Merge remote-tracking branch 'sumit-lts/lts-4.4.y-hikey' into linux-4.4.y4.4.87-rc1-hikey-20170905

1 files changed, 45 insertions, 0 deletions

diff --git a/drivers/gpu/arm/utgard/common/mali_dlbu.h b/drivers/gpu/arm/utgard/common/mali_dlbu.h
new file mode 100644
index 000000000000..6b068884bd49
--- /dev/null
+++ b/drivers/gpu/arm/utgard/common/mali_dlbu.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2012-2015 ARM Limited. All rights reserved.
+ * 
+ * This program is free software and is provided to you under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
+ * 
+ * A copy of the licence is included with the program, and can also be obtained from Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#ifndef __MALI_DLBU_H__
+#define __MALI_DLBU_H__
+
+#define MALI_DLBU_VIRT_ADDR 0xFFF00000 /* master tile virtual address fixed at this value and mapped into every session */
+
+#include "mali_osk.h"
+
+struct mali_pp_job;
+struct mali_group;
+struct mali_dlbu_core;
+
+extern mali_dma_addr mali_dlbu_phys_addr;
+
+_mali_osk_errcode_t mali_dlbu_initialize(void);
+void mali_dlbu_terminate(void);
+
+struct mali_dlbu_core *mali_dlbu_create(const _mali_osk_resource_t *resource);
+void mali_dlbu_delete(struct mali_dlbu_core *dlbu);
+
+_mali_osk_errcode_t mali_dlbu_reset(struct mali_dlbu_core *dlbu);
+
+void mali_dlbu_add_group(struct mali_dlbu_core *dlbu, struct mali_group *group);
+void mali_dlbu_remove_group(struct mali_dlbu_core *dlbu, struct mali_group *group);
+
+/** @brief Called to update HW after DLBU state changed
+ *
+ * This function must be called after \a mali_dlbu_add_group or \a
+ * mali_dlbu_remove_group to write the updated mask to hardware, unless the
+ * same is accomplished by calling \a mali_dlbu_reset.
+ */
+void mali_dlbu_update_mask(struct mali_dlbu_core *dlbu);
+
+void mali_dlbu_config_job(struct mali_dlbu_core *dlbu, struct mali_pp_job *job);
+
+#endif /* __MALI_DLBU_H__ */