diff options
Diffstat (limited to 'drivers/pci/pci-uclass.c')
| -rw-r--r-- | drivers/pci/pci-uclass.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c index 601557a875..337ac137d1 100644 --- a/drivers/pci/pci-uclass.c +++ b/drivers/pci/pci-uclass.c @@ -874,6 +874,7 @@ static void decode_regions(struct pci_controller *hose, ofnode parent_node, struct bd_info *bd = gd->bd; int cells_per_record; const u32 *prop; + int max_regions; int len; int i; @@ -893,7 +894,13 @@ static void decode_regions(struct pci_controller *hose, ofnode parent_node, hose->region_count = 0; debug("%s: len=%d, cells_per_record=%d\n", __func__, len, cells_per_record); - for (i = 0; i < MAX_PCI_REGIONS; i++, len -= cells_per_record) { + + /* Dynamically allocate the regions array */ + max_regions = len / cells_per_record + CONFIG_NR_DRAM_BANKS; + hose->regions = (struct pci_region *) + calloc(1, max_regions * sizeof(struct pci_region)); + + for (i = 0; i < max_regions; i++, len -= cells_per_record) { u64 pci_addr, addr, size; int space_code; u32 flags; @@ -943,11 +950,6 @@ static void decode_regions(struct pci_controller *hose, ofnode parent_node, return; for (i = 0; i < CONFIG_NR_DRAM_BANKS; ++i) { - if (hose->region_count == MAX_PCI_REGIONS) { - pr_err("maximum number of regions parsed, aborting\n"); - break; - } - if (bd->bi_dram[i].size) { pci_set_region(hose->regions + hose->region_count++, bd->bi_dram[i].start, |