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-rw-r--r--common/recipes-kernel/linux/files/0128-drm-amdkfd-Use-DECLARE_BITMAP.patch43
1 files changed, 43 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0128-drm-amdkfd-Use-DECLARE_BITMAP.patch b/common/recipes-kernel/linux/files/0128-drm-amdkfd-Use-DECLARE_BITMAP.patch
new file mode 100644
index 00000000..59f63f4d
--- /dev/null
+++ b/common/recipes-kernel/linux/files/0128-drm-amdkfd-Use-DECLARE_BITMAP.patch
@@ -0,0 +1,43 @@
+From f761d8bd80e648979a3d189089576bda4a59d6c4 Mon Sep 17 00:00:00 2001
+From: Joe Perches <joe@perches.com>
+Date: Tue, 19 May 2015 18:37:51 -0700
+Subject: [PATCH 0128/1050] drm/amdkfd: Use DECLARE_BITMAP
+
+Use the generic mechanism to declare a bitmap instead of unsigned long.
+
+It seems that "struct kfd_process.allocated_queue_bitmap" is unused.
+Maybe it could be deleted instead.
+
+Signed-off-by: Joe Perches <joe@perches.com>
+Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
+---
+ drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 6 ++----
+ 1 file changed, 2 insertions(+), 4 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+index b6f838f..816c7a1 100644
+--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
++++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+@@ -167,8 +167,8 @@ struct kfd_dev {
+
+ const struct kfd2kgd_calls *kfd2kgd;
+ struct mutex doorbell_mutex;
+- unsigned long doorbell_available_index[DIV_ROUND_UP(
+- KFD_MAX_NUM_OF_QUEUES_PER_PROCESS, BITS_PER_LONG)];
++ DECLARE_BITMAP(doorbell_available_index,
++ KFD_MAX_NUM_OF_QUEUES_PER_PROCESS);
+
+ void *gtt_mem;
+ uint64_t gtt_start_gpu_addr;
+@@ -503,8 +503,6 @@ struct kfd_process {
+ /* Size is queue_array_size, up to MAX_PROCESS_QUEUES. */
+ struct kfd_queue **queues;
+
+- unsigned long allocated_queue_bitmap[DIV_ROUND_UP(KFD_MAX_NUM_OF_QUEUES_PER_PROCESS, BITS_PER_LONG)];
+-
+ /*Is the user space process 32 bit?*/
+ bool is_32bit_user_mode;
+
+--
+1.9.1
+