Initial DRM driver for Glamo

1 files changed, 153 insertions, 0 deletions

diff --git a/drivers/mfd/glamo/glamo-drm.c b/drivers/mfd/glamo/glamo-drm.c
index e69de29bb2d..57fd89807ed 100644
--- a/drivers/mfd/glamo/glamo-drm.c
+++ b/drivers/mfd/glamo/glamo-drm.c
@@ -0,0 +1,153 @@
+/* Smedia Glamo 336x/337x driver
+ *
+ * Copyright (C) 2009 Openmoko, Inc. Jorge Luis Zapata <turran@openmoko.com>
+ * Copyright (C) 2008-2009 Thomas White <taw@bitwiz.org.uk>
+ *
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <drm/drmP.h>
+
+#define DRIVER_AUTHOR           "Openmoko, Inc."
+#define DRIVER_NAME             "glamo-drm"
+#define DRIVER_DESC             "SMedia Glamo 3362"
+#define DRIVER_DATE             "20090217"
+
+int glamodrm_firstopen(struct drm_device *dev)
+{
+	DRM_DEBUG("\n");
+	return 0;
+}
+
+int glamodrm_open(struct drm_device *dev, struct drm_file *fh)
+{
+	DRM_DEBUG("\n");
+	return 0;
+}
+
+void glamodrm_preclose(struct drm_device *dev, struct drm_file *fh)
+{
+	DRM_DEBUG("\n");
+}
+
+void glamodrm_postclose(struct drm_device *dev, struct drm_file *fh)
+{
+	DRM_DEBUG("\n");
+}
+
+void glamodrm_lastclose(struct drm_device *dev)
+{
+	DRM_DEBUG("\n");
+}
+
+static int glamodrm_master_create(struct drm_device *dev, struct drm_master *master)
+{
+	DRM_DEBUG("\n");
+
+        return 0;
+}
+
+static void glamodrm_master_destroy(struct drm_device *dev, struct drm_master *master)
+{
+	DRM_DEBUG("\n");
+}
+
+static struct drm_driver glamodrm_drm_driver = {
+	.driver_features = DRIVER_IS_PLATFORM,
+	.firstopen = glamodrm_firstopen,
+	.open = glamodrm_open,
+	.preclose = glamodrm_preclose,
+	.postclose = glamodrm_postclose,
+	.lastclose = glamodrm_lastclose,
+	.reclaim_buffers = drm_core_reclaim_buffers,
+	.get_map_ofs = drm_core_get_map_ofs,
+	.get_reg_ofs = drm_core_get_reg_ofs,
+	.master_create = glamodrm_master_create,
+	.master_destroy = glamodrm_master_destroy,
+	/* TODO GEM interface
+	.gem_init_object = glamodrm_gem_init_object,
+	.gem_free_object = glamodrm_gem_free_object,
+	.gem_vm_ops = &glamodrm_gem_vm_ops,
+	*/
+	.fops = {
+		.owner = THIS_MODULE,
+		.open = drm_open,
+		.release = drm_release,
+		.ioctl = drm_ioctl,
+		.mmap = drm_mmap,
+		.poll = drm_poll,
+		.fasync = drm_fasync,
+	},
+	.major = 0,
+	.minor = 1,
+	.patchlevel = 0,
+	.name = DRIVER_NAME,
+	.desc = DRIVER_DESC,
+	.date = DRIVER_DATE,
+};
+
+
+static int glamodrm_probe(struct platform_device *pdev)
+{
+	struct resource *r;
+
+	printk(KERN_INFO "SMedia Glamo DRM driver\n");
+	r = platform_get_resource_byname(pdev, IORESOURCE_MEM,
+					  "glamo-work-mem");
+
+	printk("MEM = %08x\n", r->start);
+	drm_platform_init(&glamodrm_drm_driver, pdev);
+	return 0;
+}
+
+
+static int glamodrm_remove(struct platform_device *pdev)
+{
+	drm_exit(&glamodrm_drm_driver);
+	return 0;
+}
+
+static struct platform_driver glamodrm_driver = {
+	.probe          = glamodrm_probe,
+	.remove         = glamodrm_remove,
+	.driver         = {
+		.name   = "glamo-cmdq",
+		.owner  = THIS_MODULE,
+	},
+};
+
+static int __devinit glamodrm_init(void)
+{
+	return platform_driver_register(&glamodrm_driver);
+}
+
+static void __exit glamodrm_exit(void)
+{
+	platform_driver_unregister(&glamodrm_driver);
+}
+
+module_init(glamodrm_init);
+module_exit(glamodrm_exit);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL");
+