[PATCH 04/60][SRU][OEM-5.6] drm/msm/mdp5: Remove direct access of dev->iommu_fwspec

[You-Sheng Yang]

From: Joerg Roedel <jroedel at suse.de>

BugLink: https://bugs.launchpad.net/bugs/1876707

Use the accessor functions instead of directly dereferencing
dev->iommu_fwspec.

Signed-off-by: Joerg Roedel <jroedel at suse.de>
Reviewed-by: Jean-Philippe Brucker <jean-philippe at linaro.org>
Link: https://lore.kernel.org/r/20200326150841.10083-4-joro@8bytes.org
(cherry picked from commit d3e240c4bcf0030349b9289d1cbcbd0672b73284)
Signed-off-by: You-Sheng Yang <vicamo.yang at canonical.com>
---
 drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
index e43ecd4be10a..1252e1d76340 100644
--- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
@@ -725,7 +725,7 @@ struct msm_kms *mdp5_kms_init(struct drm_device *dev)
 
 	if (config->platform.iommu) {
 		iommu_dev = &pdev->dev;
-		if (!iommu_dev->iommu_fwspec)
+		if (!dev_iommu_fwspec_get(iommu_dev))
 			iommu_dev = iommu_dev->parent;
 
 		aspace = msm_gem_address_space_create(iommu_dev,
-- 
2.25.1