diff options
Diffstat (limited to 'drivers/usb/host/ehci-hcd.c')
-rw-r--r-- | drivers/usb/host/ehci-hcd.c | 79 |
1 files changed, 64 insertions, 15 deletions
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index e9062806d4a2..78561d112c04 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -118,6 +118,7 @@ MODULE_PARM_DESC(hird, "host initiated resume duration, +1 for each 75us\n"); #include "ehci.h" #include "ehci-dbg.c" +#include "pci-quirks.h" /*-------------------------------------------------------------------------*/ @@ -529,6 +530,9 @@ static void ehci_stop (struct usb_hcd *hcd) spin_unlock_irq (&ehci->lock); ehci_mem_cleanup (ehci); + if (ehci->amd_pll_fix == 1) + usb_amd_dev_put(); + #ifdef EHCI_STATS ehci_dbg (ehci, "irq normal %ld err %ld reclaim %ld (lost %ld)\n", ehci->stats.normal, ehci->stats.error, ehci->stats.reclaim, @@ -564,6 +568,8 @@ static int ehci_init(struct usb_hcd *hcd) ehci->iaa_watchdog.function = ehci_iaa_watchdog; ehci->iaa_watchdog.data = (unsigned long) ehci; + hcc_params = ehci_readl(ehci, &ehci->caps->hcc_params); + /* * hw default: 1K periodic list heads, one per frame. * periodic_size can shrink by USBCMD update if hcc_params allows. @@ -571,11 +577,20 @@ static int ehci_init(struct usb_hcd *hcd) ehci->periodic_size = DEFAULT_I_TDPS; INIT_LIST_HEAD(&ehci->cached_itd_list); INIT_LIST_HEAD(&ehci->cached_sitd_list); + + if (HCC_PGM_FRAMELISTLEN(hcc_params)) { + /* periodic schedule size can be smaller than default */ + switch (EHCI_TUNE_FLS) { + case 0: ehci->periodic_size = 1024; break; + case 1: ehci->periodic_size = 512; break; + case 2: ehci->periodic_size = 256; break; + default: BUG(); + } + } if ((retval = ehci_mem_init(ehci, GFP_KERNEL)) < 0) return retval; /* controllers may cache some of the periodic schedule ... */ - hcc_params = ehci_readl(ehci, &ehci->caps->hcc_params); if (HCC_ISOC_CACHE(hcc_params)) // full frame cache ehci->i_thresh = 2 + 8; else // N microframes cached @@ -629,12 +644,6 @@ static int ehci_init(struct usb_hcd *hcd) /* periodic schedule size can be smaller than default */ temp &= ~(3 << 2); temp |= (EHCI_TUNE_FLS << 2); - switch (EHCI_TUNE_FLS) { - case 0: ehci->periodic_size = 1024; break; - case 1: ehci->periodic_size = 512; break; - case 2: ehci->periodic_size = 256; break; - default: BUG(); - } } if (HCC_LPM(hcc_params)) { /* support link power management EHCI 1.1 addendum */ @@ -666,7 +675,12 @@ static int ehci_run (struct usb_hcd *hcd) hcd->uses_new_polling = 1; /* EHCI spec section 4.1 */ - if ((retval = ehci_reset(ehci)) != 0) { + /* + * TDI driver does the ehci_reset in their reset callback. + * Don't reset here, because configuration settings will + * vanish. + */ + if (!ehci_is_TDI(ehci) && (retval = ehci_reset(ehci)) != 0) { ehci_mem_cleanup(ehci); return retval; } @@ -1166,12 +1180,17 @@ MODULE_LICENSE ("GPL"); #define PLATFORM_DRIVER ehci_mxc_driver #endif +#ifdef CONFIG_USB_EHCI_SH +#include "ehci-sh.c" +#define PLATFORM_DRIVER ehci_hcd_sh_driver +#endif + #ifdef CONFIG_SOC_AU1200 #include "ehci-au1xxx.c" #define PLATFORM_DRIVER ehci_hcd_au1xxx_driver #endif -#ifdef CONFIG_ARCH_OMAP3 +#ifdef CONFIG_USB_EHCI_HCD_OMAP #include "ehci-omap.c" #define PLATFORM_DRIVER ehci_hcd_omap_driver #endif @@ -1216,6 +1235,36 @@ MODULE_LICENSE ("GPL"); #define PLATFORM_DRIVER ehci_octeon_driver #endif +#ifdef CONFIG_USB_CNS3XXX_EHCI +#include "ehci-cns3xxx.c" +#define PLATFORM_DRIVER cns3xxx_ehci_driver +#endif + +#ifdef CONFIG_ARCH_VT8500 +#include "ehci-vt8500.c" +#define PLATFORM_DRIVER vt8500_ehci_driver +#endif + +#ifdef CONFIG_PLAT_SPEAR +#include "ehci-spear.c" +#define PLATFORM_DRIVER spear_ehci_hcd_driver +#endif + +#ifdef CONFIG_USB_EHCI_MSM +#include "ehci-msm.c" +#define PLATFORM_DRIVER ehci_msm_driver +#endif + +#ifdef CONFIG_USB_EHCI_HCD_PMC_MSP +#include "ehci-pmcmsp.c" +#define PLATFORM_DRIVER ehci_hcd_msp_driver +#endif + +#ifdef CONFIG_USB_EHCI_TEGRA +#include "ehci-tegra.c" +#define PLATFORM_DRIVER tegra_ehci_driver +#endif + #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \ !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) && \ !defined(XILINX_OF_PLATFORM_DRIVER) @@ -1268,24 +1317,24 @@ static int __init ehci_hcd_init(void) #endif #ifdef OF_PLATFORM_DRIVER - retval = of_register_platform_driver(&OF_PLATFORM_DRIVER); + retval = platform_driver_register(&OF_PLATFORM_DRIVER); if (retval < 0) goto clean3; #endif #ifdef XILINX_OF_PLATFORM_DRIVER - retval = of_register_platform_driver(&XILINX_OF_PLATFORM_DRIVER); + retval = platform_driver_register(&XILINX_OF_PLATFORM_DRIVER); if (retval < 0) goto clean4; #endif return retval; #ifdef XILINX_OF_PLATFORM_DRIVER - /* of_unregister_platform_driver(&XILINX_OF_PLATFORM_DRIVER); */ + /* platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER); */ clean4: #endif #ifdef OF_PLATFORM_DRIVER - of_unregister_platform_driver(&OF_PLATFORM_DRIVER); + platform_driver_unregister(&OF_PLATFORM_DRIVER); clean3: #endif #ifdef PS3_SYSTEM_BUS_DRIVER @@ -1313,10 +1362,10 @@ module_init(ehci_hcd_init); static void __exit ehci_hcd_cleanup(void) { #ifdef XILINX_OF_PLATFORM_DRIVER - of_unregister_platform_driver(&XILINX_OF_PLATFORM_DRIVER); + platform_driver_unregister(&XILINX_OF_PLATFORM_DRIVER); #endif #ifdef OF_PLATFORM_DRIVER - of_unregister_platform_driver(&OF_PLATFORM_DRIVER); + platform_driver_unregister(&OF_PLATFORM_DRIVER); #endif #ifdef PLATFORM_DRIVER platform_driver_unregister(&PLATFORM_DRIVER); |