radv/winsys: Remove extra sizeof multiply.
[mesa.git] / src / amd / vulkan / winsys / amdgpu / radv_amdgpu_cs.c
index 53d428681cd8890b79e242fd01fd205eda370ab4..5209addacfa39bcf3d644dd714c90ad98ed5e5a5 100644 (file)
 
 #include <stdlib.h>
 #include <amdgpu.h>
-#include <amdgpu_drm.h>
+#include "drm-uapi/amdgpu_drm.h"
 #include <assert.h>
+#include <pthread.h>
+#include <errno.h>
 
+#include "util/u_memory.h"
 #include "ac_debug.h"
-#include "amdgpu_id.h"
 #include "radv_radeon_winsys.h"
 #include "radv_amdgpu_cs.h"
 #include "radv_amdgpu_bo.h"
@@ -40,7 +42,7 @@ enum {
 };
 
 struct radv_amdgpu_cs {
-       struct radeon_winsys_cs base;
+       struct radeon_cmdbuf base;
        struct radv_amdgpu_winsys *ws;
 
        struct amdgpu_cs_ib_info    ib;
@@ -49,8 +51,7 @@ struct radv_amdgpu_cs {
        uint8_t                 *ib_mapped;
        unsigned                    max_num_buffers;
        unsigned                    num_buffers;
-       amdgpu_bo_handle            *handles;
-       uint8_t                     *priorities;
+       struct drm_amdgpu_bo_list_entry *handles;
 
        struct radeon_winsys_bo     **old_ib_buffers;
        unsigned                    num_old_ib_buffers;
@@ -65,12 +66,15 @@ struct radv_amdgpu_cs {
        unsigned                    num_virtual_buffers;
        unsigned                    max_num_virtual_buffers;
        struct radeon_winsys_bo     **virtual_buffers;
-       uint8_t                     *virtual_buffer_priorities;
        int                         *virtual_buffer_hash_table;
+
+       /* For chips that don't support chaining. */
+       struct radeon_cmdbuf     *old_cs_buffers;
+       unsigned                    num_old_cs_buffers;
 };
 
 static inline struct radv_amdgpu_cs *
-radv_amdgpu_cs(struct radeon_winsys_cs *base)
+radv_amdgpu_cs(struct radeon_cmdbuf *base)
 {
        return (struct radv_amdgpu_cs*)base;
 }
@@ -89,29 +93,84 @@ static int ring_to_hw_ip(enum ring_type ring)
        }
 }
 
+struct radv_amdgpu_cs_request {
+       /** Specify flags with additional information */
+       uint64_t flags;
+
+       /** Specify HW IP block type to which to send the IB. */
+       unsigned ip_type;
+
+       /** IP instance index if there are several IPs of the same type. */
+       unsigned ip_instance;
+
+       /**
+        * Specify ring index of the IP. We could have several rings
+        * in the same IP. E.g. 0 for SDMA0 and 1 for SDMA1.
+        */
+       uint32_t ring;
+
+       /**
+        * List handle with resources used by this request. This is a raw
+        * bo list handle used by the kernel.
+        */
+       uint32_t resources;
+
+       /**
+        * Number of dependencies this Command submission needs to
+        * wait for before starting execution.
+        */
+       uint32_t number_of_dependencies;
+
+       /**
+        * Array of dependencies which need to be met before
+        * execution can start.
+        */
+       struct amdgpu_cs_fence *dependencies;
+
+       /** Number of IBs to submit in the field ibs. */
+       uint32_t number_of_ibs;
+
+       /**
+        * IBs to submit. Those IBs will be submit together as single entity
+        */
+       struct amdgpu_cs_ib_info *ibs;
+
+       /**
+        * The returned sequence number for the command submission
+        */
+       uint64_t seq_no;
+
+       /**
+        * The fence information
+        */
+       struct amdgpu_cs_fence_info fence_info;
+};
+
+
 static int radv_amdgpu_signal_sems(struct radv_amdgpu_ctx *ctx,
                                   uint32_t ip_type,
                                   uint32_t ring,
                                   struct radv_winsys_sem_info *sem_info);
 static int radv_amdgpu_cs_submit(struct radv_amdgpu_ctx *ctx,
-                                struct amdgpu_cs_request *request,
+                                struct radv_amdgpu_cs_request *request,
                                 struct radv_winsys_sem_info *sem_info);
 
 static void radv_amdgpu_request_to_fence(struct radv_amdgpu_ctx *ctx,
                                         struct radv_amdgpu_fence *fence,
-                                        struct amdgpu_cs_request *req)
+                                        struct radv_amdgpu_cs_request *req)
 {
        fence->fence.context = ctx->ctx;
        fence->fence.ip_type = req->ip_type;
        fence->fence.ip_instance = req->ip_instance;
        fence->fence.ring = req->ring;
        fence->fence.fence = req->seq_no;
-       fence->user_ptr = (volatile uint64_t*)(ctx->fence_map + (req->ip_type * MAX_RINGS_PER_TYPE + req->ring) * sizeof(uint64_t));
+       fence->user_ptr = (volatile uint64_t*)(ctx->fence_map + req->ip_type * MAX_RINGS_PER_TYPE + req->ring);
 }
 
 static struct radeon_winsys_fence *radv_amdgpu_create_fence()
 {
        struct radv_amdgpu_fence *fence = calloc(1, sizeof(struct radv_amdgpu_fence));
+       fence->fence.fence = UINT64_MAX;
        return (struct radeon_winsys_fence*)fence;
 }
 
@@ -121,6 +180,24 @@ static void radv_amdgpu_destroy_fence(struct radeon_winsys_fence *_fence)
        free(fence);
 }
 
+static void radv_amdgpu_reset_fence(struct radeon_winsys_fence *_fence)
+{
+       struct radv_amdgpu_fence *fence = (struct radv_amdgpu_fence *)_fence;
+       fence->fence.fence = UINT64_MAX;
+}
+
+static void radv_amdgpu_signal_fence(struct radeon_winsys_fence *_fence)
+{
+       struct radv_amdgpu_fence *fence = (struct radv_amdgpu_fence *)_fence;
+       fence->fence.fence = 0;
+}
+
+static bool radv_amdgpu_is_fence_waitable(struct radeon_winsys_fence *_fence)
+{
+       struct radv_amdgpu_fence *fence = (struct radv_amdgpu_fence *)_fence;
+       return fence->fence.fence < UINT64_MAX;
+}
+
 static bool radv_amdgpu_fence_wait(struct radeon_winsys *_ws,
                              struct radeon_winsys_fence *_fence,
                              bool absolute,
@@ -131,6 +208,13 @@ static bool radv_amdgpu_fence_wait(struct radeon_winsys *_ws,
        int r;
        uint32_t expired = 0;
 
+       /* Special casing 0 and UINT64_MAX so that they work without user_ptr/fence.ctx */
+       if (fence->fence.fence == UINT64_MAX)
+               return false;
+
+       if (fence->fence.fence == 0)
+               return true;
+
        if (fence->user_ptr) {
                if (*fence->user_ptr >= fence->fence.fence)
                        return true;
@@ -155,7 +239,40 @@ static bool radv_amdgpu_fence_wait(struct radeon_winsys *_ws,
        return false;
 }
 
-static void radv_amdgpu_cs_destroy(struct radeon_winsys_cs *rcs)
+
+static bool radv_amdgpu_fences_wait(struct radeon_winsys *_ws,
+                             struct radeon_winsys_fence *const *_fences,
+                             uint32_t fence_count,
+                             bool wait_all,
+                             uint64_t timeout)
+{
+       struct amdgpu_cs_fence *fences = malloc(sizeof(struct amdgpu_cs_fence) * fence_count);
+       int r;
+       uint32_t expired = 0, first = 0;
+
+       if (!fences)
+               return false;
+
+       for (uint32_t i = 0; i < fence_count; ++i)
+               fences[i] = ((struct radv_amdgpu_fence *)_fences[i])->fence;
+
+       /* Now use the libdrm query. */
+       r = amdgpu_cs_wait_fences(fences, fence_count, wait_all,
+                                 timeout, &expired, &first);
+
+       free(fences);
+       if (r) {
+               fprintf(stderr, "amdgpu: amdgpu_cs_wait_fences failed.\n");
+               return false;
+       }
+
+       if (expired)
+               return true;
+
+       return false;
+}
+
+static void radv_amdgpu_cs_destroy(struct radeon_cmdbuf *rcs)
 {
        struct radv_amdgpu_cs *cs = radv_amdgpu_cs(rcs);
 
@@ -167,26 +284,29 @@ static void radv_amdgpu_cs_destroy(struct radeon_winsys_cs *rcs)
        for (unsigned i = 0; i < cs->num_old_ib_buffers; ++i)
                cs->ws->base.buffer_destroy(cs->old_ib_buffers[i]);
 
