Create intel_guc.c and move guc communication init functionality from
intel_uc.c. Prepared new initialization function intel_guc_init_early.
Moved below functions to intel_guc.c.
1. intel_guc_send_nop
2. gen8_guc_raise_irq
And below functions to intel_guc.h.
1. intel_guc_send
2. intel_guc_notify
Cc: Michal Wajdeczko <michal.wajdeczko@xxxxxxxxx>
Cc: Michał Winiarski <michal.winiarski@xxxxxxxxx>
Signed-off-by: Sagar Arun Kamble <sagar.a.kamble@xxxxxxxxx>
---
drivers/gpu/drm/i915/Makefile | 1 +
drivers/gpu/drm/i915/i915_guc_submission.c | 1 +
drivers/gpu/drm/i915/intel_guc.c | 47 ++++++++++++++++++++++++++++++
drivers/gpu/drm/i915/intel_guc.h | 43 +++++++++++++++++++++++++++
drivers/gpu/drm/i915/intel_guc_ct.c | 1 +
drivers/gpu/drm/i915/intel_guc_log.c | 1 +
drivers/gpu/drm/i915/intel_huc.c | 1 +
drivers/gpu/drm/i915/intel_uc.c | 22 ++------------
drivers/gpu/drm/i915/intel_uc.h | 11 -------
9 files changed, 97 insertions(+), 31 deletions(-)
create mode 100644 drivers/gpu/drm/i915/intel_guc.c
create mode 100644 drivers/gpu/drm/i915/intel_guc.h
diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index 1cb8059..e13fc19 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -59,6 +59,7 @@ i915-y += i915_cmd_parser.o \
# general-purpose microcontroller (GuC) support
i915-y += intel_uc.o \
+ intel_guc.o \
intel_guc_ct.o \
intel_guc_log.o \
intel_guc_loader.o \
diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c
index 3f9d227..f37cd47 100644
--- a/drivers/gpu/drm/i915/i915_guc_submission.c
+++ b/drivers/gpu/drm/i915/i915_guc_submission.c
@@ -24,6 +24,7 @@
#include <linux/circ_buf.h>
#include "i915_drv.h"
#include "intel_uc.h"
+#include "intel_guc.h"
#include <trace/events/dma_fence.h>
diff --git a/drivers/gpu/drm/i915/intel_guc.c b/drivers/gpu/drm/i915/intel_guc.c
new file mode 100644
index 0000000..0c62cc2
--- /dev/null
+++ b/drivers/gpu/drm/i915/intel_guc.c
@@ -0,0 +1,47 @@
+/*
+ * Copyright © 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.
+ *
+ */
+
+#include "i915_drv.h"
+
+int intel_guc_send_nop(struct intel_guc *guc, const u32 *action, u32 len)
+{
+ WARN(1, "Unexpected send: action=%#x\n", *action);
+ return -ENODEV;
+}
+
+static void gen8_guc_raise_irq(struct intel_guc *guc)
+{
+ struct drm_i915_private *dev_priv = guc_to_i915(guc);
+
+ I915_WRITE(GUC_SEND_INTERRUPT, GUC_SEND_TRIGGER);
+}
+
+void intel_guc_init_early(struct intel_guc *guc)
+{
+ intel_guc_ct_init_early(&guc->ct);
+
+ mutex_init(&guc->send_mutex);
+ guc->send = intel_guc_send_nop;
+ guc->notify = gen8_guc_raise_irq;
+}
diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h
new file mode 100644
index 0000000..76b7113
--- /dev/null
+++ b/drivers/gpu/drm/i915/intel_guc.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright © 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_GUC_H_
+#define _INTEL_GUC_H_
+
+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.c */
+int intel_guc_send_nop(struct intel_guc *guc, const u32 *action, u32 len);
+void intel_guc_init_early(struct intel_guc *guc);
+
+#endif
diff --git a/drivers/gpu/drm/i915/intel_guc_ct.c b/drivers/gpu/drm/i915/intel_guc_ct.c
index c4cbec1..87dd12d 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_guc.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 16d3b87..5c7e0c2 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_guc.h"
static void guc_log_capture_logs(struct intel_guc *guc);
diff --git a/drivers/gpu/drm/i915/intel_huc.c b/drivers/gpu/drm/i915/intel_huc.c
index 6145fa0..b81c6af 100644
--- a/drivers/gpu/drm/i915/intel_huc.c
+++ b/drivers/gpu/drm/i915/intel_huc.c
@@ -24,6 +24,7 @@
#include <linux/firmware.h>
#include "i915_drv.h"
#include "intel_uc.h"
+#include "intel_guc.h"
/**
* DOC: HuC Firmware
diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c
index 0178ba4..9ff5c97 100644
--- a/drivers/gpu/drm/i915/intel_uc.c
+++ b/drivers/gpu/drm/i915/intel_uc.c
@@ -24,6 +24,7 @@
#include "i915_drv.h"
#include "intel_uc.h"
+#include "intel_guc.h"
#include <linux/firmware.h>
/* Cleans up uC firmware by releasing the firmware GEM obj.
@@ -94,22 +95,9 @@ void intel_uc_sanitize_options(struct drm_i915_private *dev_priv)
i915.enable_guc_submission = HAS_GUC_SCHED(dev_priv);
}
-static void gen8_guc_raise_irq(struct intel_guc *guc)
-{
- struct drm_i915_private *dev_priv = guc_to_i915(guc);
-
- I915_WRITE(GUC_SEND_INTERRUPT, GUC_SEND_TRIGGER);
-}
-
void intel_uc_init_early(struct drm_i915_private *dev_priv)
{
- struct intel_guc *guc = &dev_priv->guc;
-
- intel_guc_ct_init_early(&guc->ct);
-
- mutex_init(&guc->send_mutex);
- guc->send = intel_guc_send_nop;
- guc->notify = gen8_guc_raise_irq;
+ intel_guc_init_early(&dev_priv->guc);
}
static void fetch_uc_fw(struct drm_i915_private *dev_priv,
@@ -459,12 +447,6 @@ void intel_uc_fini_hw(struct drm_i915_private *dev_priv)
i915_ggtt_disable_guc(dev_priv);
}
-int intel_guc_send_nop(struct intel_guc *guc, const u32 *action, u32 len)
-{
- WARN(1, "Unexpected send: action=%#x\n", *action);
- return -ENODEV;
-}
-
/*
* This function implements the MMIO based host to GuC interface.
*/
diff --git a/drivers/gpu/drm/i915/intel_uc.h b/drivers/gpu/drm/i915/intel_uc.h
index 7703c9a..27e30aa 100644
--- a/drivers/gpu/drm/i915/intel_uc.h
+++ b/drivers/gpu/drm/i915/intel_uc.h
@@ -209,19 +209,8 @@ struct intel_huc {
int intel_uc_init_hw(struct drm_i915_private *dev_priv);
void intel_uc_fini_hw(struct drm_i915_private *dev_priv);
int intel_guc_sample_forcewake(struct intel_guc *guc);
-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);
-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);
--
1.9.1
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