* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <linux/config.h>
#include <linux/init.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/mutex.h>
+#include <linux/dma-mapping.h>
#include "saa7134-reg.h"
#include "saa7134.h"
module_param(latency, int, 0444);
MODULE_PARM_DESC(latency,"pci latency timer");
+int saa7134_no_overlay=-1;
+module_param_named(no_overlay, saa7134_no_overlay, int, 0444);
+MODULE_PARM_DESC(no_overlay,"allow override overlay default (0 disables, 1 enables)"
+ " [some VIA/SIS chipsets are known to have problem with overlay]");
+
static unsigned int video_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
static unsigned int vbi_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
static unsigned int radio_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET };
/* ------------------------------------------------------------------ */
-void saa7134_dma_free(struct saa7134_dev *dev,struct saa7134_buf *buf)
+void saa7134_dma_free(struct videobuf_queue *q,struct saa7134_buf *buf)
{
- if (in_interrupt())
- BUG();
+ BUG_ON(in_interrupt());
videobuf_waiton(&buf->vb,0,0);
- videobuf_dma_pci_unmap(dev->pci, &buf->vb.dma);
+ videobuf_dma_unmap(q, &buf->vb.dma);
videobuf_dma_free(&buf->vb.dma);
buf->vb.state = STATE_NEEDS_INIT;
}
printk("\n");
}
-static irqreturn_t saa7134_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t saa7134_irq(int irq, void *dev_id)
{
struct saa7134_dev *dev = (struct saa7134_dev*) dev_id;
unsigned long report,status;
if (report & SAA7134_IRQ_REPORT_GPIO16) {
switch (dev->has_remote) {
case SAA7134_REMOTE_GPIO:
+ if (!dev->remote)
+ break;
if (dev->remote->mask_keydown & 0x10000) {
saa7134_input_irq(dev);
}
if (report & SAA7134_IRQ_REPORT_GPIO18) {
switch (dev->has_remote) {
case SAA7134_REMOTE_GPIO:
+ if (!dev->remote)
+ break;
if ((dev->remote->mask_keydown & 0x40000) ||
(dev->remote->mask_keyup & 0x40000)) {
saa7134_input_irq(dev);
saa_writel(SAA7134_IRQ1, 0);
saa_writel(SAA7134_IRQ2, 0);
- init_MUTEX(&dev->lock);
+ mutex_init(&dev->lock);
spin_lock_init(&dev->slock);
saa7134_track_gpio(dev,"pre-init");
SAA7134_IRQ2_INTE_PE |
SAA7134_IRQ2_INTE_AR;
- if (dev->has_remote == SAA7134_REMOTE_GPIO) {
+ if (dev->has_remote == SAA7134_REMOTE_GPIO && dev->remote) {
if (dev->remote->mask_keydown & 0x10000)
irq2_mask |= SAA7134_IRQ2_INTE_GPIO16;
else if (dev->remote->mask_keydown & 0x40000)
latency = 0x0A;
}
#endif
+ if (pci_pci_problems & (PCIPCI_FAIL|PCIAGP_FAIL)) {
+ printk(KERN_INFO "%s: quirk: this driver and your "
+ "chipset may not work together"
+ " in overlay mode.\n",dev->name);
+ if (!saa7134_no_overlay) {
+ printk(KERN_INFO "%s: quirk: overlay "
+ "mode will be disabled.\n",
+ dev->name);
+ saa7134_no_overlay = 1;
+ } else {
+ printk(KERN_INFO "%s: quirk: overlay "
+ "mode will be forced. Use this"
+ " option at your own risk.\n",
+ dev->name);
+ }
+ }
}
if (UNSET != latency) {
printk(KERN_INFO "%s: setting pci latency timer to %d\n",
pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev);
pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat);
printk(KERN_INFO "%s: found at %s, rev: %d, irq: %d, "
- "latency: %d, mmio: 0x%lx\n", dev->name,
+ "latency: %d, mmio: 0x%llx\n", dev->name,
pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
- dev->pci_lat,pci_resource_start(pci_dev,0));
+ dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0));
pci_set_master(pci_dev);
- if (!pci_dma_supported(pci_dev,0xffffffff)) {
+ if (!pci_dma_supported(pci_dev, DMA_32BIT_MASK)) {
printk("%s: Oops: no 32bit PCI DMA ???\n",dev->name);
err = -EIO;
goto fail1;
must_configure_manually();
dev->board = SAA7134_BOARD_UNKNOWN;
}
+ dev->autodetected = card[dev->nr] != dev->board;
dev->tuner_type = saa7134_boards[dev->board].tuner_type;
dev->tda9887_conf = saa7134_boards[dev->board].tda9887_conf;
if (UNSET != tuner[dev->nr])
dev->tuner_type = tuner[dev->nr];
- printk(KERN_INFO "%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n",
- dev->name,pci_dev->subsystem_vendor,
- pci_dev->subsystem_device,saa7134_boards[dev->board].name,
- dev->board, card[dev->nr] == dev->board ?
- "insmod option" : "autodetected");
+ printk(KERN_INFO "%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n",
+ dev->name,pci_dev->subsystem_vendor,
+ pci_dev->subsystem_device,saa7134_boards[dev->board].name,
+ dev->board, dev->autodetected ?
+ "autodetected" : "insmod option");
/* get mmio */
if (!request_mem_region(pci_resource_start(pci_dev,0),
pci_resource_len(pci_dev,0),
dev->name)) {
err = -EBUSY;
- printk(KERN_ERR "%s: can't get MMIO memory @ 0x%lx\n",
- dev->name,pci_resource_start(pci_dev,0));
+ printk(KERN_ERR "%s: can't get MMIO memory @ 0x%llx\n",
+ dev->name,(unsigned long long)pci_resource_start(pci_dev,0));
goto fail1;
}
dev->lmmio = ioremap(pci_resource_start(pci_dev,0), 0x1000);
/* get irq */
err = request_irq(pci_dev->irq, saa7134_irq,
- SA_SHIRQ | SA_INTERRUPT, dev->name, dev);
+ IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
if (err < 0) {
printk(KERN_ERR "%s: can't get IRQ %d\n",
dev->name,pci_dev->irq);
/* load i2c helpers */
if (TUNER_ABSENT != dev->tuner_type)
request_module("tuner");
- if (dev->tda9887_conf)
- request_module("tda9887");
if (card_is_empress(dev)) {
request_module("saa6752hs");
request_module_depend("saa7134-empress",&need_empress);
v4l2_prio_init(&dev->prio);
/* register v4l devices */
+ if (saa7134_no_overlay <= 0) {
+ saa7134_video_template.type |= VID_TYPE_OVERLAY;
+ } else {
+ printk("%s: Overlay support disabled.\n",dev->name);
+ }
dev->video_dev = vdev_init(dev,&saa7134_video_template,"video");
err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
video_nr[dev->nr]);