int
i915_getparam(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
drm_i915_private_t *dev_priv = dev->dev_private;
drm_i915_getparam_t *param = data;
int value;
if (!dev_priv) {
DRM_ERROR("called with no initialization\n");
return -EINVAL;
}
switch (param->param) {
case I915_PARAM_CHIPSET_ID:
value = dev->pci_device;
break;
case I915_PARAM_HAS_GEM:
value = 1;
break;
case I915_PARAM_NUM_FENCES_AVAIL:
value = dev_priv->num_fence_regs - dev_priv->fence_reg_start;
break;
case I915_PARAM_HAS_OVERLAY:
value = dev_priv->overlay ? 1 : 0;
break;
case I915_PARAM_HAS_PAGEFLIPPING:
value = 1;
break;
case I915_PARAM_HAS_EXECBUF2:
/* depends on GEM */
value = 1;
break;
case I915_PARAM_HAS_BSD:
value = intel_ring_initialized(&dev_priv->ring[VCS]);
break;
case I915_PARAM_HAS_BLT:
value = intel_ring_initialized(&dev_priv->ring[BCS]);
break;
case I915_PARAM_HAS_RELAXED_FENCING:
value = 1;
break;
case I915_PARAM_HAS_COHERENT_RINGS:
value = 1;
break;
case I915_PARAM_HAS_EXEC_CONSTANTS:
value = INTEL_INFO(dev)->gen >= 4;
break;
case I915_PARAM_HAS_RELAXED_DELTA:
value = 1;
break;
case I915_PARAM_HAS_GEN7_SOL_RESET:
value = 1;
break;
case I915_PARAM_HAS_LLC:
value = HAS_LLC(dev);
break;
case I915_PARAM_HAS_WAIT_TIMEOUT:
value = 1;
break;
case I915_PARAM_HAS_SEMAPHORES:
value = i915_semaphore_is_enabled(dev);
break;
case I915_PARAM_HAS_SECURE_BATCHES:
value = DRM_SUSER(curproc);
break;
case I915_PARAM_HAS_PINNED_BATCHES:
value = 1;
break;
default:
DRM_DEBUG_DRIVER("Unknown parameter %d\n",
param->param);
return -EINVAL;
}
return -copyout(&value, param->value, sizeof(int));
}
static int i915_getparam(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct drm_i915_private *dev_priv = dev->dev_private;
drm_i915_getparam_t *param = data;
int value;
switch (param->param) {
case I915_PARAM_IRQ_ACTIVE:
case I915_PARAM_ALLOW_BATCHBUFFER:
case I915_PARAM_LAST_DISPATCH:
/* Reject all old ums/dri params. */
return -ENODEV;
case I915_PARAM_CHIPSET_ID:
value = dev->pdev->device;
break;
case I915_PARAM_HAS_GEM:
value = 1;
break;
case I915_PARAM_NUM_FENCES_AVAIL:
value = dev_priv->num_fence_regs - dev_priv->fence_reg_start;
break;
case I915_PARAM_HAS_OVERLAY:
value = dev_priv->overlay ? 1 : 0;
break;
case I915_PARAM_HAS_PAGEFLIPPING:
value = 1;
break;
case I915_PARAM_HAS_EXECBUF2:
/* depends on GEM */
value = 1;
break;
case I915_PARAM_HAS_BSD:
value = intel_ring_initialized(&dev_priv->ring[VCS]);
break;
case I915_PARAM_HAS_BLT:
value = intel_ring_initialized(&dev_priv->ring[BCS]);
break;
case I915_PARAM_HAS_VEBOX:
value = intel_ring_initialized(&dev_priv->ring[VECS]);
break;
case I915_PARAM_HAS_RELAXED_FENCING:
value = 1;
break;
