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09f390d4e2
We'll need to also look at the old crtc state in intel_pipe_update_start() so change the calling convention to just plumb in the full atomic state instead. Cc: Manasi Navare <navaremanasi@chromium.org> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230901130440.2085-3-ville.syrjala@linux.intel.com Reviewed-by: Manasi Navare <navaremanasi@chromium.org> Reviewed-by: Mitul Golani <mitulkumar.ajitkumar.golani@intel.com>
51 lines
1.7 KiB
C
51 lines
1.7 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2020 Intel Corporation
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*/
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#ifndef _INTEL_CRTC_H_
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#define _INTEL_CRTC_H_
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#include <linux/types.h>
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enum i9xx_plane_id;
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enum pipe;
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struct drm_display_mode;
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struct drm_i915_private;
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struct intel_atomic_state;
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struct intel_crtc;
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struct intel_crtc_state;
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/*
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* FIXME: We should instead only take spinlocks once for the entire update
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* instead of once per mmio.
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*/
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#if IS_ENABLED(CONFIG_PROVE_LOCKING)
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#define VBLANK_EVASION_TIME_US 250
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#else
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#define VBLANK_EVASION_TIME_US 100
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#endif
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int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode,
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int usecs);
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u32 intel_crtc_max_vblank_count(const struct intel_crtc_state *crtc_state);
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int intel_crtc_init(struct drm_i915_private *dev_priv, enum pipe pipe);
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struct intel_crtc_state *intel_crtc_state_alloc(struct intel_crtc *crtc);
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void intel_crtc_state_reset(struct intel_crtc_state *crtc_state,
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struct intel_crtc *crtc);
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u32 intel_crtc_get_vblank_counter(struct intel_crtc *crtc);
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void intel_crtc_vblank_on(const struct intel_crtc_state *crtc_state);
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void intel_crtc_vblank_off(const struct intel_crtc_state *crtc_state);
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void intel_pipe_update_start(struct intel_atomic_state *state,
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struct intel_crtc *crtc);
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void intel_pipe_update_end(struct intel_atomic_state *state,
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struct intel_crtc *crtc);
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void intel_wait_for_vblank_workers(struct intel_atomic_state *state);
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struct intel_crtc *intel_first_crtc(struct drm_i915_private *i915);
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struct intel_crtc *intel_crtc_for_pipe(struct drm_i915_private *i915,
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enum pipe pipe);
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void intel_wait_for_vblank_if_active(struct drm_i915_private *i915,
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enum pipe pipe);
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void intel_crtc_wait_for_next_vblank(struct intel_crtc *crtc);
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#endif
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