Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 130 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/i915_gem.h b/drivers/gpu/drm/i915/i915_gem.h
new file mode 100644
index 000000000..a5cdf6662
--- /dev/null
+++ b/drivers/gpu/drm/i915/i915_gem.h
@@ -0,0 +1,130 @@
+/*
+ * Copyright © 2016 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ */
+
+#ifndef __I915_GEM_H__
+#define __I915_GEM_H__
+
+#include <linux/bug.h>
+#include <linux/types.h>
+
+#include <drm/drm_drv.h>
+
+#include "i915_utils.h"
+
+struct drm_file;
+struct drm_i915_gem_object;
+struct drm_i915_private;
+struct i915_gem_ww_ctx;
+struct i915_gtt_view;
+struct i915_vma;
+
+void i915_gem_init_early(struct drm_i915_private *i915);
+void i915_gem_cleanup_early(struct drm_i915_private *i915);
+
+void i915_gem_drain_freed_objects(struct drm_i915_private *i915);
+void i915_gem_drain_workqueue(struct drm_i915_private *i915);
+
+struct i915_vma * __must_check
+i915_gem_object_ggtt_pin_ww(struct drm_i915_gem_object *obj,
+			    struct i915_gem_ww_ctx *ww,
+			    const struct i915_gtt_view *view,
+			    u64 size, u64 alignment, u64 flags);
+
+struct i915_vma * __must_check
+i915_gem_object_ggtt_pin(struct drm_i915_gem_object *obj,
+			 const struct i915_gtt_view *view,
+			 u64 size, u64 alignment, u64 flags);
+
+int i915_gem_object_unbind(struct drm_i915_gem_object *obj,
+			   unsigned long flags);
+#define I915_GEM_OBJECT_UNBIND_ACTIVE BIT(0)
+#define I915_GEM_OBJECT_UNBIND_BARRIER BIT(1)
+#define I915_GEM_OBJECT_UNBIND_TEST BIT(2)
+#define I915_GEM_OBJECT_UNBIND_VM_TRYLOCK BIT(3)
+#define I915_GEM_OBJECT_UNBIND_ASYNC BIT(4)
+
+void i915_gem_runtime_suspend(struct drm_i915_private *i915);
+
+int __must_check i915_gem_init(struct drm_i915_private *i915);
+void i915_gem_driver_register(struct drm_i915_private *i915);
+void i915_gem_driver_unregister(struct drm_i915_private *i915);
+void i915_gem_driver_remove(struct drm_i915_private *i915);
+void i915_gem_driver_release(struct drm_i915_private *i915);
+
+int i915_gem_open(struct drm_i915_private *i915, struct drm_file *file);
+
+/* FIXME: All of the below belong somewhere else. */
+
+#ifdef CONFIG_DRM_I915_DEBUG_GEM
+
+#define GEM_SHOW_DEBUG() drm_debug_enabled(DRM_UT_DRIVER)
+
+#ifdef CONFIG_DRM_I915_DEBUG_GEM_ONCE
+#define __GEM_BUG(cond) BUG()
+#else
+#define __GEM_BUG(cond) \
+	WARN(1, "%s:%d GEM_BUG_ON(%s)\n", __func__, __LINE__, __stringify(cond))
+#endif
+
+#define GEM_BUG_ON(condition) do { if (unlikely((condition))) {	\
+		GEM_TRACE_ERR("%s:%d GEM_BUG_ON(%s)\n", \
+			      __func__, __LINE__, __stringify(condition)); \
+		GEM_TRACE_DUMP(); \
+		__GEM_BUG(condition); \
+		} \
+	} while(0)
+#define GEM_WARN_ON(expr) WARN_ON(expr)
+
+#define GEM_DEBUG_WARN_ON(expr) GEM_WARN_ON(expr)
+
+#else
+
+#define GEM_SHOW_DEBUG() (0)
+
+#define GEM_BUG_ON(expr) BUILD_BUG_ON_INVALID(expr)
+#define GEM_WARN_ON(expr) ({ unlikely(!!(expr)); })
+
+#define GEM_DEBUG_WARN_ON(expr) ({ BUILD_BUG_ON_INVALID(expr); 0; })
+#endif
+
+#if IS_ENABLED(CONFIG_DRM_I915_TRACE_GEM)
+#define GEM_TRACE(...) trace_printk(__VA_ARGS__)
+#define GEM_TRACE_ERR(...) do {						\
+	pr_err(__VA_ARGS__);						\
+	trace_printk(__VA_ARGS__);					\
+} while (0)
+#define GEM_TRACE_DUMP() \
+	do { ftrace_dump(DUMP_ALL); __add_taint_for_CI(TAINT_WARN); } while (0)
+#define GEM_TRACE_DUMP_ON(expr) \
+	do { if (expr) GEM_TRACE_DUMP(); } while (0)
+#else
+#define GEM_TRACE(...) do { } while (0)
+#define GEM_TRACE_ERR(...) do { } while (0)
+#define GEM_TRACE_DUMP() do { } while (0)
+#define GEM_TRACE_DUMP_ON(expr) BUILD_BUG_ON_INVALID(expr)
+#endif
+
+#define I915_GEM_IDLE_TIMEOUT (HZ / 5)
+
+#endif /* __I915_GEM_H__ */