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path: root/drivers/gpu/drm/nouveau/nouveau_bios.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bios.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_bios.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c
index e7e69ccce5c9..745ff3788e9d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -178,6 +178,25 @@ out:
pci_disable_rom(dev->pdev);
}
+static void load_vbios_acpi(struct drm_device *dev, uint8_t *data)
+{
+ int i;
+ int ret;
+ int size = 64 * 1024;
+
+ if (!nouveau_acpi_rom_supported(dev->pdev))
+ return;
+
+ for (i = 0; i < (size / ROM_BIOS_PAGE); i++) {
+ ret = nouveau_acpi_get_bios_chunk(data,
+ (i * ROM_BIOS_PAGE),
+ ROM_BIOS_PAGE);
+ if (ret <= 0)
+ break;
+ }
+ return;
+}
+
struct methods {
const char desc[8];
void (*loadbios)(struct drm_device *, uint8_t *);
@@ -191,6 +210,7 @@ static struct methods nv04_methods[] = {
};
static struct methods nv50_methods[] = {
+ { "ACPI", load_vbios_acpi, true },
{ "PRAMIN", load_vbios_pramin, true },
{ "PROM", load_vbios_prom, false },
{ "PCIROM", load_vbios_pci, true },
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