From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 1C2271DDC12; Thu, 16 Jan 2025 15:36:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737041773; cv=none; b=JWHhK3d+R1pA9IJi8y4jaLCwcYiRiGxU1NutX81W0hZ0BFvpf25SR4jTw045+M/0+xy+dIfYlSdLakNLTv/pir/8lTBILnJJMAg1Bx50U5IjlUFdDHWB/fewr28o7Am9Rj+TJVP98WJd6eyiLfr7rkF8y0wDXnGRX42WvHHsaOM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737041773; c=relaxed/simple; bh=7N79UBDvgcTC7QrrMOnIOEMv6qZdPgkb9CZA0bY1kpU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=J0cWk8wzUyGJx/YkTYJKDObI6HXXlJQd5cbGkkJR75DVDYefXVsOOXksJM5LDMzuDcMIQTTrkmFiM1Dd3KKSIDr0i+LqgBdqY2HBra2czEtWkEMf0nSmSuCcSEH4i4sNmAMAIbpEpU8G3Zw7xesLB5tdgdTSlz+oUyvP1hI6vUs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=odykmPMC; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="odykmPMC" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F00DEC4CEE1; Thu, 16 Jan 2025 15:36:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1737041772; bh=7N79UBDvgcTC7QrrMOnIOEMv6qZdPgkb9CZA0bY1kpU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=odykmPMCVEDiTbV8Lfu84acuDiIWCEa41eaDl24kDvuwtDSp/Vz8/UEXi/9nlDXtC vjR1ZjJiEHL0+KZSisRJYjuyPAFrDrWh9Vm5BhjXL62eNUJArsy50oWcBwEr/tk2cv s/KcBshIcUaJNayDJLhO6mq8afYy5qY0G8KaWTkRSs9jLdufNDYyoC8ec9+toIiiSe AgBhhfGqqunlcEWd5ON2Z2oysd4npZv1Q/3MedGZluYchlrTcX8DA04XwOc6NUCfzb +d0pJ+V9dHsIF9N754al5tuFu/2N4cOJdbfAET3nLFs6KsyGFn9oFhTkISGTtBMUVl Yj2gMCJ/LPrvg== Date: Thu, 16 Jan 2025 16:36:07 +0100 From: Niklas Cassel To: Manivannan Sadhasivam Cc: kw@linux.com, gregkh@linuxfoundation.org, arnd@arndb.de, lpieralisi@kernel.org, shuah@kernel.org, kishon@kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, bhelgaas@google.com, linux-arm-msm@vger.kernel.org, robh@kernel.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH v5 0/4] Migrate PCI Endpoint Subsystem tests to Kselftest Message-ID: References: <20250116135106.19143-1-manivannan.sadhasivam@linaro.org> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250116135106.19143-1-manivannan.sadhasivam@linaro.org> On Thu, Jan 16, 2025 at 07:21:02PM +0530, Manivannan Sadhasivam wrote: > Hi, > > This series carries forward the effort to add Kselftest for PCI Endpoint > Subsystem started by Aman Gupta [1] a while ago. I reworked the initial version > based on another patch that fixes the return values of IOCTLs in > pci_endpoint_test driver and did many cleanups. Since the resulting work > modified the initial version substantially, I took over the authorship. > > This series also incorporates the review comment by Shuah Khan [2] to move the > existing tests from 'tools/pci' to 'tools/testing/kselftest/pci_endpoint' before > migrating to Kselftest framework. I made sure that the tests are executable in > each commit and updated documentation accordingly. > > - Mani > > [1] https://lore.kernel.org/linux-pci/20221007053934.5188-1-aman1.gupta@samsung.com > [2] https://lore.kernel.org/linux-pci/b2a5db97-dc59-33ab-71cd-f591e0b1b34d@linuxfoundation.org > > Changes in v5: > > * Incorporated comments from Niklas > * Added a patch to fix the DMA MEMCPY check in pci-epf-test driver > * Collected tags > * Rebased on top of pci/next 0333f56dbbf7ef6bb46d2906766c3e1b2a04a94d > > Changes in v4: > > * Dropped the BAR fix patches and submitted them separately: > https://lore.kernel.org/linux-pci/20241231130224.38206-1-manivannan.sadhasivam@linaro.org/ > * Rebased on top of pci/next 9e1b45d7a5bc0ad20f6b5267992da422884b916e > > Changes in v3: > > * Collected tags. > * Added a note about failing testcase 10 and command to skip it in > documentation. > * Removed Aman Gupta