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WSL2-Linux-Kernel
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mfd: omap-usb-host: Always fail on clk_get() error 

Be more strict and always fail on clk_get() error.

Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Roger Quadros 2014-02-27 16:18:24 +02:00 коммит произвёл Lee Jones
Родитель 3aca446acf
Коммит fedb2e7c2d
1 изменённых файлов: 40 добавлений и 22 удалений
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62
drivers/mfd/omap-usb-host.c
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@ -695,7 +695,8 @@ static int usbhs_omap_probe(struct platform_device *pdev)
"ehci_logic_fck");
if (IS_ERR(omap->ehci_logic_fck)) {
ret = PTR_ERR(omap->ehci_logic_fck);
dev_dbg(dev, "ehci_logic_fck failed:%d\n", ret);
dev_err(dev, "ehci_logic_fck failed:%d\n", ret);
goto err_mem;
}
}
goto initialize;
@ -749,51 +750,68 @@ static int usbhs_omap_probe(struct platform_device *pdev)
* them
*/
omap->utmi_clk[i] = devm_clk_get(dev, clkname);
if (IS_ERR(omap->utmi_clk[i]))
dev_dbg(dev, "Failed to get clock : %s : %ld\n",
clkname, PTR_ERR(omap->utmi_clk[i]));
if (IS_ERR(omap->utmi_clk[i])) {
ret = PTR_ERR(omap->utmi_clk[i]);
dev_err(dev, "Failed to get clock : %s : %d\n",
clkname, ret);
goto err_mem;
}
snprintf(clkname, sizeof(clkname),
"usb_host_hs_hsic480m_p%d_clk", i + 1);
omap->hsic480m_clk[i] = devm_clk_get(dev, clkname);
if (IS_ERR(omap->hsic480m_clk[i]))
dev_dbg(dev, "Failed to get clock : %s : %ld\n",
clkname, PTR_ERR(omap->hsic480m_clk[i]));
if (IS_ERR(omap->hsic480m_clk[i])) {
ret = PTR_ERR(omap->hsic480m_clk[i]);
dev_err(dev, "Failed to get clock : %s : %d\n",
clkname, ret);
goto err_mem;
}
snprintf(clkname, sizeof(clkname),
"usb_host_hs_hsic60m_p%d_clk", i + 1);
omap->hsic60m_clk[i] = devm_clk_get(dev, clkname);
if (IS_ERR(omap->hsic60m_clk[i]))
dev_dbg(dev, "Failed to get clock : %s : %ld\n",
clkname, PTR_ERR(omap->hsic60m_clk[i]));
if (IS_ERR(omap->hsic60m_clk[i])) {
ret = PTR_ERR(omap->hsic60m_clk[i]);
dev_err(dev, "Failed to get clock : %s : %d\n",
clkname, ret);
goto err_mem;
}
}
if (is_ehci_phy_mode(pdata->port_mode[0])) {
ret = clk_set_parent(omap->utmi_p1_gfclk,
omap->xclk60mhsp1_ck);
if (ret != 0)
dev_dbg(dev, "xclk60mhsp1_ck set parent failed: %d\n",
ret);
if (ret != 0) {
dev_err(dev, "xclk60mhsp1_ck set parent failed: %d\n",
ret);
goto err_mem;
}
} else if (is_ehci_tll_mode(pdata->port_mode[0])) {
ret = clk_set_parent(omap->utmi_p1_gfclk,
omap->init_60m_fclk);
if (ret != 0)
dev_dbg(dev, "P0 init_60m_fclk set parent failed: %d\n",
ret);
if (ret != 0) {
dev_err(dev, "P0 init_60m_fclk set parent failed: %d\n",
ret);
goto err_mem;
}
}
if (is_ehci_phy_mode(pdata->port_mode[1])) {
ret = clk_set_parent(omap->utmi_p2_gfclk,
omap->xclk60mhsp2_ck);
if (ret != 0)
dev_dbg(dev, "xclk60mhsp2_ck set parent failed: %d\n",
ret);
if (ret != 0) {
dev_err(dev, "xclk60mhsp2_ck set parent failed: %d\n",
ret);
goto err_mem;
}
} else if (is_ehci_tll_mode(pdata->port_mode[1])) {
ret = clk_set_parent(omap->utmi_p2_gfclk,
omap->init_60m_fclk);
if (ret != 0)
dev_dbg(dev, "P1 init_60m_fclk set parent failed: %d\n",
ret);
if (ret != 0) {
dev_err(dev, "P1 init_60m_fclk set parent failed: %d\n",
ret);
goto err_mem;
}
}
initialize: