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This will add a compatible for i.MX91. Signed-off-by: Xu Yang Acked-by: Conor Dooley --- Documentation/devicetree/bindings/perf/fsl-imx-ddr.yaml | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/perf/fsl-imx-ddr.yaml b/Documentation/devicetree/bindings/perf/fsl-imx-ddr.yaml index 37e8b98f2cdc..8597ea625edb 100644 --- a/Documentation/devicetree/bindings/perf/fsl-imx-ddr.yaml +++ b/Documentation/devicetree/bindings/perf/fsl-imx-ddr.yaml @@ -31,7 +31,9 @@ properties: - const: fsl,imx8dxl-ddr-pmu - const: fsl,imx8-ddr-pmu - items: - - const: fsl,imx95-ddr-pmu + - enum: + - fsl,imx91-ddr-pmu + - fsl,imx95-ddr-pmu - const: fsl,imx93-ddr-pmu reg: From patchwork Tue Sep 24 06:12:50 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xu Yang X-Patchwork-Id: 13810183 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B9A9ECF9C6B for ; 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Signed-off-by: Xu Yang Reviewed-by: Frank Li --- drivers/perf/fsl_imx9_ddr_perf.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/perf/fsl_imx9_ddr_perf.c b/drivers/perf/fsl_imx9_ddr_perf.c index 69f920b1caf2..fe1a51f64751 100644 --- a/drivers/perf/fsl_imx9_ddr_perf.c +++ b/drivers/perf/fsl_imx9_ddr_perf.c @@ -81,6 +81,10 @@ struct ddr_pmu { int id; }; +static const struct imx_ddr_devtype_data imx91_devtype_data = { + .identifier = "imx91", +}; + static const struct imx_ddr_devtype_data imx93_devtype_data = { .identifier = "imx93", }; @@ -100,6 +104,7 @@ static inline bool is_imx95(struct ddr_pmu *pmu) } static const struct of_device_id imx_ddr_pmu_dt_ids[] = { + { .compatible = "fsl,imx91-ddr-pmu", .data = &imx91_devtype_data }, { .compatible = "fsl,imx93-ddr-pmu", .data = &imx93_devtype_data }, { .compatible = "fsl,imx95-ddr-pmu", .data = &imx95_devtype_data }, { /* sentinel */ } From patchwork Tue Sep 24 06:12:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xu Yang X-Patchwork-Id: 13810207 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DF7A6CF9C6B for ; 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Signed-off-by: Xu Yang --- .../arch/arm64/freescale/imx91/sys/ddrc.json | 9 +++++++ .../arm64/freescale/imx91/sys/metrics.json | 26 +++++++++++++++++++ 2 files changed, 35 insertions(+) create mode 100644 tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/ddrc.json create mode 100644 tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/metrics.json diff --git a/tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/ddrc.json b/tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/ddrc.json new file mode 100644 index 000000000000..74ac12660a29 --- /dev/null +++ b/tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/ddrc.json @@ -0,0 +1,9 @@ +[ + { + "BriefDescription": "ddr cycles event", + "EventCode": "0x00", + "EventName": "imx91_ddr.cycles", + "Unit": "imx9_ddr", + "Compat": "imx91" + } +] diff --git a/tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/metrics.json b/tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/metrics.json new file mode 100644 index 000000000000..f0c5911eb2d0 --- /dev/null +++ b/tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/metrics.json @@ -0,0 +1,26 @@ +[ + { + "BriefDescription": "bandwidth usage for lpddr4 evk board", + "MetricName": "imx91_bandwidth_usage.lpddr4", + "MetricExpr": "(((( imx9_ddr0@ddrc_pm_0@ ) * 2 * 8 ) + (( imx9_ddr0@ddrc_pm_3@ + imx9_ddr0@ddrc_pm_5@ + imx9_ddr0@ddrc_pm_7@ + imx9_ddr0@ddrc_pm_9@ - imx9_ddr0@ddrc_pm_2@ - imx9_ddr0@ddrc_pm_4@ - imx9_ddr0@ddrc_pm_6@ - imx9_ddr0@ddrc_pm_8@ ) * 32 )) / duration_time) / (2400 * 1000000 * 2)", + "ScaleUnit": "1e2%", + "Unit": "imx9_ddr", + "Compat": "imx91" + }, + { + "BriefDescription": "bytes all masters read from ddr", + "MetricName": "imx91_ddr_read.all", + "MetricExpr": "( imx9_ddr0@ddrc_pm_0@ ) * 2 * 8", + "ScaleUnit": "9.765625e-4KB", + "Unit": "imx9_ddr", + "Compat": "imx91" + }, + { + "BriefDescription": "bytes all masters write to ddr", + "MetricName": "imx91_ddr_write.all", + "MetricExpr": "( imx9_ddr0@ddrc_pm_3@ + imx9_ddr0@ddrc_pm_5@ + imx9_ddr0@ddrc_pm_7@ + imx9_ddr0@ddrc_pm_9@ - imx9_ddr0@ddrc_pm_2@ - imx9_ddr0@ddrc_pm_4@ - imx9_ddr0@ddrc_pm_6@ - imx9_ddr0@ddrc_pm_8@ ) * 32", + "ScaleUnit": "9.765625e-4KB", + "Unit": "imx9_ddr", + "Compat": "imx91" + } +]