diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4255-drm-amdkfd-CMA-Store-mem_type-in-KFD-BO.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4255-drm-amdkfd-CMA-Store-mem_type-in-KFD-BO.patch | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4255-drm-amdkfd-CMA-Store-mem_type-in-KFD-BO.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4255-drm-amdkfd-CMA-Store-mem_type-in-KFD-BO.patch new file mode 100644 index 00000000..5af75f67 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4255-drm-amdkfd-CMA-Store-mem_type-in-KFD-BO.patch @@ -0,0 +1,127 @@ +From f8525598b2b0c327686910133fcc7c3df5e4c154 Mon Sep 17 00:00:00 2001 +From: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> +Date: Mon, 9 Apr 2018 16:03:21 -0400 +Subject: [PATCH 4255/5725] drm/amdkfd: CMA: Store mem_type in KFD BO + +It is needed for supporting CMA when the BOs belong to different +devices. + +Change-Id: I9acc5595e574141d8955e36ff0a98e5bac9b6fc1 +Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> +--- + drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 7 ++++++- + drivers/gpu/drm/amd/amdkfd/kfd_ipc.c | 2 +- + drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 2 ++ + drivers/gpu/drm/amd/amdkfd/kfd_process.c | 10 +++++++++- + 4 files changed, 18 insertions(+), 3 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +index a216225..0972243 100644 +--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c ++++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +@@ -1246,6 +1246,7 @@ static int kfd_ioctl_alloc_memory_of_gpu(struct file *filep, + uint32_t flags = args->flags; + struct vm_area_struct *vma; + uint64_t cpuva = 0; ++ unsigned int mem_type = 0; + + if (args->size == 0) + return -EINVAL; +@@ -1305,8 +1306,12 @@ static int kfd_ioctl_alloc_memory_of_gpu(struct file *filep, + if (err) + goto err_unlock; + ++ mem_type = flags & (KFD_IOC_ALLOC_MEM_FLAGS_VRAM | ++ KFD_IOC_ALLOC_MEM_FLAGS_GTT | ++ KFD_IOC_ALLOC_MEM_FLAGS_USERPTR | ++ KFD_IOC_ALLOC_MEM_FLAGS_DOORBELL); + idr_handle = kfd_process_device_create_obj_handle(pdd, mem, +- args->va_addr, args->size, cpuva, NULL); ++ args->va_addr, args->size, cpuva, mem_type, NULL); + if (idr_handle < 0) { + err = -EFAULT; + goto err_free; +diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_ipc.c b/drivers/gpu/drm/amd/amdkfd/kfd_ipc.c +index 845dbf7..a53d954 100644 +--- a/drivers/gpu/drm/amd/amdkfd/kfd_ipc.c ++++ b/drivers/gpu/drm/amd/amdkfd/kfd_ipc.c +@@ -140,7 +140,7 @@ static int kfd_import_dmabuf_create_kfd_bo(struct kfd_dev *dev, + goto err_unlock; + + idr_handle = kfd_process_device_create_obj_handle(pdd, mem, +- va_addr, size, 0, ++ va_addr, size, 0, 0, + ipc_obj); + if (idr_handle < 0) { + r = -EFAULT; +diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +index cbb65b0..3f77bab 100644 +--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h ++++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +@@ -303,6 +303,7 @@ struct kfd_bo { + struct kfd_ipc_obj *kfd_ipc_obj; + /* page-aligned VA address */ + uint64_t cpuva; ++ unsigned int mem_type; + }; + + struct cma_system_bo { +@@ -819,6 +820,7 @@ int kfd_reserved_mem_mmap(struct kfd_process *process, + int kfd_process_device_create_obj_handle(struct kfd_process_device *pdd, + void *mem, uint64_t start, + uint64_t length, uint64_t cpuva, ++ unsigned int mem_type, + struct kfd_ipc_obj *ipc_obj); + void *kfd_process_device_translate_handle(struct kfd_process_device *p, + int handle); +diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c +index ef71670..3650183 100644 +--- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c ++++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c +@@ -118,6 +118,7 @@ static int kfd_process_alloc_gpuvm(struct kfd_process_device *pdd, + struct kgd_mem *mem = NULL; + int handle; + int err; ++ unsigned int mem_type; + + err = kdev->kfd2kgd->alloc_memory_of_gpu(kdev->kgd, gpu_va, size, + pdd->vm, NULL, &mem, NULL, +@@ -135,13 +136,18 @@ static int kfd_process_alloc_gpuvm(struct kfd_process_device *pdd, + goto sync_memory_failed; + } + ++ mem_type = flags & (KFD_IOC_ALLOC_MEM_FLAGS_VRAM | ++ KFD_IOC_ALLOC_MEM_FLAGS_GTT | ++ KFD_IOC_ALLOC_MEM_FLAGS_USERPTR | ++ KFD_IOC_ALLOC_MEM_FLAGS_DOORBELL); ++ + /* Create an obj handle so kfd_process_device_remove_obj_handle + * will take care of the bo removal when the process finishes. + * We do not need to take p->mutex, because the process is just + * created and the ioctls have not had the chance to run. + */ + handle = kfd_process_device_create_obj_handle( +- pdd, mem, gpu_va, size, 0, NULL); ++ pdd, mem, gpu_va, size, 0, mem_type, NULL); + + if (handle < 0) { + err = handle; +@@ -808,6 +814,7 @@ bool kfd_has_process_device_data(struct kfd_process *p) + int kfd_process_device_create_obj_handle(struct kfd_process_device *pdd, + void *mem, uint64_t start, + uint64_t length, uint64_t cpuva, ++ unsigned int mem_type, + struct kfd_ipc_obj *ipc_obj) + { + int handle; +@@ -829,6 +836,7 @@ int kfd_process_device_create_obj_handle(struct kfd_process_device *pdd, + buf_obj->dev = pdd->dev; + buf_obj->kfd_ipc_obj = ipc_obj; + buf_obj->cpuva = cpuva; ++ buf_obj->mem_type = mem_type; + + INIT_LIST_HEAD(&buf_obj->cb_data_head); + +-- +2.7.4 + |