+       for (unsigned i = 0; i < cs->num_old_cs_buffers; ++i) {
+               struct radeon_cmdbuf *rcs = &cs->old_cs_buffers[i];
+               free(rcs->buf);
+       }
+
+       free(cs->old_cs_buffers);
        free(cs->old_ib_buffers);
        free(cs->virtual_buffers);
-       free(cs->virtual_buffer_priorities);
        free(cs->virtual_buffer_hash_table);
        free(cs->handles);
-       free(cs->priorities);
        free(cs);
 }
 
-static boolean radv_amdgpu_init_cs(struct radv_amdgpu_cs *cs,
-                                  enum ring_type ring_type)
+static void radv_amdgpu_init_cs(struct radv_amdgpu_cs *cs,
+                               enum ring_type ring_type)
 {
        for (int i = 0; i < ARRAY_SIZE(cs->buffer_hash_table); ++i)
                cs->buffer_hash_table[i] = -1;
 
        cs->hw_ip = ring_to_hw_ip(ring_type);
-       return true;
 }
 
-static struct radeon_winsys_cs *
+static struct radeon_cmdbuf *
 radv_amdgpu_cs_create(struct radeon_winsys *ws,
                      enum ring_type ring_type)
 {
@@ -201,8 +321,11 @@ radv_amdgpu_cs_create(struct radeon_winsys *ws,
 
        if (cs->ws->use_ib_bos) {
                cs->ib_buffer = ws->buffer_create(ws, ib_size, 0,
-                                               RADEON_DOMAIN_GTT,
-                                               RADEON_FLAG_CPU_ACCESS);
+                                                 RADEON_DOMAIN_GTT,
+                                                 RADEON_FLAG_CPU_ACCESS |
+                                                 RADEON_FLAG_NO_INTERPROCESS_SHARING |
+                                                 RADEON_FLAG_READ_ONLY,
+                                                 RADV_BO_PRIORITY_CS);
                if (!cs->ib_buffer) {
                        free(cs);
                        return NULL;
@@ -221,7 +344,7 @@ radv_amdgpu_cs_create(struct radeon_winsys *ws,
                cs->ib_size_ptr = &cs->ib.size;
                cs->ib.size = 0;
 
-               ws->cs_add_buffer(&cs->base, cs->ib_buffer, 8);
+               ws->cs_add_buffer(&cs->base, cs->ib_buffer);
        } else {
                cs->base.buf = malloc(16384);
                cs->base.max_dw = 4096;
@@ -234,7 +357,7 @@ radv_amdgpu_cs_create(struct radeon_winsys *ws,
        return &cs->base;
 }
 
-static void radv_amdgpu_cs_grow(struct radeon_winsys_cs *_cs, size_t min_size)
+static void radv_amdgpu_cs_grow(struct radeon_cmdbuf *_cs, size_t min_size)
 {
        struct radv_amdgpu_cs *cs = radv_amdgpu_cs(_cs);
 
@@ -251,9 +374,37 @@ static void radv_amdgpu_cs_grow(struct radeon_winsys_cs *_cs, size_t min_size)
                /* The total ib size cannot exceed limit_dws dwords. */
                if (ib_dws > limit_dws)
                {
-                       cs->failed = true;
+                       /* The maximum size in dwords has been reached,
+                        * try to allocate a new one.
+                        */
+                       cs->old_cs_buffers =
+                               realloc(cs->old_cs_buffers,
+                                       (cs->num_old_cs_buffers + 1) * sizeof(*cs->old_cs_buffers));
+                       if (!cs->old_cs_buffers) {
+                               cs->failed = true;
+                               cs->base.cdw = 0;
+                               return;
+                       }
+
+                       /* Store the current one for submitting it later. */
+                       cs->old_cs_buffers[cs->num_old_cs_buffers].cdw = cs->base.cdw;
+                       cs->old_cs_buffers[cs->num_old_cs_buffers].max_dw = cs->base.max_dw;
+                       cs->old_cs_buffers[cs->num_old_cs_buffers].buf = cs->base.buf;
+                       cs->num_old_cs_buffers++;
+
+                       /* Reset the cs, it will be re-allocated below. */
                        cs->base.cdw = 0;
-                       return;
+                       cs->base.buf = NULL;
+
+                       /* Re-compute the number of dwords to allocate. */
+                       ib_dws = MAX2(cs->base.cdw + min_size,
+                                     MIN2(cs->base.max_dw * 2, limit_dws));
+                       if (ib_dws > limit_dws) {
+                               fprintf(stderr, "amdgpu: Too high number of "
+                                               "dwords to allocate\n");
+                               cs->failed = true;
+                               return;
+                       }
                }
 
                uint32_t *new_buf = realloc(cs->base.buf, ib_dws * 4);
@@ -273,7 +424,7 @@ static void radv_amdgpu_cs_grow(struct radeon_winsys_cs *_cs, size_t min_size)
        ib_size = MIN2(ib_size, 0xfffff);
 
        while (!cs->base.cdw || (cs->base.cdw & 7) != 4)
-               cs->base.buf[cs->base.cdw++] = 0xffff1000;
+               radeon_emit(&cs->base, 0xffff1000);
 
        *cs->ib_size_ptr |= cs->base.cdw + 4;
 
@@ -287,7 +438,10 @@ static void radv_amdgpu_cs_grow(struct radeon_winsys_cs *_cs, size_t min_size)
 
        cs->ib_buffer = cs->ws->base.buffer_create(&cs->ws->base, ib_size, 0,
                                                   RADEON_DOMAIN_GTT,
-                                                  RADEON_FLAG_CPU_ACCESS);
+                                                  RADEON_FLAG_CPU_ACCESS |
+                                                  RADEON_FLAG_NO_INTERPROCESS_SHARING |
+                                                  RADEON_FLAG_READ_ONLY,
+                                                  RADV_BO_PRIORITY_CS);
 
        if (!cs->ib_buffer) {
                cs->base.cdw = 0;
@@ -303,13 +457,14 @@ static void radv_amdgpu_cs_grow(struct radeon_winsys_cs *_cs, size_t min_size)
                cs->ib_buffer = cs->old_ib_buffers[--cs->num_old_ib_buffers];
        }
 
-       cs->ws->base.cs_add_buffer(&cs->base, cs->ib_buffer, 8);
+       cs->ws->base.cs_add_buffer(&cs->base, cs->ib_buffer);
 
-       cs->base.buf[cs->base.cdw++] = PKT3(PKT3_INDIRECT_BUFFER_CIK, 2, 0);
-       cs->base.buf[cs->base.cdw++] = radv_amdgpu_winsys_bo(cs->ib_buffer)->base.va;
-       cs->base.buf[cs->base.cdw++] = radv_amdgpu_winsys_bo(cs->ib_buffer)->base.va >> 32;
-       cs->ib_size_ptr = cs->base.buf + cs->base.cdw;
-       cs->base.buf[cs->base.cdw++] = S_3F2_CHAIN(1) | S_3F2_VALID(1);
+       radeon_emit(&cs->base, PKT3(PKT3_INDIRECT_BUFFER_CIK, 2, 0));
+       radeon_emit(&cs->base, radv_amdgpu_winsys_bo(cs->ib_buffer)->base.va);
+       radeon_emit(&cs->base, radv_amdgpu_winsys_bo(cs->ib_buffer)->base.va >> 32);
+       radeon_emit(&cs->base, S_3F2_CHAIN(1) | S_3F2_VALID(1));
+
+       cs->ib_size_ptr = cs->base.buf + cs->base.cdw - 1;
 
        cs->base.buf = (uint32_t *)cs->ib_mapped;
        cs->base.cdw = 0;
@@ -317,13 +472,13 @@ static void radv_amdgpu_cs_grow(struct radeon_winsys_cs *_cs, size_t min_size)
 
 }
 
-static bool radv_amdgpu_cs_finalize(struct radeon_winsys_cs *_cs)
+static bool radv_amdgpu_cs_finalize(struct radeon_cmdbuf *_cs)
 {
        struct radv_amdgpu_cs *cs = radv_amdgpu_cs(_cs);
 
        if (cs->ws->use_ib_bos) {
                while (!cs->base.cdw || (cs->base.cdw & 7) != 0)
-                       cs->base.buf[cs->base.cdw++] = 0xffff1000;
+                       radeon_emit(&cs->base, 0xffff1000);
 
                *cs->ib_size_ptr |= cs->base.cdw;
 
@@ -333,15 +488,15 @@ static bool radv_amdgpu_cs_finalize(struct radeon_winsys_cs *_cs)
        return !cs->failed;
 }
 
