drm/msm: activate iommu support

This changes activates the iommu support for MDP5, through the
platform config structure.

Signed-off-by: Stephane Viau <sviau@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
index 71510ee26e96..33b826dc493d 100644
--- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
+++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
@@ -368,5 +368,11 @@ static struct mdp5_platform_config *mdp5_get_config(struct platform_device *dev)
 #ifdef CONFIG_OF
         /* TODO */
 #endif
+        config.iommu = iommu_domain_alloc(&platform_bus_type);
+        /* TODO hard-coded in downstream mdss, but should it be? */
+        config.max_clk = 200000000;
+        /* TODO get from DT: */
+        config.smp_blk_cnt = 22;
+
         return &config;
 }