Resguardo inicial

2026-09-06 12:53:21 -06:00
parent 662efe3c2a
commit ad2088d178
94853 changed files with 43200404 additions and 0 deletions
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/**************************************************************************
+ * Copyright (c) 2007-2008, Intel Corporation.
+ * All Rights Reserved.
+ *
+ **************************************************************************/
+
+#ifndef _PSB_GTT_H_
+#define _PSB_GTT_H_
+
+#include <drm/drm_gem.h>
+
+struct drm_psb_private;
+
+/* This wants cleaning up with respect to the psb_dev and un-needed stuff */
+struct psb_gtt {
+	uint32_t gatt_start;
+	uint32_t mmu_gatt_start;
+	uint32_t gtt_start;
+	uint32_t gtt_phys_start;
+	unsigned gtt_pages;
+	unsigned gatt_pages;
+	unsigned long stolen_size;
+	unsigned long vram_stolen_size;
+};
+
+/* Exported functions */
+int psb_gtt_init(struct drm_device *dev);
+void psb_gtt_fini(struct drm_device *dev);
+int psb_gtt_resume(struct drm_device *dev);
+
+int psb_gtt_allocate_resource(struct drm_psb_private *pdev, struct resource *res,
+			      const char *name, resource_size_t size, resource_size_t align,
+			      bool stolen, u32 *offset);
+
+uint32_t psb_gtt_mask_pte(uint32_t pfn, int type);
+void psb_gtt_insert_pages(struct drm_psb_private *pdev, const struct resource *res,
+			  struct page **pages);
+void psb_gtt_remove_pages(struct drm_psb_private *pdev, const struct resource *res);
+
+#endif