diff options
Diffstat (limited to 'drivers/usb/host')
27 files changed, 137 insertions, 132 deletions
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index de94f2699063..344d5e2f87d7 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -507,7 +507,7 @@ endif # USB_OHCI_HCD config USB_UHCI_HCD tristate "UHCI HCD (most Intel and VIA) support" - depends on PCI || SPARC_LEON || ARCH_VT8500 + depends on PCI || USB_UHCI_SUPPORT_NON_PCI_HC ---help--- The Universal Host Controller Interface is a standard by Intel for accessing the USB hardware in the PC (which is also called the USB @@ -524,26 +524,19 @@ config USB_UHCI_HCD config USB_UHCI_SUPPORT_NON_PCI_HC bool - depends on USB_UHCI_HCD - default y if (SPARC_LEON || ARCH_VT8500) + default y if (SPARC_LEON || USB_UHCI_PLATFORM) config USB_UHCI_PLATFORM - bool "Generic UHCI Platform Driver support" - depends on USB_UHCI_SUPPORT_NON_PCI_HC + bool default y if ARCH_VT8500 - ---help--- - Enable support for generic UHCI platform devices that require no - additional configuration. config USB_UHCI_BIG_ENDIAN_MMIO bool - depends on USB_UHCI_SUPPORT_NON_PCI_HC && SPARC_LEON - default y + default y if SPARC_LEON config USB_UHCI_BIG_ENDIAN_DESC bool - depends on USB_UHCI_SUPPORT_NON_PCI_HC && SPARC_LEON - default y + default y if SPARC_LEON config USB_FHCI_HCD tristate "Freescale QE USB Host Controller support" diff --git a/drivers/usb/host/ehci-atmel.c b/drivers/usb/host/ehci-atmel.c index 66420097c242..02f4611faa62 100644 --- a/drivers/usb/host/ehci-atmel.c +++ b/drivers/usb/host/ehci-atmel.c @@ -63,8 +63,6 @@ static void atmel_stop_ehci(struct platform_device *pdev) /*-------------------------------------------------------------------------*/ -static u64 at91_ehci_dma_mask = DMA_BIT_MASK(32); - static int ehci_atmel_drv_probe(struct platform_device *pdev) { struct usb_hcd *hcd; @@ -93,7 +91,9 @@ static int ehci_atmel_drv_probe(struct platform_device *pdev) * Once we have dma capability bindings this can go away. */ if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &at91_ehci_dma_mask; + pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + if (!pdev->dev.coherent_dma_mask) + pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); hcd = usb_create_hcd(driver, &pdev->dev, dev_name(&pdev->dev)); if (!hcd) { diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index 312fc10da3c7..246e124e6ac5 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -1286,23 +1286,6 @@ MODULE_LICENSE ("GPL"); #define PLATFORM_DRIVER ehci_hcd_sead3_driver #endif -#if !IS_ENABLED(CONFIG_USB_EHCI_PCI) && \ - !IS_ENABLED(CONFIG_USB_EHCI_HCD_PLATFORM) && \ - !IS_ENABLED(CONFIG_USB_CHIPIDEA_HOST) && \ - !IS_ENABLED(CONFIG_USB_EHCI_MXC) && \ - !IS_ENABLED(CONFIG_USB_EHCI_HCD_OMAP) && \ - !IS_ENABLED(CONFIG_USB_EHCI_HCD_ORION) && \ - !IS_ENABLED(CONFIG_USB_EHCI_HCD_SPEAR) && \ - !IS_ENABLED(CONFIG_USB_EHCI_S5P) && \ - !IS_ENABLED(CONFIG_USB_EHCI_HCD_AT91) && \ - !IS_ENABLED(CONFIG_USB_EHCI_MSM) && \ - !defined(PLATFORM_DRIVER) && \ - !defined(PS3_SYSTEM_BUS_DRIVER) && \ - !defined(OF_PLATFORM_DRIVER) && \ - !defined(XILINX_OF_PLATFORM_DRIVER) -#error "missing bus glue for ehci-hcd" -#endif - static int __init ehci_hcd_init(void) { int retval = 0; diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c index 3d1491b5f360..16d7150e8557 100644 --- a/drivers/usb/host/ehci-omap.c +++ b/drivers/usb/host/ehci-omap.c @@ -90,8 +90,6 @@ static const struct ehci_driver_overrides ehci_omap_overrides __initdata = { .extra_priv_size = sizeof(struct omap_hcd), }; -static u64 omap_ehci_dma_mask = DMA_BIT_MASK(32); - /** * ehci_hcd_omap_probe - initialize TI-based