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authorChristoph Hellwig <hch@lst.de>2021-04-01 18:52:41 +0300
committerJoerg Roedel <jroedel@suse.de>2021-04-07 11:56:52 +0300
commitba58d1216e2b2d2320b50591b767f50b13c623a8 (patch)
treee807c30e7ba0e3e6ae327e30198ef51871f4d358 /drivers/soc
parentc8224508074e7d13fc31e8ca3d24e4f159983cb3 (diff)
downloadlinux-ba58d1216e2b2d2320b50591b767f50b13c623a8.tar.xz
iommu/fsl_pamu: remove support for multiple windows
The only domains allocated forces use of a single window. Remove all the code related to multiple window support, as well as the need for qman_portal to force a single window. Remove the now unused DOMAIN_ATTR_WINDOWS iommu_attr. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Will Deacon <will@kernel.org> Acked-by: Li Yang <leoyang.li@nxp.com> Link: https://lore.kernel.org/r/20210401155256.298656-6-hch@lst.de Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/soc')
-rw-r--r--drivers/soc/fsl/qbman/qman_portal.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/soc/fsl/qbman/qman_portal.c b/drivers/soc/fsl/qbman/qman_portal.c
index c958e6310d30..3d56ec4b373b 100644
--- a/drivers/soc/fsl/qbman/qman_portal.c
+++ b/drivers/soc/fsl/qbman/qman_portal.c
@@ -55,13 +55,6 @@ static void portal_set_cpu(struct qm_portal_config *pcfg, int cpu)
dev_err(dev, "%s(): iommu_domain_alloc() failed", __func__);
goto no_iommu;
}
- ret = iommu_domain_set_attr(pcfg->iommu_domain, DOMAIN_ATTR_WINDOWS,
- &window_count);
- if (ret < 0) {
- dev_err(dev, "%s(): iommu_domain_set_attr() = %d", __func__,
- ret);
- goto out_domain_free;
- }
stash_attr.cpu = cpu;
stash_attr.cache = PAMU_ATTR_CACHE_L1;
ret = iommu_domain_set_attr(pcfg->iommu_domain,