[Intel-gfx] [PATCH v2 2/9] drm/fb-helper: Reshuffle code for subsequent patches

Thierry Reding thierry.reding at gmail.com
Tue Jun 7 15:26:18 UTC 2016


From: Thierry Reding <treding at nvidia.com>

An unlocked version of the drm_fb_helper_add_one_connector() function
will be added in a subsequent patch. Reshuffle the code separately to
make the diff more readable later on.

Signed-off-by: Thierry Reding <treding at nvidia.com>
---
 drivers/gpu/drm/drm_fb_helper.c | 60 ++++++++++++++++++++---------------------
 1 file changed, 30 insertions(+), 30 deletions(-)

diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 7945620e7439..301644d12013 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -95,6 +95,36 @@ static LIST_HEAD(kernel_fb_helper_list);
  * mmap page writes.
  */
 
+int drm_fb_helper_add_one_connector(struct drm_fb_helper *fb_helper, struct drm_connector *connector)
+{
+	struct drm_fb_helper_connector **temp;
+	struct drm_fb_helper_connector *fb_helper_connector;
+
+	if (!drm_fbdev_emulation)
+		return 0;
+
+	WARN_ON(!mutex_is_locked(&fb_helper->dev->mode_config.mutex));
+	if (fb_helper->connector_count + 1 > fb_helper->connector_info_alloc_count) {
+		temp = krealloc(fb_helper->connector_info, sizeof(struct drm_fb_helper_connector *) * (fb_helper->connector_count + 1), GFP_KERNEL);
+		if (!temp)
+			return -ENOMEM;
+
+		fb_helper->connector_info_alloc_count = fb_helper->connector_count + 1;
+		fb_helper->connector_info = temp;
+	}
+
+
+	fb_helper_connector = kzalloc(sizeof(struct drm_fb_helper_connector), GFP_KERNEL);
+	if (!fb_helper_connector)
+		return -ENOMEM;
+
+	drm_connector_reference(connector);
+	fb_helper_connector->connector = connector;
+	fb_helper->connector_info[fb_helper->connector_count++] = fb_helper_connector;
+	return 0;
+}
+EXPORT_SYMBOL(drm_fb_helper_add_one_connector);
+
 /**
  * drm_fb_helper_single_add_all_connectors() - add all connectors to fbdev
  * 					       emulation helper
@@ -139,36 +169,6 @@ fail:
 }
 EXPORT_SYMBOL(drm_fb_helper_single_add_all_connectors);
 
-int drm_fb_helper_add_one_connector(struct drm_fb_helper *fb_helper, struct drm_connector *connector)
-{
-	struct drm_fb_helper_connector **temp;
-	struct drm_fb_helper_connector *fb_helper_connector;
-
-	if (!drm_fbdev_emulation)
-		return 0;
-
-	WARN_ON(!mutex_is_locked(&fb_helper->dev->mode_config.mutex));
-	if (fb_helper->connector_count + 1 > fb_helper->connector_info_alloc_count) {
-		temp = krealloc(fb_helper->connector_info, sizeof(struct drm_fb_helper_connector *) * (fb_helper->connector_count + 1), GFP_KERNEL);
-		if (!temp)
-			return -ENOMEM;
-
-		fb_helper->connector_info_alloc_count = fb_helper->connector_count + 1;
-		fb_helper->connector_info = temp;
-	}
-
-
-	fb_helper_connector = kzalloc(sizeof(struct drm_fb_helper_connector), GFP_KERNEL);
-	if (!fb_helper_connector)
-		return -ENOMEM;
-
-	drm_connector_reference(connector);
-	fb_helper_connector->connector = connector;
-	fb_helper->connector_info[fb_helper->connector_count++] = fb_helper_connector;
-	return 0;
-}
-EXPORT_SYMBOL(drm_fb_helper_add_one_connector);
-
 int drm_fb_helper_remove_one_connector(struct drm_fb_helper *fb_helper,
 				       struct drm_connector *connector)
 {
-- 
2.8.3



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