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| author | Thomas Hellstrom <thellstrom@vmware.com> | 2015-10-28 10:44:04 +0100 |
|---|---|---|
| committer | Thomas Hellstrom <thellstrom@vmware.com> | 2015-11-02 00:16:05 -0800 |
| commit | b76ff5ea1cf6fe648e7ce2b84e636f8a95849a0b (patch) | |
| tree | aa98933f03015d9841574bd386f3f650eb407adf /drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c | |
| parent | 53c1e53571b1552204b2111b9fff5086f091bc9a (diff) | |
| download | lwn-b76ff5ea1cf6fe648e7ce2b84e636f8a95849a0b.tar.gz lwn-b76ff5ea1cf6fe648e7ce2b84e636f8a95849a0b.zip | |
drm/vmwgfx: Replace iowrite/ioread with volatile memory accesses
Now that we use memremap instead of ioremap, Use WRITE_ONCE / READ_ONCE
instead of iowrite / ioread.
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c index a3e3c83c407b..b8c6a03c8c54 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: @@ -179,7 +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; @@ -229,7 +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); |