linux-kernel - Re: [PATCH 3/5] memory: tegra: Sort tegra210

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Date:   Thu, 8 Oct 2020 12:32:58 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Nicolin Chen <nicoleotsuka@...il.com>
Cc:     thierry.reding@...il.com, robh+dt@...nel.org, jonathanh@...dia.com,
        linux-tegra@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/5] memory: tegra: Sort tegra210_swgroups by reg address

On Wed, Oct 07, 2020 at 05:37:44PM -0700, Nicolin Chen wrote:
> This is a cleanup change to prepare for new swgroups.

What type of cleanup? Any functional change?

> 
> Signed-off-by: Nicolin Chen <nicoleotsuka@...il.com>
> ---
>  drivers/memory/tegra/tegra210.c | 20 ++++++++++----------
>  1 file changed, 10 insertions(+), 10 deletions(-)
> 
> diff --git a/drivers/memory/tegra/tegra210.c b/drivers/memory/tegra/tegra210.c
> index e8a7d266802c..b400802c9f14 100644
> --- a/drivers/memory/tegra/tegra210.c
> +++ b/drivers/memory/tegra/tegra210.c
> @@ -1020,32 +1020,32 @@ static const struct tegra_mc_client tegra210_mc_clients[] = {
>  };
>  
>  static const struct tegra_smmu_swgroup tegra210_swgroups[] = {
> -	{ .name = "dc",        .swgroup = TEGRA_SWGROUP_DC,        .reg = 0x240 },
> -	{ .name = "dcb",       .swgroup = TEGRA_SWGROUP_DCB,       .reg = 0x244 },
>  	{ .name = "afi",       .swgroup = TEGRA_SWGROUP_AFI,       .reg = 0x238 },
>  	{ .name = "avpc",      .swgroup = TEGRA_SWGROUP_AVPC,      .reg = 0x23c },
> -	{ .name = "hda",       .swgroup = TEGRA_SWGROUP_HDA,       .reg = 0x254 },
> +	{ .name = "dc",        .swgroup = TEGRA_SWGROUP_DC,        .reg = 0x240 },
> +	{ .name = "dcb",       .swgroup = TEGRA_SWGROUP_DCB,       .reg = 0x244 },
>  	{ .name = "hc",        .swgroup = TEGRA_SWGROUP_HC,        .reg = 0x250 },
> +	{ .name = "hda",       .swgroup = TEGRA_SWGROUP_HDA,       .reg = 0x254 },
> +	{ .name = "isp2",      .swgroup = TEGRA_SWGROUP_ISP2,      .reg = 0x258 },
>  	{ .name = "nvenc",     .swgroup = TEGRA_SWGROUP_NVENC,     .reg = 0x264 },
>  	{ .name = "ppcs",      .swgroup = TEGRA_SWGROUP_PPCS,      .reg = 0x270 },
>  	{ .name = "sata",      .swgroup = TEGRA_SWGROUP_SATA,      .reg = 0x274 },
> -	{ .name = "isp2",      .swgroup = TEGRA_SWGROUP_ISP2,      .reg = 0x258 },
> +	{ .name = "vi",        .swgroup = TEGRA_SWGROUP_VI,        .reg = 0x280 },
> +	{ .name = "vic",       .swgroup = TEGRA_SWGROUP_VIC,       .reg = 0x284 },
>  	{ .name = "xusb_host", .swgroup = TEGRA_SWGROUP_XUSB_HOST, .reg = 0x288 },
>  	{ .name = "xusb_dev",  .swgroup = TEGRA_SWGROUP_XUSB_DEV,  .reg = 0x28c },
> -	{ .name = "isp2b",     .swgroup = TEGRA_SWGROUP_ISP2B,     .reg = 0xaa4 },
> -	{ .name = "tsec",      .swgroup = TEGRA_SWGROUP_TSEC,      .reg = 0x294 },
>  	{ .name = "a9avp",     .swgroup = TEGRA_SWGROUP_A9AVP,     .reg = 0x290 },

I must say I cannot find the order. By name - not. By swgroup name -
not. By register - not.

What is the order then?

Best regards,
Krzysztof


> -	{ .name = "gpu",       .swgroup = TEGRA_SWGROUP_GPU,       .reg = 0xaac },
> +	{ .name = "tsec",      .swgroup = TEGRA_SWGROUP_TSEC,      .reg = 0x294 },
>  	{ .name = "sdmmc1a",   .swgroup = TEGRA_SWGROUP_SDMMC1A,   .reg = 0xa94 },
>  	{ .name = "sdmmc2a",   .swgroup = TEGRA_SWGROUP_SDMMC2A,   .reg = 0xa98 },
>  	{ .name = "sdmmc3a",   .swgroup = TEGRA_SWGROUP_SDMMC3A,   .reg = 0xa9c },
>  	{ .name = "sdmmc4a",   .swgroup = TEGRA_SWGROUP_SDMMC4A,   .reg = 0xaa0 },
> -	{ .name = "vic",       .swgroup = TEGRA_SWGROUP_VIC,       .reg = 0x284 },
> -	{ .name = "vi",        .swgroup = TEGRA_SWGROUP_VI,        .reg = 0x280 },
> +	{ .name = "isp2b",     .swgroup = TEGRA_SWGROUP_ISP2B,     .reg = 0xaa4 },
> +	{ .name = "gpu",       .swgroup = TEGRA_SWGROUP_GPU,       .reg = 0xaac },
>  	{ .name = "nvdec",     .swgroup = TEGRA_SWGROUP_NVDEC,     .reg = 0xab4 },
>  	{ .name = "ape",       .swgroup = TEGRA_SWGROUP_APE,       .reg = 0xab8 },
> -	{ .name = "nvjpg",     .swgroup = TEGRA_SWGROUP_NVJPG,     .reg = 0xac0 },
>  	{ .name = "se",        .swgroup = TEGRA_SWGROUP_SE,        .reg = 0xabc },
> +	{ .name = "nvjpg",     .swgroup = TEGRA_SWGROUP_NVJPG,     .reg = 0xac0 },
>  	{ .name = "axiap",     .swgroup = TEGRA_SWGROUP_AXIAP,     .reg = 0xacc },
>  	{ .name = "etr",       .swgroup = TEGRA_SWGROUP_ETR,       .reg = 0xad0 },
>  	{ .name = "tsecb",     .swgroup = TEGRA_SWGROUP_TSECB,     .reg = 0xad4 },
> -- 
> 2.17.1
>