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