Bit12 of the Forcewake request register should not be cleared post gen12. Do not touch this bit while clearing during fw domain reset. Bspec: 52542 Signed-off-by: Sushma Venkatesh Reddy <sushma.venkatesh.reddy@xxxxxxxxx> Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@xxxxxxxxx> --- drivers/gpu/drm/i915/intel_uncore.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index a852c471d1b3..c85e2b686c95 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -113,7 +113,10 @@ fw_domain_reset(const struct intel_uncore_forcewake_domain *d) * off in ICL+), so no waiting for acks */ /* WaRsClearFWBitsAtReset:bdw,skl */ - fw_clear(d, 0xffff); + if (GRAPHICS_VER(d->uncore->i915) >= 12) + fw_clear(d, 0xefff); + else + fw_clear(d, 0xffff); } static inline void -- 2.25.1
