On Thu, Sep 15, 2022 at 03:34:59PM +0000, Alvin Šipraga wrote:
> On Mon, Sep 12, 2022 at 10:53:32AM +0100, Russell King wrote:
> > From: Hector Martin <marcan@xxxxxxxxx>
> >
> > This chip is present on Apple M1 (t8103) platforms:
> >
> > * atlantisb (apple,j274): Mac mini (M1, 2020)
> > * honshu (apple,j293): MacBook Pro (13-inch, M1, 2020)
> > * shikoku (apple,j313): MacBook Air (M1, 2020)
> > * capri (apple,j456): iMac (24-inch, 4x USB-C, M1, 2020)
> > * santorini (apple,j457): iMac (24-inch, 2x USB-C, M1, 2020)
> >
> > Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
> > Signed-off-by: Hector Martin <marcan@xxxxxxxxx>
> > Signed-off-by: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx>
> > ---
>
> Reviewed-by: Alvin Šipraga <alsi@xxxxxxxxxxxxxxx>
>
> > drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c | 2 ++
> > drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c | 8 ++++++++
> > .../net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h | 2 ++
> > 3 files changed, 12 insertions(+)
> >
> > diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
> > index 23295fceb062..3026166a56c1 100644
> > --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
> > +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
> > @@ -733,6 +733,8 @@ static u32 brcmf_chip_tcm_rambase(struct brcmf_chip_priv *ci)
> > return 0x160000;
> > case CY_CC_43752_CHIP_ID:
> > return 0x170000;
> > + case BRCM_CC_4378_CHIP_ID:
> > + return 0x352000;
> > default:
> > brcmf_err("unknown chip: %s\n", ci->pub.name);
> > break;
> > diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
> > index 269a516ae654..0c627f33049e 100644
> > --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
> > +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
> > @@ -59,6 +59,7 @@ BRCMF_FW_DEF(4365C, "brcmfmac4365c-pcie");
> > BRCMF_FW_DEF(4366B, "brcmfmac4366b-pcie");
> > BRCMF_FW_DEF(4366C, "brcmfmac4366c-pcie");
> > BRCMF_FW_DEF(4371, "brcmfmac4371-pcie");
> > +BRCMF_FW_CLM_DEF(4378B1, "brcmfmac4378b1-pcie");
> >
> > /* firmware config files */
> > MODULE_FIRMWARE(BRCMF_FW_DEFAULT_PATH "brcmfmac*-pcie.txt");
> > @@ -88,6 +89,7 @@ static const struct brcmf_firmware_mapping brcmf_pcie_fwnames[] = {
> > BRCMF_FW_ENTRY(BRCM_CC_43664_CHIP_ID, 0xFFFFFFF0, 4366C),
> > BRCMF_FW_ENTRY(BRCM_CC_43666_CHIP_ID, 0xFFFFFFF0, 4366C),
> > BRCMF_FW_ENTRY(BRCM_CC_4371_CHIP_ID, 0xFFFFFFFF, 4371),
> > + BRCMF_FW_ENTRY(BRCM_CC_4378_CHIP_ID, 0xFFFFFFFF, 4378B1), /* 3 */
>
> What is /* 3 */?
Hector says that it was mentioned in the prior review round as well.
It's the revision ID. The mask allows all IDs for chips where no
split has been seen, but if a new one comes up that comment is there
so we know where to split the mask.
--
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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