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author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2015-12-14 18:23:47 +0200 |
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committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2016-01-12 16:12:44 +0200 |
commit | 7244f309b0fc6508ec585e723ae92057f5bd5855 (patch) | |
tree | 47c61889127e38a8cd445707e54acf3766bee19f /drivers/gpu/drm/i915/intel_bios.c | |
parent | 52b69c849ab4a343e696a0e45d557550f15450a6 (diff) | |
download | op-kernel-dev-7244f309b0fc6508ec585e723ae92057f5bd5855.zip op-kernel-dev-7244f309b0fc6508ec585e723ae92057f5bd5855.tar.gz |
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 <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1450110229-30450-9-git-send-email-ville.syrjala@linux.intel.com
Acked-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_bios.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_bios.c | 4 |
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 1de16f2..12e2f8b 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); |