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Annotation of sys/dev/usb/TODO, Revision 1.1.1.1

1.1       nbrk        1: $OpenBSD: TODO,v 1.15 2007/06/09 12:17:38 mbalmer Exp $
                      2:
                      3: Some things that need to be done:
                      4: ---------------------------------
                      5:
                      6: High priority:
                      7: --------------
                      8:
                      9: On a short control transfer the status phase needs to be executed anyway.
                     10:
                     11: Allow interrupt out endpoints. (USB 1.1)
                     12:
                     13: Fix flow control in ucom (copy from com driver).
                     14:
                     15: Use some encapsulation in the upl driver to allow multiple protocols.
                     16:
                     17: Get the uezcom driver (with Doug Ambrisko's firmware) running.
                     18:
                     19:
                     20: Bug reports:
                     21: ------------
                     22:
                     23: Bernd Ernesti's problem: host controller halted with umodem
                     24:
                     25: umass problem with Ricoh flash reader
                     26:
                     27: wskbd for X
                     28:
                     29: mel kravitz's problem, lockups with disk and printer
                     30:
                     31: Aaron's problem: Test aue with ohci.
                     32:
                     33:
                     34: General:
                     35: --------
                     36:
                     37: Figure out why uvisor is so slow.
                     38: Try to get specs, and check if Linux driver is really right.
                     39:
                     40: Add lots of bus_dmamap_sync().
                     41:
                     42: Do bandwidth accounting.
                     43:
                     44: Use lock manager locks.
                     45:
                     46: Use the pool allocator for TDs et al.
                     47:
                     48: Throw out more USBDI gunk.
                     49:
                     50: Make hub driver notice transition between self and bus powered state.
                     51: Some hubs change the number of available ports on this transition. :(
                     52: Handle overcurrent conditions.
                     53:
                     54: Make it possible to open any device in a "generic" way, i.e., like ugen.
                     55: Perhaps usbdevfs?
                     56:
                     57: Rotate the QHs for bulk transport to get fairer scheduling.
                     58:
                     59: Change HC drivers to queue multiple request for an endpoint
                     60: to get better performance.
                     61:
                     62: Do memory deallocation when HC driver is detached.
                     63:
                     64: uaudio problems:
                     65:        mixer names are awful, use some heuristics.
                     66:        implement selector units
                     67:        debug input
                     68:        test with more devices
                     69:
                     70: Stylistic changes:
                     71:        use usb_ and usbd_ consistently
                     72:        rearrange the contents and names of some files (Nick)
                     73:
                     74: Use splsoftusb() or a thread to deliver callbacks.
                     75:
                     76: Add threads to the Ethernet drivers.
                     77:
                     78: Change what's done at watchdog timeout inb if_{a,c,k}ue.c; what we have
                     79: now doesn't work because it's done in an interrupt context.
                     80:
                     81: Factor out the common code from the Ethernet drivers and reuse that.
                     82:
                     83: Rewrite HID driver to handle report IDs properly.  Perhaps there should
                     84: be a hiddev to which hid with different IDs can attach?
                     85:
                     86: Get rid of hcpriv.
                     87:
                     88: Keyspan serial driver
                     89:
                     90: Clean up umass driver
                     91:
                     92:
                     93: Documentation:
                     94: --------------
                     95:
                     96: Document device driver API.
                     97:
                     98: Document HC driver API.
                     99:
                    100: Update ugen(4)