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-rw-r--r--drivers/gpu/drm/qxl/qxl_display.c66
-rw-r--r--drivers/gpu/drm/qxl/qxl_drv.h2
2 files changed, 42 insertions, 26 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index a8dbb3ef4e3c..7c6225c84ba6 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -160,9 +160,35 @@ static int qxl_add_monitors_config_modes(struct drm_connector *connector,
*pwidth = head->width;
*pheight = head->height;
drm_mode_probed_add(connector, mode);
+ /* remember the last custom size for mode validation */
+ qdev->monitors_config_width = mode->hdisplay;
+ qdev->monitors_config_height = mode->vdisplay;
return 1;
}
+static struct mode_size {
+ int w;
+ int h;
+} common_modes[] = {
+ { 640, 480},
+ { 720, 480},
+ { 800, 600},
+ { 848, 480},
+ {1024, 768},
+ {1152, 768},
+ {1280, 720},
+ {1280, 800},
+ {1280, 854},
+ {1280, 960},
+ {1280, 1024},
+ {1440, 900},
+ {1400, 1050},
+ {1680, 1050},
+ {1600, 1200},
+ {1920, 1080},
+ {1920, 1200}
+};
+
static int qxl_add_common_modes(struct drm_connector *connector,
unsigned pwidth,
unsigned pheight)
@@ -170,29 +196,6 @@ static int qxl_add_common_modes(struct drm_connector *connector,
struct drm_device *dev = connector->dev;
struct drm_display_mode *mode = NULL;
int i;
- struct mode_size {
- int w;
- int h;
- } common_modes[] = {
- { 640, 480},
- { 720, 480},
- { 800, 600},
- { 848, 480},
- {1024, 768},
- {1152, 768},
- {1280, 720},
- {1280, 800},
- {1280, 854},
- {1280, 960},
- {1280, 1024},
- {1440, 900},
- {1400, 1050},
- {1680, 1050},
- {1600, 1200},
- {1920, 1080},
- {1920, 1200}
- };
-
for (i = 0; i < ARRAY_SIZE(common_modes); i++) {
mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h,
60, false, false, false);
@@ -823,11 +826,22 @@ static int qxl_conn_get_modes(struct drm_connector *connector)
static int qxl_conn_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
+ struct drm_device *ddev = connector->dev;
+ struct qxl_device *qdev = ddev->dev_private;
+ int i;
+
/* TODO: is this called for user defined modes? (xrandr --add-mode)
* TODO: check that the mode fits in the framebuffer */
- DRM_DEBUG("%s: %dx%d status=%d\n", mode->name, mode->hdisplay,
- mode->vdisplay, mode->status);
- return MODE_OK;
+
+ if(qdev->monitors_config_width == mode->hdisplay &&
+ qdev->monitors_config_height == mode->vdisplay)
+ return MODE_OK;
+
+ for (i = 0; i < ARRAY_SIZE(common_modes); i++) {
+ if (common_modes[i].w == mode->hdisplay && common_modes[i].h == mode->vdisplay)
+ return MODE_OK;
+ }
+ return MODE_BAD;
}
static struct drm_encoder *qxl_best_encoder(struct drm_connector *connector)
diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h
index d8549690801d..01a86948eb8c 100644
--- a/drivers/gpu/drm/qxl/qxl_drv.h
+++ b/drivers/gpu/drm/qxl/qxl_drv.h
@@ -325,6 +325,8 @@ struct qxl_device {
struct work_struct fb_work;
struct drm_property *hotplug_mode_update_property;
+ int monitors_config_width;
+ int monitors_config_height;
};
/* forward declaration for QXL_INFO_IO */