diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/1356-drm-amd-powerplay-implement-check_fw_version-functio.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/1356-drm-amd-powerplay-implement-check_fw_version-functio.patch | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1356-drm-amd-powerplay-implement-check_fw_version-functio.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1356-drm-amd-powerplay-implement-check_fw_version-functio.patch new file mode 100644 index 00000000..3ba37653 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1356-drm-amd-powerplay-implement-check_fw_version-functio.patch @@ -0,0 +1,76 @@ +From f2e4b85b7076b47323d10b8a379d0c44d186de92 Mon Sep 17 00:00:00 2001 +From: Kevin Wang <Kevin1.Wang@amd.com> +Date: Wed, 12 Dec 2018 11:21:16 +0800 +Subject: [PATCH 1356/2940] drm/amd/powerplay: implement check_fw_version + function for smu11 + +Add function of check firmware version for smu11 + +Signed-off-by: Kevin Wang <Kevin1.Wang@amd.com> +Reviewed-by: Huang Rui <ray.huang@amd.com> +Acked-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 29 +++++++++++++++++++++++ + 1 file changed, 29 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +index 142ad1da5690..58091442f8d3 100644 +--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c ++++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +@@ -26,6 +26,7 @@ + #include "amdgpu_smu.h" + #include "smu_v11_0.h" + #include "smu_v11_0_ppsmc.h" ++#include "smu11_driver_if.h" + #include "soc15_common.h" + + #include "asic_reg/thm/thm_11_0_2_offset.h" +@@ -44,6 +45,14 @@ static int smu_v11_0_send_msg_without_waiting(struct smu_context *smu, + return 0; + } + ++static int smu_v11_0_read_arg(struct smu_context *smu, uint32_t *arg) ++{ ++ struct amdgpu_device *adev = smu->adev; ++ ++ *arg = RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_82); ++ return 0; ++} ++ + static int smu_v11_0_wait_for_response(struct smu_context *smu) + { + struct amdgpu_device *adev = smu->adev; +@@ -182,10 +191,30 @@ static int smu_v11_0_check_fw_status(struct smu_context *smu) + return -EIO; + } + ++static int smu_v11_0_check_fw_version(struct smu_context *smu) ++{ ++ uint32_t smu_version = 0xff; ++ int ret = 0; ++ ++ ret = smu_send_smc_msg(smu, PPSMC_MSG_GetDriverIfVersion); ++ if (ret) ++ goto err; ++ ++ ret = smu_v11_0_read_arg(smu, &smu_version); ++ if (ret) ++ goto err; ++ ++ if (smu_version == SMU11_DRIVER_IF_VERSION) ++ return 0; ++err: ++ return ret; ++} ++ + static const struct smu_funcs smu_v11_0_funcs = { + .init_microcode = smu_v11_0_init_microcode, + .load_microcode = smu_v11_0_load_microcode, + .check_fw_status = smu_v11_0_check_fw_status, ++ .check_fw_version = smu_v11_0_check_fw_version, + .send_smc_msg = smu_v11_0_send_msg, + .send_smc_msg_with_param = smu_v11_0_send_msg_with_param, + }; +-- +2.17.1 + |