linux-kernel - Re: [PATCH v10 6/6] usb: dwc3: qcom: Enable the interrupts during probe

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Message-ID: <bb36a205-fbfe-536e-5bf6-4a717ffd4e6e@quicinc.com>
Date:   Wed, 16 Feb 2022 11:57:56 +0530
From:   Sandeep Maheswaram <quic_c_sanm@...cinc.com>
To:     Steev Klimaszewski <steev@...i.org>,
        Pavan Kondeti <quic_pkondeti@...cinc.com>
CC:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Felipe Balbi <balbi@...nel.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Doug Anderson <dianders@...omium.org>,
        Matthias Kaehlcke <mka@...omium.org>,
        Mathias Nyman <mathias.nyman@...el.com>,
        <linux-arm-msm@...r.kernel.org>, <linux-usb@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <quic_ppratap@...cinc.com>
Subject: Re: [PATCH v10 6/6] usb: dwc3: qcom: Enable the interrupts during
 probe

Hi Steev

On 2/16/2022 8:52 AM, Steev Klimaszewski wrote:
> Hi Sandeep,
>
> On 2/15/22 3:40 AM, Sandeep Maheswaram wrote:
>> Hi Steev,
>>
>>>>>
>>>> Can you try with IRQ_TYPE_EDGE_BOTH in your device tree and see if 
>>>> you are getting the issue.
>>>>
>>>> Regards
>>>>
>>>> Sandeep
>>>>
>>> I just tested here, changing both of the IRQ_TYPE_LEVEL_HIGH in the 
>>> yoga's dts to EDGE_BOTH and I still do not get a booting system.
>>>
>>> -- Steev
>>>
>> Please let us know what devices are connected to your setup and share 
>> the device tree file you are using.
>>
>> Please share the failure logs also,
>>
>> Regards
>>
>> Sandeep
>>
> The setup is a Lenovo Yoga C630 (Windows on ARM laptop).  I do not 
> have any sort of serial console access to the device, unfortunately.  
> Even when taking it apart, it seems to have some sort of 26pin debug 
> adapter port that I've never seen before which you can see on the far 
> right in this picture of the motherboard at 
> https://i.ebayimg.com/images/g/a2EAAOSwwzZiCxPM/s-l1600.jpg
>
> I do not have anything plugged in to the USB ports (sometimes the 
> power adapter, but I have tried both on mains as well as off.)
>
> I am using this diff
>
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts 
> b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
> index eab3f00c603235..c54042b9e21df2 100644
> --- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
> @@ -370,7 +370,7 @@
>          reg = <0x15>;
>          hid-descr-addr = <0x1>;
>
> -        interrupts-extended = <&tlmm 37 IRQ_TYPE_LEVEL_HIGH>;
> +        interrupts-extended = <&tlmm 37 IRQ_TYPE_EDGE_BOTH>;
>      };
>
>      tsc2: hid@2c {
> @@ -378,7 +378,7 @@
>          reg = <0x2c>;
>          hid-descr-addr = <0x20>;
>
> -        interrupts-extended = <&tlmm 37 IRQ_TYPE_LEVEL_HIGH>;
> +        interrupts-extended = <&tlmm 37 IRQ_TYPE_EDGE_BOTH>;
>      };
>  };
>
> Which I added as a commit to my kernel tree, and pushed so you can see 
> the full dts here: 
> https://github.com/steev/linux/blob/c8234e664491e35e3edcd211f3b78c04436402b0/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
>
> I am booting with the command line arguments of
>
> clk_ignore_unused verbose module_blacklist=msm video=efifb 
> earlyconsole=efifb
>
> I can't provide a boot log, because I'm not actually getting 
> anything.  Booting a different kernel, and it doesn't appear that 
> anything is logged at all.
>
>
> -- steev
>
Can you try with below change

diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi 
b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 0d6286d..0a9c0f7 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -3796,8 +3796,8 @@

                         interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>,
                                      <GIC_SPI 486 IRQ_TYPE_LEVEL_HIGH>,
-                                    <GIC_SPI 488 IRQ_TYPE_LEVEL_HIGH>,
-                                    <GIC_SPI 489 IRQ_TYPE_LEVEL_HIGH>;
+                                    <GIC_SPI 488 IRQ_TYPE_EDGE_BOTH>,
+                                    <GIC_SPI 489 IRQ_TYPE_EDGE_BOTH>;
                         interrupt-names = "hs_phy_irq", "ss_phy_irq",
                                           "dm_hs_phy_irq", "dp_hs_phy_irq";

@@ -3844,8 +3844,8 @@

                         interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>,
                                      <GIC_SPI 487 IRQ_TYPE_LEVEL_HIGH>,
-                                    <GIC_SPI 490 IRQ_TYPE_LEVEL_HIGH>,
-                                    <GIC_SPI 491 IRQ_TYPE_LEVEL_HIGH>;
+                                    <GIC_SPI 490 IRQ_TYPE_EDGE_BOTH>,
+                                    <GIC_SPI 491 IRQ_TYPE_EDGE_BOTH>;
                         interrupt-names = "hs_phy_irq", "ss_phy_irq",
                                           "dm_hs_phy_irq", "dp_hs_phy_irq";

Regards

Sandeep