-static void radv_amdgpu_cs_reset(struct radeon_winsys_cs *_cs)
+static void radv_amdgpu_cs_reset(struct radeon_cmdbuf *_cs)
 {
        struct radv_amdgpu_cs *cs = radv_amdgpu_cs(_cs);
        cs->base.cdw = 0;
        cs->failed = false;
 
        for (unsigned i = 0; i < cs->num_buffers; ++i) {
-               unsigned hash = ((uintptr_t)cs->handles[i] >> 6) &
-                                (ARRAY_SIZE(cs->buffer_hash_table) - 1);
+               unsigned hash = cs->handles[i].bo_handle &
+                               (ARRAY_SIZE(cs->buffer_hash_table) - 1);
                cs->buffer_hash_table[hash] = -1;
        }
 
@@ -354,7 +509,7 @@ static void radv_amdgpu_cs_reset(struct radeon_winsys_cs *_cs)
        cs->num_virtual_buffers = 0;
 
        if (cs->ws->use_ib_bos) {
-               cs->ws->base.cs_add_buffer(&cs->base, cs->ib_buffer, 8);
+               cs->ws->base.cs_add_buffer(&cs->base, cs->ib_buffer);
 
                for (unsigned i = 0; i < cs->num_old_ib_buffers; ++i)
                        cs->ws->base.buffer_destroy(cs->old_ib_buffers[i]);
@@ -363,23 +518,32 @@ static void radv_amdgpu_cs_reset(struct radeon_winsys_cs *_cs)
                cs->ib.ib_mc_address = radv_amdgpu_winsys_bo(cs->ib_buffer)->base.va;
                cs->ib_size_ptr = &cs->ib.size;
                cs->ib.size = 0;
+       } else {
+               for (unsigned i = 0; i < cs->num_old_cs_buffers; ++i) {
+                       struct radeon_cmdbuf *rcs = &cs->old_cs_buffers[i];
+                       free(rcs->buf);
+               }
+
+               free(cs->old_cs_buffers);
+               cs->old_cs_buffers = NULL;
+               cs->num_old_cs_buffers = 0;
        }
 }
 
 static int radv_amdgpu_cs_find_buffer(struct radv_amdgpu_cs *cs,
-                                     amdgpu_bo_handle bo)
+                                     uint32_t bo)
 {
-       unsigned hash = ((uintptr_t)bo >> 6) & (ARRAY_SIZE(cs->buffer_hash_table) - 1);
+       unsigned hash = bo & (ARRAY_SIZE(cs->buffer_hash_table) - 1);
        int index = cs->buffer_hash_table[hash];
 
        if (index == -1)
                return -1;
 
-       if (cs->handles[index] == bo)
+       if (cs->handles[index].bo_handle == bo)
                return index;
 
        for (unsigned i = 0; i < cs->num_buffers; ++i) {
-               if (cs->handles[i] == bo) {
+               if (cs->handles[i].bo_handle == bo) {
                        cs->buffer_hash_table[hash] = i;
                        return i;
                }
@@ -389,36 +553,31 @@ static int radv_amdgpu_cs_find_buffer(struct radv_amdgpu_cs *cs,
 }
 
 static void radv_amdgpu_cs_add_buffer_internal(struct radv_amdgpu_cs *cs,
-                                              amdgpu_bo_handle bo,
-                                              uint8_t priority)
+                                              uint32_t bo, uint8_t priority)
 {
        unsigned hash;
        int index = radv_amdgpu_cs_find_buffer(cs, bo);
 
-       if (index != -1) {
-               cs->priorities[index] = MAX2(cs->priorities[index], priority);
+       if (index != -1)
                return;
-       }
 
        if (cs->num_buffers == cs->max_num_buffers) {
                unsigned new_count = MAX2(1, cs->max_num_buffers * 2);
-               cs->handles = realloc(cs->handles, new_count * sizeof(amdgpu_bo_handle));
-               cs->priorities = realloc(cs->priorities, new_count * sizeof(uint8_t));
+               cs->handles = realloc(cs->handles, new_count * sizeof(struct drm_amdgpu_bo_list_entry));
                cs->max_num_buffers = new_count;
        }
 
-       cs->handles[cs->num_buffers] = bo;
-       cs->priorities[cs->num_buffers] = priority;
+       cs->handles[cs->num_buffers].bo_handle = bo;
+       cs->handles[cs->num_buffers].bo_priority = priority;
 
-       hash = ((uintptr_t)bo >> 6) & (ARRAY_SIZE(cs->buffer_hash_table) - 1);
+       hash = bo & (ARRAY_SIZE(cs->buffer_hash_table) - 1);
        cs->buffer_hash_table[hash] = cs->num_buffers;
 
        ++cs->num_buffers;
 }
 
-static void radv_amdgpu_cs_add_virtual_buffer(struct radeon_winsys_cs *_cs,
-                                              struct radeon_winsys_bo *bo,
-                                              uint8_t priority)
+static void radv_amdgpu_cs_add_virtual_buffer(struct radeon_cmdbuf *_cs,
+                                              struct radeon_winsys_bo *bo)
 {
        struct radv_amdgpu_cs *cs = radv_amdgpu_cs(_cs);
        unsigned hash = ((uintptr_t)bo >> 6) & (VIRTUAL_BUFFER_HASH_TABLE_SIZE - 1);
@@ -433,12 +592,10 @@ static void radv_amdgpu_cs_add_virtual_buffer(struct radeon_winsys_cs *_cs,
        if (cs->virtual_buffer_hash_table[hash] >= 0) {
                int idx = cs->virtual_buffer_hash_table[hash];
                if (cs->virtual_buffers[idx] == bo) {
-                       cs->virtual_buffer_priorities[idx] = MAX2(cs->virtual_buffer_priorities[idx], priority);
                        return;
                }
                for (unsigned i = 0; i < cs->num_virtual_buffers; ++i) {
                        if (cs->virtual_buffers[i] == bo) {
-                               cs->virtual_buffer_priorities[i] = MAX2(cs->virtual_buffer_priorities[i], priority);
                                cs->virtual_buffer_hash_table[hash] = i;
                                return;
                        }
@@ -448,56 +605,56 @@ static void radv_amdgpu_cs_add_virtual_buffer(struct radeon_winsys_cs *_cs,
        if(cs->max_num_virtual_buffers <= cs->num_virtual_buffers) {
                cs->max_num_virtual_buffers = MAX2(2, cs->max_num_virtual_buffers * 2);
                cs->virtual_buffers = realloc(cs->virtual_buffers, sizeof(struct radv_amdgpu_virtual_virtual_buffer*) * cs->max_num_virtual_buffers);
-               cs->virtual_buffer_priorities = realloc(cs->virtual_buffer_priorities, sizeof(uint8_t) * cs->max_num_virtual_buffers);
        }
 
        cs->virtual_buffers[cs->num_virtual_buffers] = bo;
-       cs->virtual_buffer_priorities[cs->num_virtual_buffers] = priority;
 
        cs->virtual_buffer_hash_table[hash] = cs->num_virtual_buffers;
        ++cs->num_virtual_buffers;
 
 }
 
-static void radv_amdgpu_cs_add_buffer(struct radeon_winsys_cs *_cs,
-                                struct radeon_winsys_bo *_bo,
-                                uint8_t priority)
+static void radv_amdgpu_cs_add_buffer(struct radeon_cmdbuf *_cs,
+                                     struct radeon_winsys_bo *_bo)
 {
        struct radv_amdgpu_cs *cs = radv_amdgpu_cs(_cs);
        struct radv_amdgpu_winsys_bo *bo = radv_amdgpu_winsys_bo(_bo);
 
        if (bo->is_virtual)  {
-               radv_amdgpu_cs_add_virtual_buffer(_cs, _bo, priority);
+               radv_amdgpu_cs_add_virtual_buffer(_cs, _bo);
                return;
        }
 
-       radv_amdgpu_cs_add_buffer_internal(cs, bo->bo, priority);
+       if (bo->base.is_local)
+               return;
+
+       radv_amdgpu_cs_add_buffer_internal(cs, bo->bo_handle, bo->priority);
 }
 
-static void radv_amdgpu_cs_execute_secondary(struct radeon_winsys_cs *_parent,
-                                            struct radeon_winsys_cs *_child)
+static void radv_amdgpu_cs_execute_secondary(struct radeon_cmdbuf *_parent,
+                                            struct radeon_cmdbuf *_child)
 {
        struct radv_amdgpu_cs *parent = radv_amdgpu_cs(_parent);
        struct radv_amdgpu_cs *child = radv_amdgpu_cs(_child);
 
        for (unsigned i = 0; i < child->num_buffers; ++i) {
-               radv_amdgpu_cs_add_buffer_internal(parent, child->handles[i],
-                                                  child->priorities[i]);
+               radv_amdgpu_cs_add_buffer_internal(parent,
+                                                  child->handles[i].bo_handle,
+                                                  child->handles[i].bo_priority);
        }
 
        for (unsigned i = 0; i < child->num_virtual_buffers; ++i) {
-               radv_amdgpu_cs_add_buffer(&parent->base, child->virtual_buffers[i],
-                                         child->virtual_buffer_priorities[i]);
+               radv_amdgpu_cs_add_buffer(&parent->base, child->virtual_buffers[i]);
        }
 
        if (parent->ws->use_ib_bos) {
                if (parent->base.cdw + 4 > parent->base.max_dw)
                        radv_amdgpu_cs_grow(&parent->base, 4);
 
