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drm/vmwgfx: Implement screen targets

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Add support for the screen target device interface.
Add a getparam parameter and bump minor to signal availability.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
This commit is contained in:
Sinclair Yeh
2015-06-26 01:42:06 -07:00
committed by Thomas Hellstrom
parent c9146cd918
commit 35c051258e
10 changed files with 1475 additions and 24 deletions
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24
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
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@@ -693,22 +693,28 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
SVGA_REG_MAX_PRIMARY_BOUNDING_BOX_MEM);
dev_priv->max_mob_size =
vmw_read(dev_priv, SVGA_REG_MOB_MAX_SIZE);
dev_priv->stdu_max_width =
vmw_read(dev_priv, SVGA_REG_SCREENTARGET_MAX_WIDTH);
dev_priv->stdu_max_height =
vmw_read(dev_priv, SVGA_REG_SCREENTARGET_MAX_HEIGHT);
vmw_write(dev_priv, SVGA_REG_DEV_CAP,
SVGA3D_DEVCAP_MAX_TEXTURE_WIDTH);
dev_priv->texture_max_width = vmw_read(dev_priv,
SVGA_REG_DEV_CAP);
vmw_write(dev_priv, SVGA_REG_DEV_CAP,
SVGA3D_DEVCAP_MAX_TEXTURE_HEIGHT);
dev_priv->texture_max_height = vmw_read(dev_priv,
SVGA_REG_DEV_CAP);
} else
dev_priv->prim_bb_mem = dev_priv->vram_size;
vmw_print_capabilities(dev_priv->capabilities);
ret = vmw_dma_masks(dev_priv);
if (unlikely(ret != 0))
goto out_err0;
/*
* Limit back buffer size to VRAM size. Remove this once
* screen targets are implemented.
*/
if (dev_priv->prim_bb_mem > dev_priv->vram_size)
dev_priv->prim_bb_mem = dev_priv->vram_size;
vmw_print_capabilities(dev_priv->capabilities);
if (dev_priv->capabilities & SVGA_CAP_GMR2) {
DRM_INFO("Max GMR ids is %u\n",
(unsigned)dev_priv->max_gmr_ids);