Limit the scope of struct drm_i915_file_private to the files that
actually need it.
Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
drivers/gpu/drm/i915/gem/i915_gem_context.c | 1 +
.../gpu/drm/i915/gem/i915_gem_execbuffer.c | 1 +
drivers/gpu/drm/i915/gem/i915_gem_object.c | 1 +
drivers/gpu/drm/i915/gem/i915_gem_throttle.c | 1 +
.../gpu/drm/i915/gem/selftests/mock_context.c | 1 +
drivers/gpu/drm/i915/gt/intel_reset.c | 1 +
drivers/gpu/drm/i915/i915_driver.c | 1 +
drivers/gpu/drm/i915/i915_drv.h | 93 ---------------
drivers/gpu/drm/i915/i915_file_private.h | 108 ++++++++++++++++++
drivers/gpu/drm/i915/i915_gem.c | 2 +-
drivers/gpu/drm/i915/i915_perf.c | 1 +
11 files changed, 117 insertions(+), 94 deletions(-)
create mode 100644 drivers/gpu/drm/i915/i915_file_private.h
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c
b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index fff09df0009e..77bebaa4fe2e 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -79,6 +79,7 @@
#include "pxp/intel_pxp.h"
+#include "i915_file_private.h"
#include "i915_gem_context.h"
#include "i915_trace.h"
#include "i915_user_extensions.h"
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index 377aada6269d..c965960d4bcc 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -25,6 +25,7 @@
#include "i915_cmd_parser.h"
#include "i915_drv.h"
+#include "i915_file_private.h"
#include "i915_gem_clflush.h"
#include "i915_gem_context.h"
#include "i915_gem_evict.h"
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.c
b/drivers/gpu/drm/i915/gem/i915_gem_object.c
index 6b719368467e..160431b41fa7 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_object.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_object.c
@@ -28,6 +28,7 @@
#include "pxp/intel_pxp.h"
#include "i915_drv.h"
+#include "i915_file_private.h"
#include "i915_gem_clflush.h"
#include "i915_gem_context.h"
#include "i915_gem_dmabuf.h"
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_throttle.c
b/drivers/gpu/drm/i915/gem/i915_gem_throttle.c
index 75501db71041..af85d0c28168 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_throttle.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_throttle.c
@@ -9,6 +9,7 @@
#include <drm/drm_file.h>
#include "i915_drv.h"
+#include "i915_file_private.h"
#include "i915_gem_context.h"
#include "i915_gem_ioctls.h"
#include "i915_gem_object.h"
diff --git a/drivers/gpu/drm/i915/gem/selftests/mock_context.c
b/drivers/gpu/drm/i915/gem/selftests/mock_context.c
index c0a8ef368044..6d6082b5f31f 100644
--- a/drivers/gpu/drm/i915/gem/selftests/mock_context.c
+++ b/drivers/gpu/drm/i915/gem/selftests/mock_context.c
@@ -4,6 +4,7 @@
* Copyright © 2016 Intel Corporation
*/
+#include "i915_file_private.h"
#include "mock_context.h"
#include "selftests/mock_drm.h"
#include "selftests/mock_gtt.h"
diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c
b/drivers/gpu/drm/i915/gt/intel_reset.c
index 7be0002d9d70..a4ad1cd455b9 100644
--- a/drivers/gpu/drm/i915/gt/intel_reset.c
+++ b/drivers/gpu/drm/i915/gt/intel_reset.c
@@ -12,6 +12,7 @@
#include "gem/i915_gem_context.h"
#include "i915_drv.h"
+#include "i915_file_private.h"
#include "i915_gpu_error.h"
#include "i915_irq.h"
#include "intel_breadcrumbs.h"
diff --git a/drivers/gpu/drm/i915/i915_driver.c
b/drivers/gpu/drm/i915/i915_driver.c
index a1b5cf212e74..2471b9328f09 100644
--- a/drivers/gpu/drm/i915/i915_driver.c
+++ b/drivers/gpu/drm/i915/i915_driver.c
@@ -73,6 +73,7 @@
#include "pxp/intel_pxp_pm.h"
+#include "i915_file_private.h"
#include "i915_debugfs.h"
#include "i915_driver.h"
#include "i915_drv.h"
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 784a01dbdf60..ced8bdde88db 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -48,7 +48,6 @@
#include <linux/dma-resv.h>
#include <linux/shmem_fs.h>
#include <linux/stackdepot.h>
-#include <linux/xarray.h>
#include <drm/drm_gem.h>
#include <drm/drm_auth.h>
@@ -169,98 +168,6 @@ struct i915_hotplug {
struct drm_i915_private;
-struct drm_i915_file_private {
- struct drm_i915_private *dev_priv;
-
- union {
- struct drm_file *file;
- struct rcu_head rcu;
- };
-
- /** @proto_context_lock: Guards all struct i915_gem_proto_context
- * operations
- *
- * This not only guards @proto_context_xa, but is always held
- * whenever we manipulate any struct i915_gem_proto_context,
- * including finalizing it on first actual use of the GEM context.
