Attachment 26566 Details for Bug 20801 – Add the private data for LVDS connector

[patch] Add the private data for LVDS connector

default_mode.patch (text/plain), 2.09 KB, created by ykzhao on 2009-06-08 17:52:16 UTC

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Creator: ykzhao

Created: 2009-06-08 17:52:16 UTC

Size: 2.09 KB

patch

obsolete

>Subject: intel-gfx: Add the private data for the LVDS connector
>From: Zhao Yakui <yakui.zhao@intel.com>
>
>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  
>
>Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
>---
> src/drmmode_display.c |   24 +++++++++++++++++++++++-
> 1 file changed, 23 insertions(+), 1 deletion(-)
>
>Index: xf86_video_intel/src/drmmode_display.c
>===================================================================
>--- xf86_video_intel.orig/src/drmmode_display.c	2009-05-26 11:12:39.000000000 +0800
>+++ xf86_video_intel/src/drmmode_display.c	2009-06-08 10:00:55.000000000 +0800
>@@ -58,6 +58,10 @@
>     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 @@
>     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 @@
> 	}
> 	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 @@
> 		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;

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Attachments on bug 20801: 24136 | 24137 | 26566 | 26567 | 26568 | 26569 | 26872

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