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From: Stefano Stabellini <sstabellini@kernel.org>
To: julien.grall@arm.com
Cc: artem_mygaiev@epam.com, lars.kurth@citrix.com,
	sstabellini@kernel.org, andrii_anisov@epam.com,
	dfaggioli@suse.com, jbeulich@suse.com, xen-devel@lists.xen.org
Subject: [PATCH v3 07/10] arm: make it possible to disable the SMMU driver
Date: Tue, 22 May 2018 17:25:05 -0700	[thread overview]
Message-ID: <1527035108-15051-7-git-send-email-sstabellini@kernel.org> (raw)
In-Reply-To: <alpine.DEB.2.10.1805221719560.24793@sstabellini-ThinkPad-X260>

Introduce a Kconfig option for the ARM SMMUv1 and SMMUv2 driver.

Signed-off-by: Stefano Stabellini <sstabellini@kernel.org>
CC: jbeulich@suse.com

---
Changes in v3:
- rename SMMUv2 to ARM_SMMU
- improve help message
- use if ARM

Changes in v2:
- rename HAS_SMMUv2 to SMMUv2
- move SMMUv2 to xen/drivers/passthrough/Kconfig
---
 xen/drivers/passthrough/Kconfig      | 12 ++++++++++++
 xen/drivers/passthrough/arm/Makefile |  2 +-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/xen/drivers/passthrough/Kconfig b/xen/drivers/passthrough/Kconfig
index 8d90b67..a3c0649 100644
--- a/xen/drivers/passthrough/Kconfig
+++ b/xen/drivers/passthrough/Kconfig
@@ -1,3 +1,15 @@
 
 config HAS_PASSTHROUGH
 	bool
+
+if ARM
+config ARM_SMMU
+	bool "ARM SMMUv1 and v2 driver"
+	default y
+	---help---
+	  Support for implementations of the ARM System MMU architecture
+	  versions 1 and 2.
+
+	  Say Y here if your SoC includes an IOMMU device implementing the
+	  ARM SMMU architecture.
+endif
diff --git a/xen/drivers/passthrough/arm/Makefile b/xen/drivers/passthrough/arm/Makefile
index f4cd26e..0156431 100644
--- a/xen/drivers/passthrough/arm/Makefile
+++ b/xen/drivers/passthrough/arm/Makefile
@@ -1,2 +1,2 @@
 obj-y += iommu.o
-obj-y += smmu.o
+obj-$(ARM_SMMU) += smmu.o
-- 
1.9.1


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  parent reply	other threads:[~2018-05-23  0:25 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-23  0:24 [PATCH v3 0/10] arm: more kconfig configurability and small default configs Stefano Stabellini
2018-05-23  0:24 ` [PATCH v3 01/10] arm: remove the ARM HDLCD driver Stefano Stabellini
2018-05-29 13:37   ` Julien Grall
2018-05-23  0:25 ` [PATCH v3 02/10] arm: make it possible to disable HAS_GICV3 Stefano Stabellini
2018-05-29 13:38   ` Julien Grall
2018-05-23  0:25 ` [PATCH v3 03/10] arm: rename HAS_GICV3 to GICV3 Stefano Stabellini
2018-05-29 13:39   ` Julien Grall
2018-05-23  0:25 ` [PATCH v3 04/10] Make MEM_ACCESS configurable Stefano Stabellini
2018-05-29 11:50   ` Jan Beulich
2018-05-30 20:24     ` Stefano Stabellini
2018-05-30 22:19       ` Tamas K Lengyel
2018-06-01  7:30       ` Jan Beulich
2018-05-23  0:25 ` [PATCH v3 05/10] make it possible to enable/disable UART drivers Stefano Stabellini
2018-05-29 12:02   ` Jan Beulich
2018-05-23  0:25 ` [PATCH v3 06/10] xen: remove HAS_ prefix from UART Kconfig options Stefano Stabellini
2018-05-29 12:06   ` Jan Beulich
2018-05-30 20:33     ` Stefano Stabellini
2018-05-23  0:25 ` Stefano Stabellini [this message]
2018-05-23 17:54   ` [PATCH v3 07/10] arm: make it possible to disable the SMMU driver Andrii Anisov
2018-05-23 19:16     ` Stefano Stabellini
2018-05-24  8:01       ` Andrii Anisov
2018-05-29 12:07   ` Jan Beulich
2018-05-29 13:40   ` Julien Grall
2018-05-23  0:25 ` [PATCH v3 08/10] arm: add a tiny kconfig configuration Stefano Stabellini
2018-05-23  0:25 ` [PATCH v3 09/10] arm: add QEMU, Rcar3 and MPSoC configs Stefano Stabellini
2018-05-29 14:07   ` Julien Grall
2018-05-30 21:39     ` Stefano Stabellini
2018-05-30 22:38       ` Julien Grall
2018-05-31 21:38         ` Stefano Stabellini
2018-06-04 15:58           ` Julien Grall
2018-05-23  0:25 ` [PATCH v3 10/10] xen: add cloc target Stefano Stabellini
2018-05-29 12:15   ` Jan Beulich
2018-05-30  0:50     ` Stefano Stabellini

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