Hi Balbi, On 26/10/15 16:55, Felipe F. Tonello wrote: > Patch 7 has changes on how to transmit IN USB requests. It implements a FIFO > of pre-allocated usb requests and uses then as needed, instead of allocating > then on demand. This is my initial implementation and is open for > suggestions and comments. > > Patches 1-6 is pretty much straight forward. > > changes in v4: > - pre-alocation of in requests. > - more code clean up > - fix memory leak on out requests > - configure endpoints only when setting up MIDIStreaming interface > > Felipe F. Tonello (7): > usb: gadget: f_midi: Transmit data only when IN ep is enabled > usb: gadget: f_midi: remove duplicated code > usb: gadget: define free_ep_req as universal function > usb: gadget: f_midi: fix leak on failed to enqueue out requests > usb: gadget: f_midi: set altsettings only for MIDIStreaming interface > usb: gadget: gmidi: Cleanup legacy code > usb: gadget: f_midi: pre-allocate IN requests > > drivers/usb/gadget/function/f_midi.c | 201 ++++++++++++++++++++--------- > drivers/usb/gadget/function/f_sourcesink.c | 6 - > drivers/usb/gadget/function/g_zero.h | 1 - > drivers/usb/gadget/legacy/gmidi.c | 12 +- > drivers/usb/gadget/u_f.c | 8 ++ > drivers/usb/gadget/u_f.h | 3 +- > 6 files changed, 151 insertions(+), 80 deletions(-) > I have rebased this patchset on top of your next branch. It removes the need for patch 1 and patch 5. I am waiting for more comments on other patches to fix things if needed before sending v5. -- Felipe -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html