Message ID | 1566304548-19972-3-git-send-email-info@metux.net |
---|---|
State | Deferred |
Headers | show |
Series | [1/9] drivers: ata: ahci_octeon: use devm_platform_ioremap_resource() | expand |
On 8/20/19 2:35 PM, Enrico Weigelt, metux IT consult wrote: > Use the new helper that wraps the calls to platform_get_resource() > and devm_ioremap_resource() together. > > Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net> > --- > drivers/ata/ahci_tegra.c | 13 +++++-------- > 1 file changed, 5 insertions(+), 8 deletions(-) > > diff --git a/drivers/ata/ahci_tegra.c b/drivers/ata/ahci_tegra.c > index e3163da..3845c23 100644 > --- a/drivers/ata/ahci_tegra.c > +++ b/drivers/ata/ahci_tegra.c > @@ -481,7 +481,6 @@ static int tegra_ahci_probe(struct platform_device *pdev) > { > struct ahci_host_priv *hpriv; > struct tegra_ahci_priv *tegra; > - struct resource *res; > int ret; > unsigned int i; > > @@ -498,19 +497,17 @@ static int tegra_ahci_probe(struct platform_device *pdev) > tegra->pdev = pdev; > tegra->soc = of_device_get_match_data(&pdev->dev); > > - res = platform_get_resource(pdev, IORESOURCE_MEM, 1); > - tegra->sata_regs = devm_ioremap_resource(&pdev->dev, res); > + tegra->sata_regs = devm_platform_ioremap_resource(pdev, 1); > if (IS_ERR(tegra->sata_regs)) > return PTR_ERR(tegra->sata_regs); > > /* > * AUX registers is optional. > */ > - res = platform_get_resource(pdev, IORESOURCE_MEM, 2); > - if (res) { > - tegra->sata_aux_regs = devm_ioremap_resource(&pdev->dev, res); > - if (IS_ERR(tegra->sata_aux_regs)) > - return PTR_ERR(tegra->sata_aux_regs); > + tegra->sata_aux_regs = devm_platform_ioremap_resource(pdev, 2); This conversion is incorrect - despite the resource being optional we will get error message from devm_[platform_]ioremap_resource() (it always prints an error on !res condition). > + if (IS_ERR(tegra->sata_aux_regs)) { > + dev_info(&pdev->dev, "Cant get aux registers (optional)"); No need for this message. > + tegra->sata_aux_regs = NULL; > } > > tegra->sata_rst = devm_reset_control_get(&pdev->dev, "sata"); Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics
diff --git a/drivers/ata/ahci_tegra.c b/drivers/ata/ahci_tegra.c index e3163da..3845c23 100644 --- a/drivers/ata/ahci_tegra.c +++ b/drivers/ata/ahci_tegra.c @@ -481,7 +481,6 @@ static int tegra_ahci_probe(struct platform_device *pdev) { struct ahci_host_priv *hpriv; struct tegra_ahci_priv *tegra; - struct resource *res; int ret; unsigned int i; @@ -498,19 +497,17 @@ static int tegra_ahci_probe(struct platform_device *pdev) tegra->pdev = pdev; tegra->soc = of_device_get_match_data(&pdev->dev); - res = platform_get_resource(pdev, IORESOURCE_MEM, 1); - tegra->sata_regs = devm_ioremap_resource(&pdev->dev, res); + tegra->sata_regs = devm_platform_ioremap_resource(pdev, 1); if (IS_ERR(tegra->sata_regs)) return PTR_ERR(tegra->sata_regs); /* * AUX registers is optional. */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 2); - if (res) { - tegra->sata_aux_regs = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(tegra->sata_aux_regs)) - return PTR_ERR(tegra->sata_aux_regs); + tegra->sata_aux_regs = devm_platform_ioremap_resource(pdev, 2); + if (IS_ERR(tegra->sata_aux_regs)) { + dev_info(&pdev->dev, "Cant get aux registers (optional)"); + tegra->sata_aux_regs = NULL; } tegra->sata_rst = devm_reset_control_get(&pdev->dev, "sata");
Use the new helper that wraps the calls to platform_get_resource() and devm_ioremap_resource() together. Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net> --- drivers/ata/ahci_tegra.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-)