linux-kernel - Re: [PATCH v8 6/6] soc: qcom: llcc: Add QDU1000 and QRU1000 LLCC support

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Message-ID: <856559d7-67d8-4665-aff5-8abf031b1243@quicinc.com>
Date:   Thu, 31 Aug 2023 19:12:10 +0530
From:   Mukesh Ojha <quic_mojha@...cinc.com>
To:     Komal Bajaj <quic_kbajaj@...cinc.com>, <agross@...nel.org>,
        <andersson@...nel.org>, <konrad.dybcio@...aro.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <conor+dt@...nel.org>, <srinivas.kandagatla@...aro.org>,
        <bryan.odonoghue@...aro.org>
CC:     <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v8 6/6] soc: qcom: llcc: Add QDU1000 and QRU1000 LLCC
 support



On 8/30/2023 4:26 PM, Komal Bajaj wrote:
> Add LLCC configuration data for QDU1000 and QRU1000 SoCs.
> 
> Signed-off-by: Komal Bajaj <quic_kbajaj@...cinc.com>

Reviewed-by: Mukesh Ojha <quic_mojha@...cinc.com>

-Mukesh

> ---
>   drivers/soc/qcom/llcc-qcom.c | 67 ++++++++++++++++++++++++++++++++++++
>   1 file changed, 67 insertions(+)
> 
> diff --git a/drivers/soc/qcom/llcc-qcom.c b/drivers/soc/qcom/llcc-qcom.c
> index 3bd841e67eba..feb21637ac20 100644
> --- a/drivers/soc/qcom/llcc-qcom.c
> +++ b/drivers/soc/qcom/llcc-qcom.c
> @@ -362,6 +362,36 @@ static const struct llcc_slice_config sm8550_data[] =  {
>   	{LLCC_VIDVSP,   28,  256, 4, 1, 0xFFFFFF, 0x0,   0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, },
>   };
> 
> +static const struct llcc_slice_config qdu1000_data_2ch[] = {
> +	{ LLCC_MDMHPGRW, 7, 512, 1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_MODHW,    9, 256, 1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_MDMPNG,  21, 256, 0, 1, 0x3,   0x0, 0, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_ECC,     26, 512, 3, 1, 0xffc, 0x0, 0, 0, 0, 0, 1, 0, 0 },
> +	{ LLCC_MODPE,   29, 256, 1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_APTCM,   30, 256, 3, 1, 0x0,   0xc, 1, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_WRCACHE, 31, 128, 1, 1, 0x3,   0x0, 0, 0, 0, 0, 1, 0, 0 },
> +};
> +
> +static const struct llcc_slice_config qdu1000_data_4ch[] = {
> +	{ LLCC_MDMHPGRW, 7, 1024, 1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_MODHW,    9, 512,  1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_MDMPNG,  21, 512,  0, 1, 0x3,   0x0, 0, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_ECC,     26, 1024, 3, 1, 0xffc, 0x0, 0, 0, 0, 0, 1, 0, 0 },
> +	{ LLCC_MODPE,   29, 512,  1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_APTCM,   30, 512,  3, 1, 0x0,   0xc, 1, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_WRCACHE, 31, 256,  1, 1, 0x3,   0x0, 0, 0, 0, 0, 1, 0, 0 },
> +};
> +
> +static const struct llcc_slice_config qdu1000_data_8ch[] = {
> +	{ LLCC_MDMHPGRW, 7, 2048, 1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_MODHW,    9, 1024, 1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_MDMPNG,  21, 1024, 0, 1, 0x3,   0x0, 0, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_ECC,     26, 2048, 3, 1, 0xffc, 0x0, 0, 0, 0, 0, 1, 0, 0 },
> +	{ LLCC_MODPE,   29, 1024, 1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_APTCM,   30, 1024, 3, 1, 0x0,   0xc, 1, 0, 0, 1, 0, 0, 0 },
> +	{ LLCC_WRCACHE, 31, 512,  1, 1, 0x3,   0x0, 0, 0, 0, 0, 1, 0, 0 },
> +};
> +
>   static const struct llcc_edac_reg_offset llcc_v1_edac_reg_offset = {
>   	.trp_ecc_error_status0 = 0x20344,
>   	.trp_ecc_error_status1 = 0x20348,
> @@ -428,6 +458,37 @@ static const u32 llcc_v2_1_reg_offset[] = {
>   	[LLCC_COMMON_STATUS0]	= 0x0003400c,
>   };
> 
> +static const struct qcom_llcc_config qdu1000_cfg[] = {
> +	{
> +		.sct_data       = qdu1000_data_8ch,
> +		.size		= ARRAY_SIZE(qdu1000_data_8ch),
> +		.need_llcc_cfg	= true,
> +		.reg_offset	= llcc_v2_1_reg_offset,
> +		.edac_reg_offset = &llcc_v2_1_edac_reg_offset,
> +	},
> +	{
> +		.sct_data       = qdu1000_data_4ch,
> +		.size           = ARRAY_SIZE(qdu1000_data_4ch),
> +		.need_llcc_cfg  = true,
> +		.reg_offset     = llcc_v2_1_reg_offset,
> +		.edac_reg_offset = &llcc_v2_1_edac_reg_offset,
> +	},
> +	{
> +		.sct_data       = qdu1000_data_4ch,
> +		.size           = ARRAY_SIZE(qdu1000_data_4ch),
> +		.need_llcc_cfg  = true,
> +		.reg_offset     = llcc_v2_1_reg_offset,
> +		.edac_reg_offset = &llcc_v2_1_edac_reg_offset,
> +	},
> +	{
> +		.sct_data       = qdu1000_data_2ch,
> +		.size           = ARRAY_SIZE(qdu1000_data_2ch),
> +		.need_llcc_cfg  = true,
> +		.reg_offset     = llcc_v2_1_reg_offset,
> +		.edac_reg_offset = &llcc_v2_1_edac_reg_offset,
> +	},
> +};
> +
>   static const struct qcom_llcc_config sc7180_cfg[] = {
>   	{
>   		.sct_data	= sc7180_data,
> @@ -549,6 +610,11 @@ static const struct qcom_llcc_config sm8550_cfg[] = {
>   	},
>   };
> 
> +static const struct qcom_sct_config qdu1000_cfgs = {
> +	.llcc_config	= qdu1000_cfg,
> +	.num_config	= ARRAY_SIZE(qdu1000_cfg),
> +};
> +
>   static const struct qcom_sct_config sc7180_cfgs = {
>   	.llcc_config	= sc7180_cfg,
>   	.num_config	= ARRAY_SIZE(sc7180_cfg),
> @@ -1168,6 +1234,7 @@ static int qcom_llcc_probe(struct platform_device *pdev)
>   }
> 
>   static const struct of_device_id qcom_llcc_of_match[] = {
> +	{ .compatible = "qcom,qdu1000-llcc", .data = &qdu1000_cfgs},
>   	{ .compatible = "qcom,sc7180-llcc", .data = &sc7180_cfgs },
>   	{ .compatible = "qcom,sc7280-llcc", .data = &sc7280_cfgs },
>   	{ .compatible = "qcom,sc8180x-llcc", .data = &sc8180x_cfgs },
> --
> 2.41.0
>