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ASoC: wm_adsp: Improve round to next 4-byte boundary

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Whilst the existing code does correctly round to the next 4-byte boundary
it does so rather inefficiently. This patch changes the rounding to be
simpler and more efficient.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Charles Keepax 2015-02-16 15:25:49 +00:00 committed by Mark Brown
parent 65d17a9ce9
commit be95101745
1 changed files with 1 additions and 7 deletions
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8
sound/soc/codecs/wm_adsp.c
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@ -1184,7 +1184,6 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp)
int ret, pos, blocks, type, offset, reg;
char *file;
struct wm_adsp_buf *buf;
int tmp;
file = kzalloc(PAGE_SIZE, GFP_KERNEL);
if (file == NULL)
@ -1334,12 +1333,7 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp)
}
}
tmp = le32_to_cpu(blk->len) % 4;
if (tmp)
pos += le32_to_cpu(blk->len) + (4 - tmp) + sizeof(*blk);
else
pos += le32_to_cpu(blk->len) + sizeof(*blk);
pos += (le32_to_cpu(blk->len) + sizeof(*blk) + 3) & ~0x03;
blocks++;
}