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Code Issues Releases Wiki Activity

phy: let phy_provider_register be the last step in registering PHY 

Registering phy_provider before creating the PHY can result in PHY
callbacks being invoked which will lead to aborts. In order to avoid this
invoke phy_provider_register after phy_create and phy_set_drvdata.

Reported-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Kishon Vijay Abraham I 2014-02-17 14:29:25 +05:30 committed by Greg Kroah-Hartman
parent b51fbf9fb0
commit 64fe189169
5 changed files with 24 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/phy/phy-exynos-dp-video.c
View File

@ -76,10 +76,6 @@ static int exynos_dp_video_phy_probe(struct platform_device *pdev)
if (IS_ERR(state->regs))
return PTR_ERR(state->regs);
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
phy = devm_phy_create(dev, &exynos_dp_video_phy_ops, NULL);
if (IS_ERR(phy)) {
dev_err(dev, "failed to create Display Port PHY\n");
@ -87,6 +83,10 @@ static int exynos_dp_video_phy_probe(struct platform_device *pdev)
}
phy_set_drvdata(phy, state);
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
return 0;
}

10
drivers/phy/phy-exynos-mipi-video.c
View File

@ -134,11 +134,6 @@ static int exynos_mipi_video_phy_probe(struct platform_device *pdev)
dev_set_drvdata(dev, state);
spin_lock_init(&state->slock);
phy_provider = devm_of_phy_provider_register(dev,
exynos_mipi_video_phy_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
for (i = 0; i < EXYNOS_MIPI_PHYS_NUM; i++) {
struct phy *phy = devm_phy_create(dev,
&exynos_mipi_video_phy_ops, NULL);
@ -152,6 +147,11 @@ static int exynos_mipi_video_phy_probe(struct platform_device *pdev)
phy_set_drvdata(phy, &state->phys[i]);
}
phy_provider = devm_of_phy_provider_register(dev,
exynos_mipi_video_phy_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
return 0;
}

10
drivers/phy/phy-mvebu-sata.c
View File

@ -99,17 +99,17 @@ static int phy_mvebu_sata_probe(struct platform_device *pdev)
if (IS_ERR(priv->clk))
return PTR_ERR(priv->clk);
phy_provider = devm_of_phy_provider_register(&pdev->dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
phy = devm_phy_create(&pdev->dev, &phy_mvebu_sata_ops, NULL);
if (IS_ERR(phy))
return PTR_ERR(phy);
phy_set_drvdata(phy, priv);
phy_provider = devm_of_phy_provider_register(&pdev->dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
/* The boot loader may of left it on. Turn it off. */
phy_mvebu_sata_power_off(phy);

10
drivers/phy/phy-omap-usb2.c
View File

@ -177,11 +177,6 @@ static int omap_usb2_probe(struct platform_device *pdev)
phy->phy.otg = otg;
phy->phy.type = USB_PHY_TYPE_USB2;
phy_provider = devm_of_phy_provider_register(phy->dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
control_node = of_parse_phandle(node, "ctrl-module", 0);
if (!control_node) {
dev_err(&pdev->dev, "Failed to get control device phandle\n");
@ -214,6 +209,11 @@ static int omap_usb2_probe(struct platform_device *pdev)
phy_set_drvdata(generic_phy, phy);
phy_provider = devm_of_phy_provider_register(phy->dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
phy->wkupclk = devm_clk_get(phy->dev, "usb_phy_cm_clk32k");
if (IS_ERR(phy->wkupclk)) {
dev_err(&pdev->dev, "unable to get usb_phy_cm_clk32k\n");

10
drivers/phy/phy-twl4030-usb.c
View File

@ -695,11 +695,6 @@ static int twl4030_usb_probe(struct platform_device *pdev)
otg->set_host = twl4030_set_host;
otg->set_peripheral = twl4030_set_peripheral;
phy_provider = devm_of_phy_provider_register(twl->dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
phy = devm_phy_create(twl->dev, &ops, init_data);
if (IS_ERR(phy)) {
dev_dbg(&pdev->dev, "Failed to create PHY\n");
@ -708,6 +703,11 @@ static int twl4030_usb_probe(struct platform_device *pdev)
phy_set_drvdata(phy, twl);
phy_provider = devm_of_phy_provider_register(twl->dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
/* init spinlock for workqueue */
spin_lock_init(&twl->lock);