From: Hemant Kumar <hemantk@codeaurora.org>
To: Loic Poulain <loic.poulain@linaro.org>, manivannan.sadhasivam@linaro.org
Cc: linux-arm-msm@vger.kernel.org, bbhatt@codeaurora.org
Subject: Re: [PATCH v3 8/9] mhi: pci_generic: Add health-check
Date: Mon, 30 Nov 2020 17:02:52 -0800 [thread overview]
Message-ID: <39ba2cda-aa37-9e2e-5877-5fdb66542c05@codeaurora.org> (raw)
In-Reply-To: <1606404547-10737-9-git-send-email-loic.poulain@linaro.org>
On 11/26/20 7:29 AM, Loic Poulain wrote:
> If the modem crashes for any reason, we may not be able to detect
> it at MHI level (MHI registers not reachable anymore).
>
> This patch implements a health-check mechanism to check regularly
> that device is alive (MHI layer can communicate with). If device
> is not alive (because a crash or unexpected reset), the recovery
> procedure is triggered.
>
> Tested successfully with Telit FN980m module.
>
> Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
> ---
Reviewed-by: Hemant Kumar <hemantk@codeaurora.org>
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2020-12-01 1:03 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-26 15:28 [PATCH v3 0/9] mhi: pci_generic: Misc improvements Loic Poulain
2020-11-26 15:28 ` [PATCH v3 1/9] mhi: Add mhi_controller_initialize helper Loic Poulain
2020-11-28 5:42 ` Manivannan Sadhasivam
2020-12-02 1:41 ` Bhaumik Bhatt
2020-11-26 15:29 ` [PATCH v3 2/9] mhi: pci-generic: Increase number of hardware events Loic Poulain
2020-11-28 5:44 ` Manivannan Sadhasivam
2020-11-26 15:29 ` [PATCH v3 3/9] mhi: pci-generic: Perform hard reset on remove Loic Poulain
2020-11-27 17:34 ` Jeffrey Hugo
2020-11-27 17:40 ` Jeffrey Hugo
2020-11-26 15:29 ` [PATCH v3 4/9] mhi: pci_generic: Enable burst mode for hardware channels Loic Poulain
2020-11-28 5:45 ` Manivannan Sadhasivam
2020-11-26 15:29 ` [PATCH v3 5/9] mhi: pci_generic: Add support for reset Loic Poulain
2020-11-28 5:49 ` Manivannan Sadhasivam
2020-11-30 9:08 ` Loic Poulain
2020-12-02 1:24 ` Bhaumik Bhatt
2020-12-07 14:05 ` Loic Poulain
2020-11-26 15:29 ` [PATCH v3 6/9] mhi: pci_generic: Add suspend/resume/recovery procedure Loic Poulain
2020-11-26 15:29 ` [PATCH v3 7/9] mhi: pci_generic: Add PCI error handlers Loic Poulain
2020-11-26 15:29 ` [PATCH v3 8/9] mhi: pci_generic: Add health-check Loic Poulain
2020-11-28 5:59 ` Manivannan Sadhasivam
2020-12-01 0:59 ` Hemant Kumar
2020-12-01 1:02 ` Hemant Kumar [this message]
2020-11-26 15:29 ` [PATCH v3 9/9] mhi: pci_generic: Increase controller timeout value Loic Poulain
2020-11-28 5:51 ` Manivannan Sadhasivam
2020-11-28 6:00 ` [PATCH v3 0/9] mhi: pci_generic: Misc improvements Manivannan Sadhasivam
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