-               parent->base.buf[parent->base.cdw++] = PKT3(PKT3_INDIRECT_BUFFER_CIK, 2, 0);
-               parent->base.buf[parent->base.cdw++] = child->ib.ib_mc_address;
-               parent->base.buf[parent->base.cdw++] = child->ib.ib_mc_address >> 32;
-               parent->base.buf[parent->base.cdw++] = child->ib.size;
+               radeon_emit(&parent->base, PKT3(PKT3_INDIRECT_BUFFER_CIK, 2, 0));
+               radeon_emit(&parent->base, child->ib.ib_mc_address);
+               radeon_emit(&parent->base, child->ib.ib_mc_address >> 32);
+               radeon_emit(&parent->base, child->ib.size);
        } else {
                if (parent->base.cdw + child->base.cdw > parent->base.max_dw)
                        radv_amdgpu_cs_grow(&parent->base, child->base.cdw);
@@ -508,16 +665,19 @@ static void radv_amdgpu_cs_execute_secondary(struct radeon_winsys_cs *_parent,
 }
 
 static int radv_amdgpu_create_bo_list(struct radv_amdgpu_winsys *ws,
-                                     struct radeon_winsys_cs **cs_array,
+                                     struct radeon_cmdbuf **cs_array,
                                      unsigned count,
-                                     struct radv_amdgpu_winsys_bo *extra_bo,
-                                     struct radeon_winsys_cs *extra_cs,
-                                     amdgpu_bo_list_handle *bo_list)
+                                     struct radv_amdgpu_winsys_bo **extra_bo_array,
+                                     unsigned num_extra_bo,
+                                     struct radeon_cmdbuf *extra_cs,
+                                     const struct radv_winsys_bo_list *radv_bo_list,
+                                     uint32_t *bo_list)
 {
-       int r;
+       int r = 0;
+
        if (ws->debug_all_bos) {
                struct radv_amdgpu_winsys_bo *bo;
-               amdgpu_bo_handle *handles;
+               struct drm_amdgpu_bo_list_entry *handles;
                unsigned num = 0;
 
                pthread_mutex_lock(&ws->global_bo_list_lock);
@@ -530,22 +690,27 @@ static int radv_amdgpu_create_bo_list(struct radv_amdgpu_winsys *ws,
 
                LIST_FOR_EACH_ENTRY(bo, &ws->global_bo_list, global_list_item) {
                        assert(num < ws->num_buffers);
-                       handles[num++] = bo->bo;
+                       handles[num].bo_handle = bo->bo_handle;
+                       handles[num].bo_priority = bo->priority;
+                       num++;
                }
 
-               r = amdgpu_bo_list_create(ws->dev, ws->num_buffers,
-                                         handles, NULL,
-                                         bo_list);
+               r = amdgpu_bo_list_create_raw(ws->dev, ws->num_buffers,
+                                             handles, bo_list);
                free(handles);
                pthread_mutex_unlock(&ws->global_bo_list_lock);
-       } else if (count == 1 && !extra_bo && !extra_cs &&
+       } else if (count == 1 && !num_extra_bo && !extra_cs && !radv_bo_list &&
                   !radv_amdgpu_cs(cs_array[0])->num_virtual_buffers) {
                struct radv_amdgpu_cs *cs = (struct radv_amdgpu_cs*)cs_array[0];
-               r = amdgpu_bo_list_create(ws->dev, cs->num_buffers, cs->handles,
-                                         cs->priorities, bo_list);
+               if (cs->num_buffers == 0) {
+                       *bo_list = 0;
+                       return 0;
+               }
+               r = amdgpu_bo_list_create_raw(ws->dev, cs->num_buffers, cs->handles,
+                                             bo_list);
        } else {
-               unsigned total_buffer_count = !!extra_bo;
-               unsigned unique_bo_count = !!extra_bo;
+               unsigned total_buffer_count = num_extra_bo;
+               unsigned unique_bo_count = num_extra_bo;
                for (unsigned i = 0; i < count; ++i) {
                        struct radv_amdgpu_cs *cs = (struct radv_amdgpu_cs*)cs_array[i];
                        total_buffer_count += cs->num_buffers;
@@ -557,17 +722,21 @@ static int radv_amdgpu_create_bo_list(struct radv_amdgpu_winsys *ws,
                        total_buffer_count += ((struct radv_amdgpu_cs*)extra_cs)->num_buffers;
                }
 
-               amdgpu_bo_handle *handles = malloc(sizeof(amdgpu_bo_handle) * total_buffer_count);
-               uint8_t *priorities = malloc(sizeof(uint8_t) * total_buffer_count);
-               if (!handles || !priorities) {
-                       free(handles);
-                       free(priorities);
-                       return -ENOMEM;
+               if (radv_bo_list) {
+                       total_buffer_count += radv_bo_list->count;
+               }
+
+               if (total_buffer_count == 0) {
+                       *bo_list = 0;
+                       return 0;
                }
+               struct drm_amdgpu_bo_list_entry *handles = malloc(sizeof(struct drm_amdgpu_bo_list_entry) * total_buffer_count);
+               if (!handles)
+                       return -ENOMEM;
 
-               if (extra_bo) {
-                       handles[0] = extra_bo->bo;
-                       priorities[0] = 8;
+               for (unsigned i = 0; i < num_extra_bo; i++) {
+                       handles[i].bo_handle = extra_bo_array[i]->bo_handle;
+                       handles[i].bo_priority = extra_bo_array[i]->priority;
                }
 
                for (unsigned i = 0; i < count + !!extra_cs; ++i) {
@@ -581,9 +750,8 @@ static int radv_amdgpu_create_bo_list(struct radv_amdgpu_winsys *ws,
                        if (!cs->num_buffers)
                                continue;
 
-                       if (unique_bo_count == 0) {
-                               memcpy(handles, cs->handles, cs->num_buffers * sizeof(amdgpu_bo_handle));
-                               memcpy(priorities, cs->priorities, cs->num_buffers * sizeof(uint8_t));
+                       if (unique_bo_count == 0 && !cs->num_virtual_buffers) {
+                               memcpy(handles, cs->handles, cs->num_buffers * sizeof(struct drm_amdgpu_bo_list_entry));
                                unique_bo_count = cs->num_buffers;
                                continue;
                        }
@@ -591,16 +759,13 @@ static int radv_amdgpu_create_bo_list(struct radv_amdgpu_winsys *ws,
                        for (unsigned j = 0; j < cs->num_buffers; ++j) {
                                bool found = false;
                                for (unsigned k = 0; k < unique_bo_so_far; ++k) {
-                                       if (handles[k] == cs->handles[j]) {
+                                       if (handles[k].bo_handle == cs->handles[j].bo_handle) {
                                                found = true;
-                                               priorities[k] = MAX2(priorities[k],
-                                                                    cs->priorities[j]);
                                                break;
                                        }
                                }
                                if (!found) {
                                        handles[unique_bo_count] = cs->handles[j];
-                                       priorities[unique_bo_count] = cs->priorities[j];
                                        ++unique_bo_count;
                                }
                        }
@@ -610,26 +775,47 @@ static int radv_amdgpu_create_bo_list(struct radv_amdgpu_winsys *ws,
                                        struct radv_amdgpu_winsys_bo *bo = virtual_bo->bos[k];
                                        bool found = false;
                                        for (unsigned m = 0; m < unique_bo_count; ++m) {
-                                               if (handles[m] == bo->bo) {
+                                               if (handles[m].bo_handle == bo->bo_handle) {
                                                        found = true;
-                                                       priorities[m] = MAX2(priorities[m],
-                                                                       cs->virtual_buffer_priorities[j]);
                                                        break;
                                                }
                                        }
                                        if (!found) {
-                                               handles[unique_bo_count] = bo->bo;
-                                               priorities[unique_bo_count] = cs->virtual_buffer_priorities[j];
+                                               handles[unique_bo_count].bo_handle = bo->bo_handle;
+                                               handles[unique_bo_count].bo_priority = bo->priority;
                                                ++unique_bo_count;
                                        }
                                }
                        }
                }
-               r = amdgpu_bo_list_create(ws->dev, unique_bo_count, handles,
-                                         priorities, bo_list);
+
+               if (radv_bo_list) {
+                       unsigned unique_bo_so_far = unique_bo_count;
+                       for (unsigned i = 0; i < radv_bo_list->count; ++i) {
+                               struct radv_amdgpu_winsys_bo *bo = radv_amdgpu_winsys_bo(radv_bo_list->bos[i]);
+                               bool found = false;
+                               for (unsigned j = 0; j < unique_bo_so_far; ++j) {
+                                       if (bo->bo_handle == handles[j].bo_handle) {
+                                               found = true;
+                                               break;
+                                       }
+                               }
+                               if (!found) {
+                                       handles[unique_bo_count].bo_handle = bo->bo_handle;
+                                       handles[unique_bo_count].bo_priority = bo->priority;
+                                       ++unique_bo_count;
+                               }
+                       }
+               }
+
+               if (unique_bo_count > 0) {
+                       r = amdgpu_bo_list_create_raw(ws->dev, unique_bo_count, handles,
+                                                     bo_list);
+               } else {
+                       *bo_list = 0;
+               }
 
