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authorVille Syrjälä <[email protected]>2015-12-14 18:23:47 +0200
committerVille Syrjälä <[email protected]>2016-01-12 16:12:44 +0200
commit7244f309b0fc6508ec585e723ae92057f5bd5855 (patch)
tree47c61889127e38a8cd445707e54acf3766bee19f
parent52b69c849ab4a343e696a0e45d557550f15450a6 (diff)
drm/i915: Expect child dev size of 22 bytes for VBT < 106
My 830 has VBT version 105 with child device size of 22 bytes. Let's assume that's correct and adjust our expectations. Signed-off-by: Ville Syrjälä <[email protected]> Link: http://patchwork.freedesktop.org/patch/msgid/[email protected] Acked-by: Jani Nikula <[email protected]>
-rw-r--r--drivers/gpu/drm/i915/intel_bios.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index 1de16f21121a..12e2f8b8bf9c 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -1157,7 +1157,9 @@ parse_device_mapping(struct drm_i915_private *dev_priv,
DRM_DEBUG_KMS("No general definition block is found, no devices defined.\n");
return;
}
- if (bdb->version < 109) {
+ if (bdb->version < 106) {
+ expected_size = 22;
+ } else if (bdb->version < 109) {
expected_size = 27;
} else if (bdb->version < 195) {
BUILD_BUG_ON(sizeof(struct old_child_dev_config) != 33);