diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 9 |
4 files changed, 22 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 5957db463e27..f13f30d65172 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2772,6 +2772,7 @@ extern void intel_modeset_setup_hw_state(struct drm_device *dev, extern void i915_redisable_vga(struct drm_device *dev); extern void i915_redisable_vga_power_on(struct drm_device *dev); extern bool intel_fbc_enabled(struct drm_device *dev); +extern void gen8_fbc_sw_flush(struct drm_device *dev, u32 value); extern void intel_disable_fbc(struct drm_device *dev); extern bool ironlake_set_drps(struct drm_device *dev, u8 val); extern void intel_init_pch_refclk(struct drm_device *dev); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 794aa5e611eb..cbd159163722 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -9082,6 +9082,9 @@ void intel_frontbuffer_flush(struct drm_device *dev, intel_mark_fb_busy(dev, frontbuffer_bits, NULL); intel_edp_psr_flush(dev, frontbuffer_bits); + + if (IS_GEN8(dev)) + gen8_fbc_sw_flush(dev, FBC_REND_CACHE_CLEAN); } /** diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 2253f878adf4..b9edfd426a19 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -345,6 +345,16 @@ bool intel_fbc_enabled(struct drm_device *dev) return dev_priv->display.fbc_enabled(dev); } +void gen8_fbc_sw_flush(struct drm_device *dev, u32 value) +{ + struct drm_i915_private *dev_priv = dev->dev_private; + + if (!IS_GEN8(dev)) + return; + + I915_WRITE(MSG_FBC_REND_STATE, value); +} + static void intel_fbc_work_fn(struct work_struct *__work) { struct intel_fbc_work *work = diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 4fb1ec95ec08..de7654623acc 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -444,7 +444,14 @@ gen8_render_ring_flush(struct intel_engine_cs *ring, return ret; } - return gen8_emit_pipe_control(ring, flags, scratch_addr); + ret = gen8_emit_pipe_control(ring, flags, scratch_addr); + if (ret) + return ret; + + if (!invalidate_domains && flush_domains) + return gen7_ring_fbc_flush(ring, FBC_REND_NUKE); + + return 0; } static void ring_write_tail(struct intel_engine_cs *ring, |