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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-20 13:17:02 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-20 13:17:02 -0400
commit93db6294958f62643a917e44d1abc85440e600cf (patch)
tree33de2c41b0f70d209d64487d1a2bba6d673015ef /include/linux/ucb1400.h
parent43813f399c72aa22e01a680559c1cb5274bf2140 (diff)
parenteef3e4cab72eaf5345e3c73b2975c194a714f6cd (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (35 commits) Input: add driver for Synaptics I2C touchpad Input: synaptics - add support for reporting x/y resolution Input: ALPS - handle touchpoints buttons correctly Input: gpio-keys - change timer to workqueue Input: ads7846 - pin change interrupt support Input: add support for touchscreen on W90P910 ARM platform Input: appletouch - improve finger detection Input: wacom - clear Intuos4 wheel data when finger leaves proximity Input: ucb1400 - move static function from header into core Input: add driver for EETI touchpanels Input: ads7846 - more detailed model name in sysfs Input: ads7846 - support swapping x and y axes Input: ati_remote2 - use non-atomic bitops Input: introduce lm8323 keypad driver Input: psmouse - ESD workaround fix for OLPC XO touchpad Input: tsc2007 - make sure platform provides get_pendown_state() Input: uinput - flush all pending ff effects before destroying device Input: simplify name handling for certain input handles Input: serio - do not use deprecated dev.power.power_state Input: wacom - add support for Intuos4 tablets ...
Diffstat (limited to 'include/linux/ucb1400.h')
-rw-r--r--include/linux/ucb1400.h23
1 files changed, 4 insertions, 19 deletions
diff --git a/include/linux/ucb1400.h b/include/linux/ucb1400.h
index 970473bf8d5a..ed889f4168f3 100644
--- a/include/linux/ucb1400.h
+++ b/include/linux/ucb1400.h
@@ -134,28 +134,13 @@ static inline void ucb1400_adc_enable(struct snd_ac97 *ac97)
134 ucb1400_reg_write(ac97, UCB_ADC_CR, UCB_ADC_ENA); 134 ucb1400_reg_write(ac97, UCB_ADC_CR, UCB_ADC_ENA);
135} 135}
136 136
137static unsigned int ucb1400_adc_read(struct snd_ac97 *ac97, u16 adc_channel,
138 int adcsync)
139{
140 unsigned int val;
141
142 if (adcsync)
143 adc_channel |= UCB_ADC_SYNC_ENA;
144
145 ucb1400_reg_write(ac97, UCB_ADC_CR, UCB_ADC_ENA | adc_channel);
146 ucb1400_reg_write(ac97, UCB_ADC_CR, UCB_ADC_ENA | adc_channel |
147 UCB_ADC_START);
148
149 while (!((val = ucb1400_reg_read(ac97, UCB_ADC_DATA))
150 & UCB_ADC_DAT_VALID))
151 schedule_timeout_uninterruptible(1);
152
153 return val & UCB_ADC_DAT_MASK;
154}
155
156static inline void ucb1400_adc_disable(struct snd_ac97 *ac97) 137static inline void ucb1400_adc_disable(struct snd_ac97 *ac97)
157{ 138{
158 ucb1400_reg_write(ac97, UCB_ADC_CR, 0); 139 ucb1400_reg_write(ac97, UCB_ADC_CR, 0);
159} 140}
160 141
142
143unsigned int ucb1400_adc_read(struct snd_ac97 *ac97, u16 adc_channel,
144 int adcsync);
145
161#endif 146#endif