMauro Carvalho Chehab if (err) { 1268ac90aa02SMauro Carvalho Chehab pr_err("failed to create media graph\n"); 1269ac90aa02SMauro Carvalho Chehab goto fail5; 1270ac90aa02SMauro Carvalho Chehab } 1271ac90aa02SMauro Carvalho Chehab #endif 1272b285192aSMauro Carvalho Chehab /* everything worked */ 1273b285192aSMauro Carvalho Chehab saa7134_devcount++; 1274b285192aSMauro Carvalho Chehab 1275b285192aSMauro Carvalho Chehab if (saa7134_dmasound_init && !dev->dmasound.priv_data) 1276b285192aSMauro Carvalho Chehab saa7134_dmasound_init(dev); 1277b285192aSMauro Carvalho Chehab 1278b285192aSMauro Carvalho Chehab request_submodules(dev); 1279ac90aa02SMauro Carvalho Chehab 1280ac90aa02SMauro Carvalho Chehab /* 1281ac90aa02SMauro Carvalho Chehab * Do it at the end, to reduce dynamic configuration changes during 1282ac90aa02SMauro Carvalho Chehab * the device init. Yet, as request_modules() can be async, the 1283ac90aa02SMauro Carvalho Chehab * topology will likely change after load the saa7134 subdrivers. 1284ac90aa02SMauro Carvalho Chehab */ 1285ac90aa02SMauro Carvalho Chehab #ifdef CONFIG_MEDIA_CONTROLLER 1286ac90aa02SMauro Carvalho Chehab err = media_device_register(dev->media_dev); 1287ac90aa02SMauro Carvalho Chehab if (err) 1288ac90aa02SMauro Carvalho Chehab goto fail5; 1289ac90aa02SMauro Carvalho Chehab #endif 1290ac90aa02SMauro Carvalho Chehab 1291b285192aSMauro Carvalho Chehab return 0; 1292b285192aSMauro Carvalho Chehab 12930c3a14c1SHans Verkuil fail5: 1294b285192aSMauro Carvalho Chehab saa7134_unregister_video(dev); 1295b285192aSMauro Carvalho Chehab saa7134_i2c_unregister(dev); 1296b285192aSMauro Carvalho Chehab free_irq(pci_dev->irq, dev); 12970c3a14c1SHans Verkuil fail4: 12980c3a14c1SHans Verkuil vb2_dma_sg_cleanup_ctx(dev->alloc_ctx); 1299b285192aSMauro Carvalho Chehab fail3: 1300b285192aSMauro Carvalho Chehab saa7134_hwfini(dev); 1301b285192aSMauro Carvalho Chehab iounmap(dev->lmmio); 1302b285192aSMauro Carvalho Chehab fail2: 1303b285192aSMauro Carvalho Chehab release_mem_region(pci_resource_start(pci_dev,0), 1304b285192aSMauro Carvalho Chehab pci_resource_len(pci_dev,0)); 1305b285192aSMauro Carvalho Chehab fail1: 1306b285192aSMauro Carvalho Chehab v4l2_device_unregister(&dev->v4l2_dev); 1307b285192aSMauro Carvalho Chehab fail0: 1308ac90aa02SMauro Carvalho Chehab #ifdef CONFIG_MEDIA_CONTROLLER 1309ac90aa02SMauro Carvalho Chehab kfree(dev->media_dev); 1310ac90aa02SMauro Carvalho Chehab #endif 1311b285192aSMauro Carvalho Chehab kfree(dev); 1312b285192aSMauro Carvalho Chehab return err; 1313b285192aSMauro Carvalho Chehab } 1314b285192aSMauro Carvalho Chehab 13154c62e976SGreg Kroah-Hartman static void saa7134_finidev(struct pci_dev *pci_dev) 1316b285192aSMauro Carvalho Chehab { 1317b285192aSMauro Carvalho Chehab struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); 1318b285192aSMauro Carvalho Chehab struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev); 1319b285192aSMauro Carvalho Chehab struct saa7134_mpeg_ops *mops; 1320b285192aSMauro Carvalho Chehab 1321b285192aSMauro Carvalho Chehab flush_request_submodules(dev); 1322b285192aSMauro Carvalho Chehab 1323b285192aSMauro Carvalho Chehab /* Release DMA sound modules if present */ 1324b285192aSMauro Carvalho Chehab if (saa7134_dmasound_exit && dev->dmasound.priv_data) { 1325b285192aSMauro Carvalho Chehab saa7134_dmasound_exit(dev); 1326b285192aSMauro Carvalho Chehab } 1327b285192aSMauro Carvalho Chehab 1328b285192aSMauro Carvalho Chehab /* debugging ... */ 1329b285192aSMauro Carvalho Chehab if (irq_debug) { 1330b285192aSMauro