lkml.org 
[lkml]   [2022]   [Jul]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    Date
    SubjectRe: [PATCH v2 5/5] Bluetooth: hci_bcm: Increase host baudrate for CYW55572 in autobaud mode
    On Thu, Jun 30, 2022 at 2:55 PM Hakan Jansson
    <hakan.jansson@infineon.com> wrote:

    > Add device specific data for max baudrate in autobaud mode. This allows the
    > host to use a baudrate higher than "init speed" when loading FW in autobaud
    > mode.
    >
    > The device specific max baudrate in autobaud mode for CYW55572 is set to
    > 921600 bps. Devices without device specific max baudrate in autobaud mode
    > will use init speed as before. If no device specific init speed has been
    > specified, it will default to the bcm_proto default 115200 bps.
    >
    > The increased baud rate improves FW load time. The exact load time will
    > depend on the specific system and FW being used. As a rough indication,
    > the FW load time dropped from ~9s @ 115.2kbps to ~1.7s @ 921.6kbps in one
    > test.
    >
    > Signed-off-by: Hakan Jansson <hakan.jansson@infineon.com>

    Reviewed-by: Linus Walleij <linus.walleij@linaro.org>

    Yours,
    Linus Walleij

    \
     
     \ /
      Last update: 2022-07-11 10:36    [W:2.118 / U:0.028 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site