                free(handles);
-               free(priorities);
        }
 
        return r;
@@ -646,7 +832,7 @@ static struct amdgpu_cs_fence_info radv_set_cs_fence(struct radv_amdgpu_ctx *ctx
 }
 
 static void radv_assign_last_submit(struct radv_amdgpu_ctx *ctx,
-                                   struct amdgpu_cs_request *request)
+                                   struct radv_amdgpu_cs_request *request)
 {
        radv_amdgpu_request_to_fence(ctx,
                                     &ctx->last_submission[request->ip_type][request->ring],
@@ -656,19 +842,21 @@ static void radv_assign_last_submit(struct radv_amdgpu_ctx *ctx,
 static int radv_amdgpu_winsys_cs_submit_chained(struct radeon_winsys_ctx *_ctx,
                                                int queue_idx,
                                                struct radv_winsys_sem_info *sem_info,
-                                               struct radeon_winsys_cs **cs_array,
+                                               const struct radv_winsys_bo_list *radv_bo_list,
+                                               struct radeon_cmdbuf **cs_array,
                                                unsigned cs_count,
-                                               struct radeon_winsys_cs *initial_preamble_cs,
-                                               struct radeon_winsys_cs *continue_preamble_cs,
+                                               struct radeon_cmdbuf *initial_preamble_cs,
+                                               struct radeon_cmdbuf *continue_preamble_cs,
                                                struct radeon_winsys_fence *_fence)
 {
        int r;
        struct radv_amdgpu_ctx *ctx = radv_amdgpu_ctx(_ctx);
        struct radv_amdgpu_fence *fence = (struct radv_amdgpu_fence *)_fence;
        struct radv_amdgpu_cs *cs0 = radv_amdgpu_cs(cs_array[0]);
-       amdgpu_bo_list_handle bo_list;
-       struct amdgpu_cs_request request = {0};
+       uint32_t bo_list;
+       struct radv_amdgpu_cs_request request = {0};
        struct amdgpu_cs_ib_info ibs[2];
+       unsigned number_of_ibs = 1;
 
        for (unsigned i = cs_count; i--;) {
                struct radv_amdgpu_cs *cs = radv_amdgpu_cs(cs_array[i]);
@@ -692,26 +880,33 @@ static int radv_amdgpu_winsys_cs_submit_chained(struct radeon_winsys_ctx *_ctx,
                }
        }
 
-       r = radv_amdgpu_create_bo_list(cs0->ws, cs_array, cs_count, NULL, initial_preamble_cs, &bo_list);
+       /* Create a buffer object list. */
+       r = radv_amdgpu_create_bo_list(cs0->ws, cs_array, cs_count, NULL, 0,
+                                      initial_preamble_cs, radv_bo_list,
+                                      &bo_list);
        if (r) {
-               fprintf(stderr, "amdgpu: Failed to created the BO list for submission\n");
+               fprintf(stderr, "amdgpu: buffer list creation failed for the "
+                               "chained submission(%d)\n", r);
                return r;
        }
 
+       /* Configure the CS request. */
+       if (initial_preamble_cs) {
+               ibs[0] = radv_amdgpu_cs(initial_preamble_cs)->ib;
+               ibs[1] = cs0->ib;
+               number_of_ibs++;
+       } else {
+               ibs[0] = cs0->ib;
+       }
+
        request.ip_type = cs0->hw_ip;
        request.ring = queue_idx;
-       request.number_of_ibs = 1;
-       request.ibs = &cs0->ib;
+       request.number_of_ibs = number_of_ibs;
+       request.ibs = ibs;
        request.resources = bo_list;
        request.fence_info = radv_set_cs_fence(ctx, cs0->hw_ip, queue_idx);
 
-       if (initial_preamble_cs) {
-               request.ibs = ibs;
-               request.number_of_ibs = 2;
-               ibs[1] = cs0->ib;
-               ibs[0] = ((struct radv_amdgpu_cs*)initial_preamble_cs)->ib;
-       }
-
+       /* Submit the CS. */
        r = radv_amdgpu_cs_submit(ctx, &request, sem_info);
        if (r) {
                if (r == -ENOMEM)
@@ -721,87 +916,98 @@ static int radv_amdgpu_winsys_cs_submit_chained(struct radeon_winsys_ctx *_ctx,
                                        "see dmesg for more information.\n");
        }
 
-       amdgpu_bo_list_destroy(bo_list);
+       amdgpu_bo_list_destroy_raw(ctx->ws->dev, bo_list);
+
+       if (r)
+               return r;
 
        if (fence)
                radv_amdgpu_request_to_fence(ctx, fence, &request);
 
        radv_assign_last_submit(ctx, &request);
 
-       return r;
+       return 0;
 }
 
 static int radv_amdgpu_winsys_cs_submit_fallback(struct radeon_winsys_ctx *_ctx,
                                                 int queue_idx,
                                                 struct radv_winsys_sem_info *sem_info,
-                                                struct radeon_winsys_cs **cs_array,
+                                                const struct radv_winsys_bo_list *radv_bo_list,
+                                                struct radeon_cmdbuf **cs_array,
                                                 unsigned cs_count,
-                                                struct radeon_winsys_cs *initial_preamble_cs,
-                                                struct radeon_winsys_cs *continue_preamble_cs,
+                                                struct radeon_cmdbuf *initial_preamble_cs,
+                                                struct radeon_cmdbuf *continue_preamble_cs,
                                                 struct radeon_winsys_fence *_fence)
 {
        int r;
        struct radv_amdgpu_ctx *ctx = radv_amdgpu_ctx(_ctx);
        struct radv_amdgpu_fence *fence = (struct radv_amdgpu_fence *)_fence;
-       amdgpu_bo_list_handle bo_list;
-       struct amdgpu_cs_request request;
-       bool emit_signal_sem = sem_info->cs_emit_signal;
+       uint32_t bo_list;
+       struct radv_amdgpu_cs_request request = {};
+       struct amdgpu_cs_ib_info *ibs;
+       struct radv_amdgpu_cs *cs0;
+       unsigned number_of_ibs;
+
        assert(cs_count);
+       cs0 = radv_amdgpu_cs(cs_array[0]);
 
-       for (unsigned i = 0; i < cs_count;) {
-               struct radv_amdgpu_cs *cs0 = radv_amdgpu_cs(cs_array[i]);
-               struct amdgpu_cs_ib_info ibs[AMDGPU_CS_MAX_IBS_PER_SUBMIT];
-               struct radeon_winsys_cs *preamble_cs = i ? continue_preamble_cs : initial_preamble_cs;
-               unsigned cnt = MIN2(AMDGPU_CS_MAX_IBS_PER_SUBMIT - !!preamble_cs,
-                                   cs_count - i);
+       /* Compute the number of IBs for this submit. */
+       number_of_ibs = cs_count + !!initial_preamble_cs;
 
-               memset(&request, 0, sizeof(request));
+       /* Create a buffer object list. */
+       r = radv_amdgpu_create_bo_list(cs0->ws, &cs_array[0], cs_count, NULL, 0,
+                                      initial_preamble_cs, radv_bo_list,
+                                      &bo_list);
+       if (r) {
+               fprintf(stderr, "amdgpu: buffer list creation failed "
+                               "for the fallback submission (%d)\n", r);
+               return r;
+       }
 
-               r = radv_amdgpu_create_bo_list(cs0->ws, &cs_array[i], cnt, NULL,
-                                              preamble_cs, &bo_list);
-               if (r) {
-                       fprintf(stderr, "amdgpu: Failed to created the BO list for submission\n");
-                       return r;
-               }
+       ibs = malloc(number_of_ibs * sizeof(*ibs));
+       if (!ibs) {
+               amdgpu_bo_list_destroy_raw(ctx->ws->dev, bo_list);
+               return -ENOMEM;
+       }
 
