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| author | Jani Nikula <jani.nikula@intel.com> | 2021-12-01 15:57:07 +0200 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2021-12-03 11:09:41 +0200 |
| commit | 92e9624ad9468bdfcf652ba2cbea9d8995397fa6 (patch) | |
| tree | a74d55368b0a3646e0a4379d9bc60fa8065da0fa /drivers/gpu/drm/i915/display/intel_crtc.c | |
| parent | 2ebc9e4af0291d2e8d14ecc0bad8f36de8cc6e62 (diff) | |
| download | linux-92e9624ad9468bdfcf652ba2cbea9d8995397fa6.tar.gz linux-92e9624ad9468bdfcf652ba2cbea9d8995397fa6.tar.bz2 linux-92e9624ad9468bdfcf652ba2cbea9d8995397fa6.zip | |
drm/i915/crtc: un-inline some crtc functions and move to intel_crtc.[ch]
Move a number of crtc/pipe related functions to intel_crtc.[ch], and
un-inline to avoid looking into struct drm_i915_private guts in header
files.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/c0be2adc4a7f7e72a47e12a57f742aaa42b813e6.1638366969.git.jani.nikula@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_crtc.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_crtc.c b/drivers/gpu/drm/i915/display/intel_crtc.c index 243d5cc29734..43554b591904 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc.c +++ b/drivers/gpu/drm/i915/display/intel_crtc.c @@ -36,6 +36,48 @@ static void assert_vblank_disabled(struct drm_crtc *crtc) drm_crtc_vblank_put(crtc); } +bool intel_pipe_valid(struct drm_i915_private *i915, enum pipe pipe) +{ + return (pipe >= 0 && + pipe < ARRAY_SIZE(i915->pipe_to_crtc_mapping) && + INTEL_INFO(i915)->pipe_mask & BIT(pipe) && + i915->pipe_to_crtc_mapping[pipe]); +} + +struct intel_crtc *intel_get_first_crtc(struct drm_i915_private *i915) +{ + return to_intel_crtc(drm_crtc_from_index(&i915->drm, 0)); +} + +struct intel_crtc *intel_crtc_for_pipe(struct drm_i915_private *i915, + enum pipe pipe) +{ + /* pipe_to_crtc_mapping may have hole on any of 3 display pipe system */ + drm_WARN_ON(&i915->drm, + !(INTEL_INFO(i915)->pipe_mask & BIT(pipe))); + return i915->pipe_to_crtc_mapping[pipe]; +} + +struct intel_crtc *intel_crtc_for_plane(struct drm_i915_private *i915, + enum i9xx_plane_id plane) +{ + return i915->plane_to_crtc_mapping[plane]; +} + +void intel_crtc_wait_for_next_vblank(struct intel_crtc *crtc) +{ + drm_crtc_wait_one_vblank(&crtc->base); +} + +void intel_wait_for_vblank_if_active(struct drm_i915_private *i915, + enum pipe pipe) +{ + struct intel_crtc *crtc = intel_crtc_for_pipe(i915, pipe); + + if (crtc->active) + intel_crtc_wait_for_next_vblank(crtc); +} + u32 intel_crtc_get_vblank_counter(struct intel_crtc *crtc) { struct drm_device *dev = crtc->base.dev; |