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Qualcomm ARM Based Driver Updates for v4.13

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* Improve QCOM SMSM error handling
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Merge tag 'qcom-drivers-for-4.13' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux into next/drivers

Pull "Qualcomm ARM Based Driver Updates for v4.13" from Andy Gross:

* Improve QCOM SMSM error handling

* tag 'qcom-drivers-for-4.13' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux:
  soc: qcom: smsm: Improve error handling, quiesce probe deferral
This commit is contained in:
Arnd Bergmann 2017-06-23 13:45:19 +02:00
commit 4312fc34f6
1 changed files with 5 additions and 4 deletions
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9
drivers/soc/qcom/smsm.c
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@ -439,14 +439,15 @@ static int smsm_get_size_info(struct qcom_smsm *smsm)
} *info; } *info;
info = qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_SMSM_SIZE_INFO, &size); info = qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_SMSM_SIZE_INFO, &size);
if (PTR_ERR(info) == -ENOENT || size != sizeof(*info)) { if (IS_ERR(info) && PTR_ERR(info) != -ENOENT) {
if (PTR_ERR(info) != -EPROBE_DEFER)
dev_err(smsm->dev, "unable to retrieve smsm size info\n");
return PTR_ERR(info);
} else if (IS_ERR(info) || size != sizeof(*info)) {
dev_warn(smsm->dev, "no smsm size info, using defaults\n"); dev_warn(smsm->dev, "no smsm size info, using defaults\n");
smsm->num_entries = SMSM_DEFAULT_NUM_ENTRIES; smsm->num_entries = SMSM_DEFAULT_NUM_ENTRIES;
smsm->num_hosts = SMSM_DEFAULT_NUM_HOSTS; smsm->num_hosts = SMSM_DEFAULT_NUM_HOSTS;
return 0; return 0;
} else if (IS_ERR(info)) {
dev_err(smsm->dev, "unable to retrieve smsm size info\n");
return PTR_ERR(info);
} }
smsm->num_entries = info->num_entries; smsm->num_entries = info->num_entries;