From: David Airlie <airlied@asimov.stargames.com.au>
Date: Tue, 10 Apr 2007 06:25:31 +0000 (+1000)
Subject: export output name to userspace
X-Git-Tag: submit/1.0/20121108.012404~642^2~477^2~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1e39dc43230ba1827eedc29ab422464281ec3e1b;p=profile%2Fivi%2Flibdrm.git

export output name to userspace
---

diff --git a/libdrm/xf86drmMode.c b/libdrm/xf86drmMode.c
index df8ea8e..c0444e6 100644
--- a/libdrm/xf86drmMode.c
+++ b/libdrm/xf86drmMode.c
@@ -40,6 +40,7 @@
 #include "xf86drmMode.h"
 #include "xf86drm.h"
 #include <drm.h>
+#include <string.h>
 
 /*
  * Util functions
@@ -385,7 +386,8 @@ drmModeOutputPtr drmModeGetOutput(int fd, uint32_t output_id)
 	r->crtcs        = out.crtcs;
 	r->clones       = out.clones;
 	r->modes        = drmAllocCpy(out.modes, out.count_modes, sizeof(uint32_t));
-
+	strncpy(r->name, out.name, DRM_OUTPUT_NAME_LEN);
+	r->name[DRM_OUTPUT_NAME_LEN-1] = 0;
 	return r;
 
 err_allocs:
diff --git a/libdrm/xf86drmMode.h b/libdrm/xf86drmMode.h
index fadfdc5..594eb48 100644
--- a/libdrm/xf86drmMode.h
+++ b/libdrm/xf86drmMode.h
@@ -120,7 +120,7 @@ typedef enum {
 typedef struct _drmModeOutput {
 
 	unsigned int crtc; /**< Crtc currently connected to */
-
+	unsigned char name[DRM_OUTPUT_NAME_LEN];
 	drmModeConnection connection;
 	uint32_t mmWidth, mmHeight; /**< HxW in millimeters */
 	drmModeSubPixel subpixel;
diff --git a/linux-core/drm_crtc.c b/linux-core/drm_crtc.c
index 46b7f7a..cc082d9 100644
--- a/linux-core/drm_crtc.c
+++ b/linux-core/drm_crtc.c
@@ -838,16 +838,19 @@ int drm_mode_getoutput(struct inode *inode, struct file *filp,
 	if (copy_from_user(&out_resp, argp, sizeof(out_resp)))
 		return -EFAULT;	
 
-	DRM_DEBUG("output id %d\n", out_resp.output);
+	DRM_DEBUG("output id %d:\n", out_resp.output);
 	output= idr_find(&dev->mode_config.crtc_idr, out_resp.output);
 	if (!output || (output->id != out_resp.output))
 		return -EINVAL;
 
-	DRM_DEBUG("about to count modes\n");
+	DRM_DEBUG("about to count modes: %s\n", output->name);
 	list_for_each_entry(mode, &output->modes, head)
 		mode_count++;
 
 	DRM_DEBUG("about to count modes %d %d %p\n", mode_count, out_resp.count_modes, output->crtc);
+	strncpy(out_resp.name, output->name, DRM_OUTPUT_NAME_LEN);
+	out_resp.name[DRM_OUTPUT_NAME_LEN-1] = 0;
+
 	out_resp.mm_width = output->mm_width;
 	out_resp.mm_height = output->mm_height;
 	out_resp.subpixel = output->subpixel_order;
diff --git a/shared-core/drm.h b/shared-core/drm.h
index 8329609..f1afc04 100644
--- a/shared-core/drm.h
+++ b/shared-core/drm.h
@@ -891,7 +891,7 @@ typedef union drm_mm_init_arg{
 /*
  * Drm mode setting
  */
-
+#define DRM_OUTPUT_NAME_LEN 32
 #define DRM_DISPLAY_MODE_LEN 32
 
 struct drm_mode_modeinfo {
@@ -946,6 +946,7 @@ struct drm_mode_get_output {
 
 	unsigned int output; /**< Id */
 	unsigned int crtc; /**< Id of crtc */
+	unsigned char name[DRM_OUTPUT_NAME_LEN];
 
 	unsigned int connection;
 	unsigned int mm_width, mm_height; /**< HxW in millimeters */