linux-kernel - Re:Re: [PATCH] bus: mhi: host: Add firehose support for Foxconn SDX24/SDX55/SDX65

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Message-ID: <17f0f426.4faf.190b4edaadd.Coremail.slark_xiao@163.com>
Date: Mon, 15 Jul 2024 13:46:33 +0800 (CST)
From: "Slark Xiao" <slark_xiao@....com>
To: "Dmitry Baryshkov" <dmitry.baryshkov@...aro.org>
Cc: manivannan.sadhasivam@...aro.org, mhi@...ts.linux.dev, 
	linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re:Re: [PATCH] bus: mhi: host: Add firehose support for Foxconn
 SDX24/SDX55/SDX65


At 2024-07-13 23:09:47, "Dmitry Baryshkov" <dmitry.baryshkov@...aro.org> wrote:
>On Tue, Jul 09, 2024 at 09:58:18AM GMT, Slark Xiao wrote:
>> Since we implement the FIREHOSE channel support in foxconn mhi
>> channels, that means each product which use this channel config
>> would support FIREHOSE. But according to the trigger_edl feature,
>> we need to enable it by adding '.edl_trigger = true' in device
>> info struct.
>> Also, we update all edl image path from 'qcom' to 'fox' in case of
>> conflicting with other vendors.
>
>Separate patches please. Also don't use "we", just an imerative style:
>do this and that.
>

Do you mean use 2 patches (1 for enabling trigger edl and 1 for 
modifying path)? Though these changes are aimed to make
firehose download successfully.

>> 
>> Signed-off-by: Slark Xiao <slark_xiao@....com>
>> ---
>>  drivers/bus/mhi/host/pci_generic.c | 20 ++++++++++++++------
>>  1 file changed, 14 insertions(+), 6 deletions(-)
>> 
>> diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c
>> index 14a11880bcea..440609b81e57 100644
>> --- a/drivers/bus/mhi/host/pci_generic.c
>> +++ b/drivers/bus/mhi/host/pci_generic.c
>> @@ -433,8 +433,8 @@ static const struct mhi_controller_config modem_foxconn_sdx72_config = {
>>  
>>  static const struct mhi_pci_dev_info mhi_foxconn_sdx55_info = {
>>  	.name = "foxconn-sdx55",
>> -	.fw = "qcom/sdx55m/sbl1.mbn",
>> -	.edl = "qcom/sdx55m/edl.mbn",
>> +	.edl = "fox/sdx55m/prog_firehose_sdx55.mbn",
>
>qcom/sdx55m/foxconn/prog_firehose_sdx55.mbn

what's your opinion?Mani

>
>> +	.edl_trigger = true,
>>  	.config = &modem_foxconn_sdx55_config,
>>  	.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
>>  	.dma_data_width = 32,
>> @@ -444,8 +444,8 @@ static const struct mhi_pci_dev_info mhi_foxconn_sdx55_info = {
>>  
>>  static const struct mhi_pci_dev_info mhi_foxconn_t99w175_info = {
>>  	.name = "foxconn-t99w175",
>> -	.fw = "qcom/sdx55m/sbl1.mbn",
>> -	.edl = "qcom/sdx55m/edl.mbn",
>> +	.edl = "fox/sdx55m/prog_firehose_sdx55.mbn",
>
>Is it the same file as the one mentioned in the previous chunk or is it
>different?
>

They are same for same chip, though we have some variants.

>If they are different, then, please,
>
>qcom/sdx55m/foxconn/t99w175/prog_firehose_sdx55.mbn
>
>
>> +	.edl_trigger = true,
>>  	.config = &modem_foxconn_sdx55_config,
>>  	.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
>>  	.dma_data_width = 32,
>> @@ -455,8 +455,8 @@ static const struct mhi_pci_dev_info mhi_foxconn_t99w175_info = {
>>  
>>  static const struct mhi_pci_dev_info mhi_foxconn_dw5930e_info = {
>>  	.name = "foxconn-dw5930e",
>> -	.fw = "qcom/sdx55m/sbl1.mbn",
>> -	.edl = "qcom/sdx55m/edl.mbn",
>> +	.edl = "fox/sdx55m/prog_firehose_sdx55.mbn",
>> +	.edl_trigger = true,
>>  	.config = &modem_foxconn_sdx55_config,
>>  	.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
>>  	.dma_data_width = 32,
>> @@ -466,6 +466,8 @@ static const struct mhi_pci_dev_info mhi_foxconn_dw5930e_info = {
>>  
>>  static const struct mhi_pci_dev_info mhi_foxconn_t99w368_info = {
>>  	.name = "foxconn-t99w368",
>> +	.edl = "fox/sdx65m/prog_firehose_lite.elf",
>> +	.edl_trigger = true,
>>  	.config = &modem_foxconn_sdx55_config,
>>  	.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
>>  	.dma_data_width = 32,
>> @@ -475,6 +477,8 @@ static const struct mhi_pci_dev_info mhi_foxconn_t99w368_info = {
>>  
>>  static const struct mhi_pci_dev_info mhi_foxconn_t99w373_info = {
>>  	.name = "foxconn-t99w373",
>> +	.edl = "fox/sdx65m/prog_firehose_lite.elf",
>> +	.edl_trigger = true,
>>  	.config = &modem_foxconn_sdx55_config,
>>  	.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
>>  	.dma_data_width = 32,
>> @@ -484,6 +488,8 @@ static const struct mhi_pci_dev_info mhi_foxconn_t99w373_info = {
>>  
>>  static const struct mhi_pci_dev_info mhi_foxconn_t99w510_info = {
>>  	.name = "foxconn-t99w510",
>> +	.edl = "fox/sdx24m/prog_firehose_sdx24.mbn",
>> +	.edl_trigger = true,
>>  	.config = &modem_foxconn_sdx55_config,
>>  	.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
>>  	.dma_data_width = 32,
>> @@ -493,6 +499,8 @@ static const struct mhi_pci_dev_info mhi_foxconn_t99w510_info = {
>>  
>>  static const struct mhi_pci_dev_info mhi_foxconn_dw5932e_info = {
>>  	.name = "foxconn-dw5932e",
>> +	.edl = "fox/sdx65m/prog_firehose_lite.elf",
>> +	.edl_trigger = true,
>>  	.config = &modem_foxconn_sdx55_config,
>>  	.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
>>  	.dma_data_width = 32,
>> -- 
>> 2.25.1
>> 
>
>-- 
>With best wishes
>Dmitry