diff options
| author | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2015-12-09 07:51:59 -0800 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2015-12-09 07:52:39 -0800 |
| commit | a25c9f00ce2586dfa70ea16fc2e3f2f9043cea62 (patch) | |
| tree | fa13c9ca3ecb96de4ab73ef2a1319aa881140b3f /drivers/gpu/drm/i915/intel_csr.c | |
| parent | 893da0c9bcb26acf1ac277f29231bb2a3b0aa95c (diff) | |
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
Diffstat (limited to 'drivers/gpu/drm/i915/intel_csr.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_csr.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c index 6c6a6695e99c..9bb63a85997a 100644 --- a/drivers/gpu/drm/i915/intel_csr.c +++ b/drivers/gpu/drm/i915/intel_csr.c @@ -166,6 +166,14 @@ struct stepping_info { char substepping; }; +/* + * Kabylake derivated from Skylake H0, so SKL H0 + * is the right firmware for KBL A0 (revid 0). + */ +static const struct stepping_info kbl_stepping_info[] = { + {'H', '0'}, {'I', '0'} +}; + static const struct stepping_info skl_stepping_info[] = { {'A', '0'}, {'B', '0'}, {'C', '0'}, {'D', '0'}, {'E', '0'}, {'F', '0'}, @@ -182,7 +190,10 @@ static const struct stepping_info *intel_get_stepping_info(struct drm_device *de const struct stepping_info *si; unsigned int size; - if (IS_SKYLAKE(dev)) { + if (IS_KABYLAKE(dev)) { + size = ARRAY_SIZE(kbl_stepping_info); + si = kbl_stepping_info; + } else if (IS_SKYLAKE(dev)) { size = ARRAY_SIZE(skl_stepping_info); si = skl_stepping_info; } else if (IS_BROXTON(dev)) { |