Commit ebd4c6f6 authored by Thomas Hellstrom's avatar Thomas Hellstrom Committed by Dave Airlie

vmwgfx: Use the revised fifo hw version register when present

The driver implements the needed resource management required
to use that register.
Signed-off-by: default avatarThomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: default avatarJakob Bornecrantz <jakob@vmware.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 390f9985
...@@ -33,6 +33,7 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv) ...@@ -33,6 +33,7 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv)
{ {
__le32 __iomem *fifo_mem = dev_priv->mmio_virt; __le32 __iomem *fifo_mem = dev_priv->mmio_virt;
uint32_t fifo_min, hwversion; uint32_t fifo_min, hwversion;
const struct vmw_fifo_state *fifo = &dev_priv->fifo;
if (!(dev_priv->capabilities & SVGA_CAP_EXTENDED_FIFO)) if (!(dev_priv->capabilities & SVGA_CAP_EXTENDED_FIFO))
return false; return false;
...@@ -41,7 +42,12 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv) ...@@ -41,7 +42,12 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv)
if (fifo_min <= SVGA_FIFO_3D_HWVERSION * sizeof(unsigned int)) if (fifo_min <= SVGA_FIFO_3D_HWVERSION * sizeof(unsigned int))
return false; return false;
hwversion = ioread32(fifo_mem + SVGA_FIFO_3D_HWVERSION); hwversion = ioread32(fifo_mem +
((fifo->capabilities &
SVGA_FIFO_CAP_3D_HWVERSION_REVISED) ?
SVGA_FIFO_3D_HWVERSION_REVISED :
SVGA_FIFO_3D_HWVERSION));
if (hwversion == 0) if (hwversion == 0)
return false; return false;
......
...@@ -58,8 +58,14 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data, ...@@ -58,8 +58,14 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data,
case DRM_VMW_PARAM_FIFO_HW_VERSION: case DRM_VMW_PARAM_FIFO_HW_VERSION:
{ {
__le32 __iomem *fifo_mem = dev_priv->mmio_virt; __le32 __iomem *fifo_mem = dev_priv->mmio_virt;
const struct vmw_fifo_state *fifo = &dev_priv->fifo;
param->value = ioread32(fifo_mem + SVGA_FIFO_3D_HWVERSION);
param->value =
ioread32(fifo_mem +
((fifo->capabilities &
SVGA_FIFO_CAP_3D_HWVERSION_REVISED) ?
SVGA_FIFO_3D_HWVERSION_REVISED :
SVGA_FIFO_3D_HWVERSION));
break; break;
} }
default: default:
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment