10 #include <linux/hdmi.h>
12 #include <sound/hdmi-codec.h>
14 #include "hdmi.h"
16 int msm_hdmi_audio_update(struct hdmi *hdmi)  in msm_hdmi_audio_update()  argument
18 	struct hdmi_audio *audio = &hdmi->audio;  in msm_hdmi_audio_update()
23 	if (!hdmi->connector->display_info.is_hdmi)  in msm_hdmi_audio_update()
29 	DBG("video: power_on=%d, pixclock=%lu", hdmi->power_on, hdmi->pixclock);  in msm_hdmi_audio_update()
31 	if (enabled && !(hdmi->power_on && hdmi->pixclock)) {  in msm_hdmi_audio_update()
37 	acr_pkt_ctrl = hdmi_read(hdmi, REG_HDMI_ACR_PKT_CTRL);  in msm_hdmi_audio_update()
38 	vbi_pkt_ctrl = hdmi_read(hdmi, REG_HDMI_VBI_PKT_CTRL);  in msm_hdmi_audio_update()
39 	aud_pkt_ctrl = hdmi_read(hdmi, REG_HDMI_AUDIO_PKT_CTRL1);  in msm_hdmi_audio_update()
40 	audio_config = hdmi_read(hdmi, REG_HDMI_AUDIO_CFG);  in msm_hdmi_audio_update()
49 		drm_hdmi_acr_get_n_cts(hdmi->pixclock, audio->rate, &n, &cts);  in msm_hdmi_audio_update()
78 		hdmi_write(hdmi, REG_HDMI_ACR_0(select - 1),  in msm_hdmi_audio_update()
80 		hdmi_write(hdmi, REG_HDMI_ACR_1(select - 1),  in msm_hdmi_audio_update()
83 		hdmi_write(hdmi, REG_HDMI_AUDIO_PKT_CTRL2,  in msm_hdmi_audio_update()
90 		hdmi_write(hdmi, REG_HDMI_GC, 0);  in msm_hdmi_audio_update()
109 	hdmi_write(hdmi, REG_HDMI_ACR_PKT_CTRL, acr_pkt_ctrl);  in msm_hdmi_audio_update()
110 	hdmi_write(hdmi, REG_HDMI_VBI_PKT_CTRL, vbi_pkt_ctrl);  in msm_hdmi_audio_update()
111 	hdmi_write(hdmi, REG_HDMI_AUDIO_PKT_CTRL1, aud_pkt_ctrl);  in msm_hdmi_audio_update()
113 	hdmi_write(hdmi, REG_HDMI_AUD_INT,  in msm_hdmi_audio_update()
117 	hdmi_write(hdmi, REG_HDMI_AUDIO_CFG, audio_config);  in msm_hdmi_audio_update()
131 	struct hdmi *hdmi = hdmi_bridge->hdmi;  in msm_hdmi_bridge_audio_prepare()  local
159 	hdmi->audio.rate = params->sample_rate;  in msm_hdmi_bridge_audio_prepare()
160 	hdmi->audio.channels = params->cea.channels;  in msm_hdmi_bridge_audio_prepare()
161 	hdmi->audio.enabled = true;  in msm_hdmi_bridge_audio_prepare()
163 	return msm_hdmi_audio_update(hdmi);  in msm_hdmi_bridge_audio_prepare()
170 	struct hdmi *hdmi = hdmi_bridge->hdmi;  in msm_hdmi_bridge_audio_shutdown()  local
174 	hdmi->audio.rate = 0;  in msm_hdmi_bridge_audio_shutdown()
175 	hdmi->audio.channels = 2;  in msm_hdmi_bridge_audio_shutdown()
176 	hdmi->audio.enabled = false;  in msm_hdmi_bridge_audio_shutdown()
178 	msm_hdmi_audio_update(hdmi);  in msm_hdmi_bridge_audio_shutdown()