C++ platform_get_resource_byname函数代码示例

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本文整理汇总了C++中platform_get_resource_byname函数的典型用法代码示例。如果您正苦于以下问题：C++ platform_get_resource_byname函数的具体用法？C++ platform_get_resource_byname怎么用？C++ platform_get_resource_byname使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了platform_get_resource_byname函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: ardbeg_panel_init

int __init ardbeg_panel_init(void)
{
	int err = 0;
	struct resource __maybe_unused *res;
	struct platform_device *phost1x = NULL;
	struct board_info board_info;

	struct device_node *dc1_node = NULL;
	struct device_node *dc2_node = NULL;
#ifdef CONFIG_NVMAP_USE_CMA_FOR_CARVEOUT
	struct dma_declare_info vpr_dma_info;
	struct dma_declare_info generic_dma_info;
#endif

	find_dc_node(&dc1_node, &dc2_node);

#ifndef CONFIG_TEGRA_HDMI_PRIMARY
	ardbeg_panel_select();
#endif

#ifdef CONFIG_TEGRA_NVMAP
	ardbeg_carveouts[1].base = tegra_carveout_start;
	ardbeg_carveouts[1].size = tegra_carveout_size;

	ardbeg_carveouts[2].base = tegra_vpr_start;
	ardbeg_carveouts[2].size = tegra_vpr_size;

#ifdef CONFIG_NVMAP_USE_CMA_FOR_CARVEOUT
	generic_dma_info.name = "generic";
	generic_dma_info.base = tegra_carveout_start;
	generic_dma_info.size = tegra_carveout_size;
	generic_dma_info.resize = false;
	generic_dma_info.cma_dev = NULL;

	vpr_dma_info.name = "vpr";
	vpr_dma_info.base = tegra_vpr_start;
	vpr_dma_info.size = tegra_vpr_size;
	vpr_dma_info.resize = false;
	vpr_dma_info.cma_dev = NULL;
	ardbeg_carveouts[1].cma_dev = &tegra_generic_cma_dev;
	ardbeg_carveouts[1].resize = false;
	ardbeg_carveouts[2].cma_dev = &tegra_vpr_cma_dev;
	ardbeg_carveouts[2].resize = true;

	vpr_dma_info.size = SZ_32M;
	vpr_dma_info.resize = true;
	vpr_dma_info.cma_dev = &tegra_vpr_cma_dev;
	vpr_dma_info.notifier.ops = &vpr_dev_ops;

	if (tegra_carveout_size) {
		err = dma_declare_coherent_resizable_cma_memory(
				&tegra_generic_dev, &generic_dma_info);
		if (err) {
			pr_err("Generic coherent memory declaration failed\n");
			return err;
		}
	}
	if (tegra_vpr_size) {
		err = dma_declare_coherent_resizable_cma_memory(
				&tegra_vpr_dev, &vpr_dma_info);
		if (err) {
			pr_err("VPR coherent memory declaration failed\n");
			return err;
		}
	}
#endif

	err = platform_device_register(&ardbeg_nvmap_device);
	if (err) {
		pr_err("nvmap device registration failed\n");
		return err;
	}
#endif

	phost1x = ardbeg_host1x_init();
	if (!phost1x) {
		pr_err("host1x devices registration failed\n");
		return -EINVAL;
	}

	if (!of_have_populated_dt() || !dc1_node ||
		!of_device_is_available(dc1_node)) {
#ifndef CONFIG_TEGRA_HDMI_PRIMARY
		res = platform_get_resource_byname(&ardbeg_disp1_device,
					 IORESOURCE_MEM, "fbmem");
#else
		res = platform_get_resource_byname(&ardbeg_disp2_device,
					 IORESOURCE_MEM, "fbmem");
#endif
		res->start = tegra_fb_start;
		res->end = tegra_fb_start + tegra_fb_size - 1;
	}

	/* Copy the bootloader fb to the fb. */
	if (tegra_bootloader_fb_size)
		__tegra_move_framebuffer(&ardbeg_nvmap_device,
				tegra_fb_start, tegra_bootloader_fb_start,
				min(tegra_fb_size, tegra_bootloader_fb_size));
	else
		__tegra_clear_framebuffer(&ardbeg_nvmap_device,
//.........这里部分代码省略.........

开发者ID:SuperPichu，项目名称:shield-tablet-kernel，代码行数:101，代码来源:board-ardbeg-panel.c

示例2: _rsnd_gen_regmap_init

static int _rsnd_gen_regmap_init(struct rsnd_priv *priv,
				 int id_size,
				 int reg_id,
				 const char *name,
				 const struct rsnd_regmap_field_conf *conf,
				 int conf_size)
{
	struct platform_device *pdev = rsnd_priv_to_pdev(priv);
	struct rsnd_gen *gen = rsnd_priv_to_gen(priv);
	struct device *dev = rsnd_priv_to_dev(priv);
	struct resource *res;
	struct regmap_config regc;
	struct regmap_field *regs;
	struct regmap *regmap;
	struct reg_field regf;
	void __iomem *base;
	int i;

	memset(&regc, 0, sizeof(regc));
	regc.reg_bits = 32;
	regc.val_bits = 32;
	regc.reg_stride = 4;
	regc.name = name;

	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, name);
	if (!res)
		res = platform_get_resource(pdev, IORESOURCE_MEM, reg_id);
	if (!res)
		return -ENODEV;

	base = devm_ioremap_resource(dev, res);
	if (IS_ERR(base))
		return PTR_ERR(base);

	regmap = devm_regmap_init_mmio(dev, base, &regc);
	if (IS_ERR(regmap))
		return PTR_ERR(regmap);

	/* RSND_BASE_MAX base */
	gen->base[reg_id] = base;
	gen->regmap[reg_id] = regmap;
	gen->res[reg_id] = res->start;

	for (i = 0; i < conf_size; i++) {

		regf.reg	= conf[i].reg_offset;
		regf.id_offset	= conf[i].id_offset;
		regf.lsb	= 0;
		regf.msb	= 31;
		regf.id_size	= id_size;

		regs = devm_regmap_field_alloc(dev, regmap, regf);
		if (IS_ERR(regs))
			return PTR_ERR(regs);

