[PATCH v6] USB hub_probe: rework ugly goto-into-compound-statement

Rework smelling code (goto inside compound statement). Perhaps this is legacy. Anyway such code is not appropriate for Linux kernel. Signed-off-by: Eugene Korenevsky --- Changes in v6: more pedantic conversion from `int` to `bool`; fix comment Changes in v5: make `bool` a

Re: [PATCH v5] USB hub_probe: rework ugly goto-into-compound-statement

> Ok, I'm going to be really pedantic here and ask that you spell this > last statement out: >if (usb...) > return true; >return false; > > Also, the comment should say: > /* If the first endpoint is not interrupt IN, we... */ > It's better to inverse the

Re: [PATCH v3 1/3] phy_sun4i_usb: set_mode: Allow using set_mode to force end the current session

On Friday 23 September 2016 07:10 PM, Hans de Goede wrote: > The sunxi musb has a bug where sometimes it will generate a babble > error on device disconnect instead of a disconnect irq. When this > happens the musb-controller switches from host mode to device mode > (it clears

Re: [PATCH v3 0/4] usb: dwc2: Add AHB burst configuration

On Thursday, November 17, 2016 12:52:14 PM CET John Youn wrote: > This series adds a binding for AHB burst, reads it in, and configures > the controller for the specified burst type. > > Tested on HAPS platform with DWC_hsotg IP version 3.30a. > > v3: > * Split out binding documentation > *

Re: [PATCH v2 2/4] usb: dwc2: Add binding for AHB burst

On Friday, November 18, 2016 8:16:08 AM CET Rob Herring wrote: > On Thu, Nov 17, 2016 at 04:35:10PM +0100, Stefan Wahren wrote: > > Hi John, > > > > Am 17.11.2016 um 00:47 schrieb John Youn: > > > Add the "snps,ahb-burst" binding and read it in. > > > > > > This property controls which burst type

Writing a Brand New Driver

Hi linux-usb, Quite simply, I would like to get into kernel development. I figured that I could jumpstart this by writing a driver for this device: http://www.gamestop.com/wii-u/accessories/wii-u-gamecube-adapter/115426 A while ago I figured that I could potentially work through this userland

Re: [PATCH v6 0/2] usb: musb: da8xx: Fix few issues

On Tue, Nov 15, 2016 at 06:42:45PM +0100, Alexandre Bailon wrote: > This series require the following patch to build: > [PATCH 1/6] usb: musb: Fix broken use of static variable for multiple > instances > > Currently, the USB OTG of the da8xx doesn't work. > This series intend to fix them. > >

[PATCH v3 6/6] cdc-acm: handle read pipe errors

Read urbs are submitted back only on success, causing read pipe running out of urbs after few errors. No more characters can be read from tty device then until it is reopened and no errors are reported. Fix that by always submitting urbs back and clearing stall on -EPIPE. Signed-off-by: Ladislav

[PATCH v3 5/6] cdc-acm: remove is_int_ep from acm structure

is_int_ep is used only in acm_probe, no need to store it in device data. Signed-off-by: Ladislav Michl --- Changes: - v3: new patch in the serie drivers/usb/class/cdc-acm.c | 5 ++--- drivers/usb/class/cdc-acm.h | 1 - 2 files changed, 2 insertions(+), 4 deletions(-)

[PATCH v3 4/6] cdc-acm: store in and out pipes in acm structure

Clearing stall needs pipe descriptor, store it in acm structure. Signed-off-by: Ladislav Michl --- Changes: - v2: none - v3: follow CodingStyle drivers/usb/class/cdc-acm.c | 33 + drivers/usb/class/cdc-acm.h | 1 + 2 files changed, 18

[PATCH v3 3/6] cdc-acm: refactor killing urbs

Move urb killing code into separate function and use it instead of copying that code pattern over. Signed-off-by: Ladislav Michl --- Changes: - v2: none - v3: none drivers/usb/class/cdc-acm.c | 43 --- 1 file changed, 16

[PATCH v3 2/6] cdc-acm: avoid interface_to_usbdev call

Pointer to usb_device is already stored in acm structure. Signed-off-by: Ladislav Michl --- Changes: - v2: none - v3: none drivers/usb/class/cdc-acm.c | 9 +++-- 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/usb/class/cdc-acm.c

[PATCH v3 1/6] cdc-acm: reindent log messages

Use only one tab to indent dev_{(v)dbg,err} parameters. Signed-off-by: Ladislav Michl Acked-by: Oliver Neukum --- Changes: - v2: add changelog text - v3: none drivers/usb/class/cdc-acm.c | 35 +-- 1 file changed, 17

Re: patch "usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult()" added to usb-next

On 11/18/2016 08:40 PM, Sergei Shtylyov wrote: This is a note to let you know that I've just added the patch titled usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git

