From: Craig Tatlor <ctatlor97@gmail.com>
Date: Wed, 30 Dec 2020 15:29:42 +0000 (+0200)
Subject: drm/msm: Call msm_init_vram before binding the gpu
X-Git-Tag: Proxmox-5.4.101-1~478
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=392d71b822e616d9d9b3a9297d32bc55e780968f;p=mirror_ubuntu-focal-kernel.git

drm/msm: Call msm_init_vram before binding the gpu

BugLink: https://bugs.launchpad.net/bugs/1914654

[ Upstream commit d863f0c7b536288e2bd40cbc01c10465dd226b11 ]

vram.size is needed when binding a gpu without an iommu and is defined
in msm_init_vram(), so run that before binding it.

Signed-off-by: Craig Tatlor <ctatlor97@gmail.com>
Reviewed-by: Brian Masney <masneyb@onstation.org>
Tested-by: Alexey Minnekhanov <alexeymin@postmarketos.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: William Breathitt Gray <william.gray@canonical.com>
---

diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index 108632a1f243..8d9d86c76a4e 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -432,14 +432,14 @@ static int msm_drm_init(struct device *dev, struct drm_driver *drv)
 
 	drm_mode_config_init(ddev);
 
-	/* Bind all our sub-components: */
-	ret = component_bind_all(dev, ddev);
+	ret = msm_init_vram(ddev);
 	if (ret)
 		goto err_destroy_mdss;
 
-	ret = msm_init_vram(ddev);
+	/* Bind all our sub-components: */
+	ret = component_bind_all(dev, ddev);
 	if (ret)
-		goto err_msm_uninit;
+		goto err_destroy_mdss;
 
 	if (!dev->dma_parms) {
 		dev->dma_parms = devm_kzalloc(dev, sizeof(*dev->dma_parms),