		/* RSND_REG_MAX base */
		gen->regs[conf[i].idx] = regs;
		gen->reg_name[conf[i].idx] = conf[i].reg_name;
	}

	return 0;
}

开发者ID:a2hojsjsjs，项目名称:linux，代码行数:62，代码来源:gen.c

示例3: i2c_ssbi_probe

static int __init i2c_ssbi_probe(struct platform_device *pdev)
{
	int			 ret = 0;
	struct resource		*ssbi_res;
	struct i2c_ssbi_dev	*ssbi;
	struct msm_i2c_platform_data *pdata;

	pdata = pdev->dev.platform_data;
	if (!pdata) {
		ret = -ENXIO;
		dev_err(&pdev->dev, "platform data not initialized\n");
		goto err_probe_exit;
	}

	ssbi = kzalloc(sizeof(struct i2c_ssbi_dev), GFP_KERNEL);
	if (!ssbi) {
		ret = -ENOMEM;
		dev_err(&pdev->dev, "allocation failed\n");
		goto err_probe_exit;
	}

	ssbi_res = platform_get_resource_byname(pdev,
						IORESOURCE_MEM, "ssbi_base");
	if (!ssbi_res) {
		ret = -ENXIO;
		dev_err(&pdev->dev, "get_resource_byname failed\n");
		goto err_probe_res;
	}

	ssbi->mem_phys_addr = ssbi_res->start;
	ssbi->mem_size = resource_size(ssbi_res);;
	if (!request_mem_region(ssbi->mem_phys_addr, ssbi->mem_size,
				SSBI_MSM_NAME)) {
		ret = -ENXIO;
		dev_err(&pdev->dev, "request_mem_region failed\n");
		goto err_probe_reqmem;
	}

	ssbi->base = ioremap(ssbi->mem_phys_addr, ssbi->mem_size);
	if (!ssbi->base) {
		dev_err(&pdev->dev, "ioremap failed\n");
		goto err_probe_ioremap;
	}

	ssbi->dev = &pdev->dev;
	platform_set_drvdata(pdev, ssbi);

	i2c_set_adapdata(&ssbi->adapter, ssbi);
	ssbi->adapter.algo = &msm_i2c_algo;
	strlcpy(ssbi->adapter.name,
		"MSM SSBI adapter",
		sizeof(ssbi->adapter.name));

	ret = remote_spin_lock_init(&ssbi->rspin_lock, pdata->rsl_id);
	if (ret) {
		dev_err(&pdev->dev, "remote spinlock init failed\n");
		goto err_remote_spinlock_init_failed;
	}

	ssbi->adapter.nr = pdev->id;
	ret = i2c_add_numbered_adapter(&ssbi->adapter);
	if (ret) {
		dev_err(&pdev->dev, "i2c_add_numbered_adapter failed\n");
		goto err_add_adapter_failed;
	}
	return 0;

err_add_adapter_failed:
err_remote_spinlock_init_failed:
	iounmap(ssbi->base);
	platform_set_drvdata(pdev, NULL);
err_probe_ioremap:
	release_mem_region(ssbi->mem_phys_addr, ssbi->mem_size);
err_probe_reqmem:
err_probe_res:
	kfree(ssbi);
err_probe_exit:
	return ret;
}

开发者ID:Akinus，项目名称:htc-kernel-msm7x30，代码行数:79，代码来源:i2c-ssbi.c

示例4: ns_pinctrl_probe

static int ns_pinctrl_probe(struct platform_device *pdev)
{
	struct device *dev = &pdev->dev;
	const struct of_device_id *of_id;
	struct ns_pinctrl *ns_pinctrl;
	struct pinctrl_desc *pctldesc;
	struct pinctrl_pin_desc *pin;
	struct ns_pinctrl_group *group;
	struct ns_pinctrl_function *function;
	struct resource *res;
	int i;

	ns_pinctrl = devm_kzalloc(dev, sizeof(*ns_pinctrl), GFP_KERNEL);
	if (!ns_pinctrl)
		return -ENOMEM;
	pctldesc = &ns_pinctrl->pctldesc;
	platform_set_drvdata(pdev, ns_pinctrl);

	/* Set basic properties */

	ns_pinctrl->dev = dev;

	of_id = of_match_device(ns_pinctrl_of_match_table, dev);
	if (!of_id)
		return -EINVAL;
	ns_pinctrl->chipset_flag = (uintptr_t)of_id->data;

	res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
					   "cru_gpio_control");
	ns_pinctrl->base = devm_ioremap_resource(dev, res);
	if (IS_ERR(ns_pinctrl->base)) {
		dev_err(dev, "Failed to map pinctrl regs\n");
		return PTR_ERR(ns_pinctrl->base);
	}

	memcpy(pctldesc, &ns_pinctrl_desc, sizeof(*pctldesc));

	/* Set pinctrl properties */

	pctldesc->pins = devm_kcalloc(dev, ARRAY_SIZE(ns_pinctrl_pins),
				      sizeof(struct pinctrl_pin_desc),
				      GFP_KERNEL);
	if (!pctldesc->pins)
		return -ENOMEM;
	for (i = 0, pin = (struct pinctrl_pin_desc *)&pctldesc->pins[0];
	     i < ARRAY_SIZE(ns_pinctrl_pins); i++) {
		const struct pinctrl_pin_desc *src = &ns_pinctrl_pins[i];
		unsigned int chipsets = (uintptr_t)src->drv_data;

		if (chipsets & ns_pinctrl->chipset_flag) {
			memcpy(pin++, src, sizeof(*src));
			pctldesc->npins++;
		}
	}

	ns_pinctrl->groups = devm_kcalloc(dev, ARRAY_SIZE(ns_pinctrl_groups),
					  sizeof(struct ns_pinctrl_group),
					  GFP_KERNEL);
	if (!ns_pinctrl->groups)
		return -ENOMEM;
	for (i = 0, group = &ns_pinctrl->groups[0];
	     i < ARRAY_SIZE(ns_pinctrl_groups); i++) {
		const struct ns_pinctrl_group *src = &ns_pinctrl_groups[i];

		if (src->chipsets & ns_pinctrl->chipset_flag) {
			memcpy(group++, src, sizeof(*src));
			ns_pinctrl->num_groups++;
		}
	}

	ns_pinctrl->functions = devm_kcalloc(dev,
					     ARRAY_SIZE(ns_pinctrl_functions),
					     sizeof(struct ns_pinctrl_function),
					     GFP_KERNEL);
	if (!ns_pinctrl->functions)
		return -ENOMEM;
	for (i = 0, function = &ns_pinctrl->functions[0];
	     i < ARRAY_SIZE(ns_pinctrl_functions); i++) {
		const struct ns_pinctrl_function *src = &ns_pinctrl_functions[i];

		if (src->chipsets & ns_pinctrl->chipset_flag) {
			memcpy(function++, src, sizeof(*src));
			ns_pinctrl->num_functions++;
		}
	}

