summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_kms.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_kms.c81
1 files changed, 0 insertions, 81 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index eb6e23e8d8ef..52e086a5691e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1897,87 +1897,6 @@ int vmw_kms_write_svga(struct vmw_private *vmw_priv,
return 0;
}
-int vmw_kms_save_vga(struct vmw_private *vmw_priv)
-{
- struct vmw_vga_topology_state *save;
- uint32_t i;
-
- vmw_priv->vga_width = vmw_read(vmw_priv, SVGA_REG_WIDTH);
- vmw_priv->vga_height = vmw_read(vmw_priv, SVGA_REG_HEIGHT);
- vmw_priv->vga_bpp = vmw_read(vmw_priv, SVGA_REG_BITS_PER_PIXEL);
- if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK)
- vmw_priv->vga_pitchlock =
- vmw_read(vmw_priv, SVGA_REG_PITCHLOCK);
- else if (vmw_fifo_have_pitchlock(vmw_priv))
- vmw_priv->vga_pitchlock = vmw_mmio_read(vmw_priv->mmio_virt +
- SVGA_FIFO_PITCHLOCK);
-
- if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY))
- return 0;
-
- vmw_priv->num_displays = vmw_read(vmw_priv,
- SVGA_REG_NUM_GUEST_DISPLAYS);
-
- if (vmw_priv->num_displays == 0)
- vmw_priv->num_displays = 1;
-
- for (i = 0; i < vmw_priv->num_displays; ++i) {
- save = &vmw_priv->vga_save[i];
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i);
- save->primary = vmw_read(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY);
- save->pos_x = vmw_read(vmw_priv, SVGA_REG_DISPLAY_POSITION_X);
- save->pos_y = vmw_read(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y);
- save->width = vmw_read(vmw_priv, SVGA_REG_DISPLAY_WIDTH);
- save->height = vmw_read(vmw_priv, SVGA_REG_DISPLAY_HEIGHT);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
- if (i == 0 && vmw_priv->num_displays == 1 &&
- save->width == 0 && save->height == 0) {
-
- /*
- * It should be fairly safe to assume that these
- * values are uninitialized.
- */
-
- save->width = vmw_priv->vga_width - save->pos_x;
- save->height = vmw_priv->vga_height - save->pos_y;
- }
- }
-
- return 0;
-}
-
-int vmw_kms_restore_vga(struct vmw_private *vmw_priv)
-{
- struct vmw_vga_topology_state *save;
- uint32_t i;
-
- vmw_write(vmw_priv, SVGA_REG_WIDTH, vmw_priv->vga_width);
- vmw_write(vmw_priv, SVGA_REG_HEIGHT, vmw_priv->vga_height);
- vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, vmw_priv->vga_bpp);
- if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK)
- vmw_write(vmw_priv, SVGA_REG_PITCHLOCK,
- vmw_priv->vga_pitchlock);
- else if (vmw_fifo_have_pitchlock(vmw_priv))
- vmw_mmio_write(vmw_priv->vga_pitchlock,
- vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK);
-
- if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY))
- return 0;
-
- for (i = 0; i < vmw_priv->num_displays; ++i) {
- save = &vmw_priv->vga_save[i];
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY, save->primary);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_X, save->pos_x);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y, save->pos_y);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, save->width);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, save->height);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
- }
-
- return 0;
-}
-
bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv,
uint32_t pitch,
uint32_t height)