HCDs * @@ -146,8 +144,10 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev) * Since shared usb code relies on it, set it here for now. * Once we have dma capability bindings this can go away. */ - if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &omap_ehci_dma_mask; + if (!dev->dma_mask) + dev->dma_mask = &dev->coherent_dma_mask; + if (!dev->coherent_dma_mask) + dev->coherent_dma_mask = DMA_BIT_MASK(32); hcd = usb_create_hcd(&ehci_omap_hc_driver, dev, dev_name(dev)); diff --git a/drivers/usb/host/ehci-orion.c b/drivers/usb/host/ehci-orion.c index 54c579485150..efbc588b48c5 100644 --- a/drivers/usb/host/ehci-orion.c +++ b/drivers/usb/host/ehci-orion.c @@ -137,8 +137,6 @@ ehci_orion_conf_mbus_windows(struct usb_hcd *hcd, } } -static u64 ehci_orion_dma_mask = DMA_BIT_MASK(32); - static int ehci_orion_drv_probe(struct platform_device *pdev) { struct orion_ehci_data *pd = pdev->dev.platform_data; @@ -183,7 +181,9 @@ static int ehci_orion_drv_probe(struct platform_device *pdev) * now. Once we have dma capability bindings this can go away. */ if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &ehci_orion_dma_mask; + pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + if (!pdev->dev.coherent_dma_mask) + pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); if (!request_mem_region(res->start, resource_size(res), ehci_orion_hc_driver.description)) { diff --git a/drivers/usb/host/ehci-s5p.c b/drivers/usb/host/ehci-s5p.c index 635775278c7f..379037f51a2f 100644 --- a/drivers/usb/host/ehci-s5p.c +++ b/drivers/usb/host/ehci-s5p.c @@ -71,8 +71,6 @@ static void s5p_setup_vbus_gpio(struct platform_device *pdev) dev_err(dev, "can't request ehci vbus gpio %d", gpio); } -static u64 ehci_s5p_dma_mask = DMA_BIT_MASK(32); - static int s5p_ehci_probe(struct platform_device *pdev) { struct s5p_ehci_platdata *pdata = pdev->dev.platform_data; @@ -90,7 +88,7 @@ static int s5p_ehci_probe(struct platform_device *pdev) * Once we move to full device tree support this will vanish off. */ if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &ehci_s5p_dma_mask; + pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; if (!pdev->dev.coherent_dma_mask) pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); @@ -107,6 +105,7 @@ static int s5p_ehci_probe(struct platform_device *pdev) if (IS_ERR(phy)) { /* Fallback to pdata */ if (!pdata) { + usb_put_hcd(hcd); dev_warn(&pdev->dev, "no platform data or transceiver defined\n"); return -EPROBE_DEFER; } else { diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c index acff5b8f6e89..f80d0330d548 100644 --- a/drivers/usb/host/ehci-sched.c +++ b/drivers/usb/host/ehci-sched.c @@ -213,7 +213,7 @@ static inline unsigned char tt_start_uframe(struct ehci_hcd *ehci, __hc32 mask) } static const unsigned char -max_tt_usecs[] = { 125, 125, 125, 125, 125, 125, 125, 25 }; +max_tt_usecs[] = { 125, 125, 125, 125, 125, 125, 30, 0 }; /* carryover low/fullspeed bandwidth that crosses uframe boundries */ static inline void carryover_tt_bandwidth(unsigned short tt_usecs[8]) @@ -646,6 +646,10 @@ static void end_unlink_intr(struct ehci_hcd *ehci, struct ehci_qh *qh) /* reschedule QH iff another request is queued */ if (!list_empty(&qh->qtd_list) && ehci->rh_state == EHCI_RH_RUNNING) { rc = qh_schedule(ehci, qh); + if (rc == 0) { + qh_refresh(ehci, qh); + qh_link_periodic(ehci, qh); + } /* An error here likely indicates handshake failure * or no space left in the schedule. Neither fault @@ -653,9 +657,10 @@ static void end_unlink_intr(struct ehci_hcd *ehci, struct ehci_qh *qh) * * FIXME kill the now-dysfunctional queued urbs */ - if (rc != 0) + else { ehci_err(ehci, "can't reschedule qh %p, err %d\n", qh, rc); + } } /* maybe turn off periodic schedule */ diff --git a/drivers/usb/host/ehci-spear.c b/drivers/usb/host/ehci-spear.c index 61ecfb3d52f5..bd3e5cbc6240 100644 --- a/drivers/usb/host/ehci-spear.c +++ b/drivers/usb/host/ehci-spear.c @@ -58,8 +58,6 @@ static int ehci_spear_drv_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(ehci_spear_pm_ops, ehci_spear_drv_suspend, ehci_spear_drv_resume); -static u64 spear_ehci_dma_mask = DMA_BIT_MASK(32); - static int spear_ehci_hcd_drv_probe(struct platform_device *pdev) { struct usb_hcd *hcd ; @@ -84,7 +82,9 @@ static int spear_ehci_hcd_drv_probe(struct platform_device *pdev) * Once we have dma capability bindings this can go away. */ if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &spear_ehci_dma_mask; + pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + if (!pdev->dev.coherent_dma_mask) + pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); usbh_clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(usbh_clk)) { diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c index e3eddc31ac83..59d111bf44a9 100644 --- a/drivers/usb/host/ehci-tegra.c +++ b/drivers/usb/host/ehci-tegra.c @@ -637,8 +637,6 @@ static void tegra_ehci_set_phcd(struct usb_phy *x, bool enable) writel(val, base + TEGRA_USB_PORTSC1); } -static u64 tegra_ehci_dma_mask = DMA_BIT_MASK(32); - static int tegra_ehci_probe(struct platform_device *pdev) { struct resource *res; @@ -661,7 +659,9 @@ static int tegra_ehci_probe(struct platform_device *pdev) * Once we have dma capability bindings this can go away. */ if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &tegra_ehci_dma_mask; + pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + if (!pdev->dev.coherent_dma_mask) + pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); setup_vbus_gpio(pdev, pdata); diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c index 125e261f5bfc..2facee53eab1 100644 --- a/drivers/usb/host/isp1760-hcd.c +++ b/drivers/usb/host/isp1760-hcd.c @@ -1739,7 +1739,7 @@ static int isp1760_hub_status_data(struct usb_hcd *hcd, char *buf) int retval = 1; unsigned long flags; - /* if !USB_SUSPEND, root hub timers won't get shut down ... */ + /* if !PM_RUNTIME, root hub timers won't get shut down ... */ if (!HC_IS_RUNNING(hcd->state)) return 0; diff --git a/drivers/usb/host/isp1760-if.c b/drivers/usb/host/isp1760-if.c index bbb791bd7617..a13709ee4e5d 100644 --- a/drivers/usb/host/isp1760-if.c +++ b/drivers/usb/host/isp1760-if.c @@ -373,8 +373,10 @@ static int isp1760_plat_probe(struct platform_device *pdev) irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (!irq_res) { pr_warning("isp1760: IRQ resource not available\n"); - return -ENODEV; + ret = -ENODEV; + goto cleanup; } + irqflags |= irq_res->flags & IRQF_TRIGGER_MASK; if (priv) { diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c index a0cb44f0e724..2ee1496dbc1d 100644 --- a/drivers/usb/host/ohci-at91.c +++ b/drivers/usb/host/ohci-at91.c @@ -504,8 +504,6 @@ static const struct of_device_id at91_ohci_dt_ids[] = { MODULE_DEVICE_TABLE(of, at91_ohci_dt_ids); -static u64 at91_ohci_dma_mask = DMA_BIT_MASK(32); - static int ohci_at91_of_init(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; @@ -522,7 +520,9 @@ static int ohci_at91_of_init(struct platform_device *pdev) * Once we have dma capability bindings this can go away. */ if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &at91_ohci_dma_mask; + pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + if (!pdev->dev.coherent_dma_mask) + pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) diff --git a/drivers/usb/host/ohci-exynos.c b/drivers/usb/host/ohci-exynos.c index 07592c00af26..b0b542c14e31 100644 --- a/drivers/usb/host/ohci-exynos.c +++ b/drivers/usb/host/ohci-exynos.c @@ -98,8 +98,6 @@ static const struct hc_driver exynos_ohci_hc_driver = { .start_port_reset = ohci_start_port_reset, }; -static u64 ohci_exynos_dma_mask = DMA_BIT_MASK(32); - static int exynos_ohci_probe(struct platform_device *pdev) { struct exynos4_ohci_platdata *pdata = pdev->dev.platform_data; @@ -117,7 +115,7 @@ static int exynos_ohci_probe(struct platform_device *pdev) * Once we move to full device tree support this will vanish off. */ if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &ohci_exynos_dma_mask; + pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; if (!pdev->dev.coherent_dma_mask) pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c index 9e6de9586ae4..fc627fd54116 100644 --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -233,14 +233,14 @@ static int ohci_urb_enqueue ( urb->start_frame = frame; } } else if (ed->type == PIPE_ISOCHRONOUS) { - u16 next = ohci_frame_no(ohci) + 2; + u16 next = ohci_frame_no(ohci) + 1; u16 frame = ed->last_iso + ed->interval; /* Behind the scheduling threshold? */ if (unlikely(tick_before(frame, next))) { /* USB_ISO_ASAP: Round up to the first available slot */ - if (urb->transfer_flags & URB_ISO_ASAP) + if (urb->transfer_flags & URB_ISO_ASAP) { frame += (next - frame + ed->interval - 1) & -ed->interval; @@ -248,21 +248,25 @@ static int ohci_urb_enqueue ( * Not ASAP: Use the next slot in the stream. If * the entire URB falls before the threshold, fail. */ - else if (tick_before(frame + ed->interval * + } else { + if (tick_before(frame + ed->interval * (urb->number_of_packets - 1), next)) { - retval = -EXDEV; - usb_hcd_unlink_urb_from_ep(hcd, urb); - goto fail; - } + retval = -EXDEV; + usb_hcd_unlink_urb_from_ep(hcd, urb); + goto fail; + } - /* - * Some OHCI hardware doesn't handle late TDs - * correctly. After retiring them it proceeds to - * the next ED instead of the next TD. Therefore - * we have to omit the late TDs entirely. - */ - urb_priv->td_cnt = DIV_ROUND_UP(next - frame, - ed->interval); + /* + * Some OHCI hardware doesn't handle late TDs + * correctly. After retiring them it proceeds + * to the next ED instead of the next TD. + * Therefore we have to omit the late TDs + * entirely. + */ + urb_priv->td_cnt = DIV_ROUND_UP( + (u16) (next - frame), + ed->interval); + } } urb->start_frame = frame; } diff --git a/drivers/usb/host/ohci-nxp.c b/drivers/usb/host/ohci-nxp.c index f4988fbe78e7..5d7eb72c5064 100644 --- a/drivers/usb/host/ohci-nxp.c +++ b/drivers/usb/host/ohci-nxp.c @@ -223,8 +223,7 @@ static int usb_hcd_nxp_probe(struct platform_device *pdev) isp1301_i2c_client = isp1301_get_client(isp1301_node); if (!isp1301_i2c_client) { - ret = -EPROBE_DEFER; - goto out; + return -EPROBE_DEFER; } pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); @@ -234,7 +233,7 @@ static int usb_hcd_nxp_probe(struct platform_device *pdev) if (usb_disabled()) { dev_err(&pdev->dev, "USB is disabled\n"); ret = -ENODEV; - goto out; + goto fail_disable; } /* Enable AHB slave USB clock, needed for further USB clock control */ @@ -245,19 +244,19 @@ static int usb_hcd_nxp_probe(struct platform_device *pdev) if (IS_ERR(usb_pll_clk)) { dev_err(&pdev->dev, "failed to acquire USB PLL\n"); ret = PTR_ERR(usb_pll_clk); - goto out1; + goto fail_pll; } ret = clk_enable(usb_pll_clk); if (ret < 0) { dev_err(&pdev->dev, "failed to start USB PLL\n"); - goto out2; + goto fail_pllen; } ret = clk_set_rate(usb_pll_clk, 48000); if (ret < 0) { dev_err(&pdev->dev, "failed to set USB clock rate\n"); - goto out3; + goto fail_rate; } /* Enable USB device clock */ @@ -265,13 +264,13 @@ static int usb_hcd_nxp_probe(struct platform_device *pdev) if (IS_ERR(usb_dev_clk)) { dev_err(&pdev->dev, "failed to acquire USB DEV Clock\n"); ret = PTR_ERR(usb_dev_clk); - goto out4; + goto fail_dev; } ret = clk_enable(usb_dev_clk); if (ret < 0) { dev_err(&pdev->dev, "failed to start USB DEV Clock\n"); - goto out5; + goto fail_deven; } /* Enable USB otg clocks */ @@ -279,7 +278,7 @@ static int usb_hcd_nxp_probe(struct platform_device *pdev) if (IS_ERR(usb_otg_clk)) { dev_err(&pdev->dev, "failed to acquire USB DEV Clock\n"); ret = PTR_ERR(usb_otg_clk); - goto out6; + goto fail_otg; } __raw_writel(__raw_readl(USB_CTRL) | USB_HOST_NEED_CLK_EN, USB_CTRL); @@ -287,7 +286,7 @@ static int usb_hcd_nxp_probe(struct platform_device *pdev) ret = clk_enable(usb_otg_clk); if (ret < 0) { dev_err(&pdev->dev, "failed to start USB DEV Clock\n"); - goto out7; + goto fail_otgen; } isp1301_configure(); @@ -296,20 +295,14 @@ static int usb_hcd_nxp_probe(struct platform_device *pdev) if (!hcd) { dev_err(&pdev->dev, "Failed to allocate HC buffer\n"); ret = -ENOMEM; - goto out8; + goto fail_hcd; } res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(&pdev->dev, "Failed to get MEM resource\n"); - ret = -ENOMEM; - goto out8; - } - hcd->regs = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(hcd->regs)) { ret = PTR_ERR(hcd->regs); - goto out8; + goto fail_resource; } hcd->rsrc_start = res->start; hcd->rsrc_len = resource_size(res); @@ -317,7 +310,7 @@ static int usb_hcd_nxp_probe(struct platform_device *pdev) irq = platform_get_irq(pdev, 0); if (irq < 0) { ret = -ENXIO; - goto out8; + goto fail_resource; } nxp_start_hc(); @@ -331,23 +324,24 @@ static int usb_hcd_nxp_probe(struct platform_device *pdev) return ret; nxp_stop_hc(); -out8: +fail_resource: usb_put_hcd(hcd); -out7: +fail_hcd: clk_disable(usb_otg_clk); -out6: +fail_otgen: clk_put(usb_otg_clk); -out5: +fail_otg: clk_disable(usb_dev_clk); -out4: +fail_deven: clk_put(usb_dev_clk); -out3: +fail_dev: +fail_rate: clk_disable(usb_pll_clk); -out2: +fail_pllen: clk_put(usb_pll_clk); -out1: +fail_pll: +fail_disable: isp1301_i2c_client = NULL; -out: return ret; } diff --git a/drivers/usb/host/ohci-omap3.c b/drivers/usb/host/ohci-omap3.c index ddfc31427bc0..8663851c8d8e 100644 --- a/drivers/usb/host/ohci-omap3.c +++ b/drivers/usb/host/ohci-omap3.c @@ -114,8 +114,6 @@ static const struct hc_driver ohci_omap3_hc_driver = { /*-------------------------------------------------------------------------*/ -static u64 omap_ohci_dma_mask = DMA_BIT_MASK(32); - /* * configure so an HC device and id are always provided * always called with process context; sleeping is OK @@ -168,8 +166,10 @@ static int ohci_hcd_omap3_probe(struct platform_device *pdev) * Since shared usb code relies on it, set it here for now. * Once we have dma capability bindings this can go away. */ - if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &omap_ohci_dma_mask; + if (!dev->dma_mask) + dev->dma_mask = &dev->coherent_dma_mask; + if (!dev->coherent_dma_mask) + dev->coherent_dma_mask = DMA_BIT_MASK(32); hcd = usb_create_hcd(&ohci_omap3_hc_driver, dev, dev_name(dev)); diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c index efe71f3ca477..279b2ef17411 100644 --- a/drivers/usb/host/ohci-pxa27x.c +++ b/drivers/usb/host/ohci-pxa27x.c @@ -282,8 +282,6 @@ static const struct of_device_id pxa_ohci_dt_ids[] = { MODULE_DEVICE_TABLE(of, pxa_ohci_dt_ids); -static u64 pxa_ohci_dma_mask = DMA_BIT_MASK(32); - static int ohci_pxa_of_init(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; @@ -298,7 +296,9 @@ static int ohci_pxa_of_init(struct platform_device *pdev) * Once we have dma capability bindings this can go away. */ if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &pxa_ohci_dma_mask; + pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + if (!pdev->dev.coherent_dma_mask) + pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) diff --git a/drivers/usb/host/ohci-spear.c b/drivers/usb/host/ohci-spear.c index 9020bf0e2eca..3e19e0170d11 100644 --- a/drivers/usb/host/ohci-spear.c +++ b/drivers/usb/host/ohci-spear.c @@ -91,8 +91,6 @@ static const struct hc_driver ohci_spear_hc_driver = { .start_port_reset = ohci_start_port_reset, }; -static u64 spear_ohci_dma_mask = DMA_BIT_MASK(32); - static int spear_ohci_hcd_drv_probe(struct platform_device *pdev) { const struct hc_driver *driver = &ohci_spear_hc_driver; @@ -114,7 +112,9 @@ static int spear_ohci_hcd_drv_probe(struct platform_device *pdev) * Once we have dma capability bindings this can go away. */ if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &spear_ohci_dma_mask; + pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + if (!pdev->dev.coherent_dma_mask) + pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); usbh_clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(usbh_clk)) { diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c index 4f0f0339532f..0f401dbfaf07 100644 --- a/drivers/usb/host/oxu210hp-hcd.c +++ b/drivers/usb/host/oxu210hp-hcd.c @@ -3084,7 +3084,7 @@ static int oxu_hub_status_data(struct usb_hcd *hcd, char *buf) int ports, i, retval = 1; unsigned long flags; - /* if !USB_SUSPEND, root hub timers won't get shut down ... */ + /* if !PM_RUNTIME, root hub timers won't get shut down ... */ if (!HC_IS_RUNNING(hcd->state)) return 0; diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c index ad4483efb6d6..b2ec7fe758dd 100644 --- a/drivers/usb/host/sl811-hcd.c +++ b/drivers/usb/host/sl811-hcd.c @@ -22,7 +22,7 @@ * and usb-storage. * * TODO: - * - usb suspend/resume triggered by sl811 (with USB_SUSPEND) + * - usb suspend/resume triggered by sl811 (with PM_RUNTIME) * - various issues noted in the code * - performance work; use both register banks; ... * - use urb->iso_frame_desc[] with ISO transfers diff --git a/drivers/usb/host/uhci-hub.c b/drivers/usb/host/uhci-hub.c index f87bee6d2789..9189bc984c98 100644 --- a/drivers/usb/host/uhci-hub.c +++ b/drivers/usb/host/uhci-hub.c @@ -225,7 +225,8 @@ static int uhci_hub_status_data(struct usb_hcd *hcd, char *buf) /* auto-stop if nothing connected for 1 second */ if (any_ports_active(uhci)) uhci->rh_state = UHCI_RH_RUNNING; - else if (time_after_eq(jiffies, uhci->auto_stop_time)) + else if (time_after_eq(jiffies, uhci->auto_stop_time) && + !uhci->wait_for_hp) suspend_rh(uhci, UHCI_RH_AUTO_STOPPED); break; diff --git a/drivers/usb/host/uhci-platform.c b/drivers/usb/host/uhci-platform.c index 8c4dace4b14a..f1db61ada6a8 100644 --- a/drivers/usb/host/uhci-platform.c +++ b/drivers/usb/host/uhci-platform.c @@ -60,8 +60,6 @@ static const struct hc_driver uhci_platform_hc_driver = { .hub_control = uhci_hub_control, }; -static u64 platform_uhci_dma_mask = DMA_BIT_MASK(32); - static int uhci_hcd_platform_probe(struct platform_device *pdev) { struct usb_hcd *hcd; @@ -78,7 +76,9 @@ static int uhci_hcd_platform_probe(struct platform_device *pdev) * Once we have dma capability bindings this can go away. */ if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &platform_uhci_dma_mask; + pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + if (!pdev->dev.coherent_dma_mask) + pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); hcd = usb_create_hcd(&uhci_platform_hc_driver, &pdev->dev, pdev->name); diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c index f0976d8190bc..041c6ddb695c 100644 --- a/drivers/usb/host/uhci-q.c +++ b/drivers/usb/host/uhci-q.c @@ -1287,7 +1287,7 @@ static int uhci_submit_isochronous(struct uhci_hcd *uhci, struct urb *urb, return -EINVAL; /* Can't change the period */ } else { - next = uhci->frame_number + 2; + next = uhci->frame_number + 1; /* Find the next unused frame */ if (list_empty(&qh->queue)) { diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 965b539bc474..fbf75e57628b 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -1423,15 +1423,17 @@ int xhci_endpoint_init(struct xhci_hcd *xhci, ep_ctx->ep_info2 |= cpu_to_le32(xhci_get_endpoint_type(udev, ep)); /* Set the max packet size and max burst */ + max_packet = GET_MAX_PACKET(usb_endpoint_maxp(&ep->desc)); + max_burst = 0; switch (udev->speed) { case USB_SPEED_SUPER: - max_packet = usb_endpoint_maxp(&ep->desc); - ep_ctx->ep_info2 |= cpu_to_le32(MAX_PACKET(max_packet)); /* dig out max burst from ep companion desc */ - max_packet = ep->ss_ep_comp.bMaxBurst; - ep_ctx->ep_info2 |= cpu_to_le32(MAX_BURST(max_packet)); + max_burst = ep->ss_ep_comp.bMaxBurst; break; case USB_SPEED_HIGH: + /* Some devices get this wrong */ + if (usb_endpoint_xfer_bulk(&ep->desc)) + max_packet = 512; /* bits 11:12 specify the number of additional transaction * opportunities per microframe (USB 2.0, section 9.6.6) */ @@ -1439,17 +1441,16 @@ int xhci_endpoint_init(struct xhci_hcd *xhci, usb_endpoint_xfer_int(&ep->desc)) { max_burst = (usb_endpoint_maxp(&ep->desc) & 0x1800) >> 11; - ep_ctx->ep_info2 |= cpu_to_le32(MAX_BURST(max_burst)); } - /* Fall through */ + break; case USB_SPEED_FULL: case USB_SPEED_LOW: - max_packet = GET_MAX_PACKET(usb_endpoint_maxp(&ep->desc)); - ep_ctx->ep_info2 |= cpu_to_le32(MAX_PACKET(max_packet)); break; default: BUG(); } + ep_ctx->ep_info2 |= cpu_to_le32(MAX_PACKET(max_packet) | + MAX_BURST(max_burst)); max_esit_payload = xhci_get_max_esit_payload(xhci, udev, ep); ep_ctx->tx_info = cpu_to_le32(MAX_ESIT_PAYLOAD_FOR_EP(max_esit_payload)); @@ -1826,6 +1827,9 @@ void xhci_mem_cleanup(struct xhci_hcd *xhci) } spin_unlock_irqrestore(&xhci->lock, flags); + if (!xhci->rh_bw) + goto no_bw; + num_ports = HCS_MAX_PORTS(xhci->hcs_params1); for (i = 0; i < num_ports; i++) { struct xhci_interval_bw_table *bwt = &xhci->rh_bw[i].bw_table; @@ -1844,6 +1848,7 @@ void xhci_mem_cleanup(struct xhci_hcd *xhci) } } +no_bw: xhci->num_usb2_ports = 0; xhci->num_usb3_ports = 0; xhci->num_active_eps = 0; @@ -2255,6 +2260,9 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags) u32 page_size, temp; int i; + INIT_LIST_HEAD(&xhci->lpm_failed_devs); + INIT_LIST_HEAD(&xhci->cancel_cmd_list); + page_size = xhci_readl(xhci, &xhci->op_regs->page_size); xhci_dbg(xhci, "Supported page size register = 0x%x\n", page_size); for (i = 0; i < 16; i++) { @@ -2333,7 +2341,6 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags) xhci->cmd_ring = xhci_ring_alloc(xhci, 1, 1, TYPE_COMMAND, flags); if (!xhci->cmd_ring) goto fail; - INIT_LIST_HEAD(&xhci->cancel_cmd_list); xhci_dbg(xhci, "Allocated command ring at %p\n", xhci->cmd_ring); xhci_dbg(xhci, "First segment DMA is 0x%llx\n", (unsigned long long)xhci->cmd_ring->first_seg->dma); @@ -2444,8 +2451,6 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags) if (xhci_setup_port_arrays(xhci, flags)) goto fail; - INIT_LIST_HEAD(&xhci->lpm_failed_devs); - /* Enable USB 3.0 device notifications for function remote