i915/display/intel_bw.c

124 	unsigned int num_psf_gv_points = i915->display.bw.max[0].num_psf_gv_points;
125 	unsigned int num_qgv_points = i915->display.bw.max[0].num_qgv_points;
333 		dclk = max(dclk, qi->points[i].dclk);
393 	int num_groups = ARRAY_SIZE(dev_priv->display.bw.max);
409 		struct intel_bw_info *bi = &dev_priv->display.bw.max[i];
464 	int num_groups = ARRAY_SIZE(dev_priv->display.bw.max);
481 		qi.deinterleave = max(DIV_ROUND_UP(qi.deinterleave, 2), 1);
484 		drm_warn(&dev_priv->drm, "Number of channels exceeds max number of channels.");
501 		struct intel_bw_info *bi = &dev_priv->display.bw.max[i];
509 			bi_next = &dev_priv->display.bw.max[i + 1];
574 	int num_groups = ARRAY_SIZE(i915->display.bw.max);
578 	 * DG2 doesn't have SAGV or QGV points, just a constant max bandwidth
585 		struct intel_bw_info *bi = &i915->display.bw.max[i];
602 	 * Let's return max bw for 0 planes
604 	num_planes = max(1, num_planes);
606 	for (i = 0; i < ARRAY_SIZE(dev_priv->display.bw.max); i++) {
608 			&dev_priv->display.bw.max[i];
612 		 * SAGV is forced to off/min/med/max.
630 	 * Let's return max bw for 0 planes
632 	num_planes = max(1, num_planes);
634 	for (i = ARRAY_SIZE(dev_priv->display.bw.max) - 1; i >= 0; i--) {
636 			&dev_priv->display.bw.max[i];
640 		 * SAGV is forced to off/min/med/max.
656 			&dev_priv->display.bw.max[0];
812 	unsigned int num_qgv_points = i915->display.bw.max[0].num_qgv_points;
833 	 * Find the best QGV point by comparing the data_rate with max data rate
841 		if (bw_index >= ARRAY_SIZE(i915->display.bw.max))
844 		max_data_rate = i915->display.bw.max[bw_index].deratedbw[i];
851 			qgv_peak_bw = i915->display.bw.max[bw_index].peakbw[i];
854 		drm_dbg_kms(&i915->drm, "QGV point %d: max bw %d required %d qgv_peak_bw: %d\n",
885 	unsigned int num_psf_gv_points = i915->display.bw.max[0].num_psf_gv_points;
886 	unsigned int num_qgv_points = i915->display.bw.max[0].num_qgv_points;
905 		if (idx >= ARRAY_SIZE(i915->display.bw.max))
908 		max_data_rate = i915->display.bw.max[idx].deratedbw[i];
925 		drm_dbg_kms(&i915->drm, "QGV point %d: max bw %d required %d\n",
935 		drm_dbg_kms(&i915->drm, "PSF GV point %d: max bw %d"
1052 		crtc_bw->max_bw[slice] = max(crtc_bw->max_bw[slice], data_rate);
1109 			max_bw = max(crtc_bw->max_bw[slice], max_bw);
1114 		total_max_bw = max(total_max_bw, max_bw);
1129 		min_cdclk = max(bw_state->min_cdclk[pipe], min_cdclk);