Carvalho Chehab u32 report = saa_readl(SAA7134_IRQ_REPORT); 1331b285192aSMauro Carvalho Chehab u32 status = saa_readl(SAA7134_IRQ_STATUS); 1332b285192aSMauro Carvalho Chehab print_irqstatus(dev,42,report,status); 1333b285192aSMauro Carvalho Chehab } 1334b285192aSMauro Carvalho Chehab 1335b285192aSMauro Carvalho Chehab /* disable peripheral devices */ 1336b285192aSMauro Carvalho Chehab saa_writeb(SAA7134_SPECIAL_MODE,0); 1337b285192aSMauro Carvalho Chehab 1338b285192aSMauro Carvalho Chehab /* shutdown hardware */ 1339b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ1,0); 1340b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ2,0); 1341b285192aSMauro Carvalho Chehab saa_writel(SAA7134_MAIN_CTRL,0); 1342b285192aSMauro Carvalho Chehab 1343b285192aSMauro Carvalho Chehab /* shutdown subsystems */ 1344b285192aSMauro Carvalho Chehab saa7134_hwfini(dev); 1345b285192aSMauro Carvalho Chehab 1346b285192aSMauro Carvalho Chehab /* unregister */ 1347b285192aSMauro Carvalho Chehab mutex_lock(&saa7134_devlist_lock); 1348b285192aSMauro Carvalho Chehab list_del(&dev->devlist); 1349b285192aSMauro Carvalho Chehab list_for_each_entry(mops, &mops_list, next) 1350b285192aSMauro Carvalho Chehab mpeg_ops_detach(mops, dev); 1351b285192aSMauro Carvalho Chehab mutex_unlock(&saa7134_devlist_lock); 1352b285192aSMauro Carvalho Chehab saa7134_devcount--; 1353b285192aSMauro Carvalho Chehab 1354b285192aSMauro Carvalho Chehab saa7134_i2c_unregister(dev); 1355b285192aSMauro Carvalho Chehab saa7134_unregister_video(dev); 1356b285192aSMauro Carvalho Chehab 1357b285192aSMauro Carvalho Chehab 1358b285192aSMauro Carvalho Chehab /* the DMA sound modules should be unloaded before reaching 1359b285192aSMauro Carvalho Chehab this, but just in case they are still present... */ 1360b285192aSMauro Carvalho Chehab if (dev->dmasound.priv_data != NULL) { 1361b285192aSMauro Carvalho Chehab free_irq(pci_dev->irq, &dev->dmasound); 1362b285192aSMauro Carvalho Chehab dev->dmasound.priv_data = NULL; 1363b285192aSMauro Carvalho Chehab } 1364b285192aSMauro Carvalho Chehab 1365b285192aSMauro Carvalho Chehab 1366b285192aSMauro Carvalho Chehab /* release resources */ 1367b285192aSMauro Carvalho Chehab free_irq(pci_dev->irq, dev); 13680c3a14c1SHans Verkuil vb2_dma_sg_cleanup_ctx(dev->alloc_ctx); 1369b285192aSMauro Carvalho Chehab iounmap(dev->lmmio); 1370b285192aSMauro Carvalho Chehab release_mem_region(pci_resource_start(pci_dev,0), 1371b285192aSMauro Carvalho Chehab pci_resource_len(pci_dev,0)); 1372b285192aSMauro Carvalho Chehab 1373b285192aSMauro Carvalho Chehab v4l2_device_unregister(&dev->v4l2_dev); 1374b285192aSMauro Carvalho Chehab 1375ac90aa02SMauro Carvalho Chehab saa7134_unregister_media_device(dev); 1376ac90aa02SMauro Carvalho Chehab 1377b285192aSMauro Carvalho Chehab /* free memory */ 1378b285192aSMauro Carvalho Chehab kfree(dev); 1379b285192aSMauro Carvalho Chehab } 1380b285192aSMauro Carvalho Chehab 1381b285192aSMauro Carvalho Chehab #ifdef CONFIG_PM 1382b285192aSMauro Carvalho Chehab 1383b285192aSMauro Carvalho Chehab /* resends a current buffer in queue after resume */ 1384b285192aSMauro Carvalho Chehab static int saa7134_buffer_requeue(struct saa7134_dev *dev, 1385b285192aSMauro Carvalho Chehab struct saa7134_dmaqueue *q) 1386b285192aSMauro Carvalho Chehab { 1387b285192aSMauro Carvalho Chehab struct saa7134_buf *buf, *next; 1388b285192aSMauro Carvalho Chehab 1389b285192aSMauro Carvalho Chehab assert_spin_locked(&dev->slock); 1390b285192aSMauro Carvalho Chehab 1391b285192aSMauro Carvalho Chehab buf = q->curr; 