33 static int vx_modify_board_clock(struct vx_core *chip, int sync)  in vx_modify_board_clock()  argument
41 	return vx_send_msg(chip, &rmh);  in vx_modify_board_clock()
47 static int vx_modify_board_inputs(struct vx_core *chip)  in vx_modify_board_inputs()  argument
53 	return vx_send_msg(chip, &rmh);  in vx_modify_board_inputs()
61 static int vx_read_one_cbit(struct vx_core *chip, int index)  in vx_read_one_cbit()  argument
65 	mutex_lock(&chip->lock);  in vx_read_one_cbit()
66 	if (chip->type >= VX_TYPE_VXPOCKET) {  in vx_read_one_cbit()
67 		vx_outb(chip, CSUER, 1); /* read */  in vx_read_one_cbit()
68 		vx_outb(chip, RUER, index & XX_UER_CBITS_OFFSET_MASK);  in vx_read_one_cbit()
69 		val = (vx_inb(chip, RUER) >> 7) & 0x01;  in vx_read_one_cbit()
71 		vx_outl(chip, CSUER, 1); /* read */  in vx_read_one_cbit()
72 		vx_outl(chip, RUER, index & XX_UER_CBITS_OFFSET_MASK);  in vx_read_one_cbit()
73 		val = (vx_inl(chip, RUER) >> 7) & 0x01;  in vx_read_one_cbit()
75 	mutex_unlock(&chip->lock);  in vx_read_one_cbit()
84 static void vx_write_one_cbit(struct vx_core *chip, int index, int val)  in vx_write_one_cbit()  argument
87 	mutex_lock(&chip->lock);  in vx_write_one_cbit()
88 	if (vx_is_pcmcia(chip)) {  in vx_write_one_cbit()
89 		vx_outb(chip, CSUER, 0); /* write */  in vx_write_one_cbit()
90 		vx_outb(chip, RUER, (val << 7) | (index & XX_UER_CBITS_OFFSET_MASK));  in vx_write_one_cbit()
92 		vx_outl(chip, CSUER, 0); /* write */  in vx_write_one_cbit()
93 		vx_outl(chip, RUER, (val << 7) | (index & XX_UER_CBITS_OFFSET_MASK));  in vx_write_one_cbit()
95 	mutex_unlock(&chip->lock);  in vx_write_one_cbit()
105 static int vx_read_uer_status(struct vx_core *chip, unsigned int *mode)  in vx_read_uer_status()  argument
113 	if (vx_is_pcmcia(chip))  in vx_read_uer_status()
114 	    val = vx_inb(chip, CSUER);  in vx_read_uer_status()
116 	    val = vx_inl(chip, CSUER);  in vx_read_uer_status()
135 		*mode = vx_read_one_cbit(chip, 0) ?  in vx_read_uer_status()
161 static int vx_calc_clock_from_freq(struct vx_core *chip, int freq)  in vx_calc_clock_from_freq()  argument
190 static void vx_change_clock_source(struct vx_core *chip, int source)  in vx_change_clock_source()  argument
193 	vx_toggle_dac_mute(chip, 1);  in vx_change_clock_source()
194 	mutex_lock(&chip->lock);  in vx_change_clock_source()
195 	chip->ops->set_clock_source(chip, source);  in vx_change_clock_source()
196 	chip->clock_source = source;  in vx_change_clock_source()
197 	mutex_unlock(&chip->lock);  in vx_change_clock_source()
199 	vx_toggle_dac_mute(chip, 0);  in vx_change_clock_source()
206 void vx_set_internal_clock(struct vx_core *chip, unsigned int freq)  in vx_set_internal_clock()  argument
211 	clock = vx_calc_clock_from_freq(chip, freq);  in vx_set_internal_clock()
213 	mutex_lock(&chip->lock);  in vx_set_internal_clock()
214 	if (vx_is_pcmcia(chip)) {  in vx_set_internal_clock()
215 		vx_outb(chip, HIFREQ, (clock >> 8) & 0x0f);  in vx_set_internal_clock()
216 		vx_outb(chip, LOFREQ, clock & 0xff);  in vx_set_internal_clock()
218 		vx_outl(chip, HIFREQ, (clock >> 8) & 0x0f);  in vx_set_internal_clock()
219 		vx_outl(chip, LOFREQ, clock & 0xff);  in vx_set_internal_clock()
221 	mutex_unlock(&chip->lock);  in vx_set_internal_clock()
229 void vx_set_iec958_status(struct vx_core *chip, unsigned int bits)  in vx_set_iec958_status()  argument
233 	if (chip->chip_status & VX_STAT_IS_STALE)  in vx_set_iec958_status()
237 		vx_write_one_cbit(chip, i, bits & (1 << i));  in vx_set_iec958_status()
244 int vx_set_clock(struct vx_core *chip, unsigned int freq)  in vx_set_clock()  argument
248 	if (chip->chip_status & VX_STAT_IS_STALE)  in vx_set_clock()
252 	vx_sync_audio_source(chip);  in vx_set_clock()
254 	if (chip->clock_mode == VX_CLOCK_MODE_EXTERNAL ||  in vx_set_clock()
255 	    (chip->clock_mode == VX_CLOCK_MODE_AUTO &&  in vx_set_clock()
256 	     chip->audio_source == VX_AUDIO_SRC_DIGITAL)) {  in vx_set_clock()
257 		if (chip->clock_source != UER_SYNC) {  in vx_set_clock()
258 			vx_change_clock_source(chip, UER_SYNC);  in vx_set_clock()
262 	} else if (chip->clock_mode == VX_CLOCK_MODE_INTERNAL ||  in vx_set_clock()
263 		   (chip->clock_mode == VX_CLOCK_MODE_AUTO &&  in vx_set_clock()
264 		    chip->audio_source != VX_AUDIO_SRC_DIGITAL)) {  in vx_set_clock()
265 		if (chip->clock_source != INTERNAL_QUARTZ) {  in vx_set_clock()
266 			vx_change_clock_source(chip, INTERNAL_QUARTZ);  in vx_set_clock()
269 		if (chip->freq == freq)  in vx_set_clock()
271 		vx_set_internal_clock(chip, freq);  in vx_set_clock()
273 			vx_modify_board_inputs(chip);  in vx_set_clock()
275 	if (chip->freq == freq)  in vx_set_clock()
277 	chip->freq = freq;  in vx_set_clock()
278 	vx_modify_board_clock(chip, 1);  in vx_set_clock()
286 int vx_change_frequency(struct vx_core *chip)  in vx_change_frequency()  argument
290 	if (chip->chip_status & VX_STAT_IS_STALE)  in vx_change_frequency()
293 	if (chip->clock_source == INTERNAL_QUARTZ)  in vx_change_frequency()
298 	freq = vx_read_uer_status(chip, &chip->uer_detected);  in vx_change_frequency()
306 		chip->freq_detected = freq;  in vx_change_frequency()