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linux/drivers/usb/host
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Vikram Pandita 332960bd7e USB: ehci: report Data Buffer Error in debug mode 
Data Buffer Error as per spec section 4.15.1.1.2
results when there is Underrun or Overrun condition.

This error is considered non-fatal and never gets reported.
Its a very good indication on things going wrong at system level,
like running memory at much slower speed.

This is a good error to flag allowing system level corrections.

An issue was found with OMAP4460 board where DDR had to be run
at full speed and this logging helped.

Signed-off-by: Vikram Pandita <vikram.pandita@ti.com>
Reviewed-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Vikram Pandita <vikram.pandita@ti.com>
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-11-14 16:46:07 -08:00
..
whci usb: Add export.h for EXPORT_SYMBOL/THIS_MODULE where needed 2011-10-31 19:31:25 -04:00
alchemy-common.c MIPS: Alchemy: abstract USB block control register access 2011-10-24 23:34:23 +01:00
ehci-ath79.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ehci-atmel.c USB: EHCI: Support controllers with big endian capability regs 2011-05-03 11:43:21 -07:00
ehci-au1xxx.c Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus 2011-11-03 13:28:14 -07:00
ehci-cns3xxx.c treewide: Convert uses of struct resource to resource_size(ptr) 2011-06-10 14:55:36 +02:00
ehci-dbg.c EHCI: workaround for MosChip controller bug 2011-10-18 13:49:33 -07:00
ehci-fsl.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ehci-fsl.h USB: ehci-fsl: add MPC5121E specific suspend and resume 2011-05-02 16:59:36 -07:00
ehci-grlib.c treewide: Convert uses of struct resource to resource_size(ptr) 2011-06-10 14:55:36 +02:00
ehci-hcd.c Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus 2011-11-03 13:28:14 -07:00
ehci-hub.c Merge 3.1-rc4 into usb-next 2011-08-29 08:56:17 -07:00
ehci-ixp4xx.c treewide: Convert uses of struct resource to resource_size(ptr) 2011-06-10 14:55:36 +02:00
ehci-lpm.c USB: Mark EHCI LPM functions as __maybe_unused 2011-02-17 10:47:55 -08:00
ehci-mem.c USB: EHCI: AMD periodic frame list table quirk 2010-11-16 13:36:40 -08:00
ehci-msm.c ehci-msm : use ehci_setup 2011-07-08 14:51:29 -07:00
ehci-mxc.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ehci-octeon.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ehci-omap.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ehci-orion.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ehci-pci.c EHCI: workaround for MosChip controller bug 2011-10-18 13:49:33 -07:00
ehci-pmcmsp.c treewide: Convert uses of struct resource to resource_size(ptr) 2011-06-10 14:55:36 +02:00
ehci-ppc-of.c treewide: Convert uses of struct resource to resource_size(ptr) 2011-06-10 14:55:36 +02:00
ehci-ps3.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ehci-pxa168.c USB: pxa168: Add onchip USB host controller support 2011-08-22 15:38:30 -07:00
ehci-q.c USB: ehci: report Data Buffer Error in debug mode 2011-11-14 16:46:07 -08:00
ehci-s5p.c USB: ehci-s5p: remove unnecessary header includes 2011-11-14 16:46:05 -08:00
ehci-sched.c EHCI: workaround for MosChip controller bug 2011-10-18 13:49:33 -07:00
ehci-sh.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ehci-spear.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ehci-sysfs.c USB: EHCI: Allow users to override 80% max periodic bandwidth 2011-07-08 14:51:33 -07:00
ehci-tegra.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ehci-vt8500.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ehci-w90x900.c treewide: Convert uses of struct resource to resource_size(ptr) 2011-06-10 14:55:36 +02:00
ehci-xilinx-of.c treewide: Convert uses of struct resource to resource_size(ptr) 2011-06-10 14:55:36 +02:00
ehci-xls.c usb: OHCI/EHCI support for Netlogic XLS processor. 2011-08-22 15:54:38 -07:00
ehci.h EHCI: workaround for MosChip controller bug 2011-10-18 13:49:33 -07:00
fhci-dbg.c USB: make hcd.h public (drivers dependency) 2010-05-20 13:21:30 -07:00
fhci-hcd.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
fhci-hub.c USB: make hcd.h public (drivers dependency) 2010-05-20 13:21:30 -07:00
fhci-mem.c USB: make hcd.h public (drivers dependency) 2010-05-20 13:21:30 -07:00
fhci-q.c USB: make hcd.h public (drivers dependency) 2010-05-20 13:21:30 -07:00
fhci-sched.c QE/FHCI: fixed the CONTROL bug 2011-10-18 13:51:34 -07:00
fhci-tds.c Fix common misspellings 2011-03-31 11:26:23 -03:00
fhci.h Fix common misspellings 2011-03-31 11:26:23 -03:00
fsl-mph-dr-of.c usb: Add module.h to drivers/usb consumers who really use it. 2011-10-31 19:31:25 -04:00
hwa-hc.c USB: Remove the SAW_IRQ hcd flag 2011-11-14 16:46:06 -08:00
imx21-dbg.c treewide: fix a few typos in comments 2011-05-10 10:16:21 +02:00
imx21-hcd.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
imx21-hcd.h USB: imx21-hcd accept arbitary transfer buffer alignement. 2010-10-22 10:22:03 -07:00
isp116x-hcd.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
