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Message-ID: <2024090439-hexagon-imply-db4e@gregkh>
Date: Wed, 4 Sep 2024 08:16:10 +0200
From: Greg KH <greg@...ah.com>
To: Stephen Rothwell <sfr@...b.auug.org.au>,
Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: manual merge of the usb tree with the usb.current
tree
On Wed, Sep 04, 2024 at 03:05:22PM +1000, Stephen Rothwell wrote:
> Hi all,
>
> Today's linux-next merge of the usb tree got a conflict in:
>
> drivers/usb/typec/ucsi/ucsi.c
>
> between commit:
>
> 87eb3cb4ec61 ("usb: typec: ucsi: Fix cable registration")
>
> from the usb.current tree and commit:
>
> 73910c511b1a ("usb: typec: ucsi: Only assign the identity structure if the PPM supports it")
>
> from the usb tree.
>
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging. You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
>
> --
> Cheers,
> Stephen Rothwell
>
> diff --cc drivers/usb/typec/ucsi/ucsi.c
> index 17155ed17fdf,f0b5867048e2..000000000000
> --- a/drivers/usb/typec/ucsi/ucsi.c
> +++ b/drivers/usb/typec/ucsi/ucsi.c
> @@@ -993,11 -929,12 +939,12 @@@ static int ucsi_register_cable(struct u
> break;
> }
>
> - desc.identity = &con->cable_identity;
> + if (con->ucsi->cap.features & UCSI_CAP_GET_PD_MESSAGE)
> + desc.identity = &con->cable_identity;
> - desc.active = !!(UCSI_CABLE_PROP_FLAG_ACTIVE_CABLE &
> - con->cable_prop.flags);
> - desc.pd_revision = UCSI_CABLE_PROP_FLAG_PD_MAJOR_REV_AS_BCD(
> - con->cable_prop.flags);
> + desc.active = !!(UCSI_CABLE_PROP_FLAG_ACTIVE_CABLE & cable_prop.flags);
> +
> + if (con->ucsi->version >= UCSI_VERSION_2_1)
> + desc.pd_revision = UCSI_CABLE_PROP_FLAG_PD_MAJOR_REV_AS_BCD(cable_prop.flags);
>
> cable = typec_register_cable(con->port, &desc);
> if (IS_ERR(cable)) {
> @@@ -1094,8 -1009,10 +1041,9 @@@ static int ucsi_register_partner(struc
> if (pwr_opmode == UCSI_CONSTAT_PWR_OPMODE_PD)
> ucsi_register_device_pdos(con);
>
> - desc.identity = &con->partner_identity;
> + if (con->ucsi->cap.features & UCSI_CAP_GET_PD_MESSAGE)
> + desc.identity = &con->partner_identity;
> desc.usb_pd = pwr_opmode == UCSI_CONSTAT_PWR_OPMODE_PD;
> - desc.pd_revision = UCSI_CONCAP_FLAG_PARTNER_PD_MAJOR_REV_AS_BCD(con->cap.flags);
>
> partner = typec_register_partner(con->port, &desc);
> if (IS_ERR(partner)) {
Heikki, does this resolution look correct? I knew there would be a
conflict, just want to make sure we get it right.
thanks
greg k-h
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