From: "Tantilov, Emil S" <emil.s.tantilov@intel.com>
To: Lukas Wunner <lukas@wunner.de>
Cc: <intel-wired-lan@lists.osuosl.org>, <netdev@vger.kernel.org>,
<przemyslaw.kitszel@intel.com>, <jay.bhat@intel.com>,
<ivan.d.barrera@intel.com>, <aleksandr.loktionov@intel.com>,
<larysa.zaremba@intel.com>, <anthony.l.nguyen@intel.com>,
<andrew+netdev@lunn.ch>, <davem@davemloft.net>,
<edumazet@google.com>, <kuba@kernel.org>, <pabeni@redhat.com>,
<aleksander.lobakin@intel.com>, <linux-pci@vger.kernel.org>,
<madhu.chittim@intel.com>, <decot@google.com>,
<willemb@google.com>, <sheenamo@google.com>
Subject: Re: [PATCH iwl-next v2 2/2] idpf: implement pci error handlers
Date: Tue, 14 Apr 2026 14:43:33 -0700 [thread overview]
Message-ID: <df536130-a375-48ff-8544-f107a63f7452@intel.com> (raw)
In-Reply-To: <ad5ZoDCuSsPW0lKo@wunner.de>
On 4/14/2026 8:13 AM, Lukas Wunner wrote:
> On Mon, Apr 13, 2026 at 08:16:31PM -0700, Emil Tantilov wrote:
>> +static pci_ers_result_t
>> +idpf_pci_err_slot_reset(struct pci_dev *pdev)
>> +{
>> + struct idpf_adapter *adapter = pci_get_drvdata(pdev);
>> +
>> + pci_restore_state(pdev);
>> + pci_set_master(pdev);
>> + pci_wake_from_d3(pdev, false);
>> + if (readl(adapter->reset_reg.rstat) != 0xFFFFFFFF)
>> + return PCI_ERS_RESULT_RECOVERED;
>
> FWIW, there's a PCI_POSSIBLE_ERROR() helper that you may find useful
> to check for an "all ones" MMIO read.
Will check it out.
Thanks,
Emil
>
> Thanks,
>
> Lukas
prev parent reply other threads:[~2026-04-14 21:43 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-14 3:16 [PATCH iwl-next v2 0/2] Introduce IDPF PCI callbacks Emil Tantilov
2026-04-14 3:16 ` [PATCH iwl-next v2 1/2] idpf: remove conditonal MBX deinit from idpf_vc_core_deinit() Emil Tantilov
2026-04-14 11:07 ` Loktionov, Aleksandr
2026-04-14 14:56 ` Tantilov, Emil S
2026-04-14 3:16 ` [PATCH iwl-next v2 2/2] idpf: implement pci error handlers Emil Tantilov
2026-04-14 11:09 ` Loktionov, Aleksandr
2026-04-14 15:01 ` Tantilov, Emil S
2026-04-15 8:53 ` Loktionov, Aleksandr
2026-04-14 15:10 ` Lukas Wunner
2026-04-14 21:42 ` Tantilov, Emil S
2026-04-14 15:13 ` Lukas Wunner
2026-04-14 21:43 ` Tantilov, Emil S [this message]
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