diff options
Diffstat (limited to 'meta-amdfalconx86/recipes-kernel/linux/linux-yocto/0224-drm-amdgpu-drop-AMDGPU_FENCE_SIGNALED_SEQ.patch')
-rw-r--r-- | meta-amdfalconx86/recipes-kernel/linux/linux-yocto/0224-drm-amdgpu-drop-AMDGPU_FENCE_SIGNALED_SEQ.patch | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/meta-amdfalconx86/recipes-kernel/linux/linux-yocto/0224-drm-amdgpu-drop-AMDGPU_FENCE_SIGNALED_SEQ.patch b/meta-amdfalconx86/recipes-kernel/linux/linux-yocto/0224-drm-amdgpu-drop-AMDGPU_FENCE_SIGNALED_SEQ.patch new file mode 100644 index 00000000..fe43cf1b --- /dev/null +++ b/meta-amdfalconx86/recipes-kernel/linux/linux-yocto/0224-drm-amdgpu-drop-AMDGPU_FENCE_SIGNALED_SEQ.patch @@ -0,0 +1,81 @@ +From 9269a606866012c472e6dc614fd7b7c0eaa647a2 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com> +Date: Fri, 22 May 2015 10:55:47 +0200 +Subject: [PATCH 0224/1050] drm/amdgpu: drop AMDGPU_FENCE_SIGNALED_SEQ +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +It's causing issues with VMID handling and comparing the +fence value two times actually doesn't make handling faster. + +Port of radeon commit "d6d5c5b8364bcc4d52cddc68bcb0a330d2af20f3". + +Signed-off-by: Christian König <christian.koenig@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Reviewed-by: Monk Liu <monk.liu@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu.h | 3 --- + drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | 12 ------------ + 2 files changed, 15 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h +index 52d6845..411cfb9 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h +@@ -84,9 +84,6 @@ extern int amdgpu_vm_block_size; + #define AMDGPUFB_CONN_LIMIT 4 + #define AMDGPU_BIOS_NUM_SCRATCH 8 + +-/* fence seq are set to this number when signaled */ +-#define AMDGPU_FENCE_SIGNALED_SEQ 0LL +- + /* max number of rings */ + #define AMDGPU_MAX_RINGS 16 + #define AMDGPU_MAX_GFX_RINGS 1 +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c +index be4d535..9ce6023 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c +@@ -463,11 +463,7 @@ bool amdgpu_fence_signaled(struct amdgpu_fence *fence) + if (!fence) + return true; + +- if (fence->seq == AMDGPU_FENCE_SIGNALED_SEQ) +- return true; +- + if (amdgpu_fence_seq_signaled(fence->ring, fence->seq)) { +- fence->seq = AMDGPU_FENCE_SIGNALED_SEQ; + if (!fence_signal(&fence->base)) + FENCE_TRACE(&fence->base, "signaled from amdgpu_fence_signaled\n"); + return true; +@@ -637,15 +633,11 @@ int amdgpu_fence_wait(struct amdgpu_fence *fence, bool intr) + long r; + + seq[fence->ring->idx] = fence->seq; +- if (seq[fence->ring->idx] == AMDGPU_FENCE_SIGNALED_SEQ) +- return 0; +- + r = amdgpu_fence_wait_seq_timeout(fence->ring->adev, seq, intr, MAX_SCHEDULE_TIMEOUT); + if (r < 0) { + return r; + } + +- fence->seq = AMDGPU_FENCE_SIGNALED_SEQ; + r = fence_signal(&fence->base); + if (!r) + FENCE_TRACE(&fence->base, "signaled from fence_wait\n"); +@@ -682,10 +674,6 @@ int amdgpu_fence_wait_any(struct amdgpu_device *adev, + + seq[i] = fences[i]->seq; + ++num_rings; +- +- /* test if something was allready signaled */ +- if (seq[i] == AMDGPU_FENCE_SIGNALED_SEQ) +- return 0; + } + + /* nothing to wait for ? */ +-- +1.9.1 + |