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
#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 = {
if (!HAS_IPC(dev_priv))
return;
- /* Display WA #0477 WaDisableIPC: skl */
- if (IS_SKYLAKE(dev_priv))
- dev_priv->ipc_enabled = false;
-
/* Display WA #1141: SKL:all KBL:all CFL */
if ((IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv)) &&
!dev_priv->dram_info.symmetric_memory)