linux-kernel - Re: [PATCH v3] Bluetooth: btmtk: add printing firmware information

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Message-ID: <CAGp9LzqbqAGe0AXN2zH-PViOtu0TcygE265S61QfLxczoHgm3Q@mail.gmail.com>
Date:   Thu, 29 Jun 2023 14:07:55 -0700
From:   Sean Wang <sean.wang@...nel.org>
To:     Paul Menzel <pmenzel@...gen.mpg.de>
Cc:     Sean Wang <sean.wang@...iatek.com>,
        Chris Lu <chris.lu@...iatek.com>, marcel@...tmann.org,
        johan.hedberg@...il.com, luiz.dentz@...il.com,
        Soul.Huang@...iatek.com, Leon.Yen@...iatek.com,
        Deren.Wu@...iatek.com, km.lin@...iatek.com,
        robin.chiu@...iatek.com, Eddie.Chen@...iatek.com,
        ch.yeh@...iatek.com, jenhao.yang@...iatek.com,
        Stella.Chang@...iatek.com, Tom.Chou@...iatek.com,
        steve.lee@...iatek.com, jsiuda@...gle.com, frankgor@...gle.com,
        abhishekpandit@...gle.com, michaelfsun@...gle.com,
        mmandlik@...gle.com, abhishekpandit@...omium.org,
        mcchou@...omium.org, shawnku@...gle.com,
        linux-bluetooth@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] Bluetooth: btmtk: add printing firmware information

HI Paul,

Thanks! I will update the patch with your suggestions.

thanks!
Sean

On Wed, Jun 28, 2023 at 3:44 PM Paul Menzel <pmenzel@...gen.mpg.de> wrote:
>
> Dear Sean, dear Chris,
>
>
> Thank you for your patch.
>
> Am 29.06.23 um 00:20 schrieb sean.wang@...iatek.com:
> > From: Chris Lu <chris.lu@...iatek.com>
> >
> > Add printing firmware information part when driver loading firmware that
> > user can get mediatek bluetooth information.
>
> Maybe use the commit message summary/title below:
>
> Bluetooth: btmtk: Log hw/sw version and fw build time
>
> Maybe also paste one log message example to the commit message.
>
> > Co-developed-by: Sean Wang <sean.wang@...iatek.com>
> > Signed-off-by: Sean Wang <sean.wang@...iatek.com>
> > Signed-off-by: Chris Lu <chris.lu@...iatek.com>
> > ---
> > v3: resend again with the latest tree
> > ---
> >   drivers/bluetooth/btmtk.c | 5 +++++
> >   1 file changed, 5 insertions(+)
> >
> > diff --git a/drivers/bluetooth/btmtk.c b/drivers/bluetooth/btmtk.c
> > index 9482401d97fa..8490d59502a5 100644
> > --- a/drivers/bluetooth/btmtk.c
> > +++ b/drivers/bluetooth/btmtk.c
> > @@ -57,6 +57,7 @@ int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
> >                             wmt_cmd_sync_func_t wmt_cmd_sync)
> >   {
> >       struct btmtk_hci_wmt_params wmt_params;
> > +     struct btmtk_patch_header *hdr;
> >       struct btmtk_global_desc *globaldesc = NULL;
> >       struct btmtk_section_map *sectionmap;
> >       const struct firmware *fw;
> > @@ -75,9 +76,13 @@ int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
> >
> >       fw_ptr = fw->data;
> >       fw_bin_ptr = fw_ptr;
> > +     hdr = (struct btmtk_patch_header *)fw_ptr;
> >       globaldesc = (struct btmtk_global_desc *)(fw_ptr + MTK_FW_ROM_PATCH_HEADER_SIZE);
> >       section_num = le32_to_cpu(globaldesc->section_num);
> >
> > +     bt_dev_info(hdev, "HW/SW Version: 0x%04x%04x, Build Time: %s",
>
> Why not print 0x%04x/0x%04x, that means with a slash?
>
> > +                 le16_to_cpu(hdr->hwver), le16_to_cpu(hdr->swver), hdr->datetime);
> > +
> >       for (i = 0; i < section_num; i++) {
> >               first_block = 1;
> >               fw_ptr = fw_bin_ptr;
>
>
> Kind regards,
>
> Paul