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multiple mga device support by Hans-Andreas Engel <engel@node.ch>

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@9632 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
alex 2003-03-21 16:29:04 +00:00
parent a0b6101592
commit 57bd498e1b
1 changed files with 39 additions and 20 deletions
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59
drivers/mga_vid.c
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@ -269,6 +269,7 @@ static uint32_t mga_top_reserved = 0; // reserved space for console font (matrox
static int mga_brightness = 0; // initial brightness
static int mga_contrast = 0; // initial contrast
static int mga_number = 0; // which device/card is taken
//static int mga_force_memsize = 0;
@ -276,6 +277,8 @@ MODULE_PARM(mga_ram_size, "i");
MODULE_PARM(mga_top_reserved, "i");
MODULE_PARM(mga_brightness, "i");
MODULE_PARM(mga_contrast, "i");
MODULE_PARM(mga_number, "i");
MODULE_PARM_DESC(mga_number, "selects matrox device/card (0=first)");
static struct pci_dev *pci_dev;
@ -1306,32 +1309,48 @@ static int mga_vid_find_card(void)
{
struct pci_dev *dev = NULL;
unsigned int card_option;
char *mga_dev_name;
int num_found = 0;
if((dev = pci_find_device(PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G550, NULL)))
while((dev = pci_find_device(PCI_VENDOR_ID_MATROX, PCI_ANY_ID, dev)))
{
is_g400 = 1;
printk(KERN_INFO "mga_vid: Found MGA G550\n");
mga_dev_name = "";
num_found++;
switch(dev->device) {
case PCI_DEVICE_ID_MATROX_G550:
is_g400 = 1;
mga_dev_name = "MGA G550";
break;
case PCI_DEVICE_ID_MATROX_G400:
is_g400 = 1;
mga_dev_name = "MGA G400/G450";
break;
case PCI_DEVICE_ID_MATROX_G200_AGP:
is_g400 = 0;
mga_dev_name = "MGA G200 AGP";
break;
case PCI_DEVICE_ID_MATROX_G200_PCI:
is_g400 = 0;
mga_dev_name = "MGA G200";
break;
default:
num_found--;
printk(KERN_INFO "mga_vid: ignoring matrox device (%d) at %s [%s]\n", dev->device, dev->slot_name, dev->name);
break;
}
if(num_found == mga_number+1)
break;
}
else if((dev = pci_find_device(PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, NULL)))
if(!dev)
{
is_g400 = 1;
printk(KERN_INFO "mga_vid: Found MGA G400/G450\n");
}
else if((dev = pci_find_device(PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, NULL)))
{
is_g400 = 0;
printk(KERN_INFO "mga_vid: Found MGA G200 AGP\n");
}
else if((dev = pci_find_device(PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI, NULL)))
{
is_g400 = 0;
printk(KERN_INFO "mga_vid: Found MGA G200 PCI\n");
}
else
{
printk(KERN_ERR "mga_vid: No supported cards found\n");
if(num_found==0)
printk(KERN_ERR "mga_vid: No supported cards found\n");
else
printk(KERN_ERR "mga_vid: Only %d supported cards found\n", num_found);
return FALSE;
}
printk(KERN_INFO "mga_vid: Found %s at %s [%s]\n", mga_dev_name, dev->slot_name, dev->name);
pci_dev = dev;