-               request.ip_type = cs0->hw_ip;
-               request.ring = queue_idx;
-               request.resources = bo_list;
-               request.number_of_ibs = cnt + !!preamble_cs;
-               request.ibs = ibs;
-               request.fence_info = radv_set_cs_fence(ctx, cs0->hw_ip, queue_idx);
+       /* Configure the CS request. */
+       if (initial_preamble_cs)
+               ibs[0] = radv_amdgpu_cs(initial_preamble_cs)->ib;
 
-               if (preamble_cs) {
-                       ibs[0] = radv_amdgpu_cs(preamble_cs)->ib;
-               }
+       for (unsigned i = 0; i < cs_count; i++) {
+               struct radv_amdgpu_cs *cs = radv_amdgpu_cs(cs_array[i]);
 
-               for (unsigned j = 0; j < cnt; ++j) {
-                       struct radv_amdgpu_cs *cs = radv_amdgpu_cs(cs_array[i + j]);
-                       ibs[j + !!preamble_cs] = cs->ib;
+               ibs[i + !!initial_preamble_cs] = cs->ib;
 
-                       if (cs->is_chained) {
-                               *cs->ib_size_ptr -= 4;
-                               cs->is_chained = false;
-                       }
+               if (cs->is_chained) {
+                       *cs->ib_size_ptr -= 4;
+                       cs->is_chained = false;
                }
+       }
 
-               sem_info->cs_emit_signal = (i == cs_count - cnt) ? emit_signal_sem : false;
-               r = radv_amdgpu_cs_submit(ctx, &request, sem_info);
-               if (r) {
-                       if (r == -ENOMEM)
-                               fprintf(stderr, "amdgpu: Not enough memory for command submission.\n");
-                       else
-                               fprintf(stderr, "amdgpu: The CS has been rejected, "
-                                               "see dmesg for more information.\n");
-               }
+       request.ip_type = cs0->hw_ip;
+       request.ring = queue_idx;
+       request.resources = bo_list;
+       request.number_of_ibs = number_of_ibs;
+       request.ibs = ibs;
+       request.fence_info = radv_set_cs_fence(ctx, cs0->hw_ip, queue_idx);
 
-               amdgpu_bo_list_destroy(bo_list);
+       /* Submit the CS. */
+       r = radv_amdgpu_cs_submit(ctx, &request, sem_info);
+       if (r) {
+               if (r == -ENOMEM)
+                       fprintf(stderr, "amdgpu: Not enough memory for command submission.\n");
+               else
+                       fprintf(stderr, "amdgpu: The CS has been rejected, "
+                                       "see dmesg for more information.\n");
+       }
 
-               if (r)
-                       return r;
+       amdgpu_bo_list_destroy_raw(ctx->ws->dev, bo_list);
+       free(ibs);
+
+       if (r)
+               return r;
 
-               i += cnt;
-       }
        if (fence)
                radv_amdgpu_request_to_fence(ctx, fence, &request);
 
@@ -813,10 +1019,11 @@ static int radv_amdgpu_winsys_cs_submit_fallback(struct radeon_winsys_ctx *_ctx,
 static int radv_amdgpu_winsys_cs_submit_sysmem(struct radeon_winsys_ctx *_ctx,
                                               int queue_idx,
                                               struct radv_winsys_sem_info *sem_info,
-                                              struct radeon_winsys_cs **cs_array,
+                                              const struct radv_winsys_bo_list *radv_bo_list,
+                                              struct radeon_cmdbuf **cs_array,
                                               unsigned cs_count,
-                                              struct radeon_winsys_cs *initial_preamble_cs,
-                                              struct radeon_winsys_cs *continue_preamble_cs,
+                                              struct radeon_cmdbuf *initial_preamble_cs,
+                                              struct radeon_cmdbuf *continue_preamble_cs,
                                               struct radeon_winsys_fence *_fence)
 {
        int r;
@@ -824,75 +1031,160 @@ static int radv_amdgpu_winsys_cs_submit_sysmem(struct radeon_winsys_ctx *_ctx,
        struct radv_amdgpu_fence *fence = (struct radv_amdgpu_fence *)_fence;
        struct radv_amdgpu_cs *cs0 = radv_amdgpu_cs(cs_array[0]);
        struct radeon_winsys *ws = (struct radeon_winsys*)cs0->ws;
-       amdgpu_bo_list_handle bo_list;
-       struct amdgpu_cs_request request;
+       uint32_t bo_list;
+       struct radv_amdgpu_cs_request request;
        uint32_t pad_word = 0xffff1000U;
        bool emit_signal_sem = sem_info->cs_emit_signal;
 
-       if (radv_amdgpu_winsys(ws)->info.chip_class == SI)
+       if (radv_amdgpu_winsys(ws)->info.chip_class == GFX6)
                pad_word = 0x80000000;
 
        assert(cs_count);
 
        for (unsigned i = 0; i < cs_count;) {
-               struct amdgpu_cs_ib_info ib = {0};
-               struct radeon_winsys_bo *bo = NULL;
-               struct radeon_winsys_cs *preamble_cs = i ? continue_preamble_cs : initial_preamble_cs;
+               struct amdgpu_cs_ib_info *ibs;
+               struct radeon_winsys_bo **bos;
+               struct radeon_cmdbuf *preamble_cs = i ? continue_preamble_cs : initial_preamble_cs;
+               struct radv_amdgpu_cs *cs = radv_amdgpu_cs(cs_array[i]);
+               unsigned number_of_ibs;
                uint32_t *ptr;
                unsigned cnt = 0;
                unsigned size = 0;
                unsigned pad_words = 0;
-               if (preamble_cs)
-                       size += preamble_cs->cdw;
 
-               while (i + cnt < cs_count && 0xffff8 - size >= radv_amdgpu_cs(cs_array[i + cnt])->base.cdw) {
-                       size += radv_amdgpu_cs(cs_array[i + cnt])->base.cdw;
-                       ++cnt;
-               }
+               /* Compute the number of IBs for this submit. */
+               number_of_ibs = cs->num_old_cs_buffers + 1;
+
+               ibs = malloc(number_of_ibs * sizeof(*ibs));
+               if (!ibs)
+                       return -ENOMEM;
 
-               while(!size || (size & 7)) {
-                       size++;
-                       pad_words++;
+               bos = malloc(number_of_ibs * sizeof(*bos));
+               if (!bos) {
+                       free(ibs);
+                       return -ENOMEM;
                }
-               assert(cnt);
 
-               bo = ws->buffer_create(ws, 4 * size, 4096, RADEON_DOMAIN_GTT, RADEON_FLAG_CPU_ACCESS);
-               ptr = ws->buffer_map(bo);
+               if (number_of_ibs > 1) {
+                       /* Special path when the maximum size in dwords has
+                        * been reached because we need to handle more than one
+                        * IB per submit.
+                        */
+                       struct radeon_cmdbuf **new_cs_array;
+                       unsigned idx = 0;
 
-               if (preamble_cs) {
-                       memcpy(ptr, preamble_cs->buf, preamble_cs->cdw * 4);
-                       ptr += preamble_cs->cdw;
-               }
+                       new_cs_array = malloc(cs->num_old_cs_buffers *
+                                             sizeof(*new_cs_array));
+                       assert(new_cs_array);
 
-               for (unsigned j = 0; j < cnt; ++j) {
-                       struct radv_amdgpu_cs *cs = radv_amdgpu_cs(cs_array[i + j]);
-                       memcpy(ptr, cs->base.buf, 4 * cs->base.cdw);
-                       ptr += cs->base.cdw;
+                       for (unsigned j = 0; j < cs->num_old_cs_buffers; j++)
+                               new_cs_array[idx++] = &cs->old_cs_buffers[j];
+                       new_cs_array[idx++] = cs_array[i];
 
-               }
+                       for (unsigned j = 0; j < number_of_ibs; j++) {
+                               struct radeon_cmdbuf *rcs = new_cs_array[j];
+                               bool needs_preamble = preamble_cs && j == 0;
+                               unsigned size = 0;
 
-               for (unsigned j = 0; j < pad_words; ++j)
-                       *ptr++ = pad_word;
+                               if (needs_preamble)
+                                       size += preamble_cs->cdw;
+                               size += rcs->cdw;
 
