40 #define ALC_HOLD 0x85 /* R17: use zero cross detection, ALC hold time 42.6 ms */
41 #define ALC_EN 0x100  /* R17: ALC enable */
50 	u8 input;		/* Last selected input (0-0xf) */
68 	if (reg < 0 || reg >= TOT_REGS) {  in wm8775_write()
73 	for (i = 0; i < 3; i++)  in wm8775_write()
75 				(reg << 1) | (val >> 8), val & 0xff) == 0)  in wm8775_write()
76 			return 0;  in wm8775_write()
85 	int muted = 0 != state->mute->val;  in wm8775_set_audio()
89 	/* normalize ( 65535 to 0 -> 255 to 0 (+24dB to -103dB) ) */  in wm8775_set_audio()
95 		wm8775_write(sd, R21, 0x0c0 | state->input);  in wm8775_set_audio()
97 	wm8775_write(sd, R14, vol_l | 0x100); /* 0x100= Left channel ADC zero cross enable */  in wm8775_set_audio()
98 	wm8775_write(sd, R15, vol_r | 0x100); /* 0x100= Right channel ADC zero cross enable */  in wm8775_set_audio()
121 		return 0;  in wm8775_s_routing()
123 		return 0;  in wm8775_s_routing()
125 	return 0;  in wm8775_s_routing()
136 		wm8775_set_audio(sd, 0);  in wm8775_s_ctrl()
137 		return 0;  in wm8775_s_ctrl()
139 		wm8775_write(sd, R17, (ctrl->val ? ALC_EN : 0) | ALC_HOLD);  in wm8775_s_ctrl()
140 		return 0;  in wm8775_s_ctrl()
151 	return 0;  in wm8775_log_status()
156 	wm8775_set_audio(sd, 0);  in wm8775_s_frequency()
157 	return 0;  in wm8775_s_frequency()
209 	v4l_info(client, "chip found @ 0x%02x (%s)\n",  in wm8775_probe()
221 			V4L2_CID_AUDIO_MUTE, 0, 1, 1, 0);  in wm8775_probe()
223 			V4L2_CID_AUDIO_VOLUME, 0, 65535, (65535+99)/100, 0xCF00); /* 0dB*/  in wm8775_probe()
225 			V4L2_CID_AUDIO_BALANCE, 0, 65535, (65535+99)/100, 32768);  in wm8775_probe()
227 			V4L2_CID_AUDIO_LOUDNESS, 0, 1, 1, 1);  in wm8775_probe()
238 	wm8775_write(sd, R23, 0x000);  in wm8775_probe()
240 	wm8775_write(sd, R7, 0x000);  in wm8775_probe()
242 	wm8775_write(sd, R11, 0x021);  in wm8775_probe()
244 	wm8775_write(sd, R12, 0x102);  in wm8775_probe()
246 	wm8775_write(sd, R13, 0x000);  in wm8775_probe()
250 		wm8775_write(sd, R14, 0x1d4);  in wm8775_probe()
252 		wm8775_write(sd, R15, 0x1d4);  in wm8775_probe()
254 		wm8775_write(sd, R16, 0x1bf);  in wm8775_probe()
257 		wm8775_write(sd, R17, 0x185);  in wm8775_probe()
260 		wm8775_write(sd, R16, 0x1bb);  in wm8775_probe()
262 		wm8775_write(sd, R17, (state->loud->val ? ALC_EN : 0) | ALC_HOLD);  in wm8775_probe()
265 	wm8775_write(sd, R18, 0x0a2);  in wm8775_probe()
267 	wm8775_write(sd, R19, 0x005);  in wm8775_probe()
270 		wm8775_write(sd, R20, 0x07a);  in wm8775_probe()
272 		wm8775_write(sd, R21, 0x102);  in wm8775_probe()
275 		wm8775_write(sd, R20, 0x0fb);  in wm8775_probe()
279 	return 0;  in wm8775_probe()
292 	{ "wm8775", 0 },