linux-kernel - Re: [PATCH v2] bus: mhi: host: Add Foxconn SDX72 related support

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Date: Wed, 5 Jun 2024 11:24:58 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To: Slark Xiao <slark_xiao@....com>
Cc: loic.poulain@...aro.org, mhi@...ts.linux.dev,
	linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] bus: mhi: host: Add Foxconn SDX72 related support

On Mon, May 20, 2024 at 03:06:33PM +0800, Slark Xiao wrote:
> Align with Qcom SDX72, add ready timeout item for Foxconn SDX72.
> And also, add firehose support since SDX72.
> 
> Signed-off-by: Slark Xiao <slark_xiao@....com>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

- Mani

> ---
> v2: (1). Update the edl file path and name (2). Set SDX72 support
> trigger edl mode by default
> ---
>  drivers/bus/mhi/host/pci_generic.c | 32 ++++++++++++++++++++++++++++++
>  1 file changed, 32 insertions(+)
> 
> diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c
> index 08844ee79654..0b483c7c76a1 100644
> --- a/drivers/bus/mhi/host/pci_generic.c
> +++ b/drivers/bus/mhi/host/pci_generic.c
> @@ -399,6 +399,8 @@ static const struct mhi_channel_config mhi_foxconn_sdx55_channels[] = {
>  	MHI_CHANNEL_CONFIG_DL(13, "MBIM", 32, 0),
>  	MHI_CHANNEL_CONFIG_UL(32, "DUN", 32, 0),
>  	MHI_CHANNEL_CONFIG_DL(33, "DUN", 32, 0),
> +	MHI_CHANNEL_CONFIG_UL_FP(34, "FIREHOSE", 32, 0),
> +	MHI_CHANNEL_CONFIG_DL_FP(35, "FIREHOSE", 32, 0),
>  	MHI_CHANNEL_CONFIG_HW_UL(100, "IP_HW0_MBIM", 128, 2),
>  	MHI_CHANNEL_CONFIG_HW_DL(101, "IP_HW0_MBIM", 128, 3),
>  };
> @@ -419,6 +421,16 @@ static const struct mhi_controller_config modem_foxconn_sdx55_config = {
>  	.event_cfg = mhi_foxconn_sdx55_events,
>  };
>  
> +static const struct mhi_controller_config modem_foxconn_sdx72_config = {
> +	.max_channels = 128,
> +	.timeout_ms = 20000,
> +	.ready_timeout_ms = 50000,
> +	.num_channels = ARRAY_SIZE(mhi_foxconn_sdx55_channels),
> +	.ch_cfg = mhi_foxconn_sdx55_channels,
> +	.num_events = ARRAY_SIZE(mhi_foxconn_sdx55_events),
> +	.event_cfg = mhi_foxconn_sdx55_events,
> +};
> +
>  static const struct mhi_pci_dev_info mhi_foxconn_sdx24_info = {
>  	.name = "foxconn-sdx24",
>  	.config = &modem_foxconn_sdx55_config,
> @@ -448,6 +460,17 @@ static const struct mhi_pci_dev_info mhi_foxconn_sdx65_info = {
>  	.sideband_wake = false,
>  };
>  
> +static const struct mhi_pci_dev_info mhi_foxconn_sdx72_info = {
> +	.name = "foxconn-sdx72",
> +	.edl = "fox/sdx72m/edl.mbn",
> +	.edl_trigger = true,
> +	.config = &modem_foxconn_sdx72_config,
> +	.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
> +	.dma_data_width = 32,
> +	.mru_default = 32768,
> +	.sideband_wake = false,
> +};
> +
>  static const struct mhi_channel_config mhi_mv3x_channels[] = {
>  	MHI_CHANNEL_CONFIG_UL(0, "LOOPBACK", 64, 0),
>  	MHI_CHANNEL_CONFIG_DL(1, "LOOPBACK", 64, 0),
> @@ -680,6 +703,15 @@ static const struct pci_device_id mhi_pci_id_table[] = {
>  	/* DW5932e (sdx62), Non-eSIM */
>  	{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0f9),
>  		.driver_data = (kernel_ulong_t) &mhi_foxconn_sdx65_info },
> +	/* T99W515 (sdx72) */
> +	{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe118),
> +		.driver_data = (kernel_ulong_t) &mhi_foxconn_sdx72_info },
> +	/* DW5934e(sdx72), With eSIM */
> +	{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe11d),
> +		.driver_data = (kernel_ulong_t) &mhi_foxconn_sdx72_info },
> +	/* DW5934e(sdx72), Non-eSIM */
> +	{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe11e),
> +		.driver_data = (kernel_ulong_t) &mhi_foxconn_sdx72_info },
>  	/* MV31-W (Cinterion) */
>  	{ PCI_DEVICE(PCI_VENDOR_ID_THALES, 0x00b3),
>  		.driver_data = (kernel_ulong_t) &mhi_mv31_info },
> -- 
> 2.25.1
> 

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