Messages in this thread Patch in this message | | | From | "Enrico Weigelt, metux IT consult" <> | Subject | [PATCH 4/9] drivers: ata: ahci_xgene: use devm_platform_ioremap_resource() | Date | Tue, 12 Mar 2019 10:19:29 +0100 |
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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_xgene.c | 21 +++++++-------------- 1 file changed, 7 insertions(+), 14 deletions(-)
diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c index 7e157e1..99c622c 100644 --- a/drivers/ata/ahci_xgene.c +++ b/drivers/ata/ahci_xgene.c @@ -752,7 +752,6 @@ static int xgene_ahci_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct ahci_host_priv *hpriv; struct xgene_ahci_context *ctx; - struct resource *res; const struct of_device_id *of_devid; enum xgene_ahci_version version = XGENE_AHCI_V1; const struct ata_port_info *ppi[] = { &xgene_ahci_v1_port_info, @@ -772,31 +771,25 @@ static int xgene_ahci_probe(struct platform_device *pdev) ctx->dev = dev; /* Retrieve the IP core resource */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 1); - ctx->csr_core = devm_ioremap_resource(dev, res); + ctx->csr_core = devm_platform_ioremap_resource(pdev, 1); if (IS_ERR(ctx->csr_core)) return PTR_ERR(ctx->csr_core); /* Retrieve the IP diagnostic resource */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 2); - ctx->csr_diag = devm_ioremap_resource(dev, res); + ctx->csr_diag = devm_platform_ioremap_resource(pdev, 2); if (IS_ERR(ctx->csr_diag)) return PTR_ERR(ctx->csr_diag); /* Retrieve the IP AXI resource */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 3); - ctx->csr_axi = devm_ioremap_resource(dev, res); + ctx->csr_axi = devm_platform_ioremap_resource(pdev, 3); if (IS_ERR(ctx->csr_axi)) return PTR_ERR(ctx->csr_axi); /* Retrieve the optional IP mux resource */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 4); - if (res) { - void __iomem *csr = devm_ioremap_resource(dev, res); - if (IS_ERR(csr)) - return PTR_ERR(csr); - - ctx->csr_mux = csr; + ctx->csr_mux = csr = devm_platform_ioremap_resource(pdev, 4); + if (IS_ERR(ctx->csr_mux)) { + dev_info(&pdev->dev, "cant get ip mux resource (optional)"); + ctx->csr_mux = NULL; } of_devid = of_match_device(xgene_ahci_of_match, dev); -- 1.9.1
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