1990 	u32 num_heads;     /* number of active crtcs */  member
2118 	u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +  in evergreen_latency_watermark()
2119 		(wm->num_heads * cursor_line_pair_return_time);  in evergreen_latency_watermark()
2124 	if (wm->num_heads == 0)  in evergreen_latency_watermark()
2138 	b.full = dfixed_const(wm->num_heads);  in evergreen_latency_watermark()
2166 	    (evergreen_dram_bandwidth_for_display(wm) / wm->num_heads))  in evergreen_average_bandwidth_vs_dram_bandwidth_for_display()
2175 	    (evergreen_available_bandwidth(wm) / wm->num_heads))  in evergreen_average_bandwidth_vs_available_bandwidth()
2209 					 u32 lb_size, u32 num_heads)  in evergreen_program_watermarks()  argument
2224 	if (radeon_crtc->base.enabled && num_heads && mode) {  in evergreen_program_watermarks()
2256 		wm_high.num_heads = num_heads;  in evergreen_program_watermarks()
2283 		wm_low.num_heads = num_heads;  in evergreen_program_watermarks()
2374 	u32 num_heads = 0, lb_size;  in evergreen_bandwidth_update()  local
2384 			num_heads++;  in evergreen_bandwidth_update()
2390 		evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads);  in evergreen_bandwidth_update()
2392 		evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads);  in evergreen_bandwidth_update()