isp116x.h Fix common misspellings 2011-03-31 11:26:23 -03:00
isp1362-hcd.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
isp1362.h USB: host: Remove dead CONFIG_ARCH_KARO 2010-08-10 14:35:40 -07:00
isp1760-hcd.c usb/isp1760: Allow to optionally trigger low-level chip reset via GPIOLIB. 2011-10-19 13:29:06 -07:00
isp1760-hcd.h usb/isp1760: Allow to optionally trigger low-level chip reset via GPIOLIB. 2011-10-19 13:29:06 -07:00
isp1760-if.c usb: Add module.h to drivers/usb consumers who really use it. 2011-10-31 19:31:25 -04:00
Kconfig usb: gadget: renesas_usbhs: add mod_host support 2011-10-13 20:41:52 +03:00
Makefile Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus 2011-11-03 13:28:14 -07:00
octeon2-common.c usb: Configure octeon2 glue logic for proper uSOF cycle period. 2011-05-03 10:09:32 -07:00
ohci-at91.c at91: at91-ohci: support overcurrent notification 2011-09-10 23:03:13 +02:00
ohci-ath79.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-au1xxx.c Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus 2011-11-03 13:28:14 -07:00
ohci-cns3xxx.c treewide: Convert uses of struct resource to resource_size(ptr) 2011-06-10 14:55:36 +02:00
ohci-da8xx.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-dbg.c llseek: automatically add .llseek fop 2010-10-15 15:53:27 +02:00
ohci-ep93xx.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-hcd.c usb: OHCI/EHCI support for Netlogic XLS processor. 2011-08-22 15:54:38 -07:00
ohci-hub.c USB: Fix runtime wakeup on OHCI 2011-10-18 13:42:07 -07:00
ohci-jz4740.c USB: ohci-jz4740: Fix spelling in MODULE_ALIAS 2010-11-11 07:14:07 -08:00
ohci-mem.c
ohci-octeon.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-omap3.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-omap.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-pci.c OHCI: fix regression caused by nVidia shutdown workaround 2011-05-17 11:20:23 -07:00
ohci-pnx4008.c Merge branch 'gpio' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm 2011-10-27 08:39:10 +02:00
ohci-pnx8550.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-ppc-of.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-ppc-soc.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-ps3.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-pxa27x.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-q.c USB: use usb_endpoint_maxp() instead of le16_to_cpu() 2011-08-23 09:47:40 -07:00
ohci-s3c2410.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-sa1111.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-sh.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-sm501.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-spear.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-ssb.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-tmio.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
ohci-xls.c usb: OHCI/EHCI support for Netlogic XLS processor. 2011-08-22 15:54:38 -07:00
ohci.h Merge branch 'remove' of master.kernel.org:/home/rmk/linux-2.6-arm 2011-03-16 19:05:40 -07:00
oxu210hp-hcd.c treewide: Convert uses of struct resource to resource_size(ptr) 2011-06-10 14:55:36 +02:00
oxu210hp.h
pci-quirks.c usb: Add export.h for EXPORT_SYMBOL/THIS_MODULE where needed 2011-10-31 19:31:25 -04:00
pci-quirks.h Intel xhci: Support EHCI/xHCI port switching. 2011-05-27 12:07:36 -07:00
r8a66597-hcd.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
r8a66597.h usb: r8a66597-hcd: add function for external controller 2011-07-08 14:57:11 -07:00
sl811_cs.c pcmcia: Convert pcmcia_device_id declarations to const 2011-05-06 07:46:22 +02:00
sl811-hcd.c USB: irq: Remove IRQF_DISABLED 2011-09-18 01:39:36 -07:00
sl811.h
u132-hcd.c usb: u132-hcd: Drop __TIME__ usage 2011-04-13 16:36:06 -07:00
uhci-debug.c USB: UHCI: Add support for big endian descriptors 2011-05-19 16:43:20 -07:00
uhci-grlib.c treewide: Convert uses of struct resource to resource_size(ptr) 2011-06-10 14:55:36 +02:00
uhci-hcd.c USB: UHCI: improve comments and logic for root-hub suspend 2011-09-26 15:58:18 -07:00
uhci-hcd.h USB: UHCI: Add support for big endian descriptors 2011-05-19 16:43:20 -07:00
uhci-hub.c USB: UHCI: Wrap I/O register accesses 2011-05-06 18:24:01 -07:00
uhci-pci.c USB: UHCI: Move PCI specific functions to uhci-pci.c 2011-05-06 18:24:00 -07:00
uhci-q.c USB: use usb_endpoint_maxp() instead of le16_to_cpu() 2011-08-23 09:47:40 -07:00
xhci-dbg.c Merge 3.0-rc2 into usb-linus as it's needed by some USB patches 2011-06-14 06:51:23 -07:00
xhci-ext-caps.h xHCI: Check host USB2 LPM capability 2011-09-26 15:51:09 -07:00
xhci-hub.c usb: fix implicit usage of gfp.h in host/xhci-hub.c 2011-10-31 19:31:26 -04:00
xhci-mem.c usb/xhci: replace pci_*_consistent() with dma_*_coherent() 2011-09-26 15:51:13 -07:00
xhci-pci.c usb: Add module.h to drivers/usb consumers who really use it. 2011-10-31 19:31:25 -04:00
xhci-ring.c USB: Remove the SAW_IRQ hcd flag 2011-11-14 16:46:06 -08:00
xhci.c usb/xhci: remove CONFIG_PCI in xhci.c's probe function 2011-09-26 15:51:14 -07:00
xhci.h usb/xhci: remove CONFIG_PCI in xhci.c's probe function 2011-09-26 15:51:14 -07:00