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iommu/omap: Remove virtual memory manager

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The OMAP3 ISP driver was the only user of the OMAP IOVMM API. Now that
is has been ported to the DMA API, remove the unused virtual memory
manager.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Laurent Pinchart
2014-07-18 12:49:55 +02:00
committed by Joerg Roedel
parent 0f19889010
commit baaa7b5d4f
7 changed files with 8 additions and 966 deletions
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13
drivers/iommu/omap-iommu.c
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@@ -959,31 +959,18 @@ static int omap_iommu_probe(struct platform_device *pdev)
return err;
if (obj->nr_tlb_entries != 32 && obj->nr_tlb_entries != 8)
return -EINVAL;
/*
* da_start and da_end are needed for omap-iovmm, so hardcode
* these values as used by OMAP3 ISP - the only user for
* omap-iovmm
*/
obj->da_start = 0;
obj->da_end = 0xfffff000;
if (of_find_property(of, "ti,iommu-bus-err-back", NULL))
obj->has_bus_err_back = MMU_GP_REG_BUS_ERR_BACK_EN;
} else {
obj->nr_tlb_entries = pdata->nr_tlb_entries;
obj->name = pdata->name;
obj->da_start = pdata->da_start;
obj->da_end = pdata->da_end;
}
if (obj->da_end <= obj->da_start)
return -EINVAL;
obj->dev = &pdev->dev;
obj->ctx = (void *)obj + sizeof(*obj);
spin_lock_init(&obj->iommu_lock);
mutex_init(&obj->mmap_lock);
spin_lock_init(&obj->page_table_lock);
INIT_LIST_HEAD(&obj->mmap);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
obj->regbase = devm_ioremap_resource(obj->dev, res);