[PATCH 3/3] drm/nv4c/bios: disallow retrieving from prom on nv4x igp's (original) (raw)
Ilia Mirkin imirkin at alum.mit.edu
Wed Feb 5 11:33:04 PST 2014
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Suggested-by: Marcin Kościelnicki <koriakin at 0x04.net> Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
drivers/gpu/drm/nouveau/core/subdev/bios/base.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c index aa0fbbe..ef0c9c4 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c +++ b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c @@ -130,6 +130,10 @@ nouveau_bios_shadow_prom(struct nouveau_bios bios) u16 pcir; int i; + / there is no prom on nv4x IGP's / + if (device->card_type == NV_40 && device->chipset >= 0x4c) + return; + / enable access to rom */ if (device->card_type >= NV_50) pcireg = 0x088050;
1.8.3.2
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