diff options
| author | Mahesh Kumar <mahesh1.kumar@intel.com> | 2018-08-24 15:02:24 +0530 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2018-09-13 14:33:03 -0700 |
| commit | f361912aa9bfefbdf875b185fc93f2454d917b4a (patch) | |
| tree | 8b8b95387faeda2c088fe58eb5cbc52171ca5710 /drivers/gpu/drm/i915/intel_pm.c | |
| parent | drm/i915: Implement 16GB dimm wa for latency level-0 (diff) | |
| download | linux-f361912aa9bfefbdf875b185fc93f2454d917b4a.tar.gz linux-f361912aa9bfefbdf875b185fc93f2454d917b4a.zip | |
drm/i915/skl+: don't trust IPC value set by BIOS
If KMS decide to disable IPC make sure we override IPC configuration set
by BIOS.
Signed-off-by: Mahesh Kumar <mahesh1.kumar@intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180824093225.12598-5-mahesh1.kumar@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 09463e3d7948..ac8177032faf 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -6118,10 +6118,8 @@ void intel_enable_ipc(struct drm_i915_private *dev_priv) u32 val; /* Display WA #0477 WaDisableIPC: skl */ - if (IS_SKYLAKE(dev_priv)) { + if (IS_SKYLAKE(dev_priv)) dev_priv->ipc_enabled = false; - return; - } val = I915_READ(DISP_ARB_CTL2); |