- *
- * See i915_gem_proto_context.
- */
- struct mutex proto_context_lock;
-
- /** @proto_context_xa: xarray of struct i915_gem_proto_context
- *
- * Historically, the context uAPI allowed for two methods of
- * setting context parameters: SET_CONTEXT_PARAM and
- * CONTEXT_CREATE_EXT_SETPARAM. The former is allowed to be called
- * at any time while the later happens as part of
- * GEM_CONTEXT_CREATE. Everything settable via one was settable
- * via the other. While some params are fairly simple and setting
- * them on a live context is harmless such as the context priority,
- * others are far trickier such as the VM or the set of engines.
- * In order to swap out the VM, for instance, we have to delay
- * until all current in-flight work is complete, swap in the new
- * VM, and then continue. This leads to a plethora of potential
- * race conditions we'd really rather avoid.
- *
- * We have since disallowed setting these more complex parameters
- * on active contexts. This works by delaying the creation of the
- * actual context until after the client is done configuring it
- * with SET_CONTEXT_PARAM. From the perspective of the client, it
- * has the same u32 context ID the whole time. From the
- * perspective of i915, however, it's a struct i915_gem_proto_context
- * right up until the point where we attempt to do something which
- * the proto-context can't handle. Then the struct i915_gem_context
- * gets created.
- *
- * This is accomplished via a little xarray dance. When
- * GEM_CONTEXT_CREATE is called, we create a struct
- * i915_gem_proto_context, reserve a slot in @context_xa but leave
- * it NULL, and place the proto-context in the corresponding slot
- * in @proto_context_xa. Then, in i915_gem_context_lookup(), we
- * first check @context_xa. If it's there, we return the struct
- * i915_gem_context and we're done. If it's not, we look in
- * @proto_context_xa and, if we find it there, we create the actual
- * context and kill the proto-context.
- *
- * In order for this dance to work properly, everything which ever
- * touches a struct i915_gem_proto_context is guarded by
- * @proto_context_lock, including context creation. Yes, this
- * means context creation now takes a giant global lock but it
- * can't really be helped and that should never be on any driver's
- * fast-path anyway.
- */
- struct xarray proto_context_xa;
-
- /** @context_xa: xarray of fully created i915_gem_context
- *
- * Write access to this xarray is guarded by @proto_context_lock.
- * Otherwise, writers may race with finalize_create_context_locked().
- *
- * See @proto_context_xa.
- */
- struct xarray context_xa;
- struct xarray vm_xa;
-
- unsigned int bsd_engine;
-
-/*
- * Every context ban increments per client ban score. Also
- * hangs in short succession increments ban score. If ban threshold
- * is reached, client is considered banned and submitting more work
- * will fail. This is a stop gap measure to limit the badly behaving
- * clients access to gpu. Note that unbannable contexts never increment
- * the client ban score.
- */
-#define I915_CLIENT_SCORE_HANG_FAST 1
-#define I915_CLIENT_FAST_HANG_JIFFIES (60 * HZ)
-#define I915_CLIENT_SCORE_CONTEXT_BAN 3
-#define I915_CLIENT_SCORE_BANNED 9
- /** ban_score: Accumulated score of all ctx bans and fast hangs. */
- atomic_t ban_score;
- unsigned long hang_timestamp;
-};
-
/* Interface history:
*
* 1.1: Original.
diff --git a/drivers/gpu/drm/i915/i915_file_private.h
b/drivers/gpu/drm/i915/i915_file_private.h
new file mode 100644
index 000000000000..fb16cc431b2a
--- /dev/null
+++ b/drivers/gpu/drm/i915/i915_file_private.h
@@ -0,0 +1,108 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+
+#ifndef __I915_FILE_PRIVATE_H__
+#define __I915_FILE_PRIVATE_H__
+
+#include <linux/mutex.h>
+#include <linux/types.h>
+#include <linux/xarray.h>
+
+struct drm_i915_private;
+struct drm_file;
+
+struct drm_i915_file_private {
+ struct drm_i915_private *dev_priv;
+
+ union {
+ struct drm_file *file;
+ struct rcu_head rcu;
+ };
+
+ /** @proto_context_lock: Guards all struct i915_gem_proto_context
+ * operations
+ *
+ * This not only guards @proto_context_xa, but is always held
+ * whenever we manipulate any struct i915_gem_proto_context,
+ * including finalizing it on first actual use of the GEM context.
