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nvidiafb/rivafb: switch to pci_get refcounting 

Switch to pci_get refcounting APIs

[adaplas]
Fix a long-standing bug where the return value of
pci_find_slot()/pci_get_bus_and_slot() is ignored.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alan Cox 2007-05-08 00:39:28 -07:00 committed by Linus Torvalds
parent dbe7e429fe
commit d37363409b
4 changed files with 23 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/video/nvidia/nv_hw.c
View File

@ -686,7 +686,7 @@ static void nForceUpdateArbitrationSettings(unsigned VClk,
if ((par->Chipset & 0x0FF0) == 0x01A0) {
unsigned int uMClkPostDiv;
dev = pci_find_slot(0, 3);
dev = pci_get_bus_and_slot(0, 3);
pci_read_config_dword(dev, 0x6C, &uMClkPostDiv);
uMClkPostDiv = (uMClkPostDiv >> 8) & 0xf;
@ -694,11 +694,11 @@ static void nForceUpdateArbitrationSettings(unsigned VClk,
uMClkPostDiv = 4;
MClk = 400000 / uMClkPostDiv;
} else {
dev = pci_find_slot(0, 5);
dev = pci_get_bus_and_slot(0, 5);
pci_read_config_dword(dev, 0x4c, &MClk);
MClk /= 1000;
}
pci_dev_put(dev);
pll = NV_RD32(par->PRAMDAC0, 0x0500);
M = (pll >> 0) & 0xFF;
N = (pll >> 8) & 0xFF;
@ -707,19 +707,21 @@ static void nForceUpdateArbitrationSettings(unsigned VClk,
sim_data.pix_bpp = (char)pixelDepth;
sim_data.enable_video = 0;
sim_data.enable_mp = 0;
pci_find_slot(0, 1);
dev = pci_get_bus_and_slot(0, 1);
pci_read_config_dword(dev, 0x7C, &sim_data.memory_type);
pci_dev_put(dev);
sim_data.memory_type = (sim_data.memory_type >> 12) & 1;
sim_data.memory_width = 64;
dev = pci_find_slot(0, 3);
dev = pci_get_bus_and_slot(0, 3);
pci_read_config_dword(dev, 0, &memctrl);
pci_dev_put(dev);
memctrl >>= 16;
if ((memctrl == 0x1A9) || (memctrl == 0x1AB) || (memctrl == 0x1ED)) {
int dimm[3];
pci_find_slot(0, 2);
dev = pci_get_bus_and_slot(0, 2);
pci_read_config_dword(dev, 0x40, &dimm[0]);
dimm[0] = (dimm[0] >> 8) & 0x4f;
pci_read_config_dword(dev, 0x44, &dimm[1]);
@ -731,6 +733,7 @@ static void nForceUpdateArbitrationSettings(unsigned VClk,
printk("nvidiafb: your nForce DIMMs are not arranged "
"in optimal banks!\n");
}
pci_dev_put(dev);
}
sim_data.mem_latency = 3;

3
drivers/video/nvidia/nv_setup.c
View File

@ -261,7 +261,7 @@ static void nv10GetConfig(struct nvidia_par *par)
}
#endif
dev = pci_find_slot(0, 1);
dev = pci_get_bus_and_slot(0, 1);
if ((par->Chipset & 0xffff) == 0x01a0) {
int amt = 0;
@ -276,6 +276,7 @@ static void nv10GetConfig(struct nvidia_par *par)
par->RamAmountKBytes =
(NV_RD32(par->PFB, 0x020C) & 0xFFF00000) >> 10;
}
pci_dev_put(dev);
par->CrystalFreqKHz = (NV_RD32(par->PEXTDEV, 0x0000) & (1 << 6)) ?
14318 : 13500;

6
drivers/video/riva/nv_driver.c
View File

@ -231,12 +231,14 @@ unsigned long riva_get_memlen(struct riva_par *par)
case NV_ARCH_30:
if(chipset == NV_CHIP_IGEFORCE2) {
dev = pci_find_slot(0, 1);
dev = pci_get_bus_and_slot(0, 1);
pci_read_config_dword(dev, 0x7C, &amt);
pci_dev_put(dev);
memlen = (((amt >> 6) & 31) + 1) * 1024;
} else if (chipset == NV_CHIP_0x01F0) {
dev = pci_find_slot(0, 1);
dev = pci_get_bus_and_slot(0, 1);
pci_read_config_dword(dev, 0x84, &amt);
pci_dev_put(dev);
memlen = (((amt >> 4) & 127) + 1) * 1024;
} else {
switch ((NV_RD32(chip->PFB, 0x0000020C) >> 20) &

12
drivers/video/riva/riva_hw.c
View File

@ -1118,8 +1118,9 @@ static void nForceUpdateArbitrationSettings
unsigned int uMClkPostDiv;
struct pci_dev *dev;
dev = pci_find_slot(0, 3);
dev = pci_get_bus_and_slot(0, 3);
pci_read_config_dword(dev, 0x6C, &uMClkPostDiv);
pci_dev_put(dev);
uMClkPostDiv = (uMClkPostDiv >> 8) & 0xf;
if(!uMClkPostDiv) uMClkPostDiv = 4;
@ -1132,8 +1133,9 @@ static void nForceUpdateArbitrationSettings
sim_data.enable_video = 0;
sim_data.enable_mp = 0;
dev = pci_find_slot(0, 1);
dev = pci_get_bus_and_slot(0, 1);
pci_read_config_dword(dev, 0x7C, &sim_data.memory_type);
pci_dev_put(dev);
sim_data.memory_type = (sim_data.memory_type >> 12) & 1;
sim_data.memory_width = 64;
@ -2112,12 +2114,14 @@ static void nv10GetConfig
* Fill in chip configuration.
*/
if(chipset == NV_CHIP_IGEFORCE2) {
dev = pci_find_slot(0, 1);
dev = pci_get_bus_and_slot(0, 1);
pci_read_config_dword(dev, 0x7C, &amt);
pci_dev_put(dev);
chip->RamAmountKBytes = (((amt >> 6) & 31) + 1) * 1024;
} else if(chipset == NV_CHIP_0x01F0) {
dev = pci_find_slot(0, 1);
dev = pci_get_bus_and_slot(0, 1);
pci_read_config_dword(dev, 0x84, &amt);
pci_dev_put(dev);
chip->RamAmountKBytes = (((amt >> 4) & 127) + 1) * 1024;
} else {
switch ((NV_RD32(chip->PFB, 0x0000020C) >> 20) & 0x000000FF)