From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from Atcsqr.andestech.com (60-248-80-70.hinet-ip.hinet.net [60.248.80.70]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7F3C9F4F5; Tue, 26 Dec 2023 03:03:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=andestech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=andestech.com Received: from mail.andestech.com (ATCPCS16.andestech.com [10.0.1.222]) by Atcsqr.andestech.com with ESMTP id 3BQ301qO075346; Tue, 26 Dec 2023 11:00:01 +0800 (+08) (envelope-from peterlin@andestech.com) Received: from APC323 (10.0.12.98) by ATCPCS16.andestech.com (10.0.1.222) with Microsoft SMTP Server id 14.3.498.0; Tue, 26 Dec 2023 11:00:00 +0800 Date: Tue, 26 Dec 2023 10:59:55 +0800 From: Yu-Chien Peter Lin To: "Lad, Prabhakar" CC: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: Re: [PATCH v6 00/16] Support Andes PMU extension Message-ID: References: <20231225103308.1557548-1-peterlin@andestech.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/2.2.12 (2023-09-09) X-DNSRBL: X-SPAM-SOURCE-CHECK: pass X-MAIL:Atcsqr.andestech.com 3BQ301qO075346 Hi Prabhakar, On Mon, Dec 25, 2023 at 09:06:04PM +0000, Lad, Prabhakar wrote: > Hi Lin-san, > > On Mon, Dec 25, 2023 at 10:37 AM Yu Chien Peter Lin > wrote: > > > > Hi All, > > > > This patch series introduces the Andes PMU extension, which serves > > the same purpose as Sscofpmf. To use FDT-based probing for hardware > > support of the PMU extensions, we first convert T-Head's PMU to CPU > > feature alternative, then add Andes PMU alternatives. > > > > Its non-standard local interrupt is assigned to bit 18 in the > > custom S-mode local interrupt enable/pending registers (slie/slip), > > while the interrupt cause is (256 + 18). > > > > Mainline OpenSBI has supported Andes PMU extension: > > - https://github.com/riscv-software-src/opensbi/tree/master > > Linux patches (based on v6.7-rc7) can be found on Andes Technology GitHub > > - https://github.com/andestech/linux/commits/andes-pmu-support-v6 > > > > The PMU device tree node used on AX45MP: > > - https://github.com/riscv-software-src/opensbi/blob/master/docs/pmu_support.md#example-3 > > > > Locus Wei-Han Chen (1): > > riscv: andes: Support specifying symbolic firmware and hardware raw > > events > > > > Yu Chien Peter Lin (15): > > riscv: errata: Rename defines for Andes > > irqchip/riscv-intc: Allow large non-standard interrupt number > > irqchip/riscv-intc: Introduce Andes hart-level interrupt controller > > dt-bindings: riscv: Add Andes interrupt controller compatible string > > riscv: dts: renesas: r9a07g043f: Update compatible string to use Andes > > INTC > > perf: RISC-V: Eliminate redundant interrupt enable/disable operations > > RISC-V: Move T-Head PMU to CPU feature alternative framework > > perf: RISC-V: Introduce Andes PMU for perf event sampling > > dt-bindings: riscv: Add T-Head PMU extension description > > dt-bindings: riscv: Add Andes PMU extension description > > riscv: dts: allwinner: Add T-Head PMU extension for sun20i-d1s > > riscv: dts: sophgo: Add T-Head PMU extension for cv1800b > > riscv: dts: sophgo: Add T-Head PMU extension for sg2042 > > riscv: dts: thead: Add T-Head PMU extension for th1520 > > riscv: dts: renesas: Add Andes PMU extension for r9a07g043f > > > The above patches dont apply cleanly on top of below branches. Can you > please rebase and re-send. Sure, will do. > https://git.kernel.org/pub/scm/linux/kernel/git/palmer/linux.git/log/?h=fixes > https://git.kernel.org/pub/scm/linux/kernel/git/palmer/linux.git/log/?h=for-next > https://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel.git/log/?h=renesas-dts-for-v6.8 Thanks for the pointers. Best regards, Peter Lin > Cheers, > Prabhakar > > > .../devicetree/bindings/riscv/cpus.yaml | 6 +- > > .../devicetree/bindings/riscv/extensions.yaml | 13 ++ > > arch/riscv/Kconfig.errata | 13 -- > > arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi | 2 +- > > arch/riscv/boot/dts/renesas/r9a07g043f.dtsi | 4 +- > > arch/riscv/boot/dts/sophgo/cv1800b.dtsi | 2 +- > > arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi | 128 +++++++++--------- > > arch/riscv/boot/dts/thead/th1520.dtsi | 8 +- > > arch/riscv/errata/andes/errata.c | 10 +- > > arch/riscv/errata/thead/errata.c | 19 --- > > arch/riscv/include/asm/errata_list.h | 19 +-- > > arch/riscv/include/asm/hwcap.h | 2 + > > arch/riscv/include/asm/vendorid_list.h | 2 +- > > arch/riscv/kernel/alternative.c | 2 +- > > arch/riscv/kernel/cpufeature.c | 2 + > > drivers/irqchip/irq-riscv-intc.c | 89 ++++++++++-- > > drivers/perf/Kconfig | 27 ++++ > > drivers/perf/riscv_pmu_sbi.c | 47 +++++-- > > include/linux/soc/andes/irq.h | 18 +++ > > .../arch/riscv/andes/ax45/firmware.json | 68 ++++++++++ > > .../arch/riscv/andes/ax45/instructions.json | 127 +++++++++++++++++ > > .../arch/riscv/andes/ax45/memory.json | 57 ++++++++ > > .../arch/riscv/andes/ax45/microarch.json | 77 +++++++++++ > > tools/perf/pmu-events/arch/riscv/mapfile.csv | 1 + > > 24 files changed, 592 insertions(+), 151 deletions(-) > > create mode 100644 include/linux/soc/andes/irq.h > > create mode 100644 tools/perf/pmu-events/arch/riscv/andes/ax45/firmware.json > > create mode 100644 tools/perf/pmu-events/arch/riscv/andes/ax45/instructions.json > > create mode 100644 tools/perf/pmu-events/arch/riscv/andes/ax45/memory.json > > create mode 100644 tools/perf/pmu-events/arch/riscv/andes/ax45/microarch.json > > > > -- > > 2.34.1 > > > > > > _______________________________________________ > > linux-riscv mailing list > > linux-riscv@lists.infradead.org > > http://lists.infradead.org/mailman/listinfo/linux-riscv