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Message-ID: <605a4c59-6e7e-0ae8-a825-f364530216d5@quicinc.com>
Date:   Tue, 12 Dec 2023 17:05:13 +0530
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Subject: Re: [PATCH] usb: dwc3: core: Add support for
 XHCI_SG_TRB_CACHE_SIZE_QUIRK
Content-Language: en-US
From:   Prashanth K <quic_prashk@quicinc.com>
To:     Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Mathias Nyman <mathias.nyman@intel.com>
CC:     <linux-kernel@vger.kernel.org>, <linux-usb@vger.kernel.org>,
        <stable@vger.kernel.org>
References: <20231121135936.1669167-1-quic_prashk@quicinc.com>
 <d4d25747-83d4-a8e7-7968-caf3b14a844c@quicinc.com>
In-Reply-To: <d4d25747-83d4-a8e7-7968-caf3b14a844c@quicinc.com>
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On 27-11-23 02:28 pm, Prashanth K wrote:

> --- a/drivers/usb/dwc3/host.c
> +++ b/drivers/usb/dwc3/host.c
> @@ -89,6 +89,8 @@ int dwc3_host_init(struct dwc3 *dwc)
> 
>          memset(props, 0, sizeof(struct property_entry) * 
> ARRAY_SIZE(props));
> 
> +       props[prop_idx++] = 
> PROPERTY_ENTRY_BOOL("xhci-sg-trb-cache-size-quirk");
> +
>          if (dwc->usb3_lpm_capable)
>                  props[prop_idx++] = 
> PROPERTY_ENTRY_BOOL("usb3-lpm-capable");
> 
> 
> --- a/drivers/usb/host/xhci-plat.c
> +++ b/drivers/usb/host/xhci-plat.c
> @@ -323,6 +323,9 @@ static int xhci_plat_probe(struct platform_device 
> *pdev)
>                  if (device_property_read_bool(tmpdev, 
> "quirk-broken-port-ped"))
>                          xhci->quirks |= XHCI_BROKEN_PORT_PED;
> 
> +               if (device_property_read_bool(tmpdev, 
> "xhci-sg-trb-cache-size-quirk"))
> +                       xhci->quirks |= XHCI_SG_TRB_CACHE_SIZE_QUIRK;
> +
>                  device_property_read_u32(tmpdev, "imod-interval-ns",
>                                           &xhci->imod_interval);
>          }
> 
> 
> Regards,
> Prashanth K
> 

Updated the patch by splitting it into a series of 2 patch-sets
https://lore.kernel.org/all/20231212112521.3774610-1-quic_prashk@quicinc.com/

Thanks,
Prashanth K