add memset dispatch test for gfx9

Change-Id: If607fbd9c6e49ca830a662adc24fe6b1e2a25bfb
Signed-off-by: Flora Cui <flora....@amd.com>
Tested-by: Rui Teng <rui.t...@amd.com>
---
 tests/amdgpu/basic_tests.c | 215 ++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 213 insertions(+), 2 deletions(-)

diff --git a/tests/amdgpu/basic_tests.c b/tests/amdgpu/basic_tests.c
index dbae4d5..d4b0faf 100644
--- a/tests/amdgpu/basic_tests.c
+++ b/tests/amdgpu/basic_tests.c
@@ -49,6 +49,7 @@ static void amdgpu_userptr_test(void);
 static void amdgpu_semaphore_test(void);
 static void amdgpu_sync_dependency_test(void);
 static void amdgpu_bo_eviction_test(void);
+static void amdgpu_dispatch_test(void);
 
 static void amdgpu_command_submission_write_linear_helper(unsigned ip_type);
 static void amdgpu_command_submission_const_fill_helper(unsigned ip_type);
@@ -70,6 +71,7 @@ CU_TestInfo basic_tests[] = {
        { "Command submission Test (SDMA)", amdgpu_command_submission_sdma },
        { "SW semaphore Test",  amdgpu_semaphore_test },
        { "Sync dependency Test",  amdgpu_sync_dependency_test },
+       { "Dispatch Test",  amdgpu_dispatch_test },
        CU_TEST_INFO_NULL,
 };
 #define BUFFER_SIZE (8 * 1024)
@@ -117,6 +119,7 @@ CU_TestInfo basic_tests[] = {
 #define PACKET3(op, n) ((PACKET_TYPE3 << 30) |                         \
                         (((op) & 0xFF) << 8) |                         \
                         ((n) & 0x3FFF) << 16)
+#define PACKET3_COMPUTE(op, n) PACKET3(op, n) | (1 << 1)
 
 /* Packet 3 types */
 #define        PACKET3_NOP                                     0x10
@@ -245,8 +248,8 @@ CU_TestInfo basic_tests[] = {
 #define                PACKET3_SET_SH_REG_START                        
0x00002c00
 
 #define        PACKET3_DISPATCH_DIRECT                         0x15
-
-
+#define PACKET3_EVENT_WRITE                            0x46
+#define PACKET3_ACQUIRE_MEM                            0x58
 /* gfx 8 */
 #define mmCOMPUTE_PGM_LO                                                       
 0x2e0c
 #define mmCOMPUTE_PGM_RSRC1                                                    
 0x2e12
@@ -286,6 +289,21 @@ static  uint32_t shader_bin[] = {
 #define CODE_OFFSET 512
 #define DATA_OFFSET 1024
 
+static const uint32_t bufferclear_cs_shader_gfx9[] = {
+    0xD1FD0000, 0x04010C08, 0x7E020204, 0x7E040205,
+    0x7E060206, 0x7E080207, 0xE01C2000, 0x80000100,
+    0xBF810000
+};
+
+static const uint32_t bufferclear_cs_shader_registers_gfx9[][2] = {
+       {0x2E12, 0x000C0041},   //{ mmCOMPUTE_PGM_RSRC1,          0x000C0041 },
+       {0x2E13, 0x00000090},   //{ mmCOMPUTE_PGM_RSRC2,          0x00000090 },
+       {0x2E07, 0x00000040},   //{ mmCOMPUTE_NUM_THREAD_X, 0x00000040 },
+       {0x2E08, 0x00000001},   //{ mmCOMPUTE_NUM_THREAD_Y, 0x00000001 },
+       {0x2E09, 0x00000001},   //{ mmCOMPUTE_NUM_THREAD_Z, 0x00000001 }
+};
+
+static const uint32_t bufferclear_cs_shader_registers_num_gfx9 = 5;
 
 int amdgpu_bo_alloc_and_map_raw(amdgpu_device_handle dev, unsigned size,
                        unsigned alignment, unsigned heap, uint64_t alloc_flags,
@@ -1883,3 +1901,196 @@ static void amdgpu_sync_dependency_test(void)
 
