On 10/4/24 10:50, Jeffrey Hugo wrote:
On 9/11/2024 12:05 PM, Lizhi Hou wrote:
diff --git a/drivers/accel/amdxdna/aie2_ctx.c
b/drivers/accel/amdxdna/aie2_ctx.c
new file mode 100644
index 000000000000..52a71661f887
--- /dev/null
+++ b/drivers/accel/amdxdna/aie2_ctx.c
@@ -0,0 +1,186 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2024, Advanced Micro Devices, Inc.
+ */
+
+#include <drm/amdxdna_accel.h>
+#include <drm/drm_device.h>
+#include <drm/drm_print.h>
+#include <linux/types.h>
+
+#include "amdxdna_ctx.h"
+#include "amdxdna_mailbox.h"
+#include "amdxdna_pci_drv.h"
+#include "aie2_pci.h"
+#include "aie2_solver.h"
Alphabetical order?
<snip>
+/**
+ * struct amdxdna_drm_create_hwctx - Create hardware context.
+ * @ext: MBZ.
+ * @ext_flags: MBZ.
+ * @qos_p: Address of QoS info.
+ * @umq_bo: BO handle for user mode queue(UMQ).
+ * @log_buf_bo: BO handle for log buffer.
+ * @max_opc: Maximum operations per cycle.
+ * @num_tiles: Number of AIE tiles.
+ * @mem_size: Size of AIE tile memory.
+ * @umq_doorbell: Returned offset of doorbell associated with UMQ.
+ * @handle: Returned hardware context handle.
+ * @pad: MBZ.
You specify must be zero, but I don't see that checked anywhere.
Ok. I did not see any driver checks structure pad. And pad should not be
used. I will remove MBZ for pad.
Thanks,
Lizhi
+ */
+struct amdxdna_drm_create_hwctx {
+ __u64 ext;
+ __u64 ext_flags;
+ __u64 qos_p;
+ __u32 umq_bo;
+ __u32 log_buf_bo;
+ __u32 max_opc;
+ __u32 num_tiles;
+ __u32 mem_size;
+ __u32 umq_doorbell;
+ __u32 handle;
+ __u32 pad;
+};
