From 8223286d62e296fb762e11894fbdaa84f471915d Mon Sep 17 00:00:00 2001 From: Jordan Crouse Date: Thu, 27 Jul 2017 10:42:40 -0600 Subject: drm/msm: Add a helper function for in-kernel buffer allocations Nearly all of the buffer allocations for kernel allocate an buffer object, virtual address and GPU iova at the same time. Make a helper function to handle the details. Signed-off-by: Jordan Crouse [dropped msm_fbdev conversion to new helper, since it interferes with display-handover work, where we want to separate allocation and mapping] Signed-off-by: Rob Clark --- drivers/gpu/drm/msm/msm_ringbuffer.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) (limited to 'drivers/gpu/drm/msm/msm_ringbuffer.c') diff --git a/drivers/gpu/drm/msm/msm_ringbuffer.c b/drivers/gpu/drm/msm/msm_ringbuffer.c index 791bca3c6a9c..bf065a540130 100644 --- a/drivers/gpu/drm/msm/msm_ringbuffer.c +++ b/drivers/gpu/drm/msm/msm_ringbuffer.c @@ -33,16 +33,14 @@ struct msm_ringbuffer *msm_ringbuffer_new(struct msm_gpu *gpu, int size) } ring->gpu = gpu; - ring->bo = msm_gem_new(gpu->dev, size, MSM_BO_WC); - if (IS_ERR(ring->bo)) { - ret = PTR_ERR(ring->bo); - ring->bo = NULL; - goto fail; - } - ring->start = msm_gem_get_vaddr(ring->bo); + /* Pass NULL for the iova pointer - we will map it later */ + ring->start = msm_gem_kernel_new(gpu->dev, size, MSM_BO_WC, + gpu->aspace, &ring->bo, NULL); + if (IS_ERR(ring->start)) { ret = PTR_ERR(ring->start); + ring->start = 0; goto fail; } ring->end = ring->start + (size / 4); -- cgit v1.2.3-70-g09d2