iommu/ipmmu-vmsa: Remove platform data support

No board file instantiates the IPMMU using platform data. Now that we
have DT support, get rid of platform data.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

1 files changed, 0 insertions, 24 deletions

diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
index 5d080cf11ba5..791c3daec7c0 100644
--- a/drivers/iommu/ipmmu-vmsa.c
+++ b/drivers/iommu/ipmmu-vmsa.c
@@ -17,7 +17,6 @@
 #include <linux/iommu.h>
 #include <linux/module.h>
 #include <linux/of.h>
-#include <linux/platform_data/ipmmu-vmsa.h>
 #include <linux/platform_device.h>
 #include <linux/sizes.h>
 #include <linux/slab.h>
@@ -30,7 +29,6 @@ struct ipmmu_vmsa_device {
         void __iomem *base;
         struct list_head list;
 
-        const struct ipmmu_vmsa_platform_data *pdata;
         unsigned int num_utlbs;
 
         struct dma_iommu_mapping *mapping;
@@ -1015,27 +1013,6 @@ static int ipmmu_find_utlbs(struct ipmmu_vmsa_device *mmu, struct device *dev,
         unsigned int i;
         int count;
 
-        if (mmu->pdata) {
-                const struct ipmmu_vmsa_master *master = mmu->pdata->masters;
-                const char *devname = dev_name(dev);
-                unsigned int i;
-
-                for (i = 0; i < mmu->pdata->num_masters; ++i, ++master) {
-                        if (strcmp(master->name, devname) == 0) {
-                                utlbs = kmalloc(sizeof(*utlbs), GFP_KERNEL);
-                                if (!utlbs)
-                                        return -ENOMEM;
-
-                                utlbs[0] = master->utlb;
-
-                                *_utlbs = utlbs;
-                                return 1;
-                        }
-                }
-
-                return -EINVAL;
-        }
-
         count = of_count_phandle_with_args(dev->of_node, "iommus",
                                            "#iommu-cells");
         if (count < 0)
@@ -1246,7 +1223,6 @@ static int ipmmu_probe(struct platform_device *pdev)
         }
 
         mmu->dev = &pdev->dev;
-        mmu->pdata = pdev->dev.platform_data;
         mmu->num_utlbs = 32;
 
         /* Map I/O memory and request IRQ. */