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path: root/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
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Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_drv.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_drv.c73
1 files changed, 47 insertions, 26 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 827458f49112..71e45b568511 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -29,6 +29,7 @@
#include <linux/dma-mapping.h>
#include <linux/module.h>
#include <linux/pci.h>
+#include <linux/mem_encrypt.h>
#include <drm/drm_drv.h>
#include <drm/drm_ioctl.h>
@@ -289,6 +290,8 @@ static void vmw_print_capabilities2(uint32_t capabilities2)
DRM_INFO(" Grow oTable.\n");
if (capabilities2 & SVGA_CAP2_INTRA_SURFACE_COPY)
DRM_INFO(" IntraSurface copy.\n");
+ if (capabilities2 & SVGA_CAP2_DX3)
+ DRM_INFO(" DX3.\n");
}
static void vmw_print_capabilities(uint32_t capabilities)
@@ -448,7 +451,7 @@ static int vmw_request_device(struct vmw_private *dev_priv)
dev_priv->cman = vmw_cmdbuf_man_create(dev_priv);
if (IS_ERR(dev_priv->cman)) {
dev_priv->cman = NULL;
- dev_priv->has_dx = false;
+ dev_priv->sm_type = VMW_SM_LEGACY;
}
ret = vmw_request_device_late(dev_priv);
@@ -575,6 +578,10 @@ static int vmw_dma_select_mode(struct vmw_private *dev_priv)
[vmw_dma_map_populate] = "Caching DMA mappings.",
[vmw_dma_map_bind] = "Giving up DMA mappings early."};
+ /* TTM currently doesn't fully support SEV encryption. */
+ if (mem_encrypt_active())
+ return -EINVAL;
+
if (vmw_force_coherent)
dev_priv->map_mode = vmw_dma_alloc_coherent;
else if (vmw_restrict_iommu)
@@ -682,8 +689,10 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
ret = vmw_dma_select_mode(dev_priv);
if (unlikely(ret != 0)) {
- DRM_INFO("Restricting capabilities due to IOMMU setup.\n");
+ DRM_INFO("Restricting capabilities since DMA not available.\n");
refuse_dma = true;
+ if (dev_priv->capabilities & SVGA_CAP_GBOBJECTS)
+ DRM_INFO("Disabling 3D acceleration.\n");
}
dev_priv->vram_size = vmw_read(dev_priv, SVGA_REG_VRAM_SIZE);
@@ -711,9 +720,15 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
dev_priv->max_mob_pages = 0;
dev_priv->max_mob_size = 0;
if (dev_priv->capabilities & SVGA_CAP_GBOBJECTS) {
- uint64_t mem_size =
- vmw_read(dev_priv,
- SVGA_REG_SUGGESTED_GBOBJECT_MEM_SIZE_KB);
+ uint64_t mem_size;
+
+ if (dev_priv->capabilities2 & SVGA_CAP2_GB_MEMSIZE_2)
+ mem_size = vmw_read(dev_priv,
+ SVGA_REG_GBOBJECT_MEM_SIZE_KB);
+ else
+ mem_size =
+ vmw_read(dev_priv,
+ SVGA_REG_SUGGESTED_GBOBJECT_MEM_SIZE_KB);
/*
* Workaround for low memory 2D VMs to compensate for the
@@ -866,7 +881,7 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
dev_priv->has_gmr = false;
}
- if (dev_priv->capabilities & SVGA_CAP_GBOBJECTS) {
+ if (dev_priv->capabilities & SVGA_CAP_GBOBJECTS && !refuse_dma) {
dev_priv->has_mob = true;
if (ttm_bo_init_mm(&dev_priv->bdev, VMW_PL_MOB,
VMW_PL_MOB) != 0) {
@@ -876,14 +891,32 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
}
}
- if (dev_priv->has_mob) {
+ if (dev_priv->has_mob && (dev_priv->capabilities & SVGA_CAP_DX)) {
spin_lock(&dev_priv->cap_lock);
vmw_write(dev_priv, SVGA_REG_DEV_CAP, SVGA3D_DEVCAP_DXCONTEXT);
- dev_priv->has_dx = !!vmw_read(dev_priv, SVGA_REG_DEV_CAP);
+ if (vmw_read(dev_priv, SVGA_REG_DEV_CAP))
+ dev_priv->sm_type = VMW_SM_4;
spin_unlock(&dev_priv->cap_lock);
}
vmw_validation_mem_init_ttm(dev_priv, VMWGFX_VALIDATION_MEM_GRAN);
+
+ /* SVGA_CAP2_DX2 (DefineGBSurface_v3) is needed for SM4_1 support */
+ if (has_sm4_context(dev_priv) &&
+ (dev_priv->capabilities2 & SVGA_CAP2_DX2)) {
+ vmw_write(dev_priv, SVGA_REG_DEV_CAP, SVGA3D_DEVCAP_SM41);
+
+ if (vmw_read(dev_priv, SVGA_REG_DEV_CAP))
+ dev_priv->sm_type = VMW_SM_4_1;
+
+ if (has_sm4_1_context(dev_priv) &&
+ (dev_priv->capabilities2 & SVGA_CAP2_DX3)) {
+ vmw_write(dev_priv, SVGA_REG_DEV_CAP, SVGA3D_DEVCAP_SM5);
+ if (vmw_read(dev_priv, SVGA_REG_DEV_CAP))
+ dev_priv->sm_type = VMW_SM_5;
+ }
+ }
+
ret = vmw_kms_init(dev_priv);
if (unlikely(ret != 0))
goto out_no_kms;
@@ -893,23 +926,14 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
if (ret)
goto out_no_fifo;
- if (dev_priv->has_dx) {
- /*
- * SVGA_CAP2_DX2 (DefineGBSurface_v3) is needed for SM4_1
- * support
- */
- if ((dev_priv->capabilities2 & SVGA_CAP2_DX2) != 0) {
- vmw_write(dev_priv, SVGA_REG_DEV_CAP,
- SVGA3D_DEVCAP_SM41);
- dev_priv->has_sm4_1 = vmw_read(dev_priv,
- SVGA_REG_DEV_CAP);
- }
- }
-
- DRM_INFO("DX: %s\n", dev_priv->has_dx ? "yes." : "no.");
DRM_INFO("Atomic: %s\n", (dev->driver->driver_features & DRIVER_ATOMIC)
? "yes." : "no.");
- DRM_INFO("SM4_1: %s\n", dev_priv->has_sm4_1 ? "yes." : "no.");
+ if (dev_priv->sm_type == VMW_SM_5)
+ DRM_INFO("SM5 support available.\n");
+ if (dev_priv->sm_type == VMW_SM_4_1)
+ DRM_INFO("SM4_1 support available.\n");
+ if (dev_priv->sm_type == VMW_SM_4)
+ DRM_INFO("SM4 support available.\n");
snprintf(host_log, sizeof(host_log), "vmwgfx: %s-%s",
VMWGFX_REPO, VMWGFX_GIT_VERSION);
@@ -1399,9 +1423,6 @@ static const struct file_operations vmwgfx_driver_fops = {
static struct drm_driver driver = {
.driver_features =
DRIVER_MODESET | DRIVER_RENDER | DRIVER_ATOMIC,
- .get_vblank_counter = vmw_get_vblank_counter,
- .enable_vblank = vmw_enable_vblank,
- .disable_vblank = vmw_disable_vblank,
.ioctls = vmw_ioctls,
.num_ioctls = ARRAY_SIZE(vmw_ioctls),
.master_set = vmw_master_set,