518  * Used for display watermark bandwidth calculations
550 	u32 yclk;          /* bandwidth per dram data pin in kHz */
565  * dce_v6_0_dram_bandwidth - get the dram bandwidth
569  * Calculate the raw dram bandwidth (CIK).
570  * Used for display watermark bandwidth calculations
571  * Returns the dram bandwidth in MBytes/s
575 	/* Calculate raw DRAM Bandwidth */  in dce_v6_0_dram_bandwidth()
577 	fixed20_12 yclk, dram_channels, bandwidth;  in dce_v6_0_dram_bandwidth()  local
587 	bandwidth.full = dfixed_mul(dram_channels, yclk);  in dce_v6_0_dram_bandwidth()
588 	bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);  in dce_v6_0_dram_bandwidth()
590 	return dfixed_trunc(bandwidth);  in dce_v6_0_dram_bandwidth()
594  * dce_v6_0_dram_bandwidth_for_display - get the dram bandwidth for display
598  * Calculate the dram bandwidth used for display (CIK).
599  * Used for display watermark bandwidth calculations
600  * Returns the dram bandwidth for display in MBytes/s
604 	/* Calculate DRAM Bandwidth and the part allocated to display. */  in dce_v6_0_dram_bandwidth_for_display()
606 	fixed20_12 yclk, dram_channels, bandwidth;  in dce_v6_0_dram_bandwidth_for_display()  local
616 	bandwidth.full = dfixed_mul(dram_channels, yclk);  in dce_v6_0_dram_bandwidth_for_display()
617 	bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);  in dce_v6_0_dram_bandwidth_for_display()
619 	return dfixed_trunc(bandwidth);  in dce_v6_0_dram_bandwidth_for_display()
623  * dce_v6_0_data_return_bandwidth - get the data return bandwidth
627  * Calculate the data return bandwidth used for display (CIK).
628  * Used for display watermark bandwidth calculations
629  * Returns the data return bandwidth in MBytes/s
633 	/* Calculate the display Data return Bandwidth */  in dce_v6_0_data_return_bandwidth()
635 	fixed20_12 sclk, bandwidth;  in dce_v6_0_data_return_bandwidth()  local
645 	bandwidth.full = dfixed_mul(a, sclk);  in dce_v6_0_data_return_bandwidth()
646 	bandwidth.full = dfixed_mul(bandwidth, return_efficiency);  in dce_v6_0_data_return_bandwidth()
648 	return dfixed_trunc(bandwidth);  in dce_v6_0_data_return_bandwidth()
652  * dce_v6_0_dmif_request_bandwidth - get the dmif bandwidth
656  * Calculate the dmif bandwidth used for display (CIK).
657  * Used for display watermark bandwidth calculations
658  * Returns the dmif bandwidth in MBytes/s
662 	/* Calculate the DMIF Request Bandwidth */  in dce_v6_0_dmif_request_bandwidth()
664 	fixed20_12 disp_clk, bandwidth;  in dce_v6_0_dmif_request_bandwidth()  local
677 	bandwidth.full = dfixed_mul(b, disp_clk_request_efficiency);  in dce_v6_0_dmif_request_bandwidth()
679 	return dfixed_trunc(bandwidth);  in dce_v6_0_dmif_request_bandwidth()
683  * dce_v6_0_available_bandwidth - get the min available bandwidth
687  * Calculate the min available bandwidth used for display (CIK).
688  * Used for display watermark bandwidth calculations
689  * Returns the min available bandwidth in MBytes/s
693 	/* Calculate the Available bandwidth. Display can use this temporarily but not in average. */  in dce_v6_0_available_bandwidth()
702  * dce_v6_0_average_bandwidth - get the average available bandwidth
706  * Calculate the average available bandwidth used for display (CIK).
707  * Used for display watermark bandwidth calculations
708  * Returns the average available bandwidth in MBytes/s
712 	/* Calculate the display mode Average Bandwidth  in dce_v6_0_average_bandwidth()
719 	fixed20_12 bandwidth;  in dce_v6_0_average_bandwidth()  local
727 	bandwidth.full = dfixed_mul(src_width, bpp);  in dce_v6_0_average_bandwidth()
728 	bandwidth.full = dfixed_mul(bandwidth, wm->vsc);  in dce_v6_0_average_bandwidth()
729 	bandwidth.full = dfixed_div(bandwidth, line_time);  in dce_v6_0_average_bandwidth()
731 	return dfixed_trunc(bandwidth);  in dce_v6_0_average_bandwidth()
740  * Used for display watermark bandwidth calculations
795  * average and available dram bandwidth
799  * Check if the display average bandwidth fits in the display
800  * dram bandwidth (CIK).
801  * Used for display watermark bandwidth calculations
815  * average and available bandwidth
819  * Check if the display average bandwidth fits in the display
820  * available bandwidth (CIK).
821  * Used for display watermark bandwidth calculations
839  * Used for display watermark bandwidth calculations