mmc: sdhci-*: Don't emit error msg if sdhci_add_host() fails

I noticed below error msg with sdhci-pxav3 on some berlin platforms:

[.....] sdhci-pxav3 f7ab0000.sdhci failed to add host

It is due to getting related vmmc or vqmmc regulator returns
-EPROBE_DEFER. It doesn't matter at all but it's confusing.

>From another side, if driver probing fails and the error number isn't
-EPROBE_DEFER, the core will tell us something as below:

[.....] sdhci-pxav3: probe of f7ab0000.sdhci failed with error -EXX

So it's not necessary to emit error msg if sdhci_add_host() fails. And
some other sdhci host drivers also have this issue, let's fix them
together.

Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Jisheng Zhang 2018-05-25 15:15:09 +08:00 committed by Ulf Hansson
parent a0d476654a
commit fb8617e1ee
7 changed files with 7 additions and 21 deletions

View file

@ -284,10 +284,8 @@ static int sdhci_bcm_kona_probe(struct platform_device *pdev)
sdhci_bcm_kona_sd_init(host);
ret = sdhci_add_host(host);
if (ret) {
dev_err(dev, "Failed sdhci_add_host\n");
if (ret)
goto err_reset;
}
/* if device is eMMC, emulate card insert right here */
if (!mmc_card_is_removable(host->mmc)) {

View file

@ -200,10 +200,8 @@ static int pic32_sdhci_probe(struct platform_device *pdev)
}
ret = sdhci_add_host(host);
if (ret) {
dev_err(&pdev->dev, "error adding host\n");
if (ret)
goto err_base_clk;
}
dev_info(&pdev->dev, "Successfully added sdhci host\n");
return 0;

View file

@ -221,10 +221,8 @@ static int sdhci_pxav2_probe(struct platform_device *pdev)
host->ops = &pxav2_sdhci_ops;
ret = sdhci_add_host(host);
if (ret) {
dev_err(&pdev->dev, "failed to add host\n");
if (ret)
goto disable_clk;
}
return 0;

View file

@ -472,10 +472,8 @@ static int sdhci_pxav3_probe(struct platform_device *pdev)
pm_suspend_ignore_children(&pdev->dev, 1);
ret = sdhci_add_host(host);
if (ret) {
dev_err(&pdev->dev, "failed to add host\n");
if (ret)
goto err_add_host;
}
if (host->mmc->pm_caps & MMC_PM_WAKE_SDIO_IRQ)
device_init_wakeup(&pdev->dev, 1);

View file

@ -655,10 +655,8 @@ static int sdhci_s3c_probe(struct platform_device *pdev)
goto err_req_regs;
ret = sdhci_add_host(host);
if (ret) {
dev_err(dev, "sdhci_add_host() failed\n");
if (ret)
goto err_req_regs;
}
#ifdef CONFIG_PM
if (pdata->cd_type != S3C_SDHCI_CD_INTERNAL)

View file

@ -126,10 +126,8 @@ static int sdhci_probe(struct platform_device *pdev)
}
ret = sdhci_add_host(host);
if (ret) {
dev_dbg(&pdev->dev, "error adding host\n");
if (ret)
goto disable_clk;
}
platform_set_drvdata(pdev, host);

View file

@ -422,10 +422,8 @@ static int sdhci_st_probe(struct platform_device *pdev)
st_mmcss_cconfig(np, host);
ret = sdhci_add_host(host);
if (ret) {
dev_err(&pdev->dev, "Failed sdhci_add_host\n");
if (ret)
goto err_out;
}
host_version = readw_relaxed((host->ioaddr + SDHCI_HOST_VERSION));