	/* Register */

	ns_pinctrl->pctldev = devm_pinctrl_register(dev, pctldesc, ns_pinctrl);
	if (IS_ERR(ns_pinctrl->pctldev)) {
		dev_err(dev, "Failed to register pinctrl\n");
		return PTR_ERR(ns_pinctrl->pctldev);
	}

	return 0;
}

开发者ID:austriancoder，项目名称:linux，代码行数:96，代码来源:pinctrl-ns.c

示例5: pxau2h_ehci_probe

static int pxau2h_ehci_probe(struct platform_device *pdev)
{
	struct device *dev = &pdev->dev;
        struct resource	    *res;
	struct usb_hcd *hcd;
	int irq, retval, tmp;

	dev_dbg(&pdev->dev,"Initializing PXA EHCI-SOC USB Controller(U2H)\n");
	info = dev->platform_data;

	pxau2h_ehci_clk_set(1);

	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "u2h");
	info->regbase = (unsigned)ioremap_nocache(res->start, res_size(res));
	if (!info->regbase) {
	        printk(KERN_ERR "Cannot get regbase 0x%x\n", info->regbase);
	        return -ENOMEM;
	}
	
	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "u2hphy");
	info->phybase = (unsigned)ioremap_nocache(res->start, res_size(res));
	if (!info->phybase) {
	        printk(KERN_ERR "Cannot get phybase 0x%x\n", info->phybase);
	        retval = -ENODEV;
		goto err1;
	}
	
	irq = platform_get_irq(pdev, 0);
	if (!irq) {
	        printk( KERN_ERR "Cannot get irq %x\n", irq);
	        retval = -ENODEV;
		goto err1;
	}

	printk("u2h regbase 0x%x phybase 0x%x irq %d\n", info->regbase,
			info->phybase, irq);

	if (!info->phy_init || info->phy_init(info->phybase)) {
		printk(KERN_ERR "unable to init pxa usb 2.0 host controller"
			       	" phy_init 0x%p\n", info->phy_init);
		retval = -EBUSY; 
		goto err1;
	}

	if (info->plat_init) {
		info->plat_init(dev);
	}

	if (!info->vbus_set || info->vbus_set(1)) {
		printk(KERN_ERR "Unable to power USB Host Controller.\n");
		retval = -EBUSY; 
		goto err1;
	}

	hcd = usb_create_hcd(&pxau2h_ehci_hc_driver, &pdev->dev, 
			pdev->dev.bus_id);
	if (!hcd) {
		retval = -ENOMEM;
		goto err1;
	}

	hcd->rsrc_start = virt_to_phys((void *)info->regbase);
	hcd->rsrc_len = 0x1ff;
	hcd->regs = (void __iomem*)info->regbase;
	hcd->irq = (unsigned int)irq;

	/* @USBCMD, Reset USB core */
	tmp = readl(hcd->regs + U2xUSBCMD);
	tmp |= U2xUSBCMD_RST;
	writel(tmp,hcd->regs + U2xUSBCMD);
	udelay(1000);
	
	retval = usb_add_hcd(hcd, hcd->irq, IRQF_DISABLED | IRQF_SHARED);
	if (retval != 0) {
		goto err2;
	}
	platform_set_drvdata(pdev, hcd);
	return retval;

err2:
		usb_put_hcd(hcd);
err1:
		dev_err(&pdev->dev, "init %s fail, %d\n", pdev->dev.bus_id, 
			retval);
	return retval;
}

开发者ID:robacklin，项目名称:ts4700，代码行数:86，代码来源:ehci-pxau2h.c

示例6: usbhs_omap_probe


//.........这里部分代码省略.........
		ret = PTR_ERR(omap->usbhost_p1_fck);
		dev_err(dev, "usbhost_p1_fck failed error:%d\n", ret);
		goto err_xclk60mhsp2_ck;
	}

	omap->usbtll_p1_fck = clk_get(dev, "usb_tll_hs_usb_ch0_clk");
	if (IS_ERR(omap->usbtll_p1_fck)) {
		ret = PTR_ERR(omap->usbtll_p1_fck);
		dev_err(dev, "usbtll_p1_fck failed error:%d\n", ret);
		goto err_usbhost_p1_fck;
	}

	omap->usbhost_p2_fck = clk_get(dev, "usb_host_hs_utmi_p2_clk");
	if (IS_ERR(omap->usbhost_p2_fck)) {
		ret = PTR_ERR(omap->usbhost_p2_fck);
		dev_err(dev, "usbhost_p2_fck failed error:%d\n", ret);
		goto err_usbtll_p1_fck;
	}

	omap->usbtll_p2_fck = clk_get(dev, "usb_tll_hs_usb_ch1_clk");
	if (IS_ERR(omap->usbtll_p2_fck)) {
		ret = PTR_ERR(omap->usbtll_p2_fck);
		dev_err(dev, "usbtll_p2_fck failed error:%d\n", ret);
		goto err_usbhost_p2_fck;
	}

	omap->init_60m_fclk = clk_get(dev, "init_60m_fclk");
	if (IS_ERR(omap->init_60m_fclk)) {
		ret = PTR_ERR(omap->init_60m_fclk);
		dev_err(dev, "init_60m_fclk failed error:%d\n", ret);
		goto err_usbtll_p2_fck;
	}

	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "uhh");
	if (!res) {
		dev_err(dev, "UHH EHCI get resource failed\n");
		ret = -ENODEV;
		goto err_init_60m_fclk;
	}

	omap->uhh_base = ioremap(res->start, resource_size(res));
	if (!omap->uhh_base) {
		dev_err(dev, "UHH ioremap failed\n");
		ret = -ENOMEM;
		goto err_init_60m_fclk;
	}

	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "tll");
	if (!res) {
		dev_err(dev, "UHH EHCI get resource failed\n");
		ret = -ENODEV;
		goto err_tll;
	}

	omap->tll_base = ioremap(res->start, resource_size(res));
	if (!omap->tll_base) {
		dev_err(dev, "TLL ioremap failed\n");
		ret = -ENOMEM;
		goto err_tll;
	}

	platform_set_drvdata(pdev, omap);

	ret = omap_usbhs_alloc_children(pdev);
	if (ret) {
		dev_err(dev, "omap_usbhs_alloc_children failed\n");

