From nobody Wed Sep 10 11:33:12 2025 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 53582280017; Fri, 5 Sep 2025 18:48:51 +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=1757098131; cv=none; b=f4k/Mb32+r+vqcMOE+ZA6AEw/UEH2HL5LujXkruaty9R//erFd7ADLKtXqTHQKzsj6AGWK7jJi4Fe2cHP5RTzNX50/lIVINqmcvoOgu7TQTT5mORM2sgRfZha+ZTUtOhrpLqHnlpx2r1jpNav2FK8Qi2blQl3uiTY/h8XN4qyJk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757098131; c=relaxed/simple; bh=q/cnJYwiQrYCXLKiAQYrAuGmRzLn79YGRxuj3an5Vmw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=WDZmSFw7zqZTvIbPP75X38znvDQbtGQO0b0/dn++AAojzqqx0uad6ZsR7XStS5N/qxaNkGKBXmZ7ya3T8ZVtZZqraQhEXv+iI42XPq//HBz2PYQSjerqLEknY/AvTFjEK4J2G3wRVahSMWte7kSAN0a7LG9lvEeMnBTNHrS6dw0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=uns1K3EQ; 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="uns1K3EQ" Received: by smtp.kernel.org (Postfix) with ESMTPS id 06067C4CEFB; Fri, 5 Sep 2025 18:48:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757098131; bh=q/cnJYwiQrYCXLKiAQYrAuGmRzLn79YGRxuj3an5Vmw=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=uns1K3EQQuQU1283oQwUuOGEFpHFwTkZFZ5mLzp2+VjFCNEATIeenO8yLWbXi5DH/ 0CdDQaxHILYc9D+J/cIAzjflTnkSI8z0aMhVar4o1Qr+hLC4OqnbWHqufXn4rOe8+a XSeOFk6E+9pL0CsZr4BQruljJ2UomxoV7yh8xutR8nNZKJ440Bqw3h+M9Vf4D6vi2u IbGm1HeHh33Tak8oOoRU+oxAWwZSDJWp5sm7Rm+UaF2L52pkkEbQL0eO9pZQn6Pxti kohaeYpJCy4dqW9P3J7VngFoM9+4RpkgXddqY/9EQvibEkzSF97zv1NANLnswAoy8c FC0kxNdr5BgoA== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id F33BCCA1017; Fri, 5 Sep 2025 18:48:50 +0000 (UTC) From: Nathan Lynch via B4 Relay Date: Fri, 05 Sep 2025 13:48:35 -0500 Subject: [PATCH RFC 12/13] dmaengine: sdxi: Add Kconfig and Makefile Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250905-sdxi-base-v1-12-d0341a1292ba@amd.com> References: <20250905-sdxi-base-v1-0-d0341a1292ba@amd.com> In-Reply-To: <20250905-sdxi-base-v1-0-d0341a1292ba@amd.com> To: Vinod Koul Cc: Wei Huang , Mario Limonciello , Bjorn Helgaas , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1757098129; l=3113; i=nathan.lynch@amd.com; s=20241010; h=from:subject:message-id; bh=ouNlAF3ey9kkPHIHkTAL8nkSqeI8aY290db9HnPAHSw=; b=9QEgbeZtoY02av3vXIAReneK8LIym6iDIavrtDdkJoaGAe+hK8loAznGg4DdNdfkul4tka+N0 gEXJrStJhE2APqhhM6Crk3tgkYiLF4lmaIzYy1L6gpxa4Mx6/56hMGo X-Developer-Key: i=nathan.lynch@amd.com; a=ed25519; pk=ZR637UTGg5YLDj56cxFeHdYoUjPMMFbcijfOkAmAnbc= X-Endpoint-Received: by B4 Relay for nathan.lynch@amd.com/20241010 with auth_id=241 X-Original-From: Nathan Lynch Reply-To: nathan.lynch@amd.com From: Nathan Lynch Add SDXI Kconfig that includes debug and unit test options in addition to the usual tristate. SDXI_DEBUG seems necessary because DMADEVICES_DEBUG makes dmatest too verbose. One