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Add the private data for the LVDS connector 

Add the private data when the connector type is LVDS.
We can use the private_data to store the LVDS panel limit.
For example: Hdisplay, Vdisplay.

http://bugs.freedesktop.org/show_bug.cgi?id=20801
http://bugs.freedesktop.org/show_bug.cgi?id=21094
http://bugs.freedesktop.org/show_bug.cgi?id=21346
http://bugs.freedesktop.org/show_bug.cgi?id=21417
http://bugs.freedesktop.org/show_bug.cgi?id=21671

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
This commit is contained in:
Zhao Yakui 2009-06-10 11:17:26 +08:00 committed by Zhenyu Wang
parent 3da549f5b3
commit 115e28639f
1 changed files with 23 additions and 1 deletions
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24
src/drmmode_display.c
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@ -58,6 +58,10 @@ typedef struct {
Atom *atoms;
} drmmode_prop_rec, *drmmode_prop_ptr;
struct fixed_panel_lvds {
int hdisplay;
int vdisplay;
};
typedef struct {
drmmode_ptr drmmode;
int output_id;
@ -66,6 +70,8 @@ typedef struct {
drmModePropertyBlobPtr edid_blob;
int num_props;
drmmode_prop_ptr props;
void *private_data;
/* this is used to store private data */
} drmmode_output_private_rec, *drmmode_output_private_ptr;
static void
@ -529,6 +535,10 @@ drmmode_output_destroy(xf86OutputPtr output)
}
xfree(drmmode_output->props);
drmModeFreeConnector(drmmode_output->mode_output);
if (drmmode_output->private_data) {
xfree(drmmode_output->private_data);
drmmode_output->private_data = NULL;
}
xfree(drmmode_output);
output->driver_private = NULL;
}
@ -792,7 +802,19 @@ drmmode_output_init(ScrnInfoPtr pScrn, drmmode_ptr drmmode, int num)
drmModeFreeEncoder(kencoder);
return;
}
/*
* If the connector type of the output device is LVDS, we will
* allocate the private_data to store the panel limit.
* For example: hdisplay, vdisplay
*/
drmmode_output->private_data = NULL;
if (koutput->connector_type == DRM_MODE_CONNECTOR_LVDS) {
drmmode_output->private_data = xcalloc(
sizeof(struct fixed_panel_lvds), 1);
if (!drmmode_output->private_data)
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Can't allocate private memory for LVDS.\n");
}
drmmode_output->output_id = drmmode->mode_res->connectors[num];
drmmode_output->mode_output = koutput;
drmmode_output->mode_encoder = kencoder;