开发者ID:macbury，项目名称:linux-2.6，代码行数:67，代码来源:omap-usb-host.c

示例7: pda_power_probe

static int pda_power_probe(struct platform_device *pdev)
{
	int ret = 0;

	dev = &pdev->dev;

	if (pdev->id != -1) {
		dev_err(dev, "it's meaningless to register several "
			"pda_powers; use id = -1\n");
		ret = -EINVAL;
		goto wrongid;
	}

	pdata = pdev->dev.platform_data;

	if (pdata->init) {
		ret = pdata->init(dev);
		if (ret < 0)
			goto init_failed;
	}

	update_status();
	update_charger();

	if (!pdata->wait_for_status)
		pdata->wait_for_status = 500;

	if (!pdata->wait_for_charger)
		pdata->wait_for_charger = 500;

	if (!pdata->polling_interval)
		pdata->polling_interval = 2000;

	setup_timer(&charger_timer, charger_timer_func, 0);
	setup_timer(&supply_timer, supply_timer_func, 0);

	ac_irq = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "ac");
	usb_irq = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "usb");

	if (pdata->supplied_to) {
		pda_psy_ac.supplied_to = pdata->supplied_to;
		pda_psy_ac.num_supplicants = pdata->num_supplicants;
		pda_psy_usb.supplied_to = pdata->supplied_to;
		pda_psy_usb.num_supplicants = pdata->num_supplicants;
	}

	if (pdata->is_ac_online) {
		ret = power_supply_register(&pdev->dev, &pda_psy_ac);
		if (ret) {
			dev_err(dev, "failed to register %s power supply\n",
				pda_psy_ac.name);
			goto ac_supply_failed;
		}

		if (ac_irq) {
			ret = request_irq(ac_irq->start, power_changed_isr,
					  get_irq_flags(ac_irq), ac_irq->name,
					  &pda_psy_ac);
			if (ret) {
				dev_err(dev, "request ac irq failed\n");
				goto ac_irq_failed;
			}
		} else {
			polling = 1;
		}
	}

	if (pdata->is_usb_online) {
		ret = power_supply_register(&pdev->dev, &pda_psy_usb);
		if (ret) {
			dev_err(dev, "failed to register %s power supply\n",
				pda_psy_usb.name);
			goto usb_supply_failed;
		}

		if (usb_irq) {
			ret = request_irq(usb_irq->start, power_changed_isr,
					  get_irq_flags(usb_irq),
					  usb_irq->name, &pda_psy_usb);
			if (ret) {
				dev_err(dev, "request usb irq failed\n");
				goto usb_irq_failed;
			}
		} else {
			polling = 1;
		}
	}

	if (polling) {
		dev_dbg(dev, "will poll for status\n");
		setup_timer(&polling_timer, polling_timer_func, 0);
		mod_timer(&polling_timer,
			  jiffies + msecs_to_jiffies(pdata->polling_interval));
	}

	if (ac_irq || usb_irq)
		device_init_wakeup(&pdev->dev, 1);

	return 0;

//.........这里部分代码省略.........

开发者ID:johnny，项目名称:CobraDroidBeta，代码行数:101，代码来源:pda_power.c

示例8: stih407_usb2_picophy_probe

static int stih407_usb2_picophy_probe(struct platform_device *pdev)
{
	struct stih407_usb2_picophy *phy_dev;
	struct device *dev = &pdev->dev;
	struct device_node *np = dev->of_node;
	struct phy_provider *phy_provider;
	struct phy *phy;
	struct resource *res;

	phy_dev = devm_kzalloc(dev, sizeof(*phy_dev), GFP_KERNEL);
	if (!phy_dev)
		return -ENOMEM;

	phy_dev->dev = dev;
	dev_set_drvdata(dev, phy_dev);

	phy_dev->rstc = devm_reset_control_get(dev, "global");
	if (IS_ERR(phy_dev->rstc)) {
		dev_err(dev, "failed to ctrl picoPHY reset\n");
		return PTR_ERR(phy_dev->rstc);
	}

	phy_dev->rstport = devm_reset_control_get(dev, "port");
	if (IS_ERR(phy_dev->rstport)) {
		dev_err(dev, "failed to ctrl picoPHY reset\n");
		return PTR_ERR(phy_dev->rstport);
	}

	/* Reset port by default: only deassert it in phy init */
	reset_control_assert(phy_dev->rstport);

	phy_dev->regmap = syscon_regmap_lookup_by_phandle(np, "st,syscfg");
	if (IS_ERR(phy_dev->regmap)) {
		dev_err(dev, "No syscfg phandle specified\n");
		return PTR_ERR(phy_dev->regmap);
	}

	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ctrl");
	if (!res) {
		dev_err(dev, "No ctrl reg found\n");
		return -ENXIO;
	}
	phy_dev->ctrl = res->start;

	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "param");
	if (!res) {
		dev_err(dev, "No param reg found\n");
		return -ENXIO;
	}
	phy_dev->param = res->start;

	phy = devm_phy_create(dev, NULL, &stih407_usb2_picophy_data, NULL);
	if (IS_ERR(phy)) {
		dev_err(dev, "failed to create Display Port PHY\n");
		return PTR_ERR(phy);
	}

	phy_dev->phy = phy;
	phy_set_drvdata(phy, phy_dev);

	phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
	if (IS_ERR(phy_provider))
		return PTR_ERR(phy_provider);

	dev_info(dev, "STiH407 USB Generic picoPHY driver probed!");

	return 0;
}

开发者ID:3null，项目名称:linux，代码行数:68，代码来源:phy-stih407-usb.c

示例9: serial_omap_probe

static int serial_omap_probe(struct platform_device *pdev)
{
	struct uart_omap_port	*up = NULL;
	struct resource		*mem, *irq, *dma_tx, *dma_rx;
	struct omap_uart_port_info *omap_up_info = pdev->dev.platform_data;
	struct omap_device *od;
	int ret = -ENOSPC;

	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
	if (!mem) {
		dev_err(&pdev->dev, "no mem resource?\n");
		return -ENODEV;
	}

	irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
	if (!irq) {
		dev_err(&pdev->dev, "no irq resource?\n");
		return -ENODEV;
	}

	if (!request_mem_region(mem->start, (mem->end - mem->start) + 1,
				     pdev->dev.driver->name)) {
		dev_err(&pdev->dev, "memory region already claimed\n");
		return -EBUSY;
	}

	dma_rx = platform_get_resource_byname(pdev, IORESOURCE_DMA, "rx");
	if (!dma_rx) {
		ret = -EINVAL;
		goto do_release_region;
	}

	dma_tx = platform_get_resource_byname(pdev, IORESOURCE_DMA, "tx");
	if (!dma_tx) {
		ret = -EINVAL;
		goto do_release_region;
	}

	up = kzalloc(sizeof(*up), GFP_KERNEL);
	if (up == NULL) {
		ret = -ENOMEM;
		goto do_release_region;
	}
	sprintf(up->name, "OMAP UART%d", pdev->id);
	up->pdev = pdev;
	up->port.dev = &pdev->dev;
	up->port.type = PORT_OMAP;
	up->port.iotype = UPIO_MEM;
	up->port.irq = irq->start;

	up->port.regshift = 2;
	up->port.fifosize = 64;
	up->port.ops = &serial_omap_pops;
	up->port.line = pdev->id;

