In order to support multi-process debugging, HWS PM4 packet
MAP_PROCESS requires an extension of 5 DWORDS to support targeting of
per-vmid SPI debug control registers as well as watch points per process.

v2: align upstream with internal new MEC FW

Signed-off-by: Jonathan Kim <jonathan....@amd.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_device.c       |  9 +-
 .../gpu/drm/amd/amdkfd/kfd_packet_manager.c   |  4 +-
 .../drm/amd/amdkfd/kfd_packet_manager_v9.c    | 58 +++++++++++-
 .../amd/amdkfd/kfd_pm4_headers_aldebaran.h    | 93 +++++++++++++++++++
 drivers/gpu/drm/amd/amdkfd/kfd_priv.h         |  1 +
 5 files changed, 161 insertions(+), 4 deletions(-)
 create mode 100644 drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_aldebaran.h

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c 
b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index b31bae91fbd0..348fd3e49017 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -26,6 +26,7 @@
 #include "kfd_priv.h"
 #include "kfd_device_queue_manager.h"
 #include "kfd_pm4_headers_vi.h"
+#include "kfd_pm4_headers_aldebaran.h"
 #include "cwsr_trap_handler.h"
 #include "kfd_iommu.h"
 #include "amdgpu_amdkfd.h"
@@ -714,7 +715,7 @@ bool kgd2kfd_device_init(struct kfd_dev *kfd,
                         struct drm_device *ddev,
                         const struct kgd2kfd_shared_resources *gpu_resources)
 {
-       unsigned int size;
+       unsigned int size, map_process_packet_size;
 
        kfd->ddev = ddev;
        kfd->mec_fw_version = amdgpu_amdkfd_get_fw_version(kfd->kgd,
@@ -749,7 +750,11 @@ bool kgd2kfd_device_init(struct kfd_dev *kfd,
         * calculate max size of runlist packet.
         * There can be only 2 packets at once
         */
-       size += (KFD_MAX_NUM_OF_PROCESSES * sizeof(struct pm4_mes_map_process) +
+       map_process_packet_size =
+                       kfd->device_info->asic_family == CHIP_ALDEBARAN ?
+                               sizeof(struct pm4_mes_map_process_aldebaran) :
+                                       sizeof(struct pm4_mes_map_process);
+       size += (KFD_MAX_NUM_OF_PROCESSES * map_process_packet_size +
                max_num_of_queues_per_device * sizeof(struct pm4_mes_map_queues)
                + sizeof(struct pm4_mes_runlist)) * 2;
 
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c 
b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
index e840dd581719..0ce507d7208a 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
@@ -242,7 +242,6 @@ int pm_init(struct packet_manager *pm, struct 
device_queue_manager *dqm)
        case CHIP_RAVEN:
        case CHIP_RENOIR:
        case CHIP_ARCTURUS:
-       case CHIP_ALDEBARAN:
        case CHIP_NAVI10:
        case CHIP_NAVI12:
        case CHIP_NAVI14:
@@ -252,6 +251,9 @@ int pm_init(struct packet_manager *pm, struct 
device_queue_manager *dqm)
        case CHIP_DIMGREY_CAVEFISH:
                pm->pmf = &kfd_v9_pm_funcs;
                break;
+       case CHIP_ALDEBARAN:
+               pm->pmf = &kfd_aldebaran_pm_funcs;
+               break;
        default:
                WARN(1, "Unexpected ASIC family %u",
                     dqm->dev->device_info->asic_family);
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c 
b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c
index e3ba0cd3b6fa..7ea3f671b325 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c
@@ -24,6 +24,7 @@
 #include "kfd_kernel_queue.h"
 #include "kfd_device_queue_manager.h"
 #include "kfd_pm4_headers_ai.h"
+#include "kfd_pm4_headers_aldebaran.h"
 #include "kfd_pm4_opcodes.h"
 #include "gc/gc_10_1_0_sh_mask.h"
 
@@ -35,7 +36,6 @@ static int pm_map_process_v9(struct packet_manager *pm,
 
        packet = (struct pm4_mes_map_process *)buffer;
        memset(buffer, 0, sizeof(struct pm4_mes_map_process));
-
        packet->header.u32All = pm_build_pm4_header(IT_MAP_PROCESS,
                                        sizeof(struct pm4_mes_map_process));
        packet->bitfields2.diq_enable = (qpd->is_debug) ? 1 : 0;
@@ -73,6 +73,45 @@ static int pm_map_process_v9(struct packet_manager *pm,
        return 0;
 }
 
