diff options
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c')
-rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c | 111 |
1 files changed, 12 insertions, 99 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c index 4fdacf9924e6..28af34ab6ed6 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c @@ -26,14 +26,9 @@ **************************************************************************/ #include "vmwgfx_drv.h" +#include "vmwgfx_devcaps.h" #include <drm/vmwgfx_drm.h> #include "vmwgfx_kms.h" -#include "device_include/svga3d_caps.h" - -struct svga_3d_compat_cap { - SVGA3dCapsRecordHeader header; - SVGA3dCapPair pairs[SVGA3D_DEVCAP_MAX]; -}; int vmw_getparam_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) @@ -63,7 +58,7 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data, param->value = vmw_fifo_caps(dev_priv); break; case DRM_VMW_PARAM_MAX_FB_SIZE: - param->value = dev_priv->prim_bb_mem; + param->value = dev_priv->max_primary_mem; break; case DRM_VMW_PARAM_FIFO_HW_VERSION: { @@ -88,16 +83,7 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data, param->value = dev_priv->memory_size; break; case DRM_VMW_PARAM_3D_CAPS_SIZE: - if ((dev_priv->capabilities & SVGA_CAP_GBOBJECTS) && - vmw_fp->gb_aware) - param->value = SVGA3D_DEVCAP_MAX * sizeof(uint32_t); - else if (dev_priv->capabilities & SVGA_CAP_GBOBJECTS) - param->value = sizeof(struct svga_3d_compat_cap) + - sizeof(uint32_t); - else - param->value = (SVGA_FIFO_3D_CAPS_LAST - - SVGA_FIFO_3D_CAPS + 1) * - sizeof(uint32_t); + param->value = vmw_devcaps_size(dev_priv, vmw_fp->gb_aware); break; case DRM_VMW_PARAM_MAX_MOB_MEMORY: vmw_fp->gb_aware = true; @@ -126,55 +112,6 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data, return 0; } -static u32 vmw_mask_legacy_multisample(unsigned int cap, u32 fmt_value) -{ - /* - * A version of user-space exists which use MULTISAMPLE_MASKABLESAMPLES - * to check the sample count supported by virtual device. Since there - * never was support for multisample count for backing MOB return 0. - * - * MULTISAMPLE_MASKABLESAMPLES devcap is marked as deprecated by virtual - * device. - */ - if (cap == SVGA3D_DEVCAP_DEAD5) - return 0; - - return fmt_value; -} - -static int vmw_fill_compat_cap(struct vmw_private *dev_priv, void *bounce, - size_t size) -{ - struct svga_3d_compat_cap *compat_cap = - (struct svga_3d_compat_cap *) bounce; - unsigned int i; - size_t pair_offset = offsetof(struct svga_3d_compat_cap, pairs); - unsigned int max_size; - - if (size < pair_offset) - return -EINVAL; - - max_size = (size - pair_offset) / sizeof(SVGA3dCapPair); - - if (max_size > SVGA3D_DEVCAP_MAX) - max_size = SVGA3D_DEVCAP_MAX; - - compat_cap->header.length = - (pair_offset + max_size * sizeof(SVGA3dCapPair)) / sizeof(u32); - compat_cap->header.type = SVGA3DCAPS_RECORD_DEVCAPS; - - spin_lock(&dev_priv->cap_lock); - for (i = 0; i < max_size; ++i) { - vmw_write(dev_priv, SVGA_REG_DEV_CAP, i); - compat_cap->pairs[i][0] = i; - compat_cap->pairs[i][1] = vmw_mask_legacy_multisample - (i, vmw_read(dev_priv, SVGA_REG_DEV_CAP)); - } - spin_unlock(&dev_priv->cap_lock); - - return 0; -} - int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) @@ -183,11 +120,9 @@ int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data, (struct drm_vmw_get_3d_cap_arg *) data; struct vmw_private *dev_priv = vmw_priv(dev); uint32_t size; - u32 *fifo_mem; void __user *buffer = (void __user *)((unsigned long)(arg->buffer)); - void *bounce; + void *bounce = NULL; int ret; - bool gb_objects = !!(dev_priv->capabilities & SVGA_CAP_GBOBJECTS); struct vmw_fpriv *vmw_fp = vmw_fpriv(file_priv); if (unlikely(arg->pad64 != 0 || arg->max_size == 0)) { @@ -195,13 +130,11 @@ int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data, return -EINVAL; } - if (gb_objects && vmw_fp->gb_aware) - size = SVGA3D_DEVCAP_MAX * sizeof(uint32_t); - else if (gb_objects) - size = sizeof(struct svga_3d_compat_cap) + sizeof(uint32_t); - else - size = (SVGA_FIFO_3D_CAPS_LAST - SVGA_FIFO_3D_CAPS + 1) * - sizeof(uint32_t); + size = vmw_devcaps_size(dev_priv, vmw_fp->gb_aware); + if (unlikely(size == 0)) { + DRM_ERROR("Failed to figure out the devcaps size (no 3D).\n"); + return -ENOMEM; + } if (arg->max_size < size) size = arg->max_size; @@ -212,29 +145,9 @@ int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data, return -ENOMEM; } - if (gb_objects && vmw_fp->gb_aware) { - int i, num; - uint32_t *bounce32 = (uint32_t *) bounce; - - num = size / sizeof(uint32_t); - if (num > SVGA3D_DEVCAP_MAX) - num = SVGA3D_DEVCAP_MAX; - - spin_lock(&dev_priv->cap_lock); - for (i = 0; i < num; ++i) { - vmw_write(dev_priv, SVGA_REG_DEV_CAP, i); - *bounce32++ = vmw_mask_legacy_multisample - (i, vmw_read(dev_priv, SVGA_REG_DEV_CAP)); - } - spin_unlock(&dev_priv->cap_lock); - } else if (gb_objects) { - ret = vmw_fill_compat_cap(dev_priv, bounce, size); - if (unlikely(ret != 0)) - goto out_err; - } else { - fifo_mem = dev_priv->fifo_mem; - memcpy(bounce, &fifo_mem[SVGA_FIFO_3D_CAPS], size); - } + ret = vmw_devcaps_copy(dev_priv, vmw_fp->gb_aware, bounce, size); + if (unlikely (ret != 0)) + goto out_err; ret = copy_to_user(buffer, bounce, size); if (ret) |