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Diffstat (limited to 'kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios')
-rw-r--r--kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h1
-rw-r--r--kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c7
-rw-r--r--kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowacpi.c1
3 files changed, 7 insertions, 2 deletions
diff --git a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
index 212800ecd..7d1d3c6b4 100644
--- a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
+++ b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
@@ -12,6 +12,7 @@ struct nvbios_source {
bool rw;
bool ignore_checksum;
bool no_pcir;
+ bool require_checksum;
};
int nvbios_extend(struct nvkm_bios *, u32 length);
diff --git a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c
index b2557e87a..7deb81b6d 100644
--- a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c
+++ b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c
@@ -86,9 +86,12 @@ shadow_image(struct nvkm_bios *bios, int idx, u32 offset, struct shadow *mthd)
nvbios_checksum(&bios->data[image.base], image.size)) {
nvkm_debug(subdev, "%08x: checksum failed\n",
image.base);
- if (mthd->func->rw)
+ if (!mthd->func->require_checksum) {
+ if (mthd->func->rw)
+ score += 1;
score += 1;
- score += 1;
+ } else
+ return 0;
} else {
score += 3;
}
diff --git a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowacpi.c b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowacpi.c
index 8fecb5ff2..06572f8ce 100644
--- a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowacpi.c
+++ b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowacpi.c
@@ -99,6 +99,7 @@ nvbios_acpi_fast = {
.init = acpi_init,
.read = acpi_read_fast,
.rw = false,
+ .require_checksum = true,
};
const struct nvbios_source