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09df1c163a
I2C_foo were used for some i2c addresses. Bad, since those constants could mean other i2c chip things. Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
36 lines
1002 B
C
36 lines
1002 B
C
#ifndef __INCLUDED_TDA9840__
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#define __INCLUDED_TDA9840__
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#define I2C_ADDR_TDA9840 0x42
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#define TDA9840_DETECT _IOR('v',1,int)
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/* return values for TDA9840_DETCT */
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#define TDA9840_MONO_DETECT 0x0
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#define TDA9840_DUAL_DETECT 0x1
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#define TDA9840_STEREO_DETECT 0x2
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#define TDA9840_INCORRECT_DETECT 0x3
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#define TDA9840_SWITCH _IOW('v',2,int)
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/* modes than can be set with TDA9840_SWITCH */
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#define TDA9840_SET_MUTE 0x00
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#define TDA9840_SET_MONO 0x10
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#define TDA9840_SET_STEREO 0x2a
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#define TDA9840_SET_LANG1 0x12
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#define TDA9840_SET_LANG2 0x1e
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#define TDA9840_SET_BOTH 0x1a
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#define TDA9840_SET_BOTH_R 0x16
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#define TDA9840_SET_EXTERNAL 0x7a
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/* values may range between +2.5 and -2.0;
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the value has to be multiplied with 10 */
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#define TDA9840_LEVEL_ADJUST _IOW('v',3,int)
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/* values may range between +2.5 and -2.4;
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the value has to be multiplied with 10 */
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#define TDA9840_STEREO_ADJUST _IOW('v',4,int)
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/* currently not implemented */
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#define TDA9840_TEST _IOW('v',5,int)
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#endif
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