In old header structure we were mixing type definitions and
declarations that prevent us from exposing some functions
as inline. Lets try to fix that.

Suggested-by: Chris Wilson <ch...@chris-wilson.co.uk>
Signed-off-by: Michal Wajdeczko <michal.wajdec...@intel.com>
Cc: Chris Wilson <ch...@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahti...@linux.intel.com>
Cc: Sagar Arun Kamble <sagar.a.kam...@intel.com>
---
 drivers/gpu/drm/i915/i915_debugfs.c   |   1 +
 drivers/gpu/drm/i915/i915_drv.h       |   2 +-
 drivers/gpu/drm/i915/i915_gem.c       |   1 +
 drivers/gpu/drm/i915/intel_guc_ct.c   |   1 +
 drivers/gpu/drm/i915/intel_guc_log.c  |   1 +
 drivers/gpu/drm/i915/intel_uc.h       | 180 +++-------------------------------
 drivers/gpu/drm/i915/intel_uc_types.h | 172 ++++++++++++++++++++++++++++++++
 7 files changed, 193 insertions(+), 165 deletions(-)
 create mode 100644 drivers/gpu/drm/i915/intel_uc_types.h

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c 
b/drivers/gpu/drm/i915/i915_debugfs.c
index b4a6ac6..8f85add 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -30,6 +30,7 @@
 #include <linux/sort.h>
 #include <linux/sched/mm.h>
 #include "intel_drv.h"
+#include "intel_uc.h"
 
 static inline struct drm_i915_private *node_to_i915(struct drm_info_node *node)
 {
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index b7cba89..521af91 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -58,7 +58,6 @@
 #include "intel_uncore.h"
 #include "intel_bios.h"
 #include "intel_dpll_mgr.h"
-#include "intel_uc.h"
 #include "intel_lrc.h"
 #include "intel_ringbuffer.h"
 
@@ -73,6 +72,7 @@
 
 #include "i915_vma.h"
 
+#include "intel_uc_types.h"
 #include "intel_gvt.h"
 
 /* General customization:
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 73eeb6b..fa70b7c 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -35,6 +35,7 @@
 #include "intel_drv.h"
 #include "intel_frontbuffer.h"
 #include "intel_mocs.h"
+#include "intel_uc.h"
 #include <linux/dma-fence-array.h>
 #include <linux/kthread.h>
 #include <linux/reservation.h>
diff --git a/drivers/gpu/drm/i915/intel_guc_ct.c 
b/drivers/gpu/drm/i915/intel_guc_ct.c
index c4cbec1..cbeecd2 100644
--- a/drivers/gpu/drm/i915/intel_guc_ct.c
+++ b/drivers/gpu/drm/i915/intel_guc_ct.c
@@ -23,6 +23,7 @@
 
 #include "i915_drv.h"
 #include "intel_guc_ct.h"
+#include "intel_uc.h"
 
 enum { CTB_SEND = 0, CTB_RECV = 1 };
 
diff --git a/drivers/gpu/drm/i915/intel_guc_log.c 
b/drivers/gpu/drm/i915/intel_guc_log.c
index 6571d96..024e3b1 100644
--- a/drivers/gpu/drm/i915/intel_guc_log.c
+++ b/drivers/gpu/drm/i915/intel_guc_log.c
@@ -24,6 +24,7 @@
 #include <linux/debugfs.h>
 #include <linux/relay.h>
 #include "i915_drv.h"
+#include "intel_uc.h"
 
 static void guc_log_capture_logs(struct intel_guc *guc);
 
diff --git a/drivers/gpu/drm/i915/intel_uc.h b/drivers/gpu/drm/i915/intel_uc.h
index 6966349..b0e8849 100644
--- a/drivers/gpu/drm/i915/intel_uc.h
+++ b/drivers/gpu/drm/i915/intel_uc.h
@@ -24,62 +24,8 @@
 #ifndef _INTEL_UC_H_
 #define _INTEL_UC_H_
 
-#include "intel_guc_fwif.h"
-#include "i915_guc_reg.h"
-#include "intel_ringbuffer.h"
-#include "intel_guc_ct.h"
-#include "i915_vma.h"
+#include "intel_uc_types.h"
 
