From b4b7ff4b08e691656c9d77c758fc355833128ac0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 20 Jan 2016 14:01:31 -0300 Subject: Linux-libre 4.4-gnu --- drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c | 38 ++++++++++++++++++++++++++--------- 1 file changed, 28 insertions(+), 10 deletions(-) (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c') diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c index 0a970afed..b8c6a03c8 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c @@ -64,7 +64,7 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data, break; case DRM_VMW_PARAM_FIFO_HW_VERSION: { - u32 __iomem *fifo_mem = dev_priv->mmio_virt; + u32 *fifo_mem = dev_priv->mmio_virt; const struct vmw_fifo_state *fifo = &dev_priv->fifo; if ((dev_priv->capabilities & SVGA_CAP_GBOBJECTS)) { @@ -73,11 +73,11 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data, } param->value = - ioread32(fifo_mem + - ((fifo->capabilities & - SVGA_FIFO_CAP_3D_HWVERSION_REVISED) ? - SVGA_FIFO_3D_HWVERSION_REVISED : - SVGA_FIFO_3D_HWVERSION)); + vmw_mmio_read(fifo_mem + + ((fifo->capabilities & + SVGA_FIFO_CAP_3D_HWVERSION_REVISED) ? + SVGA_FIFO_3D_HWVERSION_REVISED : + SVGA_FIFO_3D_HWVERSION)); break; } case DRM_VMW_PARAM_MAX_SURF_MEMORY: @@ -122,6 +122,22 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data, return 0; } +static u32 vmw_mask_multisample(unsigned int cap, u32 fmt_value) +{ + /* If the header is updated, update the format test as well! */ + BUILD_BUG_ON(SVGA3D_DEVCAP_DXFMT_BC5_UNORM + 1 != SVGA3D_DEVCAP_MAX); + + if (cap >= SVGA3D_DEVCAP_DXFMT_X8R8G8B8 && + cap <= SVGA3D_DEVCAP_DXFMT_BC5_UNORM) + fmt_value &= ~(SVGADX_DXFMT_MULTISAMPLE_2 | + SVGADX_DXFMT_MULTISAMPLE_4 | + SVGADX_DXFMT_MULTISAMPLE_8); + else if (cap == SVGA3D_DEVCAP_MULTISAMPLE_MASKABLESAMPLES) + return 0; + + return fmt_value; +} + static int vmw_fill_compat_cap(struct vmw_private *dev_priv, void *bounce, size_t size) { @@ -147,7 +163,8 @@ static int vmw_fill_compat_cap(struct vmw_private *dev_priv, void *bounce, 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_read(dev_priv, SVGA_REG_DEV_CAP); + compat_cap->pairs[i][1] = vmw_mask_multisample + (i, vmw_read(dev_priv, SVGA_REG_DEV_CAP)); } spin_unlock(&dev_priv->cap_lock); @@ -162,7 +179,7 @@ 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 __iomem *fifo_mem; + u32 *fifo_mem; void __user *buffer = (void __user *)((unsigned long)(arg->buffer)); void *bounce; int ret; @@ -202,7 +219,8 @@ int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data, spin_lock(&dev_priv->cap_lock); for (i = 0; i < num; ++i) { vmw_write(dev_priv, SVGA_REG_DEV_CAP, i); - *bounce32++ = vmw_read(dev_priv, SVGA_REG_DEV_CAP); + *bounce32++ = vmw_mask_multisample + (i, vmw_read(dev_priv, SVGA_REG_DEV_CAP)); } spin_unlock(&dev_priv->cap_lock); } else if (gb_objects) { @@ -211,7 +229,7 @@ int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data, goto out_err; } else { fifo_mem = dev_priv->mmio_virt; - memcpy_fromio(bounce, &fifo_mem[SVGA_FIFO_3D_CAPS], size); + memcpy(bounce, &fifo_mem[SVGA_FIFO_3D_CAPS], size); } ret = copy_to_user(buffer, bounce, size); -- cgit v1.2.3-54-g00ecf