+ *
+ * See i915_gem_proto_context.
+ */
+ struct mutex proto_context_lock;
+
+ /** @proto_context_xa: xarray of struct i915_gem_proto_context
+ *
+ * Historically, the context uAPI allowed for two methods of
+ * setting context parameters: SET_CONTEXT_PARAM and
+ * CONTEXT_CREATE_EXT_SETPARAM. The former is allowed to be called
+ * at any time while the later happens as part of
+ * GEM_CONTEXT_CREATE. Everything settable via one was settable
+ * via the other. While some params are fairly simple and setting
+ * them on a live context is harmless such as the context priority,
+ * others are far trickier such as the VM or the set of engines.
+ * In order to swap out the VM, for instance, we have to delay
+ * until all current in-flight work is complete, swap in the new
+ * VM, and then continue. This leads to a plethora of potential
+ * race conditions we'd really rather avoid.
+ *
+ * We have since disallowed setting these more complex parameters
+ * on active contexts. This works by delaying the creation of the
+ * actual context until after the client is done configuring it
+ * with SET_CONTEXT_PARAM. From the perspective of the client, it
+ * has the same u32 context ID the whole time. From the
+ * perspective of i915, however, it's a struct i915_gem_proto_context
+ * right up until the point where we attempt to do something which
+ * the proto-context can't handle. Then the struct i915_gem_context
+ * gets created.
+ *
+ * This is accomplished via a little xarray dance. When
+ * GEM_CONTEXT_CREATE is called, we create a struct
+ * i915_gem_proto_context, reserve a slot in @context_xa but leave
+ * it NULL, and place the proto-context in the corresponding slot
+ * in @proto_context_xa. Then, in i915_gem_context_lookup(), we
+ * first check @context_xa. If it's there, we return the struct
+ * i915_gem_context and we're done. If it's not, we look in
+ * @proto_context_xa and, if we find it there, we create the actual
+ * context and kill the proto-context.
+ *
+ * In order for this dance to work properly, everything which ever
+ * touches a struct i915_gem_proto_context is guarded by
+ * @proto_context_lock, including context creation. Yes, this
+ * means context creation now takes a giant global lock but it
+ * can't really be helped and that should never be on any driver's
+ * fast-path anyway.
+ */
+ struct xarray proto_context_xa;
+
+ /** @context_xa: xarray of fully created i915_gem_context
+ *
+ * Write access to this xarray is guarded by @proto_context_lock.
+ * Otherwise, writers may race with finalize_create_context_locked().
+ *
+ * See @proto_context_xa.
+ */
+ struct xarray context_xa;
+ struct xarray vm_xa;
+
+ unsigned int bsd_engine;
+
+/*
+ * Every context ban increments per client ban score. Also
+ * hangs in short succession increments ban score. If ban threshold
+ * is reached, client is considered banned and submitting more work
+ * will fail. This is a stop gap measure to limit the badly behaving
+ * clients access to gpu. Note that unbannable contexts never increment
+ * the client ban score.
+ */
+#define I915_CLIENT_SCORE_HANG_FAST 1
+#define I915_CLIENT_FAST_HANG_JIFFIES (60 * HZ)
+#define I915_CLIENT_SCORE_CONTEXT_BAN 3
+#define I915_CLIENT_SCORE_BANNED 9
+ /** ban_score: Accumulated score of all ctx bans and fast hangs. */
+ atomic_t ban_score;
+ unsigned long hang_timestamp;
+};
+
+#endif /* __I915_FILE_PRIVATE_H__ */
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 7b66d90318ce..6eb568925080 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -53,9 +53,9 @@
#include "gt/intel_workarounds.h"
#include "i915_drv.h"
+#include "i915_file_private.h"
#include "i915_trace.h"
#include "i915_vgpu.h"
-
#include "intel_pm.h"
static int
diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c
index fdccc904805d..57b9c08aec3a 100644
--- a/drivers/gpu/drm/i915/i915_perf.c
+++ b/drivers/gpu/drm/i915/i915_perf.c
@@ -207,6 +207,7 @@
#include "gt/intel_ring.h"
#include "i915_drv.h"
+#include "i915_file_private.h"
#include "i915_perf.h"
/* HW requires this to be a power of two, between 128k and 16M, though driver
--
2.30.2