and Padmanabhan Rajanbabu from CC as their addresses are > bouncing. > > Changes in v2: > > * Added a patch that fixes return values of IOCTL in pci_endpoint_test driver > * Moved the existing tests to new location before migrating > * Added a fix for BARs on Qcom devices > * Updated documentation and also added fixture variants for memcpy & DMA modes > > > Manivannan Sadhasivam (4): > PCI: endpoint: pci-epf-test: Fix the check for DMA MEMCPY test > misc: pci_endpoint_test: Fix the return value of IOCTL > selftests: Move PCI Endpoint tests from tools/pci to Kselftests > selftests: pci_endpoint: Migrate to Kselftest framework > > Documentation/PCI/endpoint/pci-test-howto.rst | 170 +++++------ > MAINTAINERS | 2 +- > drivers/misc/pci_endpoint_test.c | 255 +++++++++-------- > drivers/pci/endpoint/functions/pci-epf-test.c | 4 +- > tools/pci/Build | 1 - > tools/pci/Makefile | 58 ---- > tools/pci/pcitest.c | 264 ------------------ > tools/pci/pcitest.sh | 73 ----- > tools/testing/selftests/Makefile | 1 + > .../testing/selftests/pci_endpoint/.gitignore | 2 + > tools/testing/selftests/pci_endpoint/Makefile | 7 + > tools/testing/selftests/pci_endpoint/config | 4 + > .../pci_endpoint/pci_endpoint_test.c | 221 +++++++++++++++ > 13 files changed, 435 insertions(+), 627 deletions(-) > delete mode 100644 tools/pci/Build > delete mode 100644 tools/pci/Makefile > delete mode 100644 tools/pci/pcitest.c > delete mode 100644 tools/pci/pcitest.sh > create mode 100644 tools/testing/selftests/pci_endpoint/.gitignore > create mode 100644 tools/testing/selftests/pci_endpoint/Makefile > create mode 100644 tools/testing/selftests/pci_endpoint/config > create mode 100644 tools/testing/selftests/pci_endpoint/pci_endpoint_test.c > > -- > 2.25.1 > I ran the test using simply: $ ./pci_endpoint_test and got: # RUN pci_ep_basic.MSIX_TEST ... # pci_endpoint_test.c:129:MSIX_TEST:Expected 0 (0) == ret (-110) # pci_endpoint_test.c:129:MSIX_TEST:Test failed for MSI-X33 # pci_endpoint_test.c:129:MSIX_TEST:Expected 0 (0) == ret (-110) # pci_endpoint_test.c:129:MSIX_TEST:Test failed for MSI-X34 # pci_endpoint_test.c:129:MSIX_TEST:Expected 0 (0) == ret (-110) # pci_endpoint_test.c:129:MSIX_TEST:Test failed for MSI-X35 # pci_endpoint_test.c:129:MSIX_TEST:Expected 0 (0) == ret (-110) # pci_endpoint_test.c:129:MSIX_TEST:Test failed for MSI-X36 # pci_endpoint_test.c:129:MSIX_TEST:Expected 0 (0) == ret (-110) # pci_endpoint_test.c:129:MSIX_TEST:Test failed for MSI-X37 # pci_endpoint_test.c:129:MSIX_TEST:Expected 0 (0) == ret (-110) # pci_endpoint_test.c:129:MSIX_TEST:Test failed for MSI-X38 # pci_endpoint_test.c:129:MSIX_TEST:Expected 0 (0) == ret (-110) # pci_endpoint_test.c:129:MSIX_TEST:Test failed for MSI-X39 I think that you should also do: diff --git a/Documentation/PCI/endpoint/pci-test-howto.rst b/Documentation/PCI/endpoint/pci-test-howto.rst index 7d0dbad61456..7d5049c884dd 100644 --- a/Documentation/PCI/endpoint/pci-test-howto.rst +++ b/Documentation/PCI/endpoint/pci-test-howto.rst @@ -81,8 +81,8 @@ device, the following commands can be used:: # echo 0x104c > functions/pci_epf_test/func1/vendorid # echo 0xb500 > functions/pci_epf_test/func1/deviceid - # echo 16 > functions/pci_epf_test/func1/msi_interrupts - # echo 8 > functions/pci_epf_test/func1/msix_interrupts + # echo 32 > functions/pci_epf_test/func1/msi_interrupts + # echo 2048 > functions/pci_epf_test/func1/msix_interrupts Such that the documentation suggests values that will actually make the pci_endpoint_test pass without any special parameters set. Other than that small nit, for the series: Tested-by: Niklas Cassel