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SubjectRe: [PATCH v7 1/4] i2c: i2c-qcom-geni: Add bus driver for the Qualcomm GENI I2C controller
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On 7/29/2018 4:32 AM, Wolfram Sang wrote:
> On Tue, Jun 12, 2018 at 11:09:05AM -0600, Karthikeyan Ramasubramanian wrote:
>> This bus driver supports the GENI based i2c hardware controller in the
>> Qualcomm SOCs. The Qualcomm Generic Interface (GENI) is a programmable
>> module supporting a wide range of serial interfaces including I2C. The
>> driver supports FIFO mode and DMA mode of transfer and switches modes
>> dynamically depending on the size of the transfer.
>>
>> Signed-off-by: Karthikeyan Ramasubramanian <kramasub@codeaurora.org>
>> Signed-off-by: Sagar Dharia <sdharia@codeaurora.org>
>> Signed-off-by: Girish Mahadevan <girishm@codeaurora.org>
>> Reviewed-by: Douglas Anderson <dianders@chromium.org>
>
> Looks good except one minor thing:
>
>> + pm_runtime_set_suspended(gi2c->se.dev);
>> + pm_runtime_set_autosuspend_delay(gi2c->se.dev, I2C_AUTO_SUSPEND_DELAY);
>> + pm_runtime_use_autosuspend(gi2c->se.dev);
>> + pm_runtime_enable(gi2c->se.dev);
>> + i2c_add_adapter(&gi2c->adap);
>> +
>> + return 0;
>
> i2c_add_adapter can fail. So, I'd guess you want to check the return
> value and move it above the pm_runtime calls?
>
Sure, I will update and upload a new patchset.

Regards,
Karthik.
--
Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project

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