diff options
author | José Roberto de Souza <jose.souza@intel.com> | 2018-09-18 22:47:12 +0200 |
---|---|---|
committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2018-09-27 02:06:19 +0200 |
commit | 6323113b7af6ef2f095f159752b06e83a64d8b9a (patch) | |
tree | f475ef171ee497f50f0385763dc90986045cd3a3 /drivers/gpu/drm/i915/i915_pci.c | |
parent | drm/i915: Do not modifiy reserved bit in gens that do not have IPC (diff) | |
download | linux-6323113b7af6ef2f095f159752b06e83a64d8b9a.tar.xz linux-6323113b7af6ef2f095f159752b06e83a64d8b9a.zip |
drm/i915: Move SKL IPC WA to HAS_IPC()
SKL has IPC but it should not be set according to the WA, so lets
just mark as it don't have it to simply the code and avoid
unnecessary MMIO writes at every call to intel_enable_ipc().
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180918204714.27306-4-jose.souza@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_pci.c')
-rw-r--r-- | drivers/gpu/drm/i915/i915_pci.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index d6f7b9fe1d26..adac75e5d5f7 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -472,6 +472,8 @@ static const struct intel_device_info intel_cherryview_info = { #define SKL_PLATFORM \ GEN9_FEATURES, \ + /* Display WA #0477 WaDisableIPC: skl */ \ + .has_ipc = 0, \ PLATFORM(INTEL_SKYLAKE) static const struct intel_device_info intel_skylake_gt1_info = { |