summaryrefslogtreecommitdiffstats
path: root/drivers/pci/controller
diff options
context:
space:
mode:
authorBjorn Helgaas <bhelgaas@google.com>2020-10-21 16:58:40 +0200
committerBjorn Helgaas <bhelgaas@google.com>2020-10-21 16:58:40 +0200
commit982f8334262d02bfcd41612411c7d8ff40011914 (patch)
tree1779cf532616ec3f5e781f73381327a98bd17cb6 /drivers/pci/controller
parentMerge branch 'remotes/lorenzo/pci/hv' (diff)
parentPCI: imx6: Do not output error message when devm_clk_get() failed with -EPROB... (diff)
downloadlinux-982f8334262d02bfcd41612411c7d8ff40011914.tar.xz
linux-982f8334262d02bfcd41612411c7d8ff40011914.zip
Merge branch 'remotes/lorenzo/pci/imx6'
- Use "fallthrough" pseudo-keyword (Gustavo A. R. Silva) - Drop redundant error messages after devm_clk_get() (Anson Huang) * remotes/lorenzo/pci/imx6: PCI: imx6: Do not output error message when devm_clk_get() failed with -EPROBE_DEFER PCI: imx6: Use fallthrough pseudo-keyword
Diffstat (limited to 'drivers/pci/controller')
-rw-r--r--drivers/pci/controller/dwc/pci-imx6.c41
1 files changed, 18 insertions, 23 deletions
diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c
index 337c74cbdfdb..5cf1ef12fb9b 100644
--- a/drivers/pci/controller/dwc/pci-imx6.c
+++ b/drivers/pci/controller/dwc/pci-imx6.c
@@ -427,7 +427,7 @@ static int imx6_pcie_enable_ref_clk(struct imx6_pcie *imx6_pcie)
regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12,
IMX6SX_GPR12_PCIE_TEST_POWERDOWN, 0);
break;
- case IMX6QP: /* FALLTHROUGH */
+ case IMX6QP:
case IMX6Q:
/* power up core phy and enable ref clock */
regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1,
@@ -630,7 +630,7 @@ static void imx6_pcie_init_phy(struct imx6_pcie *imx6_pcie)
regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12,
IMX6SX_GPR12_PCIE_RX_EQ_MASK,
IMX6SX_GPR12_PCIE_RX_EQ_2);
- /* FALLTHROUGH */
+ fallthrough;
default:
regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12,
IMX6Q_GPR12_PCIE_CTL_2, 0 << 10);
@@ -1060,39 +1060,34 @@ static int imx6_pcie_probe(struct platform_device *pdev)
/* Fetch clocks */
imx6_pcie->pcie_phy = devm_clk_get(dev, "pcie_phy");
- if (IS_ERR(imx6_pcie->pcie_phy)) {
- dev_err(dev, "pcie_phy clock source missing or invalid\n");
- return PTR_ERR(imx6_pcie->pcie_phy);
- }
+ if (IS_ERR(imx6_pcie->pcie_phy))
+ return dev_err_probe(dev, PTR_ERR(imx6_pcie->pcie_phy),
+ "pcie_phy clock source missing or invalid\n");
imx6_pcie->pcie_bus = devm_clk_get(dev, "pcie_bus");
- if (IS_ERR(imx6_pcie->pcie_bus)) {
- dev_err(dev, "pcie_bus clock source missing or invalid\n");
- return PTR_ERR(imx6_pcie->pcie_bus);
- }
+ if (IS_ERR(imx6_pcie->pcie_bus))
+ return dev_err_probe(dev, PTR_ERR(imx6_pcie->pcie_bus),
+ "pcie_bus clock source missing or invalid\n");
imx6_pcie->pcie = devm_clk_get(dev, "pcie");
- if (IS_ERR(imx6_pcie->pcie)) {
- dev_err(dev, "pcie clock source missing or invalid\n");
- return PTR_ERR(imx6_pcie->pcie);
- }
+ if (IS_ERR(imx6_pcie->pcie))
+ return dev_err_probe(dev, PTR_ERR(imx6_pcie->pcie),
+ "pcie clock source missing or invalid\n");
switch (imx6_pcie->drvdata->variant) {
case IMX6SX:
imx6_pcie->pcie_inbound_axi = devm_clk_get(dev,
"pcie_inbound_axi");
- if (IS_ERR(imx6_pcie->pcie_inbound_axi)) {
- dev_err(dev, "pcie_inbound_axi clock missing or invalid\n");
- return PTR_ERR(imx6_pcie->pcie_inbound_axi);
- }
+ if (IS_ERR(imx6_pcie->pcie_inbound_axi))
+ return dev_err_probe(dev, PTR_ERR(imx6_pcie->pcie_inbound_axi),
+ "pcie_inbound_axi clock missing or invalid\n");
break;
case IMX8MQ:
imx6_pcie->pcie_aux = devm_clk_get(dev, "pcie_aux");
- if (IS_ERR(imx6_pcie->pcie_aux)) {
- dev_err(dev, "pcie_aux clock source missing or invalid\n");
- return PTR_ERR(imx6_pcie->pcie_aux);
- }
- /* fall through */
+ if (IS_ERR(imx6_pcie->pcie_aux))
+ return dev_err_probe(dev, PTR_ERR(imx6_pcie->pcie_aux),
+ "pcie_aux clock source missing or invalid\n");
+ fallthrough;
case IMX7D:
if (dbi_base->start == IMX8MQ_PCIE2_BASE_ADDR)
imx6_pcie->controller_id = 1;