DECLARE_TLV_DB_RANGE() has the advantage over using TLV_DB_RANGE_HEAD() that it automatically calculates the number of items in the TLV and is hence less prone to manual error.
Generate using the following coccinelle script
// <smpl> @@ declarer name DECLARE_TLV_DB_RANGE; identifier tlv; constant x; @@ -unsigned int tlv[] = { - TLV_DB_RANGE_HEAD(x), +DECLARE_TLV_DB_RANGE(tlv, ... -}; +); // </smpl>
Signed-off-by: Lars-Peter Clausen lars@metafoo.de --- sound/soc/codecs/da9055.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-)
diff --git a/sound/soc/codecs/da9055.c b/sound/soc/codecs/da9055.c index 04c76f3..588854d 100644 --- a/sound/soc/codecs/da9055.c +++ b/sound/soc/codecs/da9055.c @@ -289,26 +289,23 @@ enum clk_src {
/* Gain and Volume */
-static const unsigned int aux_vol_tlv[] = { - TLV_DB_RANGE_HEAD(2), +static const DECLARE_TLV_DB_RANGE(aux_vol_tlv, 0x0, 0x10, TLV_DB_SCALE_ITEM(-5400, 0, 0), /* -54dB to 15dB */ 0x11, 0x3f, TLV_DB_SCALE_ITEM(-5400, 150, 0) -}; +);
-static const unsigned int digital_gain_tlv[] = { - TLV_DB_RANGE_HEAD(2), +static const DECLARE_TLV_DB_RANGE(digital_gain_tlv, 0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), /* -78dB to 12dB */ 0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0) -}; +);
-static const unsigned int alc_analog_gain_tlv[] = { - TLV_DB_RANGE_HEAD(2), +static const DECLARE_TLV_DB_RANGE(alc_analog_gain_tlv, 0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), /* 0dB to 36dB */ 0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0) -}; +);
static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0); static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0);