1392b285192aSMauro Carvalho Chehab next = buf; 1393c6c62cceSMauro Carvalho Chehab core_dbg("buffer_requeue\n"); 1394b285192aSMauro Carvalho Chehab 1395b285192aSMauro Carvalho Chehab if (!buf) 1396b285192aSMauro Carvalho Chehab return 0; 1397b285192aSMauro Carvalho Chehab 13986139ebc6SMauro Carvalho Chehab core_dbg("buffer_requeue : resending active buffer\n"); 1399b285192aSMauro Carvalho Chehab 1400b285192aSMauro Carvalho Chehab if (!list_empty(&q->queue)) 1401b285192aSMauro Carvalho Chehab next = list_entry(q->queue.next, struct saa7134_buf, 14022ada815fSHans Verkuil entry); 1403b285192aSMauro Carvalho Chehab buf->activate(dev, buf, next); 1404b285192aSMauro Carvalho Chehab 1405b285192aSMauro Carvalho Chehab return 0; 1406b285192aSMauro Carvalho Chehab } 1407b285192aSMauro Carvalho Chehab 1408b285192aSMauro Carvalho Chehab static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state) 1409b285192aSMauro Carvalho Chehab { 1410b285192aSMauro Carvalho Chehab struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); 1411b285192aSMauro Carvalho Chehab struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev); 1412b285192aSMauro Carvalho Chehab 1413b285192aSMauro Carvalho Chehab /* disable overlay - apps should enable it explicitly on resume*/ 1414b285192aSMauro Carvalho Chehab dev->ovenable = 0; 1415b285192aSMauro Carvalho Chehab 1416b285192aSMauro Carvalho Chehab /* Disable interrupts, DMA, and rest of the chip*/ 1417b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ1, 0); 1418b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ2, 0); 1419b285192aSMauro Carvalho Chehab saa_writel(SAA7134_MAIN_CTRL, 0); 1420b285192aSMauro Carvalho Chehab 1421b285192aSMauro Carvalho Chehab dev->insuspend = 1; 1422b285192aSMauro Carvalho Chehab synchronize_irq(pci_dev->irq); 1423b285192aSMauro Carvalho Chehab 1424b285192aSMauro Carvalho Chehab /* ACK interrupts once more, just in case, 1425b285192aSMauro Carvalho Chehab since the IRQ handler won't ack them anymore*/ 1426b285192aSMauro Carvalho Chehab 1427b285192aSMauro Carvalho Chehab saa_writel(SAA7134_IRQ_REPORT, saa_readl(SAA7134_IRQ_REPORT)); 1428b285192aSMauro Carvalho Chehab 1429b285192aSMauro Carvalho Chehab /* Disable timeout timers - if we have active buffers, we will 1430b285192aSMauro Carvalho Chehab fill them on resume*/ 1431b285192aSMauro Carvalho Chehab 1432b285192aSMauro Carvalho Chehab del_timer(&dev->video_q.timeout); 1433b285192aSMauro Carvalho Chehab del_timer(&dev->vbi_q.timeout); 1434b285192aSMauro Carvalho Chehab del_timer(&dev->ts_q.timeout); 1435b285192aSMauro Carvalho Chehab 1436b285192aSMauro Carvalho Chehab if (dev->remote) 1437b285192aSMauro Carvalho Chehab saa7134_ir_stop(dev); 1438b285192aSMauro Carvalho Chehab 1439b285192aSMauro Carvalho Chehab pci_save_state(pci_dev); 1440b285192aSMauro Carvalho Chehab pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state)); 1441b285192aSMauro Carvalho Chehab 1442b285192aSMauro Carvalho Chehab return 0; 1443b285192aSMauro Carvalho Chehab } 1444b285192aSMauro Carvalho Chehab 1445b285192aSMauro Carvalho Chehab static int saa7134_resume(struct pci_dev *pci_dev) 1446b285192aSMauro Carvalho Chehab { 1447b285192aSMauro Carvalho Chehab struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); 1448b285192aSMauro Carvalho Chehab struct saa7134_dev *dev = container_of(v4l2_dev, struct saa7134_dev, v4l2_dev); 1449b285192aSMauro Carvalho Chehab unsigned long flags; 1450b285192aSMauro Carvalho Chehab 1451b285192aSMauro Carvalho Chehab pci_set_power_state(pci_dev, PCI_D0); 1452b285192aSMauro Carvalho Chehab pci_restore_state(pci_dev); 1453b285192aSMauro Carvalho Chehab 1454b285192aSMauro Carvalho Chehab /* Do things that are done in saa7134_initdev , 1455b285192aSMauro Carvalho Chehab except of initializing memory structures.