	up->port.mapbase = mem->start;
	up->port.membase = ioremap(mem->start, mem->end - mem->start);

	if (!up->port.membase) {
		dev_err(&pdev->dev, "can't ioremap UART\n");
		ret = -ENOMEM;
		goto do_free;
	}

	up->port.flags = omap_up_info->flags;
	up->port.uartclk = omap_up_info->uartclk;
	up->uart_dma.uart_base = mem->start;
	up->errata = omap_up_info->errata;
	up->enable_wakeup = omap_up_info->enable_wakeup;
	up->wer = omap_up_info->wer;
	up->chk_wakeup = omap_up_info->chk_wakeup;
	up->wake_peer = omap_up_info->wake_peer;
	up->rts_mux_driver_control = omap_up_info->rts_mux_driver_control;
	up->rts_pullup_in_suspend = 0;

	if (omap_up_info->use_dma) {
		up->uart_dma.uart_dma_tx = dma_tx->start;
		up->uart_dma.uart_dma_rx = dma_rx->start;
		up->use_dma = 1;
		up->uart_dma.rx_buf_size = omap_up_info->dma_rx_buf_size;
		up->uart_dma.rx_timeout = omap_up_info->dma_rx_timeout;
		up->uart_dma.rx_poll_rate = omap_up_info->dma_rx_poll_rate;
		spin_lock_init(&(up->uart_dma.tx_lock));
		spin_lock_init(&(up->uart_dma.rx_lock));
		up->uart_dma.tx_dma_channel = OMAP_UART_DMA_CH_FREE;
		up->uart_dma.rx_dma_channel = OMAP_UART_DMA_CH_FREE;
	}

	pm_runtime_use_autosuspend(&pdev->dev);
	pm_runtime_set_autosuspend_delay(&pdev->dev,
			omap_up_info->auto_sus_timeout);

	if (device_may_wakeup(&pdev->dev))
		pm_runtime_enable(&pdev->dev);

	pm_runtime_irq_safe(&pdev->dev);
	if (omap_up_info->console_uart) {
		od = to_omap_device(up->pdev);
		omap_hwmod_idle(od->hwmods[0]);
		serial_omap_port_enable(up);
//.........这里部分代码省略.........

开发者ID:AndroidDeveloperAlliance，项目名称:ZenKernel_TUNA，代码行数:101，代码来源:omap-serial.c

示例10: vlynq_probe

static int vlynq_probe(struct platform_device *pdev)
{
	struct vlynq_device *dev;
	struct resource *regs_res, *mem_res, *irq_res;
	int len, result;

	regs_res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs");
	if (!regs_res)
		return -ENODEV;

	mem_res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mem");
	if (!mem_res)
		return -ENODEV;

	irq_res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "devirq");
	if (!irq_res)
		return -ENODEV;

	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
	if (!dev) {
		printk(KERN_ERR
		       "vlynq: failed to allocate device structure\n");
		return -ENOMEM;
	}

	dev->id = pdev->id;
	dev->dev.bus = &vlynq_bus_type;
	dev->dev.parent = &pdev->dev;
	dev_set_name(&dev->dev, "vlynq%d", dev->id);
	dev->dev.platform_data = pdev->dev.platform_data;
	dev->dev.release = vlynq_device_release;

	dev->regs_start = regs_res->start;
	dev->regs_end = regs_res->end;
	dev->mem_start = mem_res->start;
	dev->mem_end = mem_res->end;

	len = regs_res->end - regs_res->start;
	if (!request_mem_region(regs_res->start, len, dev_name(&dev->dev))) {
		printk(KERN_ERR "%s: Can't request vlynq registers\n",
		       dev_name(&dev->dev));
		result = -ENXIO;
		goto fail_request;
	}

	dev->local = ioremap(regs_res->start, len);
	if (!dev->local) {
		printk(KERN_ERR "%s: Can't remap vlynq registers\n",
		       dev_name(&dev->dev));
		result = -ENXIO;
		goto fail_remap;
	}

	dev->remote = (struct vlynq_regs *)((void *)dev->local +
					    VLYNQ_REMOTE_OFFSET);

	dev->irq = platform_get_irq_byname(pdev, "irq");
	dev->irq_start = irq_res->start;
	dev->irq_end = irq_res->end;
	dev->local_irq = dev->irq_end - dev->irq_start;
	dev->remote_irq = dev->local_irq - 1;

	if (device_register(&dev->dev))
		goto fail_register;
	platform_set_drvdata(pdev, dev);

	printk(KERN_INFO "%s: regs 0x%p, irq %d, mem 0x%p\n",
	       dev_name(&dev->dev), (void *)dev->regs_start, dev->irq,
	       (void *)dev->mem_start);

	dev->dev_id = 0;
	dev->divisor = vlynq_div_auto;
	result = __vlynq_enable_device(dev);
	if (result == 0) {
		dev->dev_id = readl(&dev->remote->chip);
		((struct plat_vlynq_ops *)(dev->dev.platform_data))->off(dev);
	}
	if (dev->dev_id)
		printk(KERN_INFO "Found a VLYNQ device: %08x\n", dev->dev_id);

	return 0;

fail_register:
	iounmap(dev->local);
fail_remap:
fail_request:
	release_mem_region(regs_res->start, len);
	kfree(dev);
	return result;
}

开发者ID:AppEngine，项目名称:linux-2.6，代码行数:90，代码来源:vlynq.c

示例11: serial_omap_probe

static int serial_omap_probe(struct platform_device *pdev)
{
	struct uart_omap_port	*up;
	struct resource		*mem, *irq, *dma_tx, *dma_rx;
	struct omap_uart_port_info *omap_up_info = pdev->dev.platform_data;
	int ret = -ENOSPC;

	if (pdev->dev.of_node)
		omap_up_info = of_get_uart_port_info(&pdev->dev);

