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authorIlia Mirkin <imirkin@alum.mit.edu>2014-03-26 19:37:21 -0400
committerBen Skeggs <bskeggs@redhat.com>2014-05-02 16:24:52 +1000
commita3d0b1218d351c6e6f3cea36abe22236a08cb246 (patch)
treea430656643c44a3cf65be966d4625e2f41fdea24 /drivers/gpu
parent40189b0c6551359a9268c8d6f730914b28623817 (diff)
drm/nouveau/acpi: allow non-optimus setups to load vbios from acpi
There appear to be a crop of new hardware where the vbios is not available from PROM/PRAMIN, but there is a valid _ROM method in ACPI. The data read from PCIROM almost invariably contains invalid instructions (still has the x86 opcodes), which makes this a low-risk way to try to obtain a valid vbios image. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=76475 Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu> Cc: <stable@vger.kernel.org> # v2.6.35+ Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_acpi.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.c b/drivers/gpu/drm/nouveau/nouveau_acpi.c
index 83face3f608f..279206997e5c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.c
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.c
@@ -389,9 +389,6 @@ bool nouveau_acpi_rom_supported(struct pci_dev *pdev)
acpi_status status;
acpi_handle dhandle, rom_handle;
- if (!nouveau_dsm_priv.dsm_detected && !nouveau_dsm_priv.optimus_detected)
- return false;
-
dhandle = ACPI_HANDLE(&pdev->dev);
if (!dhandle)
return false;