diff options
| author | Zhao Yakui <yakui.zhao@intel.com> | 2009-06-10 11:17:26 +0800 |
|---|---|---|
| committer | Zhenyu Wang <zhenyu.z.wang@intel.com> | 2009-06-16 11:27:18 +0800 |
| commit | 115e28639fbf6a1eba636dafac02fadd83036c75 (patch) | |
| tree | 2ff78d19f4c4e480a907019060052f19964f40d3 | |
| parent | 3da549f5b350dd42516e5cb3576f7fefe012d95e (diff) | |
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>
| -rw-r--r-- | src/drmmode_display.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/src/drmmode_display.c b/src/drmmode_display.c index 24e0e269..c9e15a45 100644 --- a/src/drmmode_display.c +++ b/src/drmmode_display.c @@ -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; |