diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4204-drm-amdgpu-psp11-wait-for-sOS-ready-for-ring-creatio.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4204-drm-amdgpu-psp11-wait-for-sOS-ready-for-ring-creatio.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4204-drm-amdgpu-psp11-wait-for-sOS-ready-for-ring-creatio.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4204-drm-amdgpu-psp11-wait-for-sOS-ready-for-ring-creatio.patch new file mode 100644 index 00000000..6b96882c --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4204-drm-amdgpu-psp11-wait-for-sOS-ready-for-ring-creatio.patch @@ -0,0 +1,34 @@ +From 998f52b4faf6292c926fa83719fb4fa925e00ee0 Mon Sep 17 00:00:00 2001 +From: Xiaojie Yuan <xiaojie.yuan@amd.com> +Date: Fri, 18 Oct 2019 18:46:38 +0800 +Subject: [PATCH 4204/4736] drm/amdgpu/psp11: wait for sOS ready for ring + creation + +Signed-off-by: Xiaojie Yuan <xiaojie.yuan@amd.com> +Reviewed-by: Feifei Xu <Feifei.Xu@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/psp_v11_0.c | 8 ++++++++ + 1 file changed, 8 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c +index f5bc9c176e7b..4f382bdd5f01 100644 +--- a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c +@@ -469,6 +469,14 @@ static int psp_v11_0_ring_create(struct psp_context *psp, + 0x80000000, 0x8000FFFF, false); + + } else { ++ /* Wait for sOS ready for ring creation */ ++ ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), ++ 0x80000000, 0x80000000, false); ++ if (ret) { ++ DRM_ERROR("Failed to wait for sOS ready for ring creation\n"); ++ return ret; ++ } ++ + /* Write low address of the ring to C2PMSG_69 */ + psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr); + WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, psp_ring_reg); +-- +2.17.1 + |