Re: patch "usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult()" added to usb-next

On 11/18/2016 06:10 PM, gre...@linuxfoundation.org wrote: This is a note to let you know that I've just added the patch titled usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at

Re: [PATCH v5 0/3] driver: Add DT support for DA8xx

On Wed, Nov 16, 2016 at 11:52:22AM +0100, Alexandre Bailon wrote: > Changes in v2: > * Remove unrelated changes in patch 3 > * Rename the device node in patch 4 > > Changes in v3: > * Fix few mistakes in DT binding sample > * Only build the device table if DT is enabled > > Change in v4: > * Fix

Re: patch "usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult()" added to usb-testing

Hello. On 11/18/2016 06:06 PM, gre...@linuxfoundation.org wrote: This is a note to let you know that I've just added the patch titled usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at

Re: USB stops working if a malfunctioning USB device is connected

The issue did not appear for a day with 4.9-rc5. Will check for a couple more days and get back. Thanks, PrasannaKumar -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at

Re: patch "usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult()" added to usb-testing

On Fri, 18 Nov 2016 gre...@linuxfoundation.org wrote: > This is a note to let you know that I've just added the patch titled > > usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult() > > to my usb git tree which can be found at >

patch "usb: ip: remove unnecessary & operation" added to usb-next

This is a note to let you know that I've just added the patch titled usb: ip: remove unnecessary & operation to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in the next release of the

patch "usb: gadget: udc: bdc: remove unnecessary & operation" added to usb-next

This is a note to let you know that I've just added the patch titled usb: gadget: udc: bdc: remove unnecessary & operation to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in the next

patch "usb: core: devices: remove unnecessary & operation" added to usb-next

This is a note to let you know that I've just added the patch titled usb: core: devices: remove unnecessary & operation to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in the next

patch "usb: host: ehci: remove unnecessary max_packet() macro" added to usb-next

This is a note to let you know that I've just added the patch titled usb: host: ehci: remove unnecessary max_packet() macro to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in the next

patch "usb: gadget: udc: atmel: remove unnecessary & operation" added to usb-next

This is a note to let you know that I've just added the patch titled usb: gadget: udc: atmel: remove unnecessary & operation to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in the next

patch "usb: gadget: udc: dummy: remove unnecessary & operation" added to usb-next

This is a note to let you know that I've just added the patch titled usb: gadget: udc: dummy: remove unnecessary & operation to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in the next

patch "usb: host: xhci: make use of new usb_endpoint_maxp_mult()" added to usb-next

This is a note to let you know that I've just added the patch titled usb: host: xhci: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in the

patch "usb: chipidea: udc: remove unnecessary & operation" added to usb-next

This is a note to let you know that I've just added the patch titled usb: chipidea: udc: remove unnecessary & operation to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in the next

patch "usb: gadget: udc: atmel: make use of new usb_endpoint_maxp_mult()" added to usb-next

This is a note to let you know that I've just added the patch titled usb: gadget: udc: atmel: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in

patch "usb: core: devices: make use of new usb_endpoint_maxp_mult()" added to usb-next

This is a note to let you know that I've just added the patch titled usb: core: devices: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in the

patch "usb: gadget: udc: bdc: make use of new usb_endpoint_maxp_mult()" added to usb-next

This is a note to let you know that I've just added the patch titled usb: gadget: udc: bdc: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in

patch "usb: host: ehci: make use of new usb_endpoint_maxp_mult()" added to usb-next

This is a note to let you know that I've just added the patch titled usb: host: ehci: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in the

patch "usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult()" added to usb-next

This is a note to let you know that I've just added the patch titled usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in

patch "usb: chipidea: udc: make use of new usb_endpoint_maxp_mult()" added to usb-next

This is a note to let you know that I've just added the patch titled usb: chipidea: udc: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-next branch. The patch will show up in the

Re: [PATCH v3 3/5] net: asix: Fix AX88772x resume failures

Hi Allan, On 14/11/16 09:45, ASIX_Allan [Office] wrote: > Hi Jon, > > Please help to double check if the USB host controller of your Terga > platform had been powered OFF while running the ax88772_suspend() routine or > not? Sorry for the delay. Today I set up a local board to reproduce this

patch "usb: host: ehci: remove unnecessary max_packet() macro" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: host: ehci: remove unnecessary max_packet() macro to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up in the

