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Commit a57a22c8 authored by Jyri Sarha's avatar Jyri Sarha Committed by Tomi Valkeinen
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OMAPDSS: Take pixelclock unit change into account in hdmi_compute_acr() 



Pixelclock unit change from kHz to Hz should be taken into account
in CTS value calculations in hdmi_compute_acr().

Signed-off-by: default avatarJyri Sarha <jsarha@ti.com>
Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
parent 0925afc9

drivers/video/omap2/dss/hdmi_common.c

+4 −4
Original line number Diff line number Diff line
@@ -347,17 +347,17 @@ int hdmi_compute_acr(u32 pclk, u32 sample_freq, u32 *n, u32 *cts) 
	case 96000:

	case 192000:

		if (deep_color == 125)

			if (pclk == 27027 || pclk == 74250)

			if (pclk == 27027000 || pclk == 74250000)

				deep_color_correct = true;

		if (deep_color == 150)

			if (pclk == 27027)

			if (pclk == 27027000)

				deep_color_correct = true;

		break;

	case 44100:

	case 88200:

	case 176400:

		if (deep_color == 125)

			if (pclk == 27027)

			if (pclk == 27027000)

				deep_color_correct = true;

		break;

	default:
@@ -418,7 +418,7 @@ int hdmi_compute_acr(u32 pclk, u32 sample_freq, u32 *n, u32 *cts) 
		}

	}

	/* Calculate CTS. See HDMI 1.3a or 1.4a specifications */

	*cts = pclk * (*n / 128) * deep_color / (sample_freq / 10);

	*cts = (pclk/1000) * (*n / 128) * deep_color / (sample_freq / 10);



	return 0;

}