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drm/i915/kbl: Fix DMC load on Kabylake.
Kabylake A0 is based on Skylake H0. v2: Don't assume revid+7 and only load the one we are sure about. v3: Rebase on top of latest changes. v4: Accept cleaner solution from Jani with kbl_stepping_info starting on H0 instead of put a hack on revid. Cc: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: Jani Nikula <jani.nikula@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1449676319-6959-1-git-send-email-rodrigo.vivi@intel.com
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1 changed files with 12 additions and 1 deletions
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@ -166,6 +166,14 @@ struct stepping_info {
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char substepping;
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};
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/*
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* Kabylake derivated from Skylake H0, so SKL H0
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* is the right firmware for KBL A0 (revid 0).
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*/
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static const struct stepping_info kbl_stepping_info[] = {
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{'H', '0'}, {'I', '0'}
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};
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static const struct stepping_info skl_stepping_info[] = {
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{'A', '0'}, {'B', '0'}, {'C', '0'},
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{'D', '0'}, {'E', '0'}, {'F', '0'},
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@ -182,7 +190,10 @@ static const struct stepping_info *intel_get_stepping_info(struct drm_device *de
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const struct stepping_info *si;
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unsigned int size;
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if (IS_SKYLAKE(dev)) {
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if (IS_KABYLAKE(dev)) {
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size = ARRAY_SIZE(kbl_stepping_info);
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si = kbl_stepping_info;
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} else if (IS_SKYLAKE(dev)) {
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size = ARRAY_SIZE(skl_stepping_info);
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si = skl_stepping_info;
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} else if (IS_BROXTON(dev)) {
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