diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_fifo_underrun.h')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_fifo_underrun.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fifo_underrun.h b/drivers/gpu/drm/i915/display/intel_fifo_underrun.h new file mode 100644 index 000000000000..ebecc4347cfb --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_fifo_underrun.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2019 Intel Corporation + */ + +#ifndef __INTEL_FIFO_UNDERRUN_H__ +#define __INTEL_FIFO_UNDERRUN_H__ + +#include <linux/types.h> + +enum pipe; +struct intel_crtc; +struct intel_display; + +void intel_init_fifo_underrun_reporting(struct intel_display *display, + struct intel_crtc *crtc, bool enable); +bool intel_set_cpu_fifo_underrun_reporting(struct intel_display *display, + enum pipe pipe, bool enable); +bool intel_set_pch_fifo_underrun_reporting(struct intel_display *display, + enum pipe pch_transcoder, + bool enable); +void intel_cpu_fifo_underrun_irq_handler(struct intel_display *display, + enum pipe pipe); +void intel_pch_fifo_underrun_irq_handler(struct intel_display *display, + enum pipe pch_transcoder); +void intel_check_cpu_fifo_underruns(struct intel_display *display); +void intel_check_pch_fifo_underruns(struct intel_display *display); + +#endif /* __INTEL_FIFO_UNDERRUN_H__ */ |