        free(ibs_request.dependencies);
 }
+
+static int amdgpu_dispatch_init(uint32_t ip_type,
+                                       uint32_t version,
+                                       uint32_t *ptr)
+{
+       int i = 0;
+
+       /* Write context control and load shadowing register if necessary */
+       if (ip_type == AMDGPU_HW_IP_GFX) {
+               ptr[i++] = PACKET3(PKT3_CONTEXT_CONTROL, 1);
+               ptr[i++] = 0x80000000;
+               ptr[i++] = 0x80000000;
+       }
+
+       /* Issue commands to set default compute state. */
+       /* clear mmCOMPUTE_START_Z - mmCOMPUTE_START_X */
+       ptr[i++] = PACKET3_COMPUTE(PKT3_SET_SH_REG, 3);
+       ptr[i++] = 0x204;
+       i += 3;
+       /* clear mmCOMPUTE_RESOURCE_LIMITS */
+       ptr[i++] = PACKET3_COMPUTE(PKT3_SET_SH_REG, 1);
+       ptr[i++] = 0x215;
+       ptr[i++] = 0;
+       /* clear mmCOMPUTE_TMPRING_SIZE */
+       ptr[i++] = PACKET3_COMPUTE(PKT3_SET_SH_REG, 1);
+       ptr[i++] = 0x218;
+       ptr[i++] = 0;
+
+       return i;
+}
+
+static int amdgpu_dispatch_write_cumask(uint32_t ip_type,
+                                       uint32_t version,
+                                       uint32_t *ptr)
+{
+       int i = 0;
+
+       /*  Issue commands to set cu mask used in current dispatch */
+       /* set mmCOMPUTE_STATIC_THREAD_MGMT_SE1 - 
mmCOMPUTE_STATIC_THREAD_MGMT_SE0 */
+       ptr[i++] = PACKET3_COMPUTE(PKT3_SET_SH_REG, 2);
+       ptr[i++] = 0x216;
+       ptr[i++] = 0xffffffff;
+       ptr[i++] = 0xffffffff;
+       /* set mmCOMPUTE_STATIC_THREAD_MGMT_SE3 - 
mmCOMPUTE_STATIC_THREAD_MGMT_SE2 */
+       ptr[i++] = PACKET3_COMPUTE(PKT3_SET_SH_REG, 2);
+       ptr[i++] = 0x219;
+       ptr[i++] = 0xffffffff;
+       ptr[i++] = 0xffffffff;
+
+       return i;
+}
+
+static int amdgpu_dispatch_write2hw(uint32_t ip_type,
+                                       uint32_t version,
+                                       uint32_t *ptr,
+                                       uint64_t shader_addr)
+{
+       int i, j;
+
+       i = 0;
+
+       /* Writes shader state to HW */
+       /* set mmCOMPUTE_PGM_HI - mmCOMPUTE_PGM_LO */
+       ptr[i++] = PACKET3_COMPUTE(PKT3_SET_SH_REG, 2);
+       ptr[i++] = 0x20c;
+       ptr[i++] = (shader_addr >> 8);
+       ptr[i++] = (shader_addr >> 40);
+       /* write sh regs*/
+       for (j = 0; j < bufferclear_cs_shader_registers_num_gfx9; j++) {
+               ptr[i++] = PACKET3_COMPUTE(PKT3_SET_SH_REG, 1);
+               /* - Gfx9ShRegBase */
+               ptr[i++] = bufferclear_cs_shader_registers_gfx9[j][0] - 0x2c00;
+               ptr[i++] = bufferclear_cs_shader_registers_gfx9[j][1];
+       }
+
+       return i;
+}
+
+static void amdgpu_memset_dispatch_test(uint32_t ip_type)
+{
+       amdgpu_context_handle context_handle;
+       amdgpu_bo_handle bo_dst, bo_shader, resources[2];
+       volatile unsigned char *ptr_dst;
+       void *ptr_shader;
+       uint64_t mc_address_dst, mc_address_shader;
+       amdgpu_va_handle va_dst, va_shader;
+       int i, j, r;
+       uint32_t *ptr;
+       int bo_dst_size = 16384;
+       int bo_shader_size = 4096;
+       struct amdgpu_cs_request ibs_request = {0};
+       struct amdgpu_cs_ib_info ib_info= {0};
+       uint32_t version, ring_id;
+       struct drm_amdgpu_info_hw_ip info;
+
+       r = amdgpu_query_hw_ip_info(device_handle, ip_type, 0, &info);
+       CU_ASSERT_EQUAL(r, 0);
+
+       version = info.hw_ip_version_major;
+       if (version != 9) {
+               printf("\tSkip...memset dispatch test is only supported with 
gfx9\n");
+               return;
+       }
+
