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bios: require checksum to match for fast acpi shadow method

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
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skeggsb committed Oct 18, 2016
1 parent 4bc9962 commit cb9ffed870da6ef38971ce241be224b5ce4292ea
@@ -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);
@@ -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;
}
@@ -99,6 +99,7 @@ nvbios_acpi_fast = {
.init = acpi_init,
.read = acpi_read_fast,
.rw = false,
.require_checksum = true,
};

const struct nvbios_source

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