From 55e0fe8b635316a58250df92f14ce0180ee3328d Mon Sep 17 00:00:00 2001 From: Srinivasarao Pathipati Date: Wed, 25 Jan 2023 23:10:14 +0530 Subject: [PATCH] BACKPORT: dma-buf: return success for cmo of dummy clients kgsl-3d0 is dummy device which don't need cmo return success along with suppressing warnings for dummy clients. Change-Id: I4ddcee898931cf017e21c8ecbfec863b4566d962 Signed-off-by: Srinivasarao Pathipati --- drivers/staging/android/ion/heaps/msm_ion_dma_buf.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/staging/android/ion/heaps/msm_ion_dma_buf.c b/drivers/staging/android/ion/heaps/msm_ion_dma_buf.c index 6bd9dd286057..7e9f518001e8 100644 --- a/drivers/staging/android/ion/heaps/msm_ion_dma_buf.c +++ b/drivers/staging/android/ion/heaps/msm_ion_dma_buf.c @@ -500,11 +500,12 @@ static int ion_sgl_sync_range(struct device *dev, struct scatterlist *sgl, break; if (i > 0) { - if (get_dma_ops(dev)) { - pr_warn_ratelimited("Partial cmo only supported with 1 segment\n" - "is dma_set_max_seg_size being set on dev:%s\n", - dev_name(dev)); - } + if (!get_dma_ops(dev)) + return 0; + + pr_warn_ratelimited("Partial cmo only supported with 1 segment\n" + "is dma_set_max_seg_size being set on dev:%s\n", + dev_name(dev)); return -EINVAL; } }