+       ptr = calloc(256, sizeof(*ptr));
+       CU_ASSERT_NOT_EQUAL(ptr, NULL);
+
+       r = amdgpu_cs_ctx_create(device_handle, &context_handle);
+       CU_ASSERT_EQUAL(r, 0);
+
+       r = amdgpu_bo_alloc_and_map(device_handle, bo_shader_size, 4096,
+                                       AMDGPU_GEM_DOMAIN_VRAM, 0,
+                                       &bo_shader, &ptr_shader,
+                                       &mc_address_shader, &va_shader);
+       CU_ASSERT_EQUAL(r, 0);
+
+       memcpy(ptr_shader, bufferclear_cs_shader_gfx9, 
sizeof(bufferclear_cs_shader_gfx9));
+
+       for (ring_id = 0; (1 << ring_id) & info.available_rings; ring_id++) {
+               r = amdgpu_bo_alloc_and_map(device_handle, bo_dst_size, 4096,
+                                               AMDGPU_GEM_DOMAIN_VRAM, 0,
+                                               &bo_dst, &ptr_dst,
+                                               &mc_address_dst, &va_dst);
+               CU_ASSERT_EQUAL(r, 0);
+
+               i = 0;
+               i += amdgpu_dispatch_init(ip_type, version, ptr + i);
+
+               /*  Issue commands to set cu mask used in current dispatch */
+               i += amdgpu_dispatch_write_cumask(ip_type, version, ptr + i);
+
+               /* Writes shader state to HW */
+               i += amdgpu_dispatch_write2hw(ip_type, version, ptr + i, 
mc_address_shader);
+
+               /* Write constant data */
+               /* Writes the UAV constant data to the SGPRs. */
+               ptr[i++] = PACKET3_COMPUTE(PKT3_SET_SH_REG, 4);
+               ptr[i++] = 0x240;
+               ptr[i++] = mc_address_dst;
+               ptr[i++] = (mc_address_dst > 32) | 0x100000;
+               ptr[i++] = 0x400;
+               ptr[i++] = 0x74fac;
+
+               /* Sets a range of pixel shader constants */
+               ptr[i++] = PACKET3_COMPUTE(PKT3_SET_SH_REG, 4);
+               ptr[i++] = 0x244;
+               ptr[i++] = 0x22222222;
+               ptr[i++] = 0x22222222;
+               ptr[i++] = 0x22222222;
+               ptr[i++] = 0x22222222;
+
+               /* dispatch direct command */
+               ptr[i++] = PACKET3_COMPUTE(PACKET3_DISPATCH_DIRECT, 3);
+               ptr[i++] = 0x10;
+               ptr[i++] = 1;
+               ptr[i++] = 1;
+               ptr[i++] = 1;
+
+               while (i & 7)
+                       ptr[i++] =  0xffff1000; /* type3 nop packet */
+
+               resources[0] = bo_dst;
+               resources[1] = bo_shader;
+               amdgpu_test_exec_cs_helper(context_handle,
+                                          ip_type, ring_id,
+                                          i, ptr,
+                                          2, resources,
+                                          &ib_info, &ibs_request);
+
+               /* verify if memset test result meets with expected */
+               i = 0;
+               while(i < bo_dst_size) {
+                       CU_ASSERT_EQUAL(ptr_dst[i++], 0x22);
+               }
+
+               r = amdgpu_bo_unmap_and_free(bo_dst, va_dst, mc_address_dst, 
bo_dst_size);
+               CU_ASSERT_EQUAL(r, 0);
+       }
+
+       free(ptr);
+
+       r = amdgpu_bo_unmap_and_free(bo_shader, va_shader, mc_address_shader, 
bo_shader_size);
+       CU_ASSERT_EQUAL(r, 0);
+       r = amdgpu_cs_ctx_free(context_handle);
+       CU_ASSERT_EQUAL(r, 0);
+}
+
+static void amdgpu_dispatch_test(void)
+{
+       amdgpu_memset_dispatch_test(AMDGPU_HW_IP_GFX);
+
+       amdgpu_memset_dispatch_test(AMDGPU_HW_IP_COMPUTE);
+}
-- 
2.7.4

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