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From: Basavaraj Natikar <bnatikar@amd.com>
To: Mika Westerberg <mika.westerberg@linux.intel.com>,
	Basavaraj Natikar <Basavaraj.Natikar@amd.com>
Cc: Andreas Noever <andreas.noever@gmail.com>,
	Mika Westerberg <westeri@kernel.org>,
	Yehezkel Bernat <YehezkelShB@gmail.com>,
	Jonathan Corbet <corbet@lwn.net>,
	Andrew Lunn <andrew+netdev@lunn.ch>,
	"David S . Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@kernel.org>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	linux-usb@vger.kernel.org, linux-doc@vger.kernel.org,
	Mario Limonciello <Mario.Limonciello@amd.com>,
	Sanath S <Sanath.S@amd.com>
Subject: Re: [PATCH 2/3] thunderbolt: Reset the host interface before reusing a DMA HopID
Date: Mon, 5 Oct 2026 22:20:40 +0530	[thread overview]
Message-ID: <19b787d8-fac9-4925-b17b-f66d5ab8e940@amd.com> (raw)
In-Reply-To: <20261005143535.GM176164@black.igk.intel.com>

Hi Mika,


On 10/5/2026 8:05 PM, Mika Westerberg wrote:
> Hi,
>
> On Mon, Oct 05, 2026 at 07:13:40PM +0530, Basavaraj Natikar wrote:
>> +++ b/drivers/thunderbolt/nhi.c
>> @@ -17,6 +17,7 @@
>>   #include <linux/iommu.h>
>>   #include <linux/lockdep.h>
>>   #include <linux/module.h>
>> +#include <linux/pci.h>
> I haven't looked at the code at all yet but this one is no-go. We are
> trying to make the NHI code generic that can work with any interconnect,
> like the controllers on ARM based SoCs (aka platform bus) and that's why we
> have pci.c for the PCIe based NHIs.

I rebased the series onto thunderbolt/next
a93a8e3200002f0c345fec4c340390e9a60aabc7. The reworked v2 removes
the PCI-specific dependency from generic nhi.c and uses the existing
reset_interface operation instead.


Thanks,
--
Basavaraj



  parent reply	other threads:[~2026-10-05 16:50 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-05 13:43 [PATCH 0/3] thunderbolt: Reset affected AMD host interfaces before DMA HopID reuse Basavaraj Natikar
2026-10-05 13:43 ` [PATCH 1/3] thunderbolt: Allow tb_ring_start() to fail Basavaraj Natikar
2026-10-06  4:27   ` Mika Westerberg
2026-10-05 13:43 ` [PATCH 2/3] thunderbolt: Reset the host interface before reusing a DMA HopID Basavaraj Natikar
2026-10-05 14:35   ` Mika Westerberg
2026-10-05 15:12     ` Mario Limonciello
2026-10-05 16:50     ` Basavaraj Natikar [this message]
2026-10-06  4:33   ` Mika Westerberg
2026-10-06 14:47     ` Basavaraj Natikar
2026-10-05 13:43 ` [PATCH 3/3] thunderbolt: Add quirk to reset host interface for AMD USB4 routers Basavaraj Natikar

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