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author | Subhransu S. Prusty <subhransu.s.prusty@intel.com> | 2017-12-06 16:34:01 +0530 |
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committer | Mark Brown <broonie@kernel.org> | 2017-12-06 17:44:50 +0000 |
commit | b2ca3bdd07f68ca63fdb8e45f1fe039ba6af54a2 (patch) | |
tree | 7fc0653deaa67177b7d39f858fc379f62ef9f88f /sound/soc/intel/common/sst-dsp.c | |
parent | 187c43df88196c0c4b231771a39e4a46f20a4f7a (diff) | |
download | linux-b2ca3bdd07f68ca63fdb8e45f1fe039ba6af54a2.tar.bz2 |
ASoC: Intel: Skylake: Remove second shim read in register_poll
No need to read the register again if the value read has already matched
the target during the loop. So remove the second shim read.
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Guneshwor Singh <guneshwor.o.singh@intel.com>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/intel/common/sst-dsp.c')
-rw-r--r-- | sound/soc/intel/common/sst-dsp.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/sound/soc/intel/common/sst-dsp.c b/sound/soc/intel/common/sst-dsp.c index 11c0805393ff..fd82f4b1d4a0 100644 --- a/sound/soc/intel/common/sst-dsp.c +++ b/sound/soc/intel/common/sst-dsp.c @@ -269,7 +269,7 @@ int sst_dsp_register_poll(struct sst_dsp *ctx, u32 offset, u32 mask, */ timeout = jiffies + msecs_to_jiffies(time); - while (((sst_dsp_shim_read_unlocked(ctx, offset) & mask) != target) + while ((((reg = sst_dsp_shim_read_unlocked(ctx, offset)) & mask) != target) && time_before(jiffies, timeout)) { k++; if (k > 10) @@ -278,8 +278,6 @@ int sst_dsp_register_poll(struct sst_dsp *ctx, u32 offset, u32 mask, usleep_range(s, 2*s); } - reg = sst_dsp_shim_read_unlocked(ctx, offset); - if ((reg & mask) == target) { dev_dbg(ctx->dev, "FW Poll Status: reg=%#x %s successful\n", reg, operation); |