drm/vmwgfx: Fix framebuffer modesetting
Must set SVGA_NUM_REG_GUEST_DISPLAY before setting up the display information.
Signed-off-by: Jakob Bornecrantz <jakob@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
index 181f472..b0866f04e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
@@ -152,20 +152,12 @@
struct vmw_fb_par *par = info->par;
struct vmw_private *vmw_priv = par->vmw_priv;
+ vmw_kms_write_svga(vmw_priv, info->var.xres, info->var.yres,
+ info->fix.line_length,
+ par->bpp, par->depth);
if (vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY) {
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY, true);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_X, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
-
- vmw_kms_write_svga(vmw_priv, info->var.xres, info->var.yres,
- info->fix.line_length,
- par->bpp, par->depth);
-
/* TODO check if pitch and offset changes */
+ vmw_write(vmw_priv, SVGA_REG_NUM_GUEST_DISPLAYS, 1);
vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, 0);
vmw_write(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY, true);
vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_X, info->var.xoffset);
@@ -173,12 +165,6 @@
vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, info->var.xres);
vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, info->var.yres);
vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
- vmw_write(vmw_priv, SVGA_REG_NUM_GUEST_DISPLAYS, 1);
- } else {
- vmw_kms_write_svga(vmw_priv, info->var.xres, info->var.yres,
- info->fix.line_length,
- par->bpp, par->depth);
-
}
/* This is really helpful since if this fails the user