diff options
Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1238-drm-amdkfd-Changed-SPI-priority-mapping.patch')
| -rw-r--r-- | meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1238-drm-amdkfd-Changed-SPI-priority-mapping.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1238-drm-amdkfd-Changed-SPI-priority-mapping.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1238-drm-amdkfd-Changed-SPI-priority-mapping.patch new file mode 100644 index 00000000..48aba503 --- /dev/null +++ b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1238-drm-amdkfd-Changed-SPI-priority-mapping.patch @@ -0,0 +1,57 @@ +From 5da39789aecc3870fa93b46c213aa577554f689b Mon Sep 17 00:00:00 2001 +From: ozeng <oak.zeng@amd.com> +Date: Mon, 6 Mar 2017 14:37:46 -0600 +Subject: [PATCH 1238/4131] drm/amdkfd: Changed SPI priority mapping + +SPI priority 2 and 3 are reserved for trap handler context +save. So only map SPI priority 0 and 1 for application + +Change-Id: Id95831af4fc0b2b818ccfe6cc6da681c1ecfa843 +Signed-off-by: Oak Zeng <Oak.Zeng@amd.com> +--- + drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c | 20 +++++++++++--------- + 1 file changed, 11 insertions(+), 9 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c +index 5a5dd2a..0980995 100644 +--- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c ++++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c +@@ -43,24 +43,26 @@ int pipe_priority_map[] = { + KFD_PIPE_PRIORITY_CS_HIGH + }; + +-/* Mapping queue priority to SPI priority, indexed by queue priority */ ++/* Mapping queue priority to SPI priority, indexed by queue priority ++ * SPI priority 2 and 3 are reserved for trap handler context save ++ */ + int spi_priority_map[] = { + KFD_SPI_PRIORITY_EXTRA_LOW, + KFD_SPI_PRIORITY_EXTRA_LOW, + KFD_SPI_PRIORITY_EXTRA_LOW, + KFD_SPI_PRIORITY_EXTRA_LOW, ++ KFD_SPI_PRIORITY_EXTRA_LOW, ++ KFD_SPI_PRIORITY_EXTRA_LOW, ++ KFD_SPI_PRIORITY_EXTRA_LOW, ++ KFD_SPI_PRIORITY_EXTRA_LOW, ++ KFD_SPI_PRIORITY_LOW, ++ KFD_SPI_PRIORITY_LOW, ++ KFD_SPI_PRIORITY_LOW, + KFD_SPI_PRIORITY_LOW, + KFD_SPI_PRIORITY_LOW, + KFD_SPI_PRIORITY_LOW, + KFD_SPI_PRIORITY_LOW, +- KFD_SPI_PRIORITY_MEDIUM, +- KFD_SPI_PRIORITY_MEDIUM, +- KFD_SPI_PRIORITY_MEDIUM, +- KFD_SPI_PRIORITY_MEDIUM, +- KFD_SPI_PRIORITY_HIGH, +- KFD_SPI_PRIORITY_HIGH, +- KFD_SPI_PRIORITY_HIGH, +- KFD_SPI_PRIORITY_HIGH ++ KFD_SPI_PRIORITY_LOW + }; + + struct mqd_manager *mqd_manager_init(enum KFD_MQD_TYPE type, +-- +2.7.4 + |