37 lines
995 B
C
37 lines
995 B
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2023 Intel Corporation
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*/
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#ifndef __INTEL_LINK_BW_H__
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#define __INTEL_LINK_BW_H__
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#include <linux/types.h>
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#include "intel_display_limits.h"
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struct intel_atomic_state;
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struct intel_crtc_state;
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struct intel_link_bw_limits {
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u8 force_fec_pipes;
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u8 bpp_limit_reached_pipes;
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/* in 1/16 bpp units */
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int max_bpp_x16[I915_MAX_PIPES];
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};
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void intel_link_bw_init_limits(struct intel_atomic_state *state,
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struct intel_link_bw_limits *limits);
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int intel_link_bw_reduce_bpp(struct intel_atomic_state *state,
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struct intel_link_bw_limits *limits,
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u8 pipe_mask,
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const char *reason);
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bool intel_link_bw_set_bpp_limit_for_pipe(struct intel_atomic_state *state,
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const struct intel_link_bw_limits *old_limits,
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struct intel_link_bw_limits *new_limits,
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enum pipe pipe);
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int intel_link_bw_atomic_check(struct intel_atomic_state *state,
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struct intel_link_bw_limits *new_limits);
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#endif
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