-               memset(&request, 0, sizeof(request));
+                               assert(size < 0xffff8);
+
+                               while (!size || (size & 7)) {
+                                       size++;
+                                       pad_words++;
+                               }
+
+                               bos[j] = ws->buffer_create(ws, 4 * size, 4096,
+                                                          RADEON_DOMAIN_GTT,
+                                                          RADEON_FLAG_CPU_ACCESS |
+                                                          RADEON_FLAG_NO_INTERPROCESS_SHARING |
+                                                          RADEON_FLAG_READ_ONLY,
+                                                          RADV_BO_PRIORITY_CS);
+                               ptr = ws->buffer_map(bos[j]);
+
+                               if (needs_preamble) {
+                                       memcpy(ptr, preamble_cs->buf, preamble_cs->cdw * 4);
+                                       ptr += preamble_cs->cdw;
+                               }
+
+                               memcpy(ptr, rcs->buf, 4 * rcs->cdw);
+                               ptr += rcs->cdw;
+
+                               for (unsigned k = 0; k < pad_words; ++k)
+                                       *ptr++ = pad_word;
+
+                               ibs[j].size = size;
+                               ibs[j].ib_mc_address = radv_buffer_get_va(bos[j]);
+                               ibs[j].flags = 0;
+                       }
+
+                       cnt++;
+                       free(new_cs_array);
+               } else {
+                       if (preamble_cs)
+                               size += preamble_cs->cdw;
+
+                       while (i + cnt < cs_count && 0xffff8 - size >= radv_amdgpu_cs(cs_array[i + cnt])->base.cdw) {
+                               size += radv_amdgpu_cs(cs_array[i + cnt])->base.cdw;
+                               ++cnt;
+                       }
+
+                       while (!size || (size & 7)) {
+                               size++;
+                               pad_words++;
+                       }
+                       assert(cnt);
+
+                       bos[0] = ws->buffer_create(ws, 4 * size, 4096,
+                                                  RADEON_DOMAIN_GTT,
+                                                  RADEON_FLAG_CPU_ACCESS |
+                                                  RADEON_FLAG_NO_INTERPROCESS_SHARING |
+                                                  RADEON_FLAG_READ_ONLY,
+                                                  RADV_BO_PRIORITY_CS);
+                       ptr = ws->buffer_map(bos[0]);
+
+                       if (preamble_cs) {
+                               memcpy(ptr, preamble_cs->buf, preamble_cs->cdw * 4);
+                               ptr += preamble_cs->cdw;
+                       }
 
+                       for (unsigned j = 0; j < cnt; ++j) {
+                               struct radv_amdgpu_cs *cs = radv_amdgpu_cs(cs_array[i + j]);
+                               memcpy(ptr, cs->base.buf, 4 * cs->base.cdw);
+                               ptr += cs->base.cdw;
+
+                       }
+
+                       for (unsigned j = 0; j < pad_words; ++j)
+                               *ptr++ = pad_word;
+
+                       ibs[0].size = size;
+                       ibs[0].ib_mc_address = radv_buffer_get_va(bos[0]);
+                       ibs[0].flags = 0;
+               }
 
                r = radv_amdgpu_create_bo_list(cs0->ws, &cs_array[i], cnt,
-                                              (struct radv_amdgpu_winsys_bo*)bo,
-                                              preamble_cs, &bo_list);
+                                              (struct radv_amdgpu_winsys_bo **)bos,
+                                              number_of_ibs, preamble_cs,
+                                              radv_bo_list, &bo_list);
                if (r) {
-                       fprintf(stderr, "amdgpu: Failed to created the BO list for submission\n");
+                       fprintf(stderr, "amdgpu: buffer list creation failed "
+                                       "for the sysmem submission (%d)\n", r);
+                       free(ibs);
+                       free(bos);
                        return r;
                }
 
-               ib.size = size;
-               ib.ib_mc_address = radv_buffer_get_va(bo);
+               memset(&request, 0, sizeof(request));
 
                request.ip_type = cs0->hw_ip;
                request.ring = queue_idx;
                request.resources = bo_list;
-               request.number_of_ibs = 1;
-               request.ibs = &ib;
+               request.number_of_ibs = number_of_ibs;
+               request.ibs = ibs;
                request.fence_info = radv_set_cs_fence(ctx, cs0->hw_ip, queue_idx);
 
                sem_info->cs_emit_signal = (i == cs_count - cnt) ? emit_signal_sem : false;
@@ -905,9 +1197,15 @@ static int radv_amdgpu_winsys_cs_submit_sysmem(struct radeon_winsys_ctx *_ctx,
                                                "see dmesg for more information.\n");
                }
 
-               amdgpu_bo_list_destroy(bo_list);
+               amdgpu_bo_list_destroy_raw(ctx->ws->dev, bo_list);
+
+               for (unsigned j = 0; j < number_of_ibs; j++) {
+                       ws->buffer_destroy(bos[j]);
+               }
+
+               free(ibs);
+               free(bos);
 
-               ws->buffer_destroy(bo);
                if (r)
                        return r;
 
@@ -923,11 +1221,12 @@ static int radv_amdgpu_winsys_cs_submit_sysmem(struct radeon_winsys_ctx *_ctx,
 
 static int radv_amdgpu_winsys_cs_submit(struct radeon_winsys_ctx *_ctx,
                                        int queue_idx,
-                                       struct radeon_winsys_cs **cs_array,
+                                       struct radeon_cmdbuf **cs_array,
                                        unsigned cs_count,
-                                       struct radeon_winsys_cs *initial_preamble_cs,
-                                       struct radeon_winsys_cs *continue_preamble_cs,
+                                       struct radeon_cmdbuf *initial_preamble_cs,
+                                       struct radeon_cmdbuf *continue_preamble_cs,
                                        struct radv_winsys_sem_info *sem_info,
+                                       const struct radv_winsys_bo_list *bo_list,
                                        bool can_patch,
                                        struct radeon_winsys_fence *_fence)
 {
@@ -937,13 +1236,13 @@ static int radv_amdgpu_winsys_cs_submit(struct radeon_winsys_ctx *_ctx,
 
        assert(sem_info);
        if (!cs->ws->use_ib_bos) {
-               ret = radv_amdgpu_winsys_cs_submit_sysmem(_ctx, queue_idx, sem_info, cs_array,
+               ret = radv_amdgpu_winsys_cs_submit_sysmem(_ctx, queue_idx, sem_info, bo_list, cs_array,
                                                           cs_count, initial_preamble_cs, continue_preamble_cs, _fence);
-       } else if (can_patch && cs_count > AMDGPU_CS_MAX_IBS_PER_SUBMIT && cs->ws->batchchain) {
-               ret = radv_amdgpu_winsys_cs_submit_chained(_ctx, queue_idx, sem_info, cs_array,
+       } else if (can_patch) {
+               ret = radv_amdgpu_winsys_cs_submit_chained(_ctx, queue_idx, sem_info, bo_list, cs_array,
                                                            cs_count, initial_preamble_cs, continue_preamble_cs, _fence);
        } else {
-               ret = radv_amdgpu_winsys_cs_submit_fallback(_ctx, queue_idx, sem_info, cs_array,
+               ret = radv_amdgpu_winsys_cs_submit_fallback(_ctx, queue_idx, sem_info, bo_list, cs_array,
                                                             cs_count, initial_preamble_cs, continue_preamble_cs, _fence);
        }
 
@@ -951,7 +1250,6 @@ static int radv_amdgpu_winsys_cs_submit(struct radeon_winsys_ctx *_ctx,
        return ret;
 }
 
-
 static void *radv_amdgpu_winsys_get_cpu_addr(void *_cs, uint64_t addr)
 {
        struct radv_amdgpu_cs *cs = (struct radv_amdgpu_cs *)_cs;
@@ -985,7 +1283,7 @@ static void *radv_amdgpu_winsys_get_cpu_addr(void *_cs, uint64_t addr)
        return ret;
 }
 
-static void radv_amdgpu_winsys_cs_dump(struct radeon_winsys_cs *_cs,
+static void radv_amdgpu_winsys_cs_dump(struct radeon_cmdbuf *_cs,
                                        FILE* file,
                                        const int *trace_ids, int trace_id_count)
 {
@@ -1002,17 +1300,42 @@ static void radv_amdgpu_winsys_cs_dump(struct radeon_winsys_cs *_cs,
                    cs->ws->info.chip_class, radv_amdgpu_winsys_get_cpu_addr, cs);
 }
 