*/ 1456b285192aSMauro Carvalho Chehab 1457b285192aSMauro Carvalho Chehab saa7134_board_init1(dev); 1458b285192aSMauro Carvalho Chehab 1459b285192aSMauro Carvalho Chehab /* saa7134_hwinit1 */ 1460b285192aSMauro Carvalho Chehab if (saa7134_boards[dev->board].video_out) 1461b285192aSMauro Carvalho Chehab saa7134_videoport_init(dev); 1462b285192aSMauro Carvalho Chehab if (card_has_mpeg(dev)) 1463b285192aSMauro Carvalho Chehab saa7134_ts_init_hw(dev); 1464b285192aSMauro Carvalho Chehab if (dev->remote) 1465b285192aSMauro Carvalho Chehab saa7134_ir_start(dev); 1466b285192aSMauro Carvalho Chehab saa7134_hw_enable1(dev); 1467b285192aSMauro Carvalho Chehab 1468b285192aSMauro Carvalho Chehab msleep(100); 1469b285192aSMauro Carvalho Chehab 1470b285192aSMauro Carvalho Chehab saa7134_board_init2(dev); 1471b285192aSMauro Carvalho Chehab 1472b285192aSMauro Carvalho Chehab /*saa7134_hwinit2*/ 1473b285192aSMauro Carvalho Chehab saa7134_set_tvnorm_hw(dev); 1474b285192aSMauro Carvalho Chehab saa7134_tvaudio_setmute(dev); 1475b285192aSMauro Carvalho Chehab saa7134_tvaudio_setvolume(dev, dev->ctl_volume); 1476b285192aSMauro Carvalho Chehab saa7134_tvaudio_init(dev); 1477b285192aSMauro Carvalho Chehab saa7134_enable_i2s(dev); 1478b285192aSMauro Carvalho Chehab saa7134_hw_enable2(dev); 1479b285192aSMauro Carvalho Chehab 1480b285192aSMauro Carvalho Chehab saa7134_irq_video_signalchange(dev); 1481b285192aSMauro Carvalho Chehab 1482b285192aSMauro Carvalho Chehab /*resume unfinished buffer(s)*/ 1483b285192aSMauro Carvalho Chehab spin_lock_irqsave(&dev->slock, flags); 1484b285192aSMauro Carvalho Chehab saa7134_buffer_requeue(dev, &dev->video_q); 1485b285192aSMauro Carvalho Chehab saa7134_buffer_requeue(dev, &dev->vbi_q); 1486b285192aSMauro Carvalho Chehab saa7134_buffer_requeue(dev, &dev->ts_q); 1487b285192aSMauro Carvalho Chehab 1488b285192aSMauro Carvalho Chehab /* FIXME: Disable DMA audio sound - temporary till proper support 1489b285192aSMauro Carvalho Chehab is implemented*/ 1490b285192aSMauro Carvalho Chehab 1491b285192aSMauro Carvalho Chehab dev->dmasound.dma_running = 0; 1492b285192aSMauro Carvalho Chehab 1493b285192aSMauro Carvalho Chehab /* start DMA now*/ 1494b285192aSMauro Carvalho Chehab dev->insuspend = 0; 1495b285192aSMauro Carvalho Chehab smp_wmb(); 1496b285192aSMauro Carvalho Chehab saa7134_set_dmabits(dev); 1497b285192aSMauro Carvalho Chehab spin_unlock_irqrestore(&dev->slock, flags); 1498b285192aSMauro Carvalho Chehab 1499b285192aSMauro Carvalho Chehab return 0; 1500b285192aSMauro Carvalho Chehab } 1501b285192aSMauro Carvalho Chehab #endif 1502b285192aSMauro Carvalho Chehab 1503b285192aSMauro Carvalho Chehab /* ----------------------------------------------------------- */ 1504b285192aSMauro Carvalho Chehab 1505b285192aSMauro Carvalho Chehab int saa7134_ts_register(struct saa7134_mpeg_ops *ops) 1506b285192aSMauro Carvalho Chehab { 1507b285192aSMauro Carvalho Chehab struct saa7134_dev *dev; 1508b285192aSMauro Carvalho Chehab 1509b285192aSMauro Carvalho Chehab mutex_lock(&saa7134_devlist_lock); 1510b285192aSMauro Carvalho Chehab list_for_each_entry(dev, &saa7134_devlist, devlist) 1511b285192aSMauro Carvalho Chehab mpeg_ops_attach(ops, dev); 1512b285192aSMauro Carvalho Chehab list_add_tail(&ops->next,&mops_list); 1513b285192aSMauro