-struct drm_i915_gem_request;
-
-/*
- * This structure primarily describes the GEM object shared with the GuC.
- * The specs sometimes refer to this object as a "GuC context", but we use
- * the term "client" to avoid confusion with hardware contexts. This
- * GEM object is held for the entire lifetime of our interaction with
- * the GuC, being allocated before the GuC is loaded with its firmware.
- * Because there's no way to update the address used by the GuC after
- * initialisation, the shared object must stay pinned into the GGTT as
- * long as the GuC is in use. We also keep the first page (only) mapped
- * into kernel address space, as it includes shared data that must be
- * updated on every request submission.
- *
- * The single GEM object described here is actually made up of several
- * separate areas, as far as the GuC is concerned. The first page (kept
- * kmap'd) includes the "process descriptor" which holds sequence data for
- * the doorbell, and one cacheline which actually *is* the doorbell; a
- * write to this will "ring the doorbell" (i.e. send an interrupt to the
- * GuC). The subsequent  pages of the client object constitute the work
- * queue (a circular array of work items), again described in the process
- * descriptor. Work queue pages are mapped momentarily as required.
- */
-struct i915_guc_client {
-       struct i915_vma *vma;
-       void *vaddr;
-       struct i915_gem_context *owner;
-       struct intel_guc *guc;
-
-       uint32_t engines;               /* bitmap of (host) engine ids  */
-       uint32_t priority;
-       u32 stage_id;
-       uint32_t proc_desc_offset;
-
-       u16 doorbell_id;
-       unsigned long doorbell_offset;
-
-       spinlock_t wq_lock;
-       /* Per-engine counts of GuC submissions */
-       uint64_t submissions[I915_NUM_ENGINES];
-};
-
-enum intel_uc_fw_status {
-       INTEL_UC_FIRMWARE_FAIL = -1,
-       INTEL_UC_FIRMWARE_NONE = 0,
-       INTEL_UC_FIRMWARE_PENDING,
-       INTEL_UC_FIRMWARE_SUCCESS
-};
-
-/* User-friendly representation of an enum */
 static inline
 const char *intel_uc_fw_status_repr(enum intel_uc_fw_status status)
 {
@@ -96,12 +42,6 @@ const char *intel_uc_fw_status_repr(enum intel_uc_fw_status 
status)
        return "<invalid>";
 }
 
-enum intel_uc_fw_type {
-       INTEL_UC_FW_TYPE_GUC,
-       INTEL_UC_FW_TYPE_HUC
-};
-
-/* User-friendly representation of an enum */
 static inline const char *intel_uc_fw_type_repr(enum intel_uc_fw_type type)
 {
        switch (type) {
@@ -113,93 +53,23 @@ static inline const char *intel_uc_fw_type_repr(enum 
intel_uc_fw_type type)
        return "uC";
 }
 
-/*
- * This structure encapsulates all the data needed during the process
- * of fetching, caching, and loading the firmware image into the GuC.
- */
-struct intel_uc_fw {
-       const char *path;
-       size_t size;
-       struct drm_i915_gem_object *obj;
-       enum intel_uc_fw_status fetch_status;
-       enum intel_uc_fw_status load_status;
-
-       uint16_t major_ver_wanted;
-       uint16_t minor_ver_wanted;
-       uint16_t major_ver_found;
-       uint16_t minor_ver_found;
-
-       enum intel_uc_fw_type type;
-       uint32_t header_size;
-       uint32_t header_offset;
-       uint32_t rsa_size;
-       uint32_t rsa_offset;
-       uint32_t ucode_size;
-       uint32_t ucode_offset;
-};
-
-struct intel_guc_log {
-       uint32_t flags;
-       struct i915_vma *vma;
-       /* The runtime stuff gets created only when GuC logging gets enabled */
-       struct {
-               void *buf_addr;
-               struct workqueue_struct *flush_wq;
-               struct work_struct flush_work;
-               struct rchan *relay_chan;
-       } runtime;
-       /* logging related stats */
-       u32 capture_miss_count;
-       u32 flush_interrupt_count;
-       u32 prev_overflow_count[GUC_MAX_LOG_BUFFER];
-       u32 total_overflow_count[GUC_MAX_LOG_BUFFER];
-       u32 flush_count[GUC_MAX_LOG_BUFFER];
-};
-
-struct intel_guc {
-       struct intel_uc_fw fw;
-       struct intel_guc_log log;
-       struct intel_guc_ct ct;
-
-       /* Log snapshot if GuC errors during load */
-       struct drm_i915_gem_object *load_err_log;
-
-       /* intel_guc_recv interrupt related state */
-       bool interrupts_enabled;
-
-       struct i915_vma *ads_vma;
-       struct i915_vma *stage_desc_pool;
-       void *stage_desc_pool_vaddr;
-       struct ida stage_ids;
-
-       struct i915_guc_client *execbuf_client;
-
-       DECLARE_BITMAP(doorbell_bitmap, GUC_NUM_DOORBELLS);
-       uint32_t db_cacheline;          /* Cyclic counter mod pagesize  */
-
-       /* GuC's FW specific registers used in MMIO send */
-       struct {
-               u32 base;
-               unsigned int count;
-               enum forcewake_domains fw_domains;
-       } send_regs;
-
-       /* To serialize the intel_guc_send actions */
-       struct mutex send_mutex;
-
-       /* GuC's FW specific send function */
-       int (*send)(struct intel_guc *guc, const u32 *data, u32 len);
-
-       /* GuC's FW specific notify function */
-       void (*notify)(struct intel_guc *guc);
-};
+static inline int intel_guc_send(struct intel_guc *guc, const u32 *action, u32 
len)
+{
+       return guc->send(guc, action, len);
+}
 