-static struct radeon_winsys_ctx *radv_amdgpu_ctx_create(struct radeon_winsys *_ws)
+static uint32_t radv_to_amdgpu_priority(enum radeon_ctx_priority radv_priority)
+{
+       switch (radv_priority) {
+               case RADEON_CTX_PRIORITY_REALTIME:
+                       return AMDGPU_CTX_PRIORITY_VERY_HIGH;
+               case RADEON_CTX_PRIORITY_HIGH:
+                       return AMDGPU_CTX_PRIORITY_HIGH;
+               case RADEON_CTX_PRIORITY_MEDIUM:
+                       return AMDGPU_CTX_PRIORITY_NORMAL;
+               case RADEON_CTX_PRIORITY_LOW:
+                       return AMDGPU_CTX_PRIORITY_LOW;
+               default:
+                       unreachable("Invalid context priority");
+       }
+}
+
+static VkResult radv_amdgpu_ctx_create(struct radeon_winsys *_ws,
+                                       enum radeon_ctx_priority priority,
+                                       struct radeon_winsys_ctx **rctx)
 {
        struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
        struct radv_amdgpu_ctx *ctx = CALLOC_STRUCT(radv_amdgpu_ctx);
+       uint32_t amdgpu_priority = radv_to_amdgpu_priority(priority);
+       VkResult result;
        int r;
 
        if (!ctx)
-               return NULL;
-       r = amdgpu_cs_ctx_create(ws->dev, &ctx->ctx);
-       if (r) {
-               fprintf(stderr, "amdgpu: radv_amdgpu_cs_ctx_create failed. (%i)\n", r);
+               return VK_ERROR_OUT_OF_HOST_MEMORY;
+
+       r = amdgpu_cs_ctx_create2(ws->dev, amdgpu_priority, &ctx->ctx);
+       if (r && r == -EACCES) {
+               result = VK_ERROR_NOT_PERMITTED_EXT;
+               goto error_create;
+       } else if (r) {
+               fprintf(stderr, "amdgpu: radv_amdgpu_cs_ctx_create2 failed. (%i)\n", r);
+               result = VK_ERROR_OUT_OF_HOST_MEMORY;
                goto error_create;
        }
        ctx->ws = ws;
@@ -1020,15 +1343,19 @@ static struct radeon_winsys_ctx *radv_amdgpu_ctx_create(struct radeon_winsys *_w
        assert(AMDGPU_HW_IP_NUM * MAX_RINGS_PER_TYPE * sizeof(uint64_t) <= 4096);
        ctx->fence_bo = ws->base.buffer_create(&ws->base, 4096, 8,
                                              RADEON_DOMAIN_GTT,
-                                             RADEON_FLAG_CPU_ACCESS);
+                                             RADEON_FLAG_CPU_ACCESS |
+                                             RADEON_FLAG_NO_INTERPROCESS_SHARING,
+                                             RADV_BO_PRIORITY_CS);
        if (ctx->fence_bo)
                ctx->fence_map = (uint64_t*)ws->base.buffer_map(ctx->fence_bo);
        if (ctx->fence_map)
                memset(ctx->fence_map, 0, 4096);
-       return (struct radeon_winsys_ctx *)ctx;
+
+       *rctx = (struct radeon_winsys_ctx *)ctx;
+       return VK_SUCCESS;
 error_create:
        FREE(ctx);
-       return NULL;
+       return result;
 }
 
 static void radv_amdgpu_ctx_destroy(struct radeon_winsys_ctx *rwctx)
@@ -1107,7 +1434,7 @@ static struct drm_amdgpu_cs_chunk_sem *radv_amdgpu_cs_alloc_syncobj_chunk(struct
 }
 
 static int radv_amdgpu_cs_submit(struct radv_amdgpu_ctx *ctx,
-                                struct amdgpu_cs_request *request,
+                                struct radv_amdgpu_cs_request *request,
                                 struct radv_winsys_sem_info *sem_info)
 {
        int r;
@@ -1175,12 +1502,9 @@ static int radv_amdgpu_cs_submit(struct radv_amdgpu_ctx *ctx,
        }
 
        if (sem_info->wait.sem_count && sem_info->cs_emit_wait) {
-               sem_dependencies = malloc(sizeof(struct drm_amdgpu_cs_chunk_dep) * sem_info->wait.sem_count);
-               if (!sem_dependencies) {
-                       r = -ENOMEM;
-                       goto error_out;
-               }
+               sem_dependencies = alloca(sizeof(struct drm_amdgpu_cs_chunk_dep) * sem_info->wait.sem_count);
                int sem_count = 0;
+
                for (unsigned j = 0; j < sem_info->wait.sem_count; j++) {
                        sem = (struct amdgpu_cs_fence *)sem_info->wait.sem[j];
                        if (!sem->context)
@@ -1212,14 +1536,13 @@ static int radv_amdgpu_cs_submit(struct radv_amdgpu_ctx *ctx,
                num_chunks++;
        }
 
-       r = amdgpu_cs_submit_raw(ctx->ws->dev,
+       r = amdgpu_cs_submit_raw2(ctx->ws->dev,
                                 ctx->ctx,
                                 request->resources,
                                 num_chunks,
                                 chunks,
                                 &request->seq_no);
 error_out:
-       free(sem_dependencies);
        free(wait_syncobj);
        free(signal_syncobj);
        return r;
@@ -1239,6 +1562,43 @@ static void radv_amdgpu_destroy_syncobj(struct radeon_winsys *_ws,
        amdgpu_cs_destroy_syncobj(ws->dev, handle);
 }
 
+static void radv_amdgpu_reset_syncobj(struct radeon_winsys *_ws,
+                                   uint32_t handle)
+{
+       struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
+       amdgpu_cs_syncobj_reset(ws->dev, &handle, 1);
+}
+
+static void radv_amdgpu_signal_syncobj(struct radeon_winsys *_ws,
+                                   uint32_t handle)
+{
+       struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
+       amdgpu_cs_syncobj_signal(ws->dev, &handle, 1);
+}
+
+static bool radv_amdgpu_wait_syncobj(struct radeon_winsys *_ws, const uint32_t *handles,
+                                     uint32_t handle_count, bool wait_all, uint64_t timeout)
+{
+       struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
+       uint32_t tmp;
+
+       /* The timeouts are signed, while vulkan timeouts are unsigned. */
+       timeout = MIN2(timeout, INT64_MAX);
+
+       int ret = amdgpu_cs_syncobj_wait(ws->dev, (uint32_t*)handles, handle_count, timeout,
+                                        DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT |
+                                        (wait_all ? DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL : 0),
+                                        &tmp);
+       if (ret == 0) {
+               return true;
+       } else if (ret == -ETIME) {
+               return false;
+       } else {
+               fprintf(stderr, "amdgpu: radv_amdgpu_wait_syncobj failed!\nerrno: %d\n", errno);
+               return false;
+       }
+}
+
 static int radv_amdgpu_export_syncobj(struct radeon_winsys *_ws,
                                      uint32_t syncobj,
                                      int *fd)
@@ -1257,6 +1617,25 @@ static int radv_amdgpu_import_syncobj(struct radeon_winsys *_ws,
        return amdgpu_cs_import_syncobj(ws->dev, fd, syncobj);
 }
 
+
+static int radv_amdgpu_export_syncobj_to_sync_file(struct radeon_winsys *_ws,
+                                                   uint32_t syncobj,
+                                                   int *fd)
+{
+       struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
+
+       return amdgpu_cs_syncobj_export_sync_file(ws->dev, syncobj, fd);
+}
+
+static int radv_amdgpu_import_syncobj_from_sync_file(struct radeon_winsys *_ws,
+                                                     uint32_t syncobj,
+                                                     int fd)
+{
+       struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
+
+       return amdgpu_cs_syncobj_import_sync_file(ws->dev, syncobj, fd);
+}
+
 void radv_amdgpu_cs_init_functions(struct radv_amdgpu_winsys *ws)
 {
        ws->base.ctx_create = radv_amdgpu_ctx_create;
@@ -1273,11 +1652,20 @@ void radv_amdgpu_cs_init_functions(struct radv_amdgpu_winsys *ws)
        ws->base.cs_dump = radv_amdgpu_winsys_cs_dump;
        ws->base.create_fence = radv_amdgpu_create_fence;
        ws->base.destroy_fence = radv_amdgpu_destroy_fence;
+       ws->base.reset_fence = radv_amdgpu_reset_fence;
+       ws->base.signal_fence = radv_amdgpu_signal_fence;
+       ws->base.is_fence_waitable = radv_amdgpu_is_fence_waitable;
        ws->base.create_sem = radv_amdgpu_create_sem;
        ws->base.destroy_sem = radv_amdgpu_destroy_sem;
        ws->base.create_syncobj = radv_amdgpu_create_syncobj;
        ws->base.destroy_syncobj = radv_amdgpu_destroy_syncobj;
+       ws->base.reset_syncobj = radv_amdgpu_reset_syncobj;
+       ws->base.signal_syncobj = radv_amdgpu_signal_syncobj;
+       ws->base.wait_syncobj = radv_amdgpu_wait_syncobj;
        ws->base.export_syncobj = radv_amdgpu_export_syncobj;
        ws->base.import_syncobj = radv_amdgpu_import_syncobj;
+       ws->base.export_syncobj_to_sync_file = radv_amdgpu_export_syncobj_to_sync_file;
+       ws->base.import_syncobj_from_sync_file = radv_amdgpu_import_syncobj_from_sync_file;
        ws->base.fence_wait = radv_amdgpu_fence_wait;
+       ws->base.fences_wait = radv_amdgpu_fences_wait;
 }