goal is to keep the bus-agnostic portions of the driver buildable without PCI(_MSI), in case non-PCI SDXI implementations come along later. Co-developed-by: Wei Huang Signed-off-by: Wei Huang Signed-off-by: Nathan Lynch --- drivers/dma/Kconfig | 2 ++ drivers/dma/Makefile | 1 + drivers/dma/sdxi/Kconfig | 23 +++++++++++++++++++++++ drivers/dma/sdxi/Makefile | 17 +++++++++++++++++ 4 files changed, 43 insertions(+) diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index 05c7c7d9e5a4e52a8ad7ada8c8b9b1a6f9d875f6..cccf00b73e025944681b03cffe4= 41c372526d3f3 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -774,6 +774,8 @@ source "drivers/dma/fsl-dpaa2-qdma/Kconfig" =20 source "drivers/dma/lgm/Kconfig" =20 +source "drivers/dma/sdxi/Kconfig" + source "drivers/dma/stm32/Kconfig" =20 # clients diff --git a/drivers/dma/Makefile b/drivers/dma/Makefile index a54d7688392b1a0e956fa5d23633507f52f017d9..ae4154595e1a6250b441a90078e= 9df3607d3d1dd 100644 --- a/drivers/dma/Makefile +++ b/drivers/dma/Makefile @@ -85,6 +85,7 @@ obj-$(CONFIG_XGENE_DMA) +=3D xgene-dma.o obj-$(CONFIG_ST_FDMA) +=3D st_fdma.o obj-$(CONFIG_FSL_DPAA2_QDMA) +=3D fsl-dpaa2-qdma/ obj-$(CONFIG_INTEL_LDMA) +=3D lgm/ +obj-$(CONFIG_SDXI) +=3D sdxi/ =20 obj-y +=3D amd/ obj-y +=3D mediatek/ diff --git a/drivers/dma/sdxi/Kconfig b/drivers/dma/sdxi/Kconfig new file mode 100644 index 0000000000000000000000000000000000000000..c9757cffb5f64fbc175ded8d0c9= d751f0a22b6df --- /dev/null +++ b/drivers/dma/sdxi/Kconfig @@ -0,0 +1,23 @@ +config SDXI + tristate "SDXI support" + select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS + select PACKING + help + Enable support for Smart Data Accelerator Interface (SDXI) + Platform Data Mover devices. SDXI is a vendor-neutral + standard for a memory-to-memory data mover and acceleration + interface. + +config SDXI_DEBUG + bool "SDXI driver debug" + default DMADEVICES_DEBUG + depends on SDXI !=3D n + help + Enable debug output from the SDXI driver. This is an option + for use by developers and most users should say N here. + +config SDXI_KUNIT_TEST + tristate "SDXI unit tests" if !KUNIT_ALL_TESTS + depends on SDXI && KUNIT + default KUNIT_ALL_TESTS diff --git a/drivers/dma/sdxi/Makefile b/drivers/dma/sdxi/Makefile new file mode 100644 index 0000000000000000000000000000000000000000..c67e475689b45d6260fe970fb4a= fcc25f8f9ebc1 --- /dev/null +++ b/drivers/dma/sdxi/Makefile @@ -0,0 +1,17 @@ +# SPDX-License-Identifier: GPL-2.0 + +ccflags-$(CONFIG_SDXI_DEBUG) +=3D -DDEBUG + +obj-$(CONFIG_SDXI) +=3D sdxi.o + +sdxi-objs +=3D \ + context.o \ + descriptor.o \ + device.o \ + dma.o \ + enqueue.o \ + error.o + +sdxi-$(CONFIG_PCI_MSI) +=3D pci.o + +obj-$(CONFIG_SDXI_KUNIT_TEST) +=3D descriptor_kunit.o --=20 2.39.5