Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/i915: Extract intel_mode_vblank_end()
Extract intel_mode_vblank_end() in the same vein as
intel_mode_vblank_start(). While we have only one use
of this it seems nicer to unify the approach.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240528185647.7765-3-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
+13
-4
+12
-4
drivers/gpu/drm/i915/display/intel_vblank.c
+12
-4
drivers/gpu/drm/i915/display/intel_vblank.c
···
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hsync_start = mode->crtc_hsync_start;
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vtotal = mode->crtc_vtotal;
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vbl_start = intel_mode_vblank_start(mode);
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-
vbl_end = mode->crtc_vblank_end;
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+
vbl_end = intel_mode_vblank_end(mode);
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-
if (mode->flags & DRM_MODE_FLAG_INTERLACE) {
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-
vbl_end /= 2;
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+
if (mode->flags & DRM_MODE_FLAG_INTERLACE)
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vtotal /= 2;
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-
}
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/*
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* Enter vblank critical section, as we will do multiple
···
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vblank_start = DIV_ROUND_UP(vblank_start, 2);
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return vblank_start;
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+
}
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+
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+
int intel_mode_vblank_end(const struct drm_display_mode *mode)
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+
{
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+
int vblank_end = mode->crtc_vblank_end;
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+
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if (mode->flags & DRM_MODE_FLAG_INTERLACE)
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vblank_end /= 2;
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+
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+
return vblank_end;
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}
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void intel_vblank_evade_init(const struct intel_crtc_state *old_crtc_state,
+1
drivers/gpu/drm/i915/display/intel_vblank.h
+1
drivers/gpu/drm/i915/display/intel_vblank.h
···
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};
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int intel_mode_vblank_start(const struct drm_display_mode *mode);
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+
int intel_mode_vblank_end(const struct drm_display_mode *mode);
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void intel_vblank_evade_init(const struct intel_crtc_state *old_crtc_state,
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const struct intel_crtc_state *new_crtc_state,