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ASoC: Intel: Skylake: Remove second shim read in register_poll

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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>
This commit is contained in:
Subhransu S. Prusty 2017-12-06 16:34:01 +05:30 committed by Mark Brown
parent 187c43df88
commit b2ca3bdd07
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 1 additions and 3 deletions
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4
sound/soc/intel/common/sst-dsp.c
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@ -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);