From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Sasha Levin To: stable@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Vince Hsu , Greg Kroah-Hartman , Sasha Levin Subject: [PATCH AUTOSEL 3.18 32/98] usb: host: ehci-tegra: request deferred probe when failing to get phy Date: Thu, 25 Oct 2018 10:17:47 -0400 Message-Id: <20181025141853.214051-32-sashal@kernel.org> In-Reply-To: <20181025141853.214051-1-sashal@kernel.org> References: <20181025141853.214051-1-sashal@kernel.org> List-ID: From: Vince Hsu [ Upstream commit f56e67f0a880a5b795cdb5f62614aafe264c5304 ] The commit 1290a958d48e ("usb: phy: propagate __of_usb_find_phy()'s error on failure") changed the condition to return -EPROBE_DEFER to host driver. Originally the Tegra host driver depended on the returned -EPROBE_DEFER to get the phy device later when booting. Now we have to do that explicitly. Signed-off-by: Vince Hsu Tested-by: Tomeu Vizoso Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/usb/host/ehci-tegra.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c index aad253559bcd..b4cc4c90b8e3 100644 --- a/drivers/usb/host/ehci-tegra.c +++ b/drivers/usb/host/ehci-tegra.c @@ -451,7 +451,7 @@ static int tegra_ehci_probe(struct platform_device *pdev) u_phy = devm_usb_get_phy_by_phandle(&pdev->dev, "nvidia,phy", 0); if (IS_ERR(u_phy)) { - err = PTR_ERR(u_phy); + err = -EPROBE_DEFER; goto cleanup_clk_en; } hcd->usb_phy = u_phy; -- 2.17.1