wake, which * is necessary for allowing USB 3.0 devices to do remote wakeup from * U3 (device suspend). diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 1a30c380043c..cc24e39b97d5 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -221,6 +221,14 @@ static void xhci_pci_remove(struct pci_dev *dev) static int xhci_pci_suspend(struct usb_hcd *hcd, bool do_wakeup) { struct xhci_hcd *xhci = hcd_to_xhci(hcd); + struct pci_dev *pdev = to_pci_dev(hcd->self.controller); + + /* + * Systems with the TI redriver that loses port status change events + * need to have the registers polled during D3, so avoid D3cold. + */ + if (xhci_compliance_mode_recovery_timer_quirk_check()) + pdev->no_d3cold = true; return xhci_suspend(xhci); } diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index b4aa79d154b2..d8f640b12dd9 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -466,7 +466,7 @@ static void compliance_mode_recovery_timer_init(struct xhci_hcd *xhci) * Systems: * Vendor: Hewlett-Packard -> System Models: Z420, Z620 and Z820 */ -static bool compliance_mode_recovery_timer_quirk_check(void) +bool xhci_compliance_mode_recovery_timer_quirk_check(void) { const char *dmi_product_name, *dmi_sys_vendor; @@ -517,7 +517,7 @@ int xhci_init(struct usb_hcd *hcd) xhci_dbg(xhci, "Finished xhci_init\n"); /* Initializing Compliance Mode Recovery Data If Needed */ - if (compliance_mode_recovery_timer_quirk_check()) { + if (xhci_compliance_mode_recovery_timer_quirk_check()) { xhci->quirks |= XHCI_COMP_MODE_QUIRK; compliance_mode_recovery_timer_init(xhci); } @@ -956,6 +956,7 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) struct usb_hcd *hcd = xhci_to_hcd(xhci); struct usb_hcd *secondary_hcd; int retval = 0; + bool comp_timer_running = false; /* Wait a bit if either of the roothubs need to settle from the * transition into bus suspend. @@ -993,6 +994,13 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) /* If restore operation fails, re-initialize the HC during resume */ if ((temp & STS_SRE) || hibernated) { + + if ((xhci->quirks & XHCI_COMP_MODE_QUIRK) && + !(xhci_all_ports_seen_u0(xhci))) { + del_timer_sync(&xhci->comp_mode_recovery_timer); + xhci_dbg(xhci, "Compliance Mode Recovery Timer deleted!\n"); + } + /* Let the USB core know _both_ roothubs lost power. */ usb_root_hub_lost_power(xhci->main_hcd->self.root_hub); usb_root_hub_lost_power(xhci->shared_hcd->self.root_hub); @@ -1035,6 +1043,8 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) retval = xhci_init(hcd->primary_hcd); if (retval) return retval; + comp_timer_running = true; + xhci_dbg(xhci, "Start the primary HCD\n"); retval = xhci_run(hcd->primary_hcd); if (!retval) { @@ -1076,7 +1086,7 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) * to suffer the Compliance Mode issue again. It doesn't matter if * ports have entered previously to U0 before system's suspension. */ - if (xhci->quirks & XHCI_COMP_MODE_QUIRK) + if ((xhci->quirks & XHCI_COMP_MODE_QUIRK) && !comp_timer_running) compliance_mode_recovery_timer_init(xhci); /* Re-enable port polling. */ diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 29c978e37135..77600cefcaf1 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1853,4 +1853,7 @@ struct xhci_input_control_ctx *xhci_get_input_control_ctx(struct xhci_hcd *xhci, struct xhci_slot_ctx *xhci_get_slot_ctx(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx); struct xhci_ep_ctx *xhci_get_ep_ctx(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx, unsigned int ep_index); +/* xHCI quirks */ +bool xhci_compliance_mode_recovery_timer_quirk_check(void); + #endif /* __LINUX_XHCI_HCD_H */ |