linux-kernel - Re: [RESEND: PATCH v4 4/4] remoteproc: qcom: Add support for mss boot on msm8996

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Date:   Thu, 25 May 2017 23:09:28 -0700
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Avaneesh Kumar Dwivedi <akdwived@...eaurora.org>
Cc:     sboyd@...eaurora.org, agross@...eaurora.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-remoteproc@...r.kernel.org
Subject: Re: [RESEND: PATCH v4 4/4] remoteproc: qcom: Add support for mss
 boot on msm8996

On Tue 16 May 11:02 PDT 2017, Avaneesh Kumar Dwivedi wrote:

> diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt
> index 92347fe..f9dfb6c 100644
> --- a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt
> +++ b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt
> @@ -9,8 +9,8 @@ on the Qualcomm Hexagon core.
>  	Definition: must be one of:
>  		    "qcom,q6v5-pil",
>  		    "qcom,msm8916-mss-pil",
> -		    "qcom,msm8974-mss-pil"
> -
> +		    "qcom,msm8974-mss-pil",
> +		"qcom,msm8996-mss-pil"

Indentation please.

>  - reg:
>  	Usage: required
>  	Value type: <prop-encoded-array>
> diff --git a/drivers/remoteproc/qcom_q6v5_pil.c b/drivers/remoteproc/qcom_q6v5_pil.c
[..]
> +/* QDSP6v56 parameters */
> +#define QDSP6v56_LDO_BYP		BIT(25)
> +#define QDSP6v56_BHS_ON		BIT(24)
> +#define QDSP6v56_CLAMP_WL		BIT(21)
> +#define QDSP6v56_CLAMP_QMC_MEM		BIT(22)
> +#define HALT_CHECK_MAX_LOOPS		200
> +#define QDSP6SS_XO_CBCR		0x0038
> +#define QDSP6SS_ACC_OVERRIDE_VAL		0x20

Please keep the blank line between the defines and the struct
definition.

>  struct reg_info {
>  	struct regulator *reg;
>  	int uV;
[..]
>  
> +static const struct rproc_hexagon_res msm8996_mss = {
> +	.hexagon_mba_image = "mba.mbn",
> +	.proxy_supply = (struct qcom_mss_reg_res[]) {
> +			{}
> +	},
> +	.active_supply = (struct qcom_mss_reg_res[]) {
> +			{},
> +			{}
> +	},

It's possible to just leave .proxy_supply and .active_supply out (i.e.
leaving them as NULL), as I made q6v5_regulator_init() handle this
gracefully a while back.

Regards,
Bjorn