Re: [GIT PULL] USB patches for v4.10 merge window

On Fri, Nov 18, 2016 at 02:27:18PM +0200, Felipe Balbi wrote: > > Hi Greg, > > Here's the giant pull request for all things Gadget and the > like. Patches have been soaking in next for a while. I have tested them > for several days with a SKL box. > > Let me know if you want anything to be

patch "usb: gadget: udc: dummy: remove unnecessary & operation" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: gadget: udc: dummy: remove unnecessary & operation to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up in the

patch "usb: ip: remove unnecessary & operation" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: ip: remove unnecessary & operation to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up in the next release of

patch "usb: core: devices: remove unnecessary & operation" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: core: devices: remove unnecessary & operation to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up in the next

patch "usb: gadget: udc: bdc: remove unnecessary & operation" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: gadget: udc: bdc: remove unnecessary & operation to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up in the next

patch "usb: gadget: udc: atmel: remove unnecessary & operation" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: gadget: udc: atmel: remove unnecessary & operation to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up in the

patch "usb: chipidea: udc: remove unnecessary & operation" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: chipidea: udc: remove unnecessary & operation to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up in the next

patch "usb: host: xhci: make use of new usb_endpoint_maxp_mult()" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: host: xhci: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up in the

patch "usb: host: ehci: make use of new usb_endpoint_maxp_mult()" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: host: ehci: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up in the

patch "usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult()" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up

patch "usb: gadget: udc: atmel: make use of new usb_endpoint_maxp_mult()" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: gadget: udc: atmel: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up

patch "usb: core: devices: make use of new usb_endpoint_maxp_mult()" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: core: devices: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up in

patch "usb: gadget: udc: bdc: make use of new usb_endpoint_maxp_mult()" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: gadget: udc: bdc: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up

patch "usb: chipidea: udc: make use of new usb_endpoint_maxp_mult()" added to usb-testing

This is a note to let you know that I've just added the patch titled usb: chipidea: udc: make use of new usb_endpoint_maxp_mult() to my usb git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git in the usb-testing branch. The patch will show up in

Re: [GIT PULL] USB-serial fixes for v4.9-rc6

On Fri, Nov 18, 2016 at 03:22:13PM +0100, Johan Hovold wrote: > Hi Greg, > > Here are some more device ids that could go into 4.9-rc. > > Thanks, > Johan > > > The following changes since commit bc33b0ca11e3df46a4fa7639ba488c9d4911: > > Linux 4.9-rc4 (2016-11-05 16:23:36 -0700) > > are

Re: [GIT PULL] USB fixes for v4.9-rc6

On Fri, Nov 18, 2016 at 01:53:43PM +0200, Felipe Balbi wrote: > > Hi Greg, > > here's one important fix for v4.9-final on functionFS. It's small and > simple and all it does is make sure we check for ffs_func_req_match()'s > return code properly. > > let me know if you want me to change this

[GIT PULL] USB-serial fixes for v4.9-rc6

Hi Greg, Here are some more device ids that could go into 4.9-rc. Thanks, Johan The following changes since commit bc33b0ca11e3df46a4fa7639ba488c9d4911: Linux 4.9-rc4 (2016-11-05 16:23:36 -0700) are available in the git repository at:

Re: [PATCH v2 2/4] usb: dwc2: Add binding for AHB burst

On Thu, Nov 17, 2016 at 04:35:10PM +0100, Stefan Wahren wrote: > Hi John, > > Am 17.11.2016 um 00:47 schrieb John Youn: > > Add the "snps,ahb-burst" binding and read it in. > > > > This property controls which burst type to perform on the AHB bus as a > > master in internal DMA mode. This

Re: [PATCH v2 2/4] usb: dwc2: Add binding for AHB burst

On Wed, Nov 16, 2016 at 03:47:18PM -0800, John Youn wrote: > Add the "snps,ahb-burst" binding and read it in. > > This property controls which burst type to perform on the AHB bus as a > master in internal DMA mode. This overrides the legacy param value, > which we need to keep around for now

Re: [PATCH v3] usb: dwc2: add amcc,dwc-otg support

On Tue, Nov 15, 2016 at 03:03:40PM -0800, John Youn wrote: > From: Christian Lamparter > > This patch adds support for the "amcc,usb-otg" device > which is found in the PowerPC Canyonlands' dts. > > The device definition was added by: > > commit c89b3458d8cc

Re: [PATCH 2/2] usb: dwc3: core: Support the dwc3 host suspend/resume

-Wang/usb-host-plat-Enable-xhci-plat-runtime-PM/20161118-202029 config: i386-allmodconfig (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): d

[GIT PULL] USB patches for v4.10 merge window

Hi Greg, Here's the giant pull request for all things Gadget and the like. Patches have been soaking in next for a while. I have tested them for several days with a SKL box. Let me know if you want anything to be changed. cheers The following changes since commit

[PATCH v3] usb: hcd.h: construct hub class request constants from simpler constants

