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platform/x86:intel/pmc: Use the return value of pmc_core_send_msg

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Use the return value of pmc_core_send_msg() directly instead of
assigning another code when an error occurs.

Signed-off-by: Xi Pardee <xi.pardee@intel.com>
Link: https://lore.kernel.org/r/20240624203218.2428475-2-xi.pardee@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
This commit is contained in:
Xi Pardee 2024-06-24 13:32:10 -07:00 committed by Ilpo Järvinen
parent 4bf1ea3fc9
commit 40fdf3f623
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GPG Key ID: 59AC4F6153E5CE31
1 changed files with 6 additions and 9 deletions
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15
drivers/platform/x86/intel/pmc/core.c
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@ -403,18 +403,16 @@ static int pmc_core_mphy_pg_show(struct seq_file *s, void *unused)
mutex_lock(&pmcdev->lock);
if (pmc_core_send_msg(pmc, &mphy_core_reg_low) != 0) {
err = -EBUSY;
err = pmc_core_send_msg(pmc, &mphy_core_reg_low);
if (err)
goto out_unlock;
}
msleep(10);
val_low = pmc_core_reg_read(pmc, SPT_PMC_MFPMC_OFFSET);
if (pmc_core_send_msg(pmc, &mphy_core_reg_high) != 0) {
err = -EBUSY;
err = pmc_core_send_msg(pmc, &mphy_core_reg_high);
if (err)
goto out_unlock;
}
msleep(10);
val_high = pmc_core_reg_read(pmc, SPT_PMC_MFPMC_OFFSET);
@ -455,10 +453,9 @@ static int pmc_core_pll_show(struct seq_file *s, void *unused)
mphy_common_reg = (SPT_PMC_MPHY_COM_STS_0 << 16);
mutex_lock(&pmcdev->lock);
if (pmc_core_send_msg(pmc, &mphy_common_reg) != 0) {
err = -EBUSY;
err = pmc_core_send_msg(pmc, &mphy_common_reg);
if (err)
goto out_unlock;
}
/* Observed PMC HW response latency for MTPMC-MFPMC is ~10 ms */
msleep(10);