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drm/fbdev: fix cloning on fbcon

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Simple cloning rules compared to server:
(a) single crtc
(b) > 1 connector active
(c) check command line mode
(d) try and find 1024x768 DMT mode if no command line.
(e) fail to clone

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie
2010-05-07 05:02:30 +00:00
parent eb1f8e4f3b
commit 1d42bbc8f7
3 changed files with 96 additions and 13 deletions
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17
drivers/gpu/drm/drm_edid.c
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@ -658,8 +658,8 @@ static struct drm_display_mode drm_dmt_modes[] = {
static const int drm_num_dmt_modes =
sizeof(drm_dmt_modes) / sizeof(struct drm_display_mode);
static struct drm_display_mode *drm_find_dmt(struct drm_device *dev,
int hsize, int vsize, int fresh)
struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
int hsize, int vsize, int fresh)
{
int i;
struct drm_display_mode *ptr, *mode;
@ -677,6 +677,7 @@ static struct drm_display_mode *drm_find_dmt(struct drm_device *dev,
}
return mode;
}
EXPORT_SYMBOL(drm_mode_find_dmt);
typedef void detailed_cb(struct detailed_timing *timing, void *closure);
@ -866,7 +867,7 @@ drm_mode_std(struct drm_connector *connector, struct edid *edid,
}
/* check whether it can be found in default mode table */
mode = drm_find_dmt(dev, hsize, vsize, vrefresh_rate);
mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate);
if (mode)
return mode;
@ -1386,11 +1387,11 @@ drm_est3_modes(struct drm_connector *connector, struct detailed_timing *timing)
if (m >= num_est3_modes)
break;
if (est[i] & (1 << j)) {
mode = drm_find_dmt(connector->dev,
est3_modes[m].w,
est3_modes[m].h,
est3_modes[m].r
/*, est3_modes[m].rb */);
mode = drm_mode_find_dmt(connector->dev,
est3_modes[m].w,
est3_modes[m].h,
est3_modes[m].r
/*, est3_modes[m].rb */);
if (mode) {
drm_mode_probed_add(connector, mode);
modes++;