1 files changed, 104 insertions, 0 deletions
diff --git a/drivers/gpu/arm/utgard/common/mali_pm_domain.h b/drivers/gpu/arm/utgard/common/mali_pm_domain.h
new file mode 100644
index 000000000000..aceb3449359a
--- /dev/null
+++ b/drivers/gpu/arm/utgard/common/mali_pm_domain.h
@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2013-2015 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_PM_DOMAIN_H__
+#define __MALI_PM_DOMAIN_H__
+
+#include "mali_kernel_common.h"
+#include "mali_osk.h"
+
+#include "mali_l2_cache.h"
+#include "mali_group.h"
+#include "mali_pmu.h"
+
+/* Instances are protected by PM state lock */
+struct mali_pm_domain {
+	mali_bool power_is_on;
+	s32 use_count;
+	u32 pmu_mask;
+
+	/* Zero or more groups can belong to this domain */
+	_mali_osk_list_t group_list;
+
+	/* Zero or more L2 caches can belong to this domain */
+	_mali_osk_list_t l2_cache_list;
+};
+
+
+void mali_pm_domain_initialize(void);
+void mali_pm_domain_terminate(void);
+
+struct mali_pm_domain *mali_pm_domain_create(u32 pmu_mask);
+void mali_pm_domain_delete(struct mali_pm_domain *domain);
+
+void mali_pm_domain_add_l2_cache(
+	struct mali_pm_domain *domain,
+	struct mali_l2_cache_core *l2_cache);
+void mali_pm_domain_add_group(struct mali_pm_domain *domain,
+			      struct mali_group *group);
+
+struct mali_pm_domain *mali_pm_domain_get_from_mask(u32 mask);
+struct mali_pm_domain *mali_pm_domain_get_from_index(u32 id);
+
+/* Ref counting */
+u32 mali_pm_domain_ref_get(struct mali_pm_domain *domain);
+u32 mali_pm_domain_ref_put(struct mali_pm_domain *domain);
+
+MALI_STATIC_INLINE _mali_osk_list_t *mali_pm_domain_get_group_list(
+	struct mali_pm_domain *domain)
+{
+	MALI_DEBUG_ASSERT_POINTER(domain);
+	return &domain->group_list;
+}
+
+MALI_STATIC_INLINE _mali_osk_list_t *mali_pm_domain_get_l2_cache_list(
+	struct mali_pm_domain *domain)
+{
+	MALI_DEBUG_ASSERT_POINTER(domain);
+	return &domain->l2_cache_list;
+}
+
+MALI_STATIC_INLINE mali_bool mali_pm_domain_power_is_on(
+	struct mali_pm_domain *domain)
+{
+	MALI_DEBUG_ASSERT_POINTER(domain);
+	return domain->power_is_on;
+}
+
+MALI_STATIC_INLINE void mali_pm_domain_set_power_on(
+	struct mali_pm_domain *domain,
+	mali_bool power_is_on)
+{
+	MALI_DEBUG_ASSERT_POINTER(domain);
+	domain->power_is_on = power_is_on;
+}
+
+MALI_STATIC_INLINE u32 mali_pm_domain_get_use_count(
+	struct mali_pm_domain *domain)
+{
+	MALI_DEBUG_ASSERT_POINTER(domain);
+	return domain->use_count;
+}
+
+#if MALI_STATE_TRACKING
+u32 mali_pm_domain_get_id(struct mali_pm_domain *domain);
+
+MALI_STATIC_INLINE u32 mali_pm_domain_get_mask(struct mali_pm_domain *domain)
+{
+	MALI_DEBUG_ASSERT_POINTER(domain);
+	return domain->pmu_mask;
+}
+#endif
+
+#if defined(DEBUG)
+mali_bool mali_pm_domain_all_unused(void);
+#endif
+
+#endif /* __MALI_PM_DOMAIN_H__ */