	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
	if (!mem) {
		dev_err(&pdev->dev, "no mem resource?\n");
		return -ENODEV;
	}

	irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
	if (!irq) {
		dev_err(&pdev->dev, "no irq resource?\n");
		return -ENODEV;
	}

	if (!devm_request_mem_region(&pdev->dev, mem->start, resource_size(mem),
				pdev->dev.driver->name)) {
		dev_err(&pdev->dev, "memory region already claimed\n");
		return -EBUSY;
	}

	dma_rx = platform_get_resource_byname(pdev, IORESOURCE_DMA, "rx");
	if (!dma_rx)
		return -ENXIO;

	dma_tx = platform_get_resource_byname(pdev, IORESOURCE_DMA, "tx");
	if (!dma_tx)
		return -ENXIO;

	up = devm_kzalloc(&pdev->dev, sizeof(*up), GFP_KERNEL);
	if (!up)
		return -ENOMEM;

	up->pdev = pdev;
	up->port.dev = &pdev->dev;
	up->port.type = PORT_OMAP;
	up->port.iotype = UPIO_MEM;
	up->port.irq = irq->start;

	up->port.regshift = 2;
	up->port.fifosize = 64;
	up->port.ops = &serial_omap_pops;

	if (pdev->dev.of_node)
		up->port.line = of_alias_get_id(pdev->dev.of_node, "serial");
	else
		up->port.line = pdev->id;

	if (up->port.line < 0) {
		dev_err(&pdev->dev, "failed to get alias/pdev id, errno %d\n",
								up->port.line);
		ret = -ENODEV;
		goto err_port_line;
	}

	sprintf(up->name, "OMAP UART%d", up->port.line);
	up->port.mapbase = mem->start;
	up->port.membase = devm_ioremap(&pdev->dev, mem->start,
						resource_size(mem));
	if (!up->port.membase) {
		dev_err(&pdev->dev, "can't ioremap UART\n");
		ret = -ENOMEM;
		goto err_ioremap;
	}

	up->port.flags = omap_up_info->flags;
	up->port.uartclk = omap_up_info->uartclk;
	if (!up->port.uartclk) {
		up->port.uartclk = DEFAULT_CLK_SPEED;
		dev_warn(&pdev->dev, "No clock speed specified: using default:"
						"%d\n", DEFAULT_CLK_SPEED);
	}
	up->uart_dma.uart_base = mem->start;
	up->errata = omap_up_info->errata;

	if (omap_up_info->dma_enabled) {
		up->uart_dma.uart_dma_tx = dma_tx->start;
		up->uart_dma.uart_dma_rx = dma_rx->start;
		up->use_dma = 1;
		up->uart_dma.rx_buf_size = omap_up_info->dma_rx_buf_size;
		up->uart_dma.rx_timeout = omap_up_info->dma_rx_timeout;
		up->uart_dma.rx_poll_rate = omap_up_info->dma_rx_poll_rate;
		spin_lock_init(&(up->uart_dma.tx_lock));
		spin_lock_init(&(up->uart_dma.rx_lock));
		up->uart_dma.tx_dma_channel = OMAP_UART_DMA_CH_FREE;
		up->uart_dma.rx_dma_channel = OMAP_UART_DMA_CH_FREE;
	}

	up->latency = PM_QOS_CPU_DMA_LAT_DEFAULT_VALUE;
	up->calc_latency = PM_QOS_CPU_DMA_LAT_DEFAULT_VALUE;
	pm_qos_add_request(&up->pm_qos_request,
		PM_QOS_CPU_DMA_LATENCY, up->latency);
	serial_omap_uart_wq = create_singlethread_workqueue(up->name);
//.........这里部分代码省略.........

开发者ID:0xroot，项目名称:Blackphone-BP1-Kernel，代码行数:101，代码来源:omap-serial.c

示例12: mv_ehci_probe

static int mv_ehci_probe(struct platform_device *pdev)
{
	struct mv_usb_platform_data *pdata = pdev->dev.platform_data;
	struct usb_hcd *hcd;
	struct ehci_hcd *ehci;
	struct ehci_hcd_mv *ehci_mv;
	struct resource *r;
	int clk_i, retval = -ENODEV;
	u32 offset;
	size_t size;

	if (!pdata) {
		dev_err(&pdev->dev, "missing platform_data\n");
		return -ENODEV;
	}

	if (usb_disabled())
		return -ENODEV;

	hcd = usb_create_hcd(&mv_ehci_hc_driver, &pdev->dev, "mv ehci");
	if (!hcd)
		return -ENOMEM;

	size = sizeof(*ehci_mv) + sizeof(struct clk *) * pdata->clknum;
	ehci_mv = kzalloc(size, GFP_KERNEL);
	if (ehci_mv == NULL) {
		dev_err(&pdev->dev, "cannot allocate ehci_hcd_mv\n");
		retval = -ENOMEM;
		goto err_put_hcd;
	}

	platform_set_drvdata(pdev, ehci_mv);
	ehci_mv->pdata = pdata;
	ehci_mv->hcd = hcd;

	ehci_mv->clknum = pdata->clknum;
	for (clk_i = 0; clk_i < ehci_mv->clknum; clk_i++) {
		ehci_mv->clk[clk_i] =
		    clk_get(&pdev->dev, pdata->clkname[clk_i]);
		if (IS_ERR(ehci_mv->clk[clk_i])) {
			dev_err(&pdev->dev, "error get clck \"%s\"\n",
				pdata->clkname[clk_i]);
			retval = PTR_ERR(ehci_mv->clk[clk_i]);
			goto err_put_clk;
		}
	}

	r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phyregs");
	if (r == NULL) {
		dev_err(&pdev->dev, "no phy I/O memory resource defined\n");
		retval = -ENODEV;
		goto err_put_clk;
	}

	ehci_mv->phy_regs = ioremap(r->start, resource_size(r));
	if (ehci_mv->phy_regs == 0) {
		dev_err(&pdev->dev, "failed to map phy I/O memory\n");
		retval = -EFAULT;
		goto err_put_clk;
	}

	r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "capregs");
	if (!r) {
		dev_err(&pdev->dev, "no I/O memory resource defined\n");
		retval = -ENODEV;
		goto err_iounmap_phyreg;
	}

	ehci_mv->cap_regs = ioremap(r->start, resource_size(r));
	if (ehci_mv->cap_regs == NULL) {
		dev_err(&pdev->dev, "failed to map I/O memory\n");
		retval = -EFAULT;
		goto err_iounmap_phyreg;
	}

	retval = mv_ehci_enable(ehci_mv);
	if (retval) {
		dev_err(&pdev->dev, "init phy error %d\n", retval);
		goto err_iounmap_capreg;
	}

	offset = readl(ehci_mv->cap_regs) & CAPLENGTH_MASK;
	ehci_mv->op_regs =
		(void __iomem *) ((unsigned long) ehci_mv->cap_regs + offset);

	hcd->rsrc_start = r->start;
	hcd->rsrc_len = r->end - r->start + 1;
	hcd->regs = ehci_mv->op_regs;

	hcd->irq = platform_get_irq(pdev, 0);
	if (!hcd->irq) {
		dev_err(&pdev->dev, "Cannot get irq.");
		retval = -ENODEV;
		goto err_disable_clk;
	}

	ehci = hcd_to_ehci(hcd);
	ehci->caps = (struct ehci_caps *) ehci_mv->cap_regs;
	ehci->regs = (struct ehci_regs *) ehci_mv->op_regs;
	ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
//.........这里部分代码省略.........

