linux-kernel - Re: [PATCH v2] bus: mhi: host: pci_generic: Sort mhi_pci_id

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Message-ID: <20220423122329.GK374560@thinkpad>
Date:   Sat, 23 Apr 2022 17:53:29 +0530
From:   Manivannan Sadhasivam <mani@...nel.org>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc:     mhi@...ts.linux.dev, quic_hemantk@...cinc.com,
        quic_bbhatt@...cinc.com, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org, loic.poulain@...aro.org,
        dnlplm@...il.com
Subject: Re: [PATCH v2] bus: mhi: host: pci_generic: Sort mhi_pci_id_table
 based on the PID

On Mon, Apr 11, 2022 at 07:04:28PM +0530, Manivannan Sadhasivam wrote:
> Sorting this way helps in identifying the products of vendors. There is no
> sorting required for VID and the new VID should be added as the last entry.
> 
> Let's also add a note clarifying this.
> 
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

Applied to mhi-next!

Thanks,
Mani

> ---
> 
> Changes in v2:
> 
> * Fixup the 0x0306 entry by moving it after subid
> 
>  drivers/bus/mhi/host/pci_generic.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c
> index 541ced27d941..8858f3bf4f04 100644
> --- a/drivers/bus/mhi/host/pci_generic.c
> +++ b/drivers/bus/mhi/host/pci_generic.c
> @@ -446,20 +446,21 @@ static const struct mhi_pci_dev_info mhi_sierra_em919x_info = {
>  	.sideband_wake = false,
>  };
>  
> +/* Keep the list sorted based on the PID. New VID should be added as the last entry */
>  static const struct pci_device_id mhi_pci_id_table[] = {
> +	{ PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0304),
> +		.driver_data = (kernel_ulong_t) &mhi_qcom_sdx24_info },
>  	/* EM919x (sdx55), use the same vid:pid as qcom-sdx55m */
>  	{ PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0306, 0x18d7, 0x0200),
>  		.driver_data = (kernel_ulong_t) &mhi_sierra_em919x_info },
>  	{ PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0306),
>  		.driver_data = (kernel_ulong_t) &mhi_qcom_sdx55_info },
> -	{ PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0304),
> -		.driver_data = (kernel_ulong_t) &mhi_qcom_sdx24_info },
> +	{ PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0308),
> +		.driver_data = (kernel_ulong_t) &mhi_qcom_sdx65_info },
>  	{ PCI_DEVICE(0x1eac, 0x1001), /* EM120R-GL (sdx24) */
>  		.driver_data = (kernel_ulong_t) &mhi_quectel_em1xx_info },
>  	{ PCI_DEVICE(0x1eac, 0x1002), /* EM160R-GL (sdx24) */
>  		.driver_data = (kernel_ulong_t) &mhi_quectel_em1xx_info },
> -	{ PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0308),
> -		.driver_data = (kernel_ulong_t) &mhi_qcom_sdx65_info },
>  	/* T99W175 (sdx55), Both for eSIM and Non-eSIM */
>  	{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0ab),
>  		.driver_data = (kernel_ulong_t) &mhi_foxconn_sdx55_info },
> -- 
> 2.25.1
>