From: Vaishali Thakkar Date: Thu, 8 Jan 2015 03:29:39 +0000 (+0530) Subject: ASoC: wm5102: Use put_unaligned_be16 X-Git-Tag: firefly_0821_release~176^2~2367^2~13^2~11^2^2~2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a6b3db2c837a2db359bf7f846346680883dbb032;p=firefly-linux-kernel-4.4.55.git ASoC: wm5102: Use put_unaligned_be16 This patch introduces the use of function put_unaligned_be16. This is done using Coccinelle and semantic patch used is as follows: @a@ typedef u16, __be16, uint16_t; {u16,__be16,uint16_t} e16; identifier tmp; expression ptr; expression y,e; type T; @@ - tmp = cpu_to_be16(y); <+... when != tmp ( - memcpy(ptr, (T)&tmp, \(2\|sizeof(u16)\|sizeof(__be16)\|sizeof(uint16_t)\|sizeof(e16)\)); + put_unaligned_be16(y,ptr); | - memcpy(ptr, (T)&tmp, ...); + put_unaligned_be16(y,ptr); ) ...+> ? tmp = e @@ type T; identifier a.tmp; @@ - T tmp; ...when != tmp Signed-off-by: Vaishali Thakkar Acked-by: Charles Keepax -- Changes Since v2: Make the patch compatible for current code sound/soc/codecs/wm5102.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) Signed-off-by: Mark Brown --- diff --git a/sound/soc/codecs/wm5102.c b/sound/soc/codecs/wm5102.c index f439ae052128..7dbac8a98f6d 100644 --- a/sound/soc/codecs/wm5102.c +++ b/sound/soc/codecs/wm5102.c @@ -28,6 +28,7 @@ #include #include +#include #include "arizona.h" #include "wm5102.h" @@ -617,11 +618,10 @@ static int wm5102_out_comp_coeff_get(struct snd_kcontrol *kcontrol, { struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); struct arizona *arizona = dev_get_drvdata(codec->dev->parent); - uint16_t data; mutex_lock(&arizona->dac_comp_lock); - data = cpu_to_be16(arizona->dac_comp_coeff); - memcpy(ucontrol->value.bytes.data, &data, sizeof(data)); + put_unaligned_be16(arizona->dac_comp_coeff, + ucontrol->value.bytes.data); mutex_unlock(&arizona->dac_comp_lock); return 0;