diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2809-drm-amdkfd-Introduce-XGMI-SDMA-queue-type-for-gfx10.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2809-drm-amdkfd-Introduce-XGMI-SDMA-queue-type-for-gfx10.patch | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2809-drm-amdkfd-Introduce-XGMI-SDMA-queue-type-for-gfx10.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2809-drm-amdkfd-Introduce-XGMI-SDMA-queue-type-for-gfx10.patch new file mode 100644 index 00000000..a5d14c76 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2809-drm-amdkfd-Introduce-XGMI-SDMA-queue-type-for-gfx10.patch @@ -0,0 +1,51 @@ +From 6c509124e7d3d2e8433c61a1a5057ada5a9f37da Mon Sep 17 00:00:00 2001 +From: Alex Deucher <alexander.deucher@amd.com> +Date: Wed, 8 May 2019 22:47:56 -0500 +Subject: [PATCH 2809/2940] drm/amdkfd: Introduce XGMI SDMA queue type for + gfx10 + +Existing QUEUE_TYPE_SDMA means PCIe optimized SDMA queues. +Introduce a new QUEUE_TYPE_SDMA_XGMI, which is optimized +for non-PCIe transfer such as XGMI. + +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdkfd/kfd_device.c | 1 + + drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v10.c | 2 ++ + 2 files changed, 3 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c +index df350f081385..7faed4694bd1 100644 +--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c ++++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c +@@ -330,6 +330,7 @@ static const struct kfd_device_info navi10_device_info = { + .supports_cwsr = true, + .needs_pci_atomics = false, + .num_sdma_engines = 2, ++ .num_xgmi_sdma_engines = 0, + .num_sdma_queues_per_engine = 8, + }; + +diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v10.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v10.c +index 209ad518fba1..26153c51493a 100644 +--- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v10.c ++++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v10.c +@@ -181,6 +181,7 @@ static int pm_map_queues_v10(struct packet_manager *pm, uint32_t *buffer, + queue_type__mes_map_queues__debug_interface_queue_vi; + break; + case KFD_QUEUE_TYPE_SDMA: ++ case KFD_QUEUE_TYPE_SDMA_XGMI: + packet->bitfields2.engine_sel = q->properties.sdma_engine_id + + engine_sel__mes_map_queues__sdma0_vi; + use_static = false; /* no static queues under SDMA */ +@@ -227,6 +228,7 @@ static int pm_unmap_queues_v10(struct packet_manager *pm, uint32_t *buffer, + engine_sel__mes_unmap_queues__compute; + break; + case KFD_QUEUE_TYPE_SDMA: ++ case KFD_QUEUE_TYPE_SDMA_XGMI: + packet->bitfields2.engine_sel = + engine_sel__mes_unmap_queues__sdma0 + sdma_engine; + break; +-- +2.17.1 + |