Merge tag 'drm-intel-fixes-2023-10-19' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes

- Fix display issue that was blocking S0ix (Khaled)
- Retry gtt fault when out of fence registers (Ville)

Signed-off-by: Dave Airlie <[email protected]>

From: Rodrigo Vivi <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/ZTFXbo6M5bWp/[email protected]

Author: airlied

drivers/gpu/drm/i915/display/intel_cx0_phy.c

@@ -2553,8 +2553,7 @@ static void intel_cx0_phy_lane_reset(struct drm_i915_private *i915,
 		drm_warn(&i915->drm, "PHY %c failed to bring out of SOC reset after %dus.\n",
 			 phy_name(phy), XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US);
 
-	intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port),
-		     XELPDP_LANE_PIPE_RESET(0) | XELPDP_LANE_PIPE_RESET(1),
+	intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port), lane_pipe_reset,
 		     lane_pipe_reset);
 
 	if (__intel_de_wait_for_register(i915, XELPDP_PORT_BUF_CTL2(port),

drivers/gpu/drm/i915/gem/i915_gem_mman.c

@@ -235,6 +235,7 @@ static vm_fault_t i915_error_to_vmf_fault(int err)
 	case 0:
 	case -EAGAIN:
 	case -ENOSPC: /* transient failure to evict? */
+	case -ENOBUFS: /* temporarily out of fences? */
 	case -ERESTARTSYS:
 	case -EINTR:
 	case -EBUSY: