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From: gokulsri@codeaurora.org
To: Stephen Boyd <sboyd@kernel.org>
Cc: bjorn.andersson@linaro.org, linux-arm-msm@vger.kernel.org,
	linux-clk@vger.kernel.org, linux-remoteproc@vger.kernel.org,
	agross@kernel.org, linux-soc@vger.kernel.org,
	devicetree@vger.kernel.org, govinds@codeaurora.org,
	sricharan@codeaurora.org
Subject: Re: [v7 1/4] remoteproc: qcom: wcss: populate hardcoded param using driver data
Date: Tue, 28 Jul 2020 16:15:42 +0530
Message-ID: <2cf8aa0af13a104a8e4171ebcb0a6e62@codeaurora.org> (raw)
In-Reply-To: <159442464252.1987609.9113647358389820731@swboyd.mtv.corp.google.com>

   Thanks for your comments Stephen.
   Will address your comments below and re-submit.
On 2020-07-11 05:14, Stephen Boyd wrote:
> Quoting Gokul Sriram Palanisamy (2020-07-03 01:58:39)
>> From: Govind Singh <govinds@codeaurora.org>
>> 
>> Q6 based WiFi fw loading is supported across
>> different targets, ex: IPQ8074/QCS404. In order to
>> support different fw names/pas id etc, populate
>> hardcoded param using driver data.
>> 
>> Signed-off-by: Govind Singh <govinds@codeaurora.org>
>> [rebased on top of 5.8-rc3]
> 
> This tag is not really useful and doesn't follow the style of having
> your email prefix the text. I'd expect to see
> 
> [gokulsri@codeaurora.org: made some sort of change]
> 
>> Signed-off-by: Gokul Sriram Palanisamy <gokulsri@codeaurora.org>
>> ---
>>  drivers/remoteproc/qcom_q6v5_wcss.c | 31 
>> ++++++++++++++++++++++++++-----
>>  1 file changed, 26 insertions(+), 5 deletions(-)
>> 
>> diff --git a/drivers/remoteproc/qcom_q6v5_wcss.c 
>> b/drivers/remoteproc/qcom_q6v5_wcss.c
>> index 88c76b9..abc5f9d 100644
>> --- a/drivers/remoteproc/qcom_q6v5_wcss.c
>> +++ b/drivers/remoteproc/qcom_q6v5_wcss.c
>> @@ -70,6 +71,11 @@
>>  #define TCSR_WCSS_CLK_MASK     0x1F
>>  #define TCSR_WCSS_CLK_ENABLE   0x14
>> 
>> +struct wcss_data {
>> +       const char *firmware_name;
>> +       int crash_reason_smem;
> 
> Is it signed for some reason?
   Can be unsigned. Will update.
> 
>> +};
>> +
>>  struct q6v5_wcss {
>>         struct device *dev;
>> 
>> @@ -92,6 +98,8 @@ struct q6v5_wcss {
>>         void *mem_region;
>>         size_t mem_size;
>> 
>> +       int crash_reason_smem;
>> +
> 
> Same question, why not unsigned?
   Can be unsigned. Will update.
> 
>>         struct qcom_rproc_glink glink_subdev;
>>         struct qcom_rproc_ssr ssr_subdev;
>>  };
>> @@ -430,7 +438,7 @@ static int q6v5_wcss_load(struct rproc *rproc, 
>> const struct firmware *fw)
>>                                      wcss->mem_size, 
>> &wcss->mem_reloc);
>>  }
>> 
>> -static const struct rproc_ops q6v5_wcss_ops = {
>> +static const struct rproc_ops q6v5_wcss_ipq8074_ops = {
>>         .start = q6v5_wcss_start,
>>         .stop = q6v5_wcss_stop,
>>         .da_to_va = q6v5_wcss_da_to_va,
>> @@ -530,12 +538,17 @@ static int q6v5_alloc_memory_region(struct 
>> q6v5_wcss *wcss)
>> 
>>  static int q6v5_wcss_probe(struct platform_device *pdev)
>>  {
>> +       const struct wcss_data *desc;
>>         struct q6v5_wcss *wcss;
>>         struct rproc *rproc;
>>         int ret;
>> 
>> -       rproc = rproc_alloc(&pdev->dev, pdev->name, &q6v5_wcss_ops,
>> -                           "IPQ8074/q6_fw.mdt", sizeof(*wcss));
>> +       desc = of_device_get_match_data(&pdev->dev);
> 
> Use device_get_match_data() and drop the of_device.h include.
   ok, will do.
> 
>> +       if (!desc)
>> +               return -EINVAL;
>> +
>> +       rproc = rproc_alloc(&pdev->dev, pdev->name, 
>> &q6v5_wcss_ipq8074_ops,
>> +                           desc->firmware_name, sizeof(*wcss));
>>         if (!rproc) {
>>                 dev_err(&pdev->dev, "failed to allocate rproc\n");
>>                 return -ENOMEM;
>> @@ -587,8 +602,14 @@ static int q6v5_wcss_remove(struct 
>> platform_device *pdev)
>>         return 0;
>>  }
>> 
>> +static const struct wcss_data wcss_ipq8074_res_init = {
>> +       .firmware_name = "IPQ8074/q6_fw.mdt",
>> +       .crash_reason_smem = WCSS_CRASH_REASON,
>> +};
>> +
>>  static const struct of_device_id q6v5_wcss_of_match[] = {
>> -       { .compatible = "qcom,ipq8074-wcss-pil" },
>> +       { .compatible = "qcom,ipq8074-wcss-pil", .data = 
>> &wcss_ipq8074_res_init },
>> +
> 
> Please remove this extra newline.
   ok. Will do.
> 
>>         { },
>>  };
>>  MODULE_DEVICE_TABLE(of, q6v5_wcss_of_match);

  reply index

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-26  9:23 [PATCH v5 0/7] Add non PAS wcss Q6 support for QCS404 Govind Singh
2019-07-26  9:23 ` [PATCH v5 1/7] clk: qcom: Add WCSS gcc clock control " Govind Singh
2019-08-08 15:10   ` Stephen Boyd
2019-07-26  9:23 ` [PATCH v5 2/7] dt-bindings: clock: qcom: Add QCOM Q6SSTOP clock controller bindings Govind Singh
2019-07-26 19:43   ` Stephen Boyd
2019-07-26  9:23 ` [PATCH v5 3/7] clk: qcom: define probe by index API as common API Govind Singh
2019-08-08 15:20   ` Stephen Boyd
2019-07-26  9:23 ` [PATCH v5 4/7] clk: qcom: Add Q6SSTOP clock controller for QCS404 Govind Singh
2019-08-08 15:09   ` Stephen Boyd
2019-08-13 13:14     ` Govind Singh
2019-07-26  9:23 ` [PATCH v5 5/7] remoteproc: qcom: wcss: populate hardcoded param using driver data Govind Singh
2019-07-26  9:23 ` [PATCH v5 6/7] remoteproc: qcom: wcss: Add non pas wcss Q6 support for QCS404 Govind Singh
2019-07-26  9:23 ` [PATCH v5 7/7] remoteproc: qcom: wcss: explicitly request exclusive reset control Govind Singh
2020-07-03  8:12 ` [v6 0/4] Add non PAS wcss Q6 support for QCS404 Gokul Sriram Palanisamy
2020-07-03  8:12   ` [v6 1/4] remoteproc: qcom: wcss: populate hardcoded param using driver data Gokul Sriram Palanisamy
2020-07-03  8:12   ` [v6 2/4] dt-bindings: remoteproc: qcom: Add Q6V5 Modem PIL binding for QCS404 Gokul Sriram Palanisamy
2020-07-03  8:12   ` [v6 3/4] remoteproc: qcom: wcss: Add non pas wcss Q6 support " Gokul Sriram Palanisamy
2020-07-03  8:12   ` [v6 4/4] remoteproc: qcom: wcss: explicitly request exclusive reset control Gokul Sriram Palanisamy
2020-07-03  8:58 ` [v7 0/4] Add non PAS wcss Q6 support for QCS404 Gokul Sriram Palanisamy
2020-07-03  8:58   ` [v7 1/4] remoteproc: qcom: wcss: populate hardcoded param using driver data Gokul Sriram Palanisamy
2020-07-10 23:44     ` Stephen Boyd
2020-07-28 10:45       ` gokulsri [this message]
2020-07-03  8:58   ` [v7 2/4] dt-bindings: remoteproc: qcom: Add Q6V5 Modem PIL binding for QCS404 Gokul Sriram Palanisamy
2020-07-09 20:38     ` Rob Herring
2020-07-03  8:58   ` [v7 3/4] remoteproc: qcom: wcss: Add non pas wcss Q6 support " Gokul Sriram Palanisamy
2020-07-03  8:58   ` [v7 4/4] remoteproc: qcom: wcss: explicitly request exclusive reset control Gokul Sriram Palanisamy
2020-07-10 23:40   ` [v7 0/4] Add non PAS wcss Q6 support for QCS404 Stephen Boyd

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