547  * calculate CTS and N values if they are not found in the table
549 static void radeon_audio_calc_cts(unsigned int clock, int *CTS, int *N, int freq)  in radeon_audio_calc_cts()  argument
551 	int n, cts;  in radeon_audio_calc_cts()  local
556 	cts = clock * 1000;  in radeon_audio_calc_cts()
559 	div = gcd(n, cts);  in radeon_audio_calc_cts()
562 	cts /= div;  in radeon_audio_calc_cts()
571 	cts *= mul;  in radeon_audio_calc_cts()
580 	*CTS = cts;  in radeon_audio_calc_cts()
582 	DRM_DEBUG("Calculated ACR timing N=%d CTS=%d for frequency %d\n",  in radeon_audio_calc_cts()
583 		*N, *CTS, freq);  in radeon_audio_calc_cts()
593 		/* Clock      N     CTS      N     CTS      N     CTS */  in radeon_audio_acr()
620  * update the N and CTS parameters for a given pixel clock rate