+static int pm_map_process_aldebaran(struct packet_manager *pm,
+               uint32_t *buffer, struct qcm_process_device *qpd)
+{
+       struct pm4_mes_map_process_aldebaran *packet;
+       uint64_t vm_page_table_base_addr = qpd->page_table_base;
+
+       packet = (struct pm4_mes_map_process_aldebaran *)buffer;
+       memset(buffer, 0, sizeof(struct pm4_mes_map_process_aldebaran));
+       packet->header.u32All = pm_build_pm4_header(IT_MAP_PROCESS,
+                       sizeof(struct pm4_mes_map_process_aldebaran));
+       packet->bitfields2.diq_enable = (qpd->is_debug) ? 1 : 0;
+       packet->bitfields2.process_quantum = 10;
+       packet->bitfields2.pasid = qpd->pqm->process->pasid;
+       packet->bitfields14.gds_size = qpd->gds_size & 0x3F;
+       packet->bitfields14.gds_size_hi = (qpd->gds_size >> 6) & 0xF;
+       packet->bitfields14.num_gws = (qpd->mapped_gws_queue) ? qpd->num_gws : 
0;
+       packet->bitfields14.num_oac = qpd->num_oac;
+       packet->bitfields14.sdma_enable = 1;
+       packet->bitfields14.num_queues = (qpd->is_debug) ? 0 : qpd->queue_count;
+
+       packet->sh_mem_config = qpd->sh_mem_config;
+       packet->sh_mem_bases = qpd->sh_mem_bases;
+       if (qpd->tba_addr) {
+               packet->sq_shader_tba_lo = lower_32_bits(qpd->tba_addr >> 8);
+               packet->sq_shader_tma_lo = lower_32_bits(qpd->tma_addr >> 8);
+               packet->sq_shader_tma_hi = upper_32_bits(qpd->tma_addr >> 8);
+       }
+
+       packet->gds_addr_lo = lower_32_bits(qpd->gds_context_area);
+       packet->gds_addr_hi = upper_32_bits(qpd->gds_context_area);
+
+       packet->vm_context_page_table_base_addr_lo32 =
+                       lower_32_bits(vm_page_table_base_addr);
+       packet->vm_context_page_table_base_addr_hi32 =
+                       upper_32_bits(vm_page_table_base_addr);
+
+       return 0;
+}
+
 static int pm_runlist_v9(struct packet_manager *pm, uint32_t *buffer,
                        uint64_t ib, size_t ib_size_in_dwords, bool chain)
 {
@@ -324,3 +363,20 @@ const struct packet_manager_funcs kfd_v9_pm_funcs = {
        .query_status_size      = sizeof(struct pm4_mes_query_status),
        .release_mem_size       = 0,
 };
+
+const struct packet_manager_funcs kfd_aldebaran_pm_funcs = {
+       .map_process            = pm_map_process_aldebaran,
+       .runlist                = pm_runlist_v9,
+       .set_resources          = pm_set_resources_v9,
+       .map_queues             = pm_map_queues_v9,
+       .unmap_queues           = pm_unmap_queues_v9,
+       .query_status           = pm_query_status_v9,
+       .release_mem            = NULL,
+       .map_process_size       = sizeof(struct pm4_mes_map_process_aldebaran),
+       .runlist_size           = sizeof(struct pm4_mes_runlist),
+       .set_resources_size     = sizeof(struct pm4_mes_set_resources),
+       .map_queues_size        = sizeof(struct pm4_mes_map_queues),
+       .unmap_queues_size      = sizeof(struct pm4_mes_unmap_queues),
+       .query_status_size      = sizeof(struct pm4_mes_query_status),
+       .release_mem_size       = 0,
+};
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_aldebaran.h 
b/drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_aldebaran.h
new file mode 100644
index 000000000000..f795ec815e2a
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_pm4_headers_aldebaran.h
@@ -0,0 +1,93 @@
+/*
+ * Copyright 2020 Advanced Micro Devices, Inc.
+ *
+ * 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
+ *
+ */
+
+/*--------------------MES_MAP_PROCESS (PER DEBUG VMID)--------------------*/
+
+#ifndef PM4_MES_MAP_PROCESS_PER_DEBUG_VMID_DEFINED
+#define PM4_MES_MAP_PROCESS_PER_DEBUG_VMID_DEFINED
+
+struct pm4_mes_map_process_aldebaran {
+       union {
+               union PM4_MES_TYPE_3_HEADER header;     /* header */
+               uint32_t ordinal1;
+       };
+
+       union {
+               struct {
+                       uint32_t pasid:16;          /* 0 - 15  */
+                       uint32_t single_memops:1;   /* 16      */
+                       uint32_t reserved1:1;       /* 17      */
+                       uint32_t debug_vmid:4;      /* 18 - 21 */
+                       uint32_t new_debug:1;       /* 22      */
+                       uint32_t tmz:1;             /* 23      */
+                       uint32_t diq_enable:1;      /* 24      */
+                       uint32_t process_quantum:7; /* 25 - 31 */
+               } bitfields2;
+               uint32_t ordinal2;
+       };
+
+       uint32_t vm_context_page_table_base_addr_lo32;
+
+       uint32_t vm_context_page_table_base_addr_hi32;
+
+       uint32_t sh_mem_bases;
+
+       uint32_t sh_mem_config;
+
+       uint32_t sq_shader_tba_lo;
+
+       uint32_t sq_shader_tba_hi;
+
+       uint32_t sq_shader_tma_lo;
+
+       uint32_t sq_shader_tma_hi;
+
+       uint32_t reserved6;
+
+       uint32_t gds_addr_lo;
+
+       uint32_t gds_addr_hi;
+
+       union {
+               struct {
+                       uint32_t num_gws:7;
+                       uint32_t sdma_enable:1;
+                       uint32_t num_oac:4;
+                       uint32_t gds_size_hi:4;
+                       uint32_t gds_size:6;
+                       uint32_t num_queues:10;
+               } bitfields14;
+               uint32_t ordinal14;
+       };
+
+       uint32_t spi_gdbg_per_vmid_cntl;
+
+       uint32_t tcp_watch_cntl[4];
+
+       uint32_t completion_signal_lo;
+
+       uint32_t completion_signal_hi;
+
+};
+
+#endif
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h 
b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index a1ddcf6446db..64552f6b8ba4 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -1088,6 +1088,7 @@ struct packet_manager_funcs {
 
 extern const struct packet_manager_funcs kfd_vi_pm_funcs;
 extern const struct packet_manager_funcs kfd_v9_pm_funcs;
+extern const struct packet_manager_funcs kfd_aldebaran_pm_funcs;
 
 int pm_init(struct packet_manager *pm, struct device_queue_manager *dqm);
 void pm_uninit(struct packet_manager *pm, bool hanging);
-- 
2.17.1

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