开发者ID:romanbb，项目名称:android_kernel_lge_d851，代码行数:101，代码来源:ehci-mv.c

示例13: headset_probe

static int __init_or_module headset_probe(struct platform_device *pdev)
{

	int ret;
	struct resource *res;
	unsigned int	irq;

	memset(&headset_data, 0, sizeof( headset_data));

	headset_data.sdev.name = pdev->name;
	headset_data.sdev.print_name = switch_hds_print_state;

    	ret = switch_dev_register(&headset_data.sdev);
	if (ret < 0)
	{
		goto err_switch_dev_register;
	}

	headset_data.debounceDelay1 = 300;
	headset_data.debounceDelay2 = 600;
	headset_data.debounceDelayHookKey = 65;	
	headset_data.jack_status = 0;
	headset_data.recover_chk_times = RECOVER_CHK_HEADSET_TYPE_TIMES;

	g_headset_type = HSD_NONE;
	atomic_set(&headset_data.is_button_press, 0);

	
	printk(KERN_INFO "Init headset wake lock\n");
	wake_lock_init(&headset_data.headset_det_wakelock, WAKE_LOCK_SUSPEND, "headset_det");	
	

	g_detection_work_queue = create_workqueue("headset_detection");
	if (g_detection_work_queue == NULL) {
		ret = -ENOMEM;
		goto err_create_work_queue;
	}

	res = platform_get_resource_byname(pdev, IORESOURCE_IRQ,
				"hook_int");
	if (!res) {
		HEADSET_ERR("couldn't find hook int\n");
		ret = -ENODEV;
		goto err_get_hook_gpio_resource;
	}
	headset_data.hook_gpio = res->start;

	ret = gpio_request(headset_data.hook_gpio, "headset_hook");
	if (ret < 0)
		goto err_request_hook_gpio;

	ret = gpio_direction_input(headset_data.hook_gpio);
	if (ret < 0)
		goto err_set_hook_gpio;

	
	irq = MSM_GPIO_TO_INT(headset_data.hook_gpio);
	if (irq <0)
	{
		ret = irq;
		goto err_get_hook_detect_irq_num_failed;
	}
	headset_data.hook_irq = irq;

	set_irq_flags(headset_data.hook_irq, IRQF_VALID | IRQF_NOAUTOEN);
	ret = request_irq(headset_data.hook_irq, hook_irqhandler, IRQF_TRIGGER_NONE, "headset_hook", &headset_data);
	if( ret < 0)
	{
		HEADSET_ERR("Fail to request hook irq");
		goto err_request_austin_headset_hook_irq;
	}

	res = platform_get_resource_byname(pdev, IORESOURCE_IRQ,
				"jack_int");
	if (!res) {
		HEADSET_ERR("couldn't find jack int\n");
		ret = -ENODEV;
		goto err_get_jack_int_resource;
	}
	headset_data.jack_gpio = res->start;

	ret = gpio_request(headset_data.jack_gpio, "headset_jack");
	if (ret < 0)
		goto err_request_jack_gpio;

	ret = gpio_direction_input(headset_data.jack_gpio);
	if (ret < 0)
		goto err_set_jack_gpio;

	irq = MSM_GPIO_TO_INT(headset_data.jack_gpio);
	if (irq <0)
	{
		ret = irq;
		goto err_get_jack_detect_irq_num_failed;
	}
	headset_data.jack_irq = irq;


	headset_data.jack_irq_status = HSD_IRQ_ENABLE;
	ret = request_irq(headset_data.jack_irq, jack_irqhandler, IRQF_TRIGGER_LOW, "headset_jack", &headset_data);
//.........这里部分代码省略.........

开发者ID:Bugscz，项目名称:DellStreak5-GingerBread，代码行数:101，代码来源:headset_det.c

示例14: pm8058_othc_probe

static int __devinit pm8058_othc_probe(struct platform_device *pd)
{
	int rc;
	struct pm8058_othc *dd;
	struct pm8058_chip *chip;
	struct resource *res;
	struct pmic8058_othc_config_pdata *pdata = pd->dev.platform_data;

	chip = platform_get_drvdata(pd);
	if (chip == NULL) {
		pr_err("%s: Invalid driver information \n", __func__);
		return  -EINVAL;
	}

	/* Check PMIC8058 version. A0 version is not supported */
	if (pm8058_rev(chip) == PM_8058_REV_1p0) {
		pr_err("%s: PMIC8058 version not supported \n", __func__);
		return -ENODEV;
	}

	if (pdata == NULL) {
		pr_err("%s: Platform data not present \n", __func__);
		return -EINVAL;
	}

	dd = kzalloc(sizeof(*dd), GFP_KERNEL);
	if (dd == NULL) {
		pr_err("%s: Unable to allocate memory \n", __func__);
		return -ENOMEM;
	}

	/* Enable runtime PM ops, start in ACTIVE mode */
	rc = pm_runtime_set_active(&pd->dev);
	if (rc < 0)
		dev_dbg(&pd->dev, "unable to set runtime pm state\n");
	pm_runtime_enable(&pd->dev);

	res = platform_get_resource_byname(pd, IORESOURCE_IO, "othc_base");
	if (res == NULL) {
		pr_err("%s: othc resource:Base address absent \n", __func__);
		rc = -ENXIO;
		goto fail_get_res;
	}

	dd->othc_pdata = pdata;
	dd->pm_chip = chip;
	dd->othc_base = res->start;

	if (pdata->micbias_capability == OTHC_MICBIAS_HSED) {
		/* HSED to be supported on this MICBIAS line */
		if (pdata->hsed_config != NULL) {
			rc = othc_configure_hsed(dd, pd);
			if (rc < 0)
				goto fail_get_res;
		} else {
			pr_err("%s: HSED config data not present\n", __func__);
			rc = -EINVAL;
			goto fail_get_res;
		}
	}

	/* Store the local driver data structure */
	if (dd->othc_pdata->micbias_select < OTHC_MICBIAS_MAX)
		config[dd->othc_pdata->micbias_select] = dd;

	platform_set_drvdata(pd, dd);

	pr_debug("%s: Device %s:%d successfully registered\n",
				__func__, pd->name, pd->id);
	return 0;

fail_get_res:
	pm_runtime_set_suspended(&pd->dev);
	pm_runtime_disable(&pd->dev);

	kfree(dd);
	return rc;
}

开发者ID:325116067，项目名称:semc-qsd8x50，代码行数:78，代码来源:pmic8058-othc.c

示例15: omap_usbhs_alloc_children

static int omap_usbhs_alloc_children(struct platform_device *pdev)
{
	struct device				*dev = &pdev->dev;
	struct usbhs_hcd_omap			*omap;
	struct ehci_hcd_omap_platform_data	*ehci_data;
	struct ohci_hcd_omap_platform_data	*ohci_data;
	struct platform_device			*ehci;
	struct platform_device			*ohci;
	struct resource				*res;
	struct resource				resources[2];
	int					ret;

	omap = platform_get_drvdata(pdev);
	ehci_data = omap->platdata.ehci_data;
	ohci_data = omap->platdata.ohci_data;