-struct intel_huc {
-       /* Generic uC firmware management */
-       struct intel_uc_fw fw;
+static inline void intel_guc_notify(struct intel_guc *guc)
+{
+       guc->notify(guc);
+}
 
-       /* HuC-specific additions */
-};
+static inline u32 guc_ggtt_offset(struct i915_vma *vma)
+{
+       u32 offset = i915_ggtt_offset(vma);
+       GEM_BUG_ON(offset < GUC_WOPCM_TOP);
+       GEM_BUG_ON(range_overflows_t(u64, offset, vma->size, GUC_GGTT_TOP));
+       return offset;
+}
 
 /* intel_uc.c */
 void intel_uc_sanitize_options(struct drm_i915_private *dev_priv);
@@ -213,16 +83,6 @@ int intel_guc_send_nop(struct intel_guc *guc, const u32 
*action, u32 len);
 int intel_guc_send_mmio(struct intel_guc *guc, const u32 *action, u32 len);
 int intel_guc_auth_huc(struct intel_guc *guc, u32 rsa_offset);
 
-static inline int intel_guc_send(struct intel_guc *guc, const u32 *action, u32 
len)
-{
-       return guc->send(guc, action, len);
-}
-
-static inline void intel_guc_notify(struct intel_guc *guc)
-{
-       guc->notify(guc);
-}
-
 /* intel_guc_loader.c */
 int intel_guc_select_fw(struct intel_guc *guc);
 int intel_guc_init_hw(struct intel_guc *guc);
@@ -244,14 +104,6 @@ int i915_guc_log_control(struct drm_i915_private 
*dev_priv, u64 control_val);
 void i915_guc_log_register(struct drm_i915_private *dev_priv);
 void i915_guc_log_unregister(struct drm_i915_private *dev_priv);
 