case I915_PARAM_HAS_COHERENT_RINGS:
value = 1;
break;
case I915_PARAM_HAS_EXEC_CONSTANTS:
value = INTEL_INFO(dev)->gen >= 4;
break;
case I915_PARAM_HAS_RELAXED_DELTA:
value = 1;
break;
case I915_PARAM_HAS_GEN7_SOL_RESET:
value = 1;
break;
case I915_PARAM_HAS_LLC:
value = HAS_LLC(dev);
break;
case I915_PARAM_HAS_WT:
value = HAS_WT(dev);
break;
case I915_PARAM_HAS_ALIASING_PPGTT:
value = USES_PPGTT(dev);
break;
case I915_PARAM_HAS_WAIT_TIMEOUT:
value = 1;
break;
case I915_PARAM_HAS_SEMAPHORES:
value = i915_semaphore_is_enabled(dev);
break;
case I915_PARAM_HAS_PRIME_VMAP_FLUSH:
value = 1;
break;
case I915_PARAM_HAS_SECURE_BATCHES:
value = capable(CAP_SYS_ADMIN);
break;
case I915_PARAM_HAS_PINNED_BATCHES:
value = 1;
break;
case I915_PARAM_HAS_EXEC_NO_RELOC:
value = 1;
break;
case I915_PARAM_HAS_EXEC_HANDLE_LUT:
value = 1;
break;
case I915_PARAM_CMD_PARSER_VERSION:
value = i915_cmd_parser_get_version();
break;
case I915_PARAM_HAS_COHERENT_PHYS_GTT:
value = 1;
break;
default:
DRM_DEBUG("Unknown parameter %d\n", param->param);
return -EINVAL;
}
if (copy_to_user(param->value, &value, sizeof(int))) {
DRM_ERROR("copy_to_user failed\n");
return -EFAULT;
}
return 0;
}
int
i915_getparam(struct inteldrm_softc *dev_priv, void *data)
{
drm_i915_getparam_t *param = data;
struct drm_device *dev = (struct drm_device *)dev_priv->drmdev;
int value;
switch (param->param) {
case I915_PARAM_CHIPSET_ID:
value = dev->pci_device;
break;
case I915_PARAM_HAS_GEM:
value = 1;
break;
case I915_PARAM_NUM_FENCES_AVAIL:
value = dev_priv->num_fence_regs - dev_priv->fence_reg_start;
break;
case I915_PARAM_HAS_EXECBUF2:
value = 1;
break;
case I915_PARAM_HAS_OVERLAY:
value = dev_priv->overlay ? 1 : 0;
break;
case I915_PARAM_HAS_PAGEFLIPPING:
value = 1;
break;
case I915_PARAM_HAS_BSD:
value = intel_ring_initialized(&dev_priv->ring[VCS]);
break;
case I915_PARAM_HAS_BLT:
value = intel_ring_initialized(&dev_priv->ring[BCS]);
break;
case I915_PARAM_HAS_RELAXED_FENCING:
#ifdef notyet
value = 1;
#else
return EINVAL;
#endif
break;
case I915_PARAM_HAS_COHERENT_RINGS:
value = 1;
break;
case I915_PARAM_HAS_EXEC_CONSTANTS:
value = INTEL_INFO(dev)->gen >= 4;
break;
case I915_PARAM_HAS_RELAXED_DELTA:
value = 1;
break;
case I915_PARAM_HAS_GEN7_SOL_RESET:
value = 1;
break;
case I915_PARAM_HAS_LLC:
value = HAS_LLC(dev);
break;
case I915_PARAM_HAS_SEMAPHORES:
value = i915_semaphore_is_enabled(dev);
break;
case I915_PARAM_HAS_SECURE_BATCHES:
value = DRM_SUSER(curproc);
break;
case I915_PARAM_HAS_PINNED_BATCHES:
value = 1;
break;
default:
DRM_DEBUG("Unknown parameter %d\n", param->param);
return (EINVAL);
}
return (copyout(&value, param->value, sizeof(int)));
}
