4.4-stable patches

4.4-stable patches

added patches:
	drm-amdkfd-uninitialized-variable-in-dbgdev_wave_control_set_registers.patch
	drm-dp-mst-get-validated-port-ref-in-drm_dp_update_payload_part1.patch
	drm-dp-mst-restore-primary-hub-guid-on-resume.patch
	drm-dp-mst-validate-port-in-drm_dp_payload_send_msg.patch
	drm-i915-cleanup-phys-status-page-too.patch
	drm-i915-fixup-the-free-space-logic-in-ring_prepare.patch
	drm-i915-skl_update_scaler-wants-a-rotation-bitmask-instead-of-bit-number.patch
	drm-i915-use-fw_domains_put_with_fifo-on-hsw.patch
	drm-loongson-3-doesn-t-fully-support-wc-memory.patch
	drm-nouveau-gr-gf100-select-a-stream-master-to-fixup-tfb-offset-queries.patch
	drm-radeon-add-a-quirk-for-a-xfx-r9-270x.patch
	drm-radeon-fix-initial-connector-audio-value.patch
	drm-radeon-fix-vertical-bars-appear-on-monitor-v2.patch
	drm-radeon-forbid-mapping-of-userptr-bo-through-radeon-device-file.patch
	edac-i7core-sb_edac-don-t-return-notify_bad-from-mce_decoder-callback.patch
	i2c-cpm-fix-build-break-due-to-incompatible-pointer-types.patch
	i2c-exynos5-fix-possible-abba-deadlock-by-keeping-i2c-clock-prepared.patch
	perf-intel-pt-fix-segfault-tracing-transactions.patch
	pwm-brcmstb-fix-check-of-devm_ioremap_resource-return-code.patch
	toshiba_acpi-fix-regression-caused-by-hotkey-enabling-value.patch