[PATCH 2/2] drm/msm: activate iommu support

Stephane Viau sviau at codeaurora.org
Tue Jun 17 07:32:38 PDT 2014


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

Signed-off-by: Stephane Viau <sviau at codeaurora.org>
---
 drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
index 47b3eb0..ee30f1e 100644
--- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
+++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
@@ -358,5 +358,11 @@ 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, 0);
+	/* 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;
 }
-- 
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