618  * Used for display watermark bandwidth calculations
650 	u32 yclk;          /* bandwidth per dram data pin in kHz */
665  * dce_v8_0_dram_bandwidth - get the dram bandwidth
669  * Calculate the raw dram bandwidth (CIK).
670  * Used for display watermark bandwidth calculations
671  * Returns the dram bandwidth in MBytes/s
675 	/* Calculate raw DRAM Bandwidth */  in dce_v8_0_dram_bandwidth()
677 	fixed20_12 yclk, dram_channels, bandwidth;  in dce_v8_0_dram_bandwidth()  local
687 	bandwidth.full = dfixed_mul(dram_channels, yclk);  in dce_v8_0_dram_bandwidth()
688 	bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);  in dce_v8_0_dram_bandwidth()
690 	return dfixed_trunc(bandwidth);  in dce_v8_0_dram_bandwidth()
694  * dce_v8_0_dram_bandwidth_for_display - get the dram bandwidth for display
698  * Calculate the dram bandwidth used for display (CIK).
699  * Used for display watermark bandwidth calculations
700  * Returns the dram bandwidth for display in MBytes/s
704 	/* Calculate DRAM Bandwidth and the part allocated to display. */  in dce_v8_0_dram_bandwidth_for_display()
706 	fixed20_12 yclk, dram_channels, bandwidth;  in dce_v8_0_dram_bandwidth_for_display()  local
716 	bandwidth.full = dfixed_mul(dram_channels, yclk);  in dce_v8_0_dram_bandwidth_for_display()
717 	bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);  in dce_v8_0_dram_bandwidth_for_display()
719 	return dfixed_trunc(bandwidth);  in dce_v8_0_dram_bandwidth_for_display()
723  * dce_v8_0_data_return_bandwidth - get the data return bandwidth
727  * Calculate the data return bandwidth used for display (CIK).
728  * Used for display watermark bandwidth calculations
729  * Returns the data return bandwidth in MBytes/s
733 	/* Calculate the display Data return Bandwidth */  in dce_v8_0_data_return_bandwidth()
735 	fixed20_12 sclk, bandwidth;  in dce_v8_0_data_return_bandwidth()  local
745 	bandwidth.full = dfixed_mul(a, sclk);  in dce_v8_0_data_return_bandwidth()
746 	bandwidth.full = dfixed_mul(bandwidth, return_efficiency);  in dce_v8_0_data_return_bandwidth()
748 	return dfixed_trunc(bandwidth);  in dce_v8_0_data_return_bandwidth()
752  * dce_v8_0_dmif_request_bandwidth - get the dmif bandwidth
756  * Calculate the dmif bandwidth used for display (CIK).
757  * Used for display watermark bandwidth calculations
758  * Returns the dmif bandwidth in MBytes/s
762 	/* Calculate the DMIF Request Bandwidth */  in dce_v8_0_dmif_request_bandwidth()
764 	fixed20_12 disp_clk, bandwidth;  in dce_v8_0_dmif_request_bandwidth()  local
777 	bandwidth.full = dfixed_mul(b, disp_clk_request_efficiency);  in dce_v8_0_dmif_request_bandwidth()
779 	return dfixed_trunc(bandwidth);  in dce_v8_0_dmif_request_bandwidth()
783  * dce_v8_0_available_bandwidth - get the min available bandwidth
787  * Calculate the min available bandwidth used for display (CIK).
788  * Used for display watermark bandwidth calculations
789  * Returns the min available bandwidth in MBytes/s
793 	/* Calculate the Available bandwidth. Display can use this temporarily but not in average. */  in dce_v8_0_available_bandwidth()
802  * dce_v8_0_average_bandwidth - get the average available bandwidth
806  * Calculate the average available bandwidth used for display (CIK).
807  * Used for display watermark bandwidth calculations
808  * Returns the average available bandwidth in MBytes/s
812 	/* Calculate the display mode Average Bandwidth  in dce_v8_0_average_bandwidth()
819 	fixed20_12 bandwidth;  in dce_v8_0_average_bandwidth()  local
827 	bandwidth.full = dfixed_mul(src_width, bpp);  in dce_v8_0_average_bandwidth()
828 	bandwidth.full = dfixed_mul(bandwidth, wm->vsc);  in dce_v8_0_average_bandwidth()
829 	bandwidth.full = dfixed_div(bandwidth, line_time);  in dce_v8_0_average_bandwidth()
831 	return dfixed_trunc(bandwidth);  in dce_v8_0_average_bandwidth()
840  * Used for display watermark bandwidth calculations
895  * average and available dram bandwidth
899  * Check if the display average bandwidth fits in the display
900  * dram bandwidth (CIK).
901  * Used for display watermark bandwidth calculations
915  * average and available bandwidth
919  * Check if the display average bandwidth fits in the display
920  * available bandwidth (CIK).
921  * Used for display watermark bandwidth calculations
939  * Used for display watermark bandwidth calculations