Carvalho Chehab mutex_unlock(&saa7134_devlist_lock); 1514b285192aSMauro Carvalho Chehab return 0; 1515b285192aSMauro Carvalho Chehab } 1516b285192aSMauro Carvalho Chehab 1517b285192aSMauro Carvalho Chehab void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops) 1518b285192aSMauro Carvalho Chehab { 1519b285192aSMauro Carvalho Chehab struct saa7134_dev *dev; 1520b285192aSMauro Carvalho Chehab 1521b285192aSMauro Carvalho Chehab mutex_lock(&saa7134_devlist_lock); 1522b285192aSMauro Carvalho Chehab list_del(&ops->next); 1523b285192aSMauro Carvalho Chehab list_for_each_entry(dev, &saa7134_devlist, devlist) 1524b285192aSMauro Carvalho Chehab mpeg_ops_detach(ops, dev); 1525b285192aSMauro Carvalho Chehab mutex_unlock(&saa7134_devlist_lock); 1526b285192aSMauro Carvalho Chehab } 1527b285192aSMauro Carvalho Chehab 1528b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_ts_register); 1529b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_ts_unregister); 1530b285192aSMauro Carvalho Chehab 1531b285192aSMauro Carvalho Chehab /* ----------------------------------------------------------- */ 1532b285192aSMauro Carvalho Chehab 1533b285192aSMauro Carvalho Chehab static struct pci_driver saa7134_pci_driver = { 1534b285192aSMauro Carvalho Chehab .name = "saa7134", 1535b285192aSMauro Carvalho Chehab .id_table = saa7134_pci_tbl, 1536b285192aSMauro Carvalho Chehab .probe = saa7134_initdev, 15374c62e976SGreg Kroah-Hartman .remove = saa7134_finidev, 1538b285192aSMauro Carvalho Chehab #ifdef CONFIG_PM 1539b285192aSMauro Carvalho Chehab .suspend = saa7134_suspend, 1540b285192aSMauro Carvalho Chehab .resume = saa7134_resume 1541b285192aSMauro Carvalho Chehab #endif 1542b285192aSMauro Carvalho Chehab }; 1543b285192aSMauro Carvalho Chehab 1544b285192aSMauro Carvalho Chehab static int __init saa7134_init(void) 1545b285192aSMauro Carvalho Chehab { 1546b285192aSMauro Carvalho Chehab INIT_LIST_HEAD(&saa7134_devlist); 154783582009SMauro Carvalho Chehab pr_info("saa7130/34: v4l2 driver version %s loaded\n", 1548b285192aSMauro Carvalho Chehab SAA7134_VERSION); 1549b285192aSMauro Carvalho Chehab return pci_register_driver(&saa7134_pci_driver); 1550b285192aSMauro Carvalho Chehab } 1551b285192aSMauro Carvalho Chehab 1552b285192aSMauro Carvalho Chehab static void __exit saa7134_fini(void) 1553b285192aSMauro Carvalho Chehab { 1554b285192aSMauro Carvalho Chehab pci_unregister_driver(&saa7134_pci_driver); 1555b285192aSMauro Carvalho Chehab } 1556b285192aSMauro Carvalho Chehab 1557b285192aSMauro Carvalho Chehab module_init(saa7134_init); 1558b285192aSMauro Carvalho Chehab module_exit(saa7134_fini); 1559b285192aSMauro Carvalho Chehab 1560b285192aSMauro Carvalho Chehab /* ----------------------------------------------------------- */ 1561b285192aSMauro Carvalho Chehab 1562b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_set_gpio); 1563b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_boards); 1564b285192aSMauro Carvalho Chehab 1565b285192aSMauro Carvalho Chehab /* ----------------- for the DMA sound modules --------------- */ 1566b285192aSMauro Carvalho Chehab 1567b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_dmasound_init); 1568b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_dmasound_exit); 1569b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_pgtable_free); 1570b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_pgtable_build); 1571b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_pgtable_alloc); 1572b285192aSMauro Carvalho Chehab EXPORT_SYMBOL(saa7134_set_dmabits); 1573