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authorThomas Hellstrom <thellstrom@vmware.com>2011-11-02 09:43:10 +0100
committerDave Airlie <airlied@redhat.com>2011-11-07 13:14:59 +0000
commit1543b4dd0c4b63975ffdadccd67c3a8805f28814 (patch)
treefb23465df4e17c0bb702914cef5f40cbcf69807f
parent0e708bc5d6403d1a64a0e4155f1b91e318318989 (diff)
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vmwgfx: Make the preferred autofit mode have a 60Hz vrefresh
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Reviewed-by: Jakob Bornecrantz <jakob@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_kms.c24
1 files changed, 23 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index f9a0f980c30..1cebf64f114 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1662,6 +1662,28 @@ static struct drm_display_mode vmw_kms_connector_builtin[] = {
{ DRM_MODE("", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) },
};
+/**
+ * vmw_guess_mode_timing - Provide fake timings for a
+ * 60Hz vrefresh mode.
+ *
+ * @mode - Pointer to a struct drm_display_mode with hdisplay and vdisplay
+ * members filled in.
+ */
+static void vmw_guess_mode_timing(struct drm_display_mode *mode)
+{
+ mode->hsync_start = mode->hdisplay + 50;
+ mode->hsync_end = mode->hsync_start + 50;
+ mode->htotal = mode->hsync_end + 50;
+
+ mode->vsync_start = mode->vdisplay + 50;
+ mode->vsync_end = mode->vsync_start + 50;
+ mode->vtotal = mode->vsync_end + 50;
+
+ mode->clock = (u32)mode->htotal * (u32)mode->vtotal / 100 * 6;
+ mode->vrefresh = drm_mode_vrefresh(mode);
+}
+
+
int vmw_du_connector_fill_modes(struct drm_connector *connector,
uint32_t max_width, uint32_t max_height)
{
@@ -1684,7 +1706,7 @@ int vmw_du_connector_fill_modes(struct drm_connector *connector,
return 0;
mode->hdisplay = du->pref_width;
mode->vdisplay = du->pref_height;
- mode->vrefresh = drm_mode_vrefresh(mode);
+ vmw_guess_mode_timing(mode);
if (vmw_kms_validate_mode_vram(dev_priv, mode->hdisplay * 2,
mode->vdisplay)) {
drm_mode_probed_add(connector, mode);