gpu: nvgpu: Split out pramin code

Split out the pramin interface code in preparation for splitting
out the mem_desc code.

JIRA NVGPU-12

Change-Id: I3f03447ea213cc15669b0934fa706e7cb22599b7
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: http://git-master/r/1323323
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 46 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/include/nvgpu/pramin.h b/drivers/gpu/nvgpu/include/nvgpu/pramin.h
new file mode 100644
index 00000000..7e0df06b
--- /dev/null
+++ b/drivers/gpu/nvgpu/include/nvgpu/pramin.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2017, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __NVGPU_PRAMIN_H__
+#define __NVGPU_PRAMIN_H__
+
+#include <linux/types.h>
+
+struct gk20a;
+struct mm_gk20a;
+struct mem_desc;
+
+/*
+ * This typedef is for functions that get called during the access_batched()
+ * operation.
+ */
+typedef void (*pramin_access_batch_fn)(struct gk20a *g, u32 start, u32 words,
+                                       u32 **arg);
+
+/*
+ * Generally useful batch functions.
+ */
+void pramin_access_batch_rd_n(struct gk20a *g, u32 start, u32 words, u32 **arg);
+void pramin_access_batch_wr_n(struct gk20a *g, u32 start, u32 words, u32 **arg);
+void pramin_access_batch_set(struct gk20a *g, u32 start, u32 words, u32 **arg);
+
+void nvgpu_pramin_access_batched(struct gk20a *g, struct mem_desc *mem,
+                                 u32 offset, u32 size,
+                                 pramin_access_batch_fn loop, u32 **arg);
+
+void nvgpu_init_pramin(struct mm_gk20a *mm);
+
+#endif