-static inline u32 guc_ggtt_offset(struct i915_vma *vma)
-{
-       u32 offset = i915_ggtt_offset(vma);
-       GEM_BUG_ON(offset < GUC_WOPCM_TOP);
-       GEM_BUG_ON(range_overflows_t(u64, offset, vma->size, GUC_GGTT_TOP));
-       return offset;
-}
-
 /* intel_huc.c */
 void intel_huc_select_fw(struct intel_huc *huc);
 void intel_huc_init_hw(struct intel_huc *huc);
diff --git a/drivers/gpu/drm/i915/intel_uc_types.h 
b/drivers/gpu/drm/i915/intel_uc_types.h
new file mode 100644
index 0000000..fe3b19d
--- /dev/null
+++ b/drivers/gpu/drm/i915/intel_uc_types.h
@@ -0,0 +1,172 @@
+/*
+ * Copyright © 2014-2017 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 _INTEL_UC_TYPES_H_
+#define _INTEL_UC_TYPES_H_
+
+#include "i915_guc_reg.h"
+#include "intel_guc_ct.h"
+
+struct i915_guc_client;
+
+enum intel_uc_fw_status {
+       INTEL_UC_FIRMWARE_FAIL = -1,
+       INTEL_UC_FIRMWARE_NONE = 0,
+       INTEL_UC_FIRMWARE_PENDING,
+       INTEL_UC_FIRMWARE_SUCCESS
+};
+
+enum intel_uc_fw_type {
+       INTEL_UC_FW_TYPE_GUC,
+       INTEL_UC_FW_TYPE_HUC
+};
+
+/*
+ * This structure encapsulates all the data needed during the process
+ * of fetching, caching, and loading the firmware image into the GuC.
+ */
+struct intel_uc_fw {
+       const char *path;
+       size_t size;
+       struct drm_i915_gem_object *obj;
+       enum intel_uc_fw_status fetch_status;
+       enum intel_uc_fw_status load_status;
+
+       uint16_t major_ver_wanted;
+       uint16_t minor_ver_wanted;
+       uint16_t major_ver_found;
+       uint16_t minor_ver_found;
+
+       enum intel_uc_fw_type type;
+       uint32_t header_size;
+       uint32_t header_offset;
+       uint32_t rsa_size;
+       uint32_t rsa_offset;
+       uint32_t ucode_size;
+       uint32_t ucode_offset;
+};
+
+struct intel_guc_log {
+       uint32_t flags;
+       struct i915_vma *vma;
+       /* The runtime stuff gets created only when GuC logging gets enabled */
+       struct {
+               void *buf_addr;
+               struct workqueue_struct *flush_wq;
+               struct work_struct flush_work;
+               struct rchan *relay_chan;
+       } runtime;
+       /* logging related stats */
+       u32 capture_miss_count;
+       u32 flush_interrupt_count;
+       u32 prev_overflow_count[GUC_MAX_LOG_BUFFER];
+       u32 total_overflow_count[GUC_MAX_LOG_BUFFER];
+       u32 flush_count[GUC_MAX_LOG_BUFFER];
+};
+
+struct intel_guc {
+       struct intel_uc_fw fw;
+       struct intel_guc_log log;
+       struct intel_guc_ct ct;
+
+       /* Log snapshot if GuC errors during load */
+       struct drm_i915_gem_object *load_err_log;
+
+       /* intel_guc_recv interrupt related state */
+       bool interrupts_enabled;
+
+       struct i915_vma *ads_vma;
+       struct i915_vma *stage_desc_pool;
+       void *stage_desc_pool_vaddr;
+       struct ida stage_ids;
+
+       struct i915_guc_client *execbuf_client;
+
+       DECLARE_BITMAP(doorbell_bitmap, GUC_NUM_DOORBELLS);
+       uint32_t db_cacheline;          /* Cyclic counter mod pagesize  */
+
+       /* GuC's FW specific registers used in MMIO send */
+       struct {
+               u32 base;
+               unsigned int count;
+               enum forcewake_domains fw_domains;
+       } send_regs;
+
+       /* To serialize the intel_guc_send actions */
+       struct mutex send_mutex;
+
+       /* GuC's FW specific send function */
+       int (*send)(struct intel_guc *guc, const u32 *data, u32 len);
+
+       /* GuC's FW specific notify function */
+       void (*notify)(struct intel_guc *guc);
+};
+
+struct intel_huc {
+       /* Generic uC firmware management */
+       struct intel_uc_fw fw;
+
+       /* HuC-specific additions */
+};
+
+/*
+ * This structure primarily describes the GEM object shared with the GuC.
+ * The specs sometimes refer to this object as a "GuC context", but we use
+ * the term "client" to avoid confusion with hardware contexts. This
+ * GEM object is held for the entire lifetime of our interaction with
+ * the GuC, being allocated before the GuC is loaded with its firmware.
+ * Because there's no way to update the address used by the GuC after
+ * initialisation, the shared object must stay pinned into the GGTT as
+ * long as the GuC is in use. We also keep the first page (only) mapped
+ * into kernel address space, as it includes shared data that must be
+ * updated on every request submission.
+ *
+ * The single GEM object described here is actually made up of several
+ * separate areas, as far as the GuC is concerned. The first page (kept
+ * kmap'd) includes the "process descriptor" which holds sequence data for
+ * the doorbell, and one cacheline which actually *is* the doorbell; a
+ * write to this will "ring the doorbell" (i.e. send an interrupt to the
+ * GuC). The subsequent  pages of the client object constitute the work
+ * queue (a circular array of work items), again described in the process
+ * descriptor. Work queue pages are mapped momentarily as required.
+ */
+struct i915_guc_client {
+       struct i915_vma *vma;
+       void *vaddr;
+       struct i915_gem_context *owner;
+       struct intel_guc *guc;
+
+       uint32_t engines;               /* bitmap of (host) engine ids  */
+       uint32_t priority;
+       u32 stage_id;
+       uint32_t proc_desc_offset;
+
+       u16 doorbell_id;
+       unsigned long doorbell_offset;
+
+       spinlock_t wq_lock;
+       /* Per-engine counts of GuC submissions */
+       uint64_t submissions[I915_NUM_ENGINES];
+};
+
+#endif
-- 
2.7.4

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