Linux-libre 4.3.2-gnu

1 files changed, 21 insertions, 14 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 3bfe67de8..5d11e7982 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -34,6 +34,7 @@
 #include <linux/vga_switcheroo.h>
 #include <linux/slab.h>
 #include <linux/pm_runtime.h>
+#include "amdgpu_amdkfd.h"
 
 #if defined(CONFIG_VGA_SWITCHEROO)
 bool amdgpu_has_atpx(void);
@@ -61,6 +62,8 @@ int amdgpu_driver_unload_kms(struct drm_device *dev)
 
 	pm_runtime_get_sync(dev->dev);
 
+	amdgpu_amdkfd_device_fini(adev);
+
 	amdgpu_acpi_fini(adev);
 
 	amdgpu_device_fini(adev);
@@ -93,8 +96,8 @@ int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
 
 	if ((amdgpu_runtime_pm != 0) &&
 	    amdgpu_has_atpx() &&
-	    ((flags & AMDGPU_IS_APU) == 0))
-		flags |= AMDGPU_IS_PX;
+	    ((flags & AMD_IS_APU) == 0))
+		flags |= AMD_IS_PX;
 
 	/* amdgpu_device_init should report only fatal error
 	 * like memory allocation failure or iomapping failure,
@@ -118,6 +121,10 @@ int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
 				"Error during ACPI methods call\n");
 	}
 
+	amdgpu_amdkfd_load_interface(adev);
+	amdgpu_amdkfd_device_probe(adev);
+	amdgpu_amdkfd_device_init(adev);
+
 	if (amdgpu_device_is_px(dev)) {
 		pm_runtime_use_autosuspend(dev->dev);
 		pm_runtime_set_autosuspend_delay(dev->dev, 5000);
@@ -383,7 +390,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 				    min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
 	}
 	case AMDGPU_INFO_READ_MMR_REG: {
-		unsigned n, alloc_size = info->read_mmr_reg.count * 4;
+		unsigned n, alloc_size;
 		uint32_t *regs;
 		unsigned se_num = (info->read_mmr_reg.instance >>
 				   AMDGPU_INFO_MMR_SE_INDEX_SHIFT) &
@@ -399,9 +406,10 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 		if (sh_num == AMDGPU_INFO_MMR_SH_INDEX_MASK)
 			sh_num = 0xffffffff;
 
-		regs = kmalloc(alloc_size, GFP_KERNEL);
+		regs = kmalloc_array(info->read_mmr_reg.count, sizeof(*regs), GFP_KERNEL);
 		if (!regs)
 			return -ENOMEM;
+		alloc_size = info->read_mmr_reg.count * sizeof(*regs);
 
 		for (i = 0; i < info->read_mmr_reg.count; i++)
 			if (amdgpu_asic_read_register(adev, se_num, sh_num,
@@ -444,11 +452,11 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 		dev_info.num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
 		dev_info._pad = 0;
 		dev_info.ids_flags = 0;
-		if (adev->flags & AMDGPU_IS_APU)
+		if (adev->flags & AMD_IS_APU)
 			dev_info.ids_flags |= AMDGPU_IDS_FLAGS_FUSION;
 		dev_info.virtual_address_offset = AMDGPU_VA_RESERVED_SIZE;
 		dev_info.virtual_address_max = (uint64_t)adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE;
-		dev_info.virtual_address_alignment = max(PAGE_SIZE, 0x10000UL);
+		dev_info.virtual_address_alignment = max((int)PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
 		dev_info.pte_fragment_size = (1 << AMDGPU_LOG2_PAGES_PER_FRAG) *
 					     AMDGPU_GPU_PAGE_SIZE;
 		dev_info.gart_page_size = AMDGPU_GPU_PAGE_SIZE;
@@ -477,7 +485,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
  * Outdated mess for old drm with Xorg being in charge (void function now).
  */
 /**
- * amdgpu_driver_firstopen_kms - drm callback for last close
+ * amdgpu_driver_lastclose_kms - drm callback for last close
  *
  * @dev: drm dev pointer
  *
@@ -485,6 +493,9 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
  */
 void amdgpu_driver_lastclose_kms(struct drm_device *dev)
 {
+	struct amdgpu_device *adev = dev->dev_private;
+
+	amdgpu_fbdev_restore_mode(adev);
 	vga_switcheroo_process_delayed_switch();
 }
 
@@ -520,10 +531,7 @@ int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
 	mutex_init(&fpriv->bo_list_lock);
 	idr_init(&fpriv->bo_list_handles);
 
-	/* init context manager */
-	mutex_init(&fpriv->ctx_mgr.lock);
-	idr_init(&fpriv->ctx_mgr.ctx_handles);
-	fpriv->ctx_mgr.adev = adev;
+	amdgpu_ctx_mgr_init(&fpriv->ctx_mgr);
 
 	file_priv->driver_priv = fpriv;
 
@@ -556,6 +564,8 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev,
 	if (!fpriv)
 		return;
 
+	amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr);
+
 	amdgpu_vm_fini(adev, &fpriv->vm);
 
 	idr_for_each_entry(&fpriv->bo_list_handles, list, handle)
@@ -564,9 +574,6 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev,
 	idr_destroy(&fpriv->bo_list_handles);
 	mutex_destroy(&fpriv->bo_list_lock);
 
-	/* release context */
-	amdgpu_ctx_fini(fpriv);
-
 	kfree(fpriv);
 	file_priv->driver_priv = NULL;
 }