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Diffstat (limited to 'arch/mn10300/unit-asb2305/pci-asb2305.c')
-rw-r--r--arch/mn10300/unit-asb2305/pci-asb2305.c22
1 files changed, 0 insertions, 22 deletions
diff --git a/arch/mn10300/unit-asb2305/pci-asb2305.c b/arch/mn10300/unit-asb2305/pci-asb2305.c
index 8e6763e6f250..c4e2e79281e8 100644
--- a/arch/mn10300/unit-asb2305/pci-asb2305.c
+++ b/arch/mn10300/unit-asb2305/pci-asb2305.c
@@ -213,28 +213,6 @@ void __init pcibios_resource_survey(void)
213 pcibios_allocate_resources(1); 213 pcibios_allocate_resources(1);
214} 214}
215 215
216/*
217 * If we set up a device for bus mastering, we need to check the latency
218 * timer as certain crappy BIOSes forget to set it properly.
219 */
220unsigned int pcibios_max_latency = 255;
221
222void pcibios_set_master(struct pci_dev *dev)
223{
224 u8 lat;
225
226 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat);
227
228 if (lat < 16)
229 lat = (64 <= pcibios_max_latency) ? 64 : pcibios_max_latency;
230 else if (lat > pcibios_max_latency)
231 lat = pcibios_max_latency;
232 else
233 return;
234
235 pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat);
236}
237
238int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, 216int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
239 enum pci_mmap_state mmap_state, int write_combine) 217 enum pci_mmap_state mmap_state, int write_combine)
240{ 218{