	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ehci");
	if (!res) {
		dev_err(dev, "EHCI get resource IORESOURCE_MEM failed\n");
		ret = -ENODEV;
		goto err_end;
	}
	resources[0] = *res;

	res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "ehci-irq");
	if (!res) {
		dev_err(dev, " EHCI get resource IORESOURCE_IRQ failed\n");
		ret = -ENODEV;
		goto err_end;
	}
	resources[1] = *res;

	ehci = omap_usbhs_alloc_child(OMAP_EHCI_DEVICE, resources, 2, ehci_data,
		sizeof(*ehci_data), dev);

	if (!ehci) {
		dev_err(dev, "omap_usbhs_alloc_child failed\n");
		ret = -ENOMEM;
		goto err_end;
	}

	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ohci");
	if (!res) {
		dev_err(dev, "OHCI get resource IORESOURCE_MEM failed\n");
		ret = -ENODEV;
		goto err_ehci;
	}
	resources[0] = *res;

	res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "ohci-irq");
	if (!res) {
		dev_err(dev, "OHCI get resource IORESOURCE_IRQ failed\n");
		ret = -ENODEV;
		goto err_ehci;
	}
	resources[1] = *res;

	ohci = omap_usbhs_alloc_child(OMAP_OHCI_DEVICE, resources, 2, ohci_data,
		sizeof(*ohci_data), dev);
	if (!ohci) {
		dev_err(dev, "omap_usbhs_alloc_child failed\n");
		ret = -ENOMEM;
		goto err_ehci;
	}

	return 0;

err_ehci:
	platform_device_unregister(ehci);

err_end:
	return ret;
}

开发者ID:macbury，项目名称:linux-2.6，代码行数:73，代码来源:omap-usb-host.c

示例16: devm_kzalloc

/* construct hdmi at bind/probe time, grab all the resources.  If
 * we are to EPROBE_DEFER we want to do it here, rather than later
 * at modeset_init() time
 */
static struct hdmi *msm_hdmi_init(struct platform_device *pdev)
{
	struct hdmi_platform_config *config = pdev->dev.platform_data;
	struct hdmi *hdmi = NULL;
	struct resource *res;
	int i, ret;

	hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL);
	if (!hdmi) {
		ret = -ENOMEM;
		goto fail;
	}

	hdmi->pdev = pdev;
	hdmi->config = config;
	spin_lock_init(&hdmi->reg_lock);

	hdmi->mmio = msm_ioremap(pdev, config->mmio_name, "HDMI");
	if (IS_ERR(hdmi->mmio)) {
		ret = PTR_ERR(hdmi->mmio);
		goto fail;
	}

	/* HDCP needs physical address of hdmi register */
	res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
		config->mmio_name);
	hdmi->mmio_phy_addr = res->start;

	hdmi->qfprom_mmio = msm_ioremap(pdev,
		config->qfprom_mmio_name, "HDMI_QFPROM");
	if (IS_ERR(hdmi->qfprom_mmio)) {
		dev_info(&pdev->dev, "can't find qfprom resource\n");
		hdmi->qfprom_mmio = NULL;
	}

	hdmi->hpd_regs = devm_kzalloc(&pdev->dev, sizeof(hdmi->hpd_regs[0]) *
			config->hpd_reg_cnt, GFP_KERNEL);
	if (!hdmi->hpd_regs) {
		ret = -ENOMEM;
		goto fail;
	}
	for (i = 0; i < config->hpd_reg_cnt; i++) {
		struct regulator *reg;

		reg = devm_regulator_get(&pdev->dev,
				config->hpd_reg_names[i]);
		if (IS_ERR(reg)) {
			ret = PTR_ERR(reg);
			dev_err(&pdev->dev, "failed to get hpd regulator: %s (%d)\n",
					config->hpd_reg_names[i], ret);
			goto fail;
		}

		hdmi->hpd_regs[i] = reg;
	}

	hdmi->pwr_regs = devm_kzalloc(&pdev->dev, sizeof(hdmi->pwr_regs[0]) *
			config->pwr_reg_cnt, GFP_KERNEL);
	if (!hdmi->pwr_regs) {
		ret = -ENOMEM;
		goto fail;
	}
	for (i = 0; i < config->pwr_reg_cnt; i++) {
		struct regulator *reg;

		reg = devm_regulator_get(&pdev->dev,
				config->pwr_reg_names[i]);
		if (IS_ERR(reg)) {
			ret = PTR_ERR(reg);
			dev_err(&pdev->dev, "failed to get pwr regulator: %s (%d)\n",
					config->pwr_reg_names[i], ret);
			goto fail;
		}

		hdmi->pwr_regs[i] = reg;
	}

	hdmi->hpd_clks = devm_kzalloc(&pdev->dev, sizeof(hdmi->hpd_clks[0]) *
			config->hpd_clk_cnt, GFP_KERNEL);
	if (!hdmi->hpd_clks) {
		ret = -ENOMEM;
		goto fail;
	}
	for (i = 0; i < config->hpd_clk_cnt; i++) {
		struct clk *clk;

		clk = msm_clk_get(pdev, config->hpd_clk_names[i]);
		if (IS_ERR(clk)) {
			ret = PTR_ERR(clk);
			dev_err(&pdev->dev, "failed to get hpd clk: %s (%d)\n",
					config->hpd_clk_names[i], ret);
			goto fail;
		}

		hdmi->hpd_clks[i] = clk;
	}
//.........这里部分代码省略.........

开发者ID:JamesChenFromChina，项目名称:linux，代码行数:101，代码来源:hdmi.c

示例17: mxr_acquire_plat_resources

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C++ platform_get_resource_byname函数代码示例

示例1: ardbeg_panel_init

示例2: _rsnd_gen_regmap_init

示例3: i2c_ssbi_probe

示例4: ns_pinctrl_probe

示例5: pxau2h_ehci_probe

示例6: usbhs_omap_probe

示例7: pda_power_probe

示例8: stih407_usb2_picophy_probe

示例9: serial_omap_probe

示例10: vlynq_probe

示例11: serial_omap_probe

示例12: mv_ehci_probe

示例13: headset_probe

示例14: pm8058_othc_probe

示例15: omap_usbhs_alloc_children

示例16: devm_kzalloc

示例17: mxr_acquire_plat_resources

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