Open source GPL/LGPL release

userspace/units/class/nvgpu-class.c

@@ -0,0 +1,155 @@
+/*
+ * Copyright (c) 2019-2021, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * 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 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 <unit/unit.h>
+#include <unit/io.h>
+
+#include <nvgpu/gk20a.h>
+#include <nvgpu/class.h>
+
+#include "hal/class/class_gv11b.h"
+
+#include "nvgpu-class.h"
+
+u32 valid_compute_classes[] = {
+	0xC3C0U, /* VOLTA_COMPUTE_A */
+};
+
+u32 invalid_compute_classes[] = {
+	0xC397U, /* VOLTA_A */
+	0xC3B5U, /* VOLTA_DMA_COPY_A */
+	0xC36FU, /* VOLTA_CHANNEL_GPFIFO_A */
+	0xC0B5U, /* PASCAL_DMA_COPY_A */
+	0xC06FU, /* PASCAL_CHANNEL_GPFIFO_A */
+	0xB06FU, /* MAXWELL_CHANNEL_GPFIFO_A */
+	0xB0B5U, /* MAXWELL_DMA_COPY_A */
+	0xA140U, /* KEPLER_INLINE_TO_MEMORY_B */
+	0xA0B5U, /* KEPLER_DMA_COPY_A */
+	0xC097U, /* PASCAL_A */
+	0xC0C0U, /* PASCAL_COMPUTE_A */
+	0xB1C0U, /* MAXWELL_COMPUTE_B */
+	0xB197U, /* MAXWELL_B */
+	0x902DU, /* FERMI_TWOD_A */
+	0x1234U, /* random value */
+	0x76543210U, /* random value */
+	0x0000U, /* BVEC test value */
+	0xB000U, /* BVEC test value */
+	0xC3BFU, /* BVEC test value */
+	0xC3C1U, /* BVEC test value */
+	0xD000U, /* BVEC test value */
+	0xFFFFFFFFU, /* BVEC test value */
+};
+
+u32 valid_classes[] = {
+	0xC36FU, /* VOLTA_CHANNEL_GPFIFO_A */
+	0xC397U, /* VOLTA_A */
+	0xC3B5U, /* VOLTA_DMA_COPY_A */
+	0xC3C0U, /* VOLTA_COMPUTE_A */
+};
+
+u32 invalid_classes[] = {
+	0x1234U, /* random value */
+	0xC097U, /* PASCAL_A */
+	0xC0C0U, /* PASCAL_COMPUTE_A */
+	0xB1C0U, /* MAXWELL_COMPUTE_B */
+	0xB197U, /* MAXWELL_B */
+	0x902DU, /* FERMI_TWOD_A */
+	0xC0B5U, /* PASCAL_DMA_COPY_A */
+	0xC06FU, /* PASCAL_CHANNEL_GPFIFO_A */
+	0xB06FU, /* MAXWELL_CHANNEL_GPFIFO_A */
+	0xB0B5U, /* MAXWELL_DMA_COPY_A */
+	0xA140U, /* KEPLER_INLINE_TO_MEMORY_B */
+	0xA0B5U, /* KEPLER_DMA_COPY_A */
+	0x76543210U, /* random value */
+	0x0000U, /* BVEC test value */
+	0xB000U, /* BVEC test value */
+	0xC36EU, /* BVEC test value */
+	0xC370U, /* BVEC test value */
+	0xC396U, /* BVEC test value */
+	0xC398U, /* BVEC test value */
+	0xC3B4U, /* BVEC test value */
+	0xC3B6U, /* BVEC test value */
+	0xC3BFU, /* BVEC test value */
+	0xC3C1U, /* BVEC test value */
+	0xD000U, /* BVEC test value */
+	0xFFFFFFFFU, /* BVEC test value */
+};
+
+int class_validate_setup(struct unit_module *m, struct gk20a *g, void *args)
+{
+	bool valid = false;
+	u32 i;
+
+	/* Init HAL */
+	g->ops.gpu_class.is_valid_compute = gv11b_class_is_valid_compute;
+	g->ops.gpu_class.is_valid = gv11b_class_is_valid;
+
+	for (i = 0;
+	     i < sizeof(valid_compute_classes)/sizeof(u32);
+	     i++) {
+		valid = g->ops.gpu_class.is_valid_compute(
+				valid_compute_classes[i]);
+		if (!valid) {
+			goto fail;
+		}
+	}
+
+	for (i = 0;
+	     i < sizeof(invalid_compute_classes)/sizeof(u32);
+	     i++) {
+		valid = g->ops.gpu_class.is_valid_compute(
+				invalid_compute_classes[i]);
+		if (valid) {
+			goto fail;
+		}
+	}
+
+	for (i = 0;
+	     i < sizeof(valid_classes)/sizeof(u32);
+	     i++) {
+		valid = g->ops.gpu_class.is_valid(valid_classes[i]);
+		if (!valid) {
+			goto fail;
+		}
+	}
+
+	for (i = 0;
+	     i < sizeof(invalid_classes)/sizeof(u32);
+	     i++) {
+		valid = g->ops.gpu_class.is_valid(invalid_classes[i]);
+		if (valid) {
+			goto fail;
+		}
+	}
+
+	return UNIT_SUCCESS;
+
+fail:
+	unit_err(m, "%s: failed to validate class API\n", __func__);
+	return UNIT_FAIL;
+}
+
+struct unit_module_test class_tests[] = {
+	UNIT_TEST(class_validate, class_validate_setup, NULL, 0),
+};
+
+UNIT_MODULE(class, class_tests, UNIT_PRIO_NVGPU_TEST);