Currently, each hub class request constant is defined by a line like: #define ClearHubFeature (0x2000 | USB_REQ_CLEAR_FEATURE) The "magic" number for the high byte is one of 0x20, 0xa0, 0x23, 0xa3. The 0x80 bit that changes inditace USB_DIR_IN, and the 0x03 that pops up is the difference

Re: [PATCH net 1/2] r8152: fix the sw rx checksum is unavailable

On 16-11-18 02:57 AM, Hayes Wang wrote: .. > Besides, the maximum data length which the RTL8152 would send to > the host is 16KB. That is, if the agg_buf_sz is 16KB, the host > wouldn't split it. However, you still see problems for it. How does the RTL8152 know that the limit is 16KB, rather than

[PATCH 2/2] usb: dwc3: core: Support the dwc3 host suspend/resume

For some mobile devices with strict power management, we also want to suspend the host when the slave is detached for power saving. Thus we add the host suspend/resume functions to support this requirement. Signed-off-by: Baolin Wang --- drivers/usb/dwc3/Kconfig |7

[PATCH 1/2] usb: host: plat: Enable xhci plat runtime PM

Enable the xhci plat runtime PM for parent device to suspend/resume xhci. Signed-off-by: Baolin Wang --- drivers/usb/host/xhci-plat.c | 37 - 1 file changed, 32 insertions(+), 5 deletions(-) diff --git a/drivers/usb/host/xhci-plat.c

[GIT PULL] USB fixes for v4.9-rc6

Hi Greg, here's one important fix for v4.9-final on functionFS. It's small and simple and all it does is make sure we check for ffs_func_req_match()'s return code properly. let me know if you want me to change this pull request in any way. cheers The following changes since commit

Re: [PATCH] usb: gadget: f_fs: fix wrong parenthesis in ffs_func_req_match()

Hi, Felix Hädicke writes: > Hello, >> Properly check the return code of ffs_func_revmap_intf() and >> ffs_func_revmap_ep() for a non-negative value. >> >> Instead of checking the return code, the comparison was performed for the >> last >> parameter of the function calls,

Re: [PATCH v2] usb: hcd.h: construct hub class request conastants from simpler constants

On Fri, Nov 18, 2016 at 01:18:19PM +0200, Tal Shorer wrote: > Currently, each hub class request constant is defined by a line like: > > The "magic" number for the high byte is one of 0x20, 0xa0, 0x23, 0xa3. > The 0x80 bit that changes inditace USB_DIR_IN, and the 0x03 that > pops up is the

Re: [PATCH v2] usb: hcd.h: construct hub class request conastants from simpler constants

On Fri, Nov 18, 2016 at 01:18:19PM +0200, Tal Shorer wrote: > Currently, each hub class request constant is defined by a line like: > > The "magic" number for the high byte is one of 0x20, 0xa0, 0x23, 0xa3. Again, shouldn't there be something after your ":"? -- To unsubscribe from this list:

[PATCH v2] usb: hcd.h: construct hub class request conastants from simpler constants

Currently, each hub class request constant is defined by a line like: The "magic" number for the high byte is one of 0x20, 0xa0, 0x23, 0xa3. The 0x80 bit that changes inditace USB_DIR_IN, and the 0x03 that pops up is the difference between USB_RECIP_DEVICE (0x00) and USB_RECIP_OTHER (0x03). The

Re: [PATCH v2 4/5] cdc-acm: store in and out pipes in acm structure

Hello. On 11/18/2016 2:03 AM, Ladislav Michl wrote: Clearing stall needs pipe descriptor, store it in acm structure. Signed-off-by: Ladislav Michl --- Changes: - v2: None drivers/usb/class/cdc-acm.c | 27 ++- drivers/usb/class/cdc-acm.h | 1 +

Re: [PATCH 1/3] usb: xhci: add quirk flag for broken PED bits

Hello. On 11/17/2016 6:01 PM, Roger Quadros wrote: From: Felipe Balbi Some devices from Texas Instruments [1] suffer from a silicon bug where Port Enabled/Disabled bit should not be used to silence an erroneous device. The bug is so that if port is disabled with PED bit, an

Re: [PATCH v2 1/5] cdc-acm: reindent log messages

On Thu, 2016-11-17 at 23:56 +0100, Ladislav Michl wrote: > Use only one tab to indent dev_{(v)dbg,err} parameters. > > Signed-off-by: Ladislav Michl Acked-by: Oliver Neukum -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the

[PATCH] usb: hcd.h: construct hub class request conastants from simpler constants

Currently, each hub class request constant is defined by a line like: Where the "magic" number for the high byte is one of 0x20, 0xa0, 0x23, 0xa3. The 0x80 bit that changes inditace USB_DIR_IN, and the 0x03 that pops up is the difference between USB_RECIP_DEVICE (0x00) and USB_RECIP_OTHER (0x03).