Initial Contribution
msm-2.6.38: tag AU_LINUX_ANDROID_GINGERBREAD.02.03.04.00.142
Signed-off-by: Bryan Huntsman <bryanh@codeaurora.org>
diff --git a/drivers/gpu/msm/kgsl_debugfs.c b/drivers/gpu/msm/kgsl_debugfs.c
new file mode 100644
index 0000000..9da3096
--- /dev/null
+++ b/drivers/gpu/msm/kgsl_debugfs.c
@@ -0,0 +1,82 @@
+/* Copyright (c) 2002,2008-2011, Code Aurora Forum. 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 version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * 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.
+ *
+ */
+
+#include <linux/debugfs.h>
+
+#include "kgsl.h"
+#include "kgsl_device.h"
+
+/*default log levels is error for everything*/
+#define KGSL_LOG_LEVEL_DEFAULT 3
+#define KGSL_LOG_LEVEL_MAX 7
+
+struct dentry *kgsl_debugfs_dir;
+
+static inline int kgsl_log_set(unsigned int *log_val, void *data, u64 val)
+{
+ *log_val = min((unsigned int)val, (unsigned int)KGSL_LOG_LEVEL_MAX);
+ return 0;
+}
+
+#define KGSL_DEBUGFS_LOG(__log) \
+static int __log ## _set(void *data, u64 val) \
+{ \
+ struct kgsl_device *device = data; \
+ return kgsl_log_set(&device->__log, data, val); \
+} \
+static int __log ## _get(void *data, u64 *val) \
+{ \
+ struct kgsl_device *device = data; \
+ *val = device->__log; \
+ return 0; \
+} \
+DEFINE_SIMPLE_ATTRIBUTE(__log ## _fops, \
+__log ## _get, __log ## _set, "%llu\n"); \
+
+KGSL_DEBUGFS_LOG(drv_log);
+KGSL_DEBUGFS_LOG(cmd_log);
+KGSL_DEBUGFS_LOG(ctxt_log);
+KGSL_DEBUGFS_LOG(mem_log);
+KGSL_DEBUGFS_LOG(pwr_log);
+
+void kgsl_device_debugfs_init(struct kgsl_device *device)
+{
+ if (kgsl_debugfs_dir && !IS_ERR(kgsl_debugfs_dir))
+ device->d_debugfs = debugfs_create_dir(device->name,
+ kgsl_debugfs_dir);
+
+ if (!device->d_debugfs || IS_ERR(device->d_debugfs))
+ return;
+
+ device->cmd_log = KGSL_LOG_LEVEL_DEFAULT;
+ device->ctxt_log = KGSL_LOG_LEVEL_DEFAULT;
+ device->drv_log = KGSL_LOG_LEVEL_DEFAULT;
+ device->mem_log = KGSL_LOG_LEVEL_DEFAULT;
+ device->pwr_log = KGSL_LOG_LEVEL_DEFAULT;
+
+ debugfs_create_file("log_level_cmd", 0644, device->d_debugfs, device,
+ &cmd_log_fops);
+ debugfs_create_file("log_level_ctxt", 0644, device->d_debugfs, device,
+ &ctxt_log_fops);
+ debugfs_create_file("log_level_drv", 0644, device->d_debugfs, device,
+ &drv_log_fops);
+ debugfs_create_file("log_level_mem", 0644, device->d_debugfs, device,
+ &mem_log_fops);
+ debugfs_create_file("log_level_pwr", 0644, device->d_debugfs, device,
+ &pwr_log_fops);
+}
+
+void kgsl_core_debugfs_init(void)
+{
+ kgsl_debugfs_dir = debugfs_create_dir("kgsl", 0);
+}