From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Deduplicate the code to convert the full timings to
per-pipe timings for bigjoiner usage.
Reviewed-by: Manasi Navare <manasi.d.navare@xxxxxxxxx>
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_display.c | 41 +++++++++-----------
1 file changed, 18 insertions(+), 23 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 43ef14e8d9d3..650577b5e1fc 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -2728,6 +2728,21 @@ static void intel_crtc_compute_pixel_rate(struct intel_crtc_state *crtc_state)
ilk_pipe_pixel_rate(crtc_state);
}
+static void intel_bigjoiner_adjust_timings(const struct intel_crtc_state *crtc_state,
+ struct drm_display_mode *mode)
+{
+ if (!crtc_state->bigjoiner)
+ return;
+
+ mode->crtc_clock /= 2;
+ mode->crtc_hdisplay /= 2;
+ mode->crtc_hblank_start /= 2;
+ mode->crtc_hblank_end /= 2;
+ mode->crtc_hsync_start /= 2;
+ mode->crtc_hsync_end /= 2;
+ mode->crtc_htotal /= 2;
+}
+
static void intel_splitter_adjust_timings(const struct intel_crtc_state *crtc_state,
struct drm_display_mode *mode)
{
@@ -2760,19 +2775,7 @@ static void intel_crtc_readout_derived_state(struct intel_crtc_state *crtc_state
drm_mode_copy(pipe_mode, adjusted_mode);
- if (crtc_state->bigjoiner) {
- /*
- * transcoder is programmed to the full mode,
- * but pipe timings are half of the transcoder mode
- */
- pipe_mode->crtc_hdisplay /= 2;
- pipe_mode->crtc_hblank_start /= 2;
- pipe_mode->crtc_hblank_end /= 2;
- pipe_mode->crtc_hsync_start /= 2;
- pipe_mode->crtc_hsync_end /= 2;
- pipe_mode->crtc_htotal /= 2;
- pipe_mode->crtc_clock /= 2;
- }
+ intel_bigjoiner_adjust_timings(crtc_state, pipe_mode);
if (crtc_state->splitter.enable) {
intel_splitter_adjust_timings(crtc_state, pipe_mode);
@@ -2808,17 +2811,9 @@ static int intel_crtc_compute_config(struct intel_crtc *crtc,
drm_mode_copy(pipe_mode, &crtc_state->hw.adjusted_mode);
- /* Adjust pipe_mode for bigjoiner, with half the horizontal mode */
- if (crtc_state->bigjoiner) {
- pipe_mode->crtc_clock /= 2;
- pipe_mode->crtc_hdisplay /= 2;
- pipe_mode->crtc_hblank_start /= 2;
- pipe_mode->crtc_hblank_end /= 2;
- pipe_mode->crtc_hsync_start /= 2;
- pipe_mode->crtc_hsync_end /= 2;
- pipe_mode->crtc_htotal /= 2;
+ intel_bigjoiner_adjust_timings(crtc_state, pipe_mode);
+ if (crtc_state->bigjoiner)
crtc_state->pipe_src_w /= 2;
- }
intel_splitter_adjust_timings(crtc_state, pipe_mode);
--
2.34.1
