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author | Thomas Hellstrom <thellstrom@vmware.com> | 2015-10-28 10:44:04 +0100 |
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committer | Thomas Hellstrom <thellstrom@vmware.com> | 2015-11-02 00:16:05 -0800 |
commit | b76ff5ea1cf6fe648e7ce2b84e636f8a95849a0b (patch) | |
tree | aa98933f03015d9841574bd386f3f650eb407adf /drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | |
parent | 53c1e53571b1552204b2111b9fff5086f091bc9a (diff) | |
download | op-kernel-dev-b76ff5ea1cf6fe648e7ce2b84e636f8a95849a0b.zip op-kernel-dev-b76ff5ea1cf6fe648e7ce2b84e636f8a95849a0b.tar.gz |
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_kms.c')
-rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index 03ffab2..a94b24d 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -123,14 +123,14 @@ err_unreserve: void vmw_cursor_update_position(struct vmw_private *dev_priv, bool show, int x, int y) { - u32 __iomem *fifo_mem = dev_priv->mmio_virt; + u32 *fifo_mem = dev_priv->mmio_virt; uint32_t count; - iowrite32(show ? 1 : 0, fifo_mem + SVGA_FIFO_CURSOR_ON); - iowrite32(x, fifo_mem + SVGA_FIFO_CURSOR_X); - iowrite32(y, fifo_mem + SVGA_FIFO_CURSOR_Y); - count = ioread32(fifo_mem + SVGA_FIFO_CURSOR_COUNT); - iowrite32(++count, fifo_mem + SVGA_FIFO_CURSOR_COUNT); + vmw_mmio_write(show ? 1 : 0, fifo_mem + SVGA_FIFO_CURSOR_ON); + vmw_mmio_write(x, fifo_mem + SVGA_FIFO_CURSOR_X); + vmw_mmio_write(y, fifo_mem + SVGA_FIFO_CURSOR_Y); + count = vmw_mmio_read(fifo_mem + SVGA_FIFO_CURSOR_COUNT); + vmw_mmio_write(++count, fifo_mem + SVGA_FIFO_CURSOR_COUNT); } int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv, @@ -1155,7 +1155,8 @@ int vmw_kms_write_svga(struct vmw_private *vmw_priv, if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK) vmw_write(vmw_priv, SVGA_REG_PITCHLOCK, pitch); else if (vmw_fifo_have_pitchlock(vmw_priv)) - iowrite32(pitch, vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK); + vmw_mmio_write(pitch, vmw_priv->mmio_virt + + SVGA_FIFO_PITCHLOCK); vmw_write(vmw_priv, SVGA_REG_WIDTH, width); vmw_write(vmw_priv, SVGA_REG_HEIGHT, height); vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, bpp); @@ -1181,8 +1182,8 @@ int vmw_kms_save_vga(struct vmw_private *vmw_priv) vmw_priv->vga_pitchlock = vmw_read(vmw_priv, SVGA_REG_PITCHLOCK); else if (vmw_fifo_have_pitchlock(vmw_priv)) - vmw_priv->vga_pitchlock = ioread32(vmw_priv->mmio_virt + - SVGA_FIFO_PITCHLOCK); + vmw_priv->vga_pitchlock = vmw_mmio_read(vmw_priv->mmio_virt + + SVGA_FIFO_PITCHLOCK); if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY)) return 0; @@ -1230,8 +1231,8 @@ int vmw_kms_restore_vga(struct vmw_private *vmw_priv) vmw_write(vmw_priv, SVGA_REG_PITCHLOCK, vmw_priv->vga_pitchlock); else if (vmw_fifo_have_pitchlock(vmw_priv)) - iowrite32(vmw_priv->vga_pitchlock, - vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK); + vmw_mmio_write(vmw_priv->vga_pitchlock, + vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK); if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY)) return 0; |