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authorTejun Heo <tj@kernel.org>2013-02-27 17:04:09 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-27 19:10:15 -0800
commit8550cb2e3a3f4a5f2f6aa40b6c99691056f85b9d (patch)
tree1703c0bc1882eaa3c8e9cb275544acae0b92eca7
parent2e928815c1886fe628ed54623aa98d0889cf5509 (diff)
drm/exynos: convert to idr_alloc()
Convert to the much saner new idr interface. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: David Airlie <airlied@linux.ie> Cc: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_ipp.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
index 90398dfbfd75..1adce07ecb5b 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
@@ -137,21 +137,15 @@ static int ipp_create_id(struct idr *id_idr, struct mutex *lock, void *obj,
DRM_DEBUG_KMS("%s\n", __func__);
-again:
- /* ensure there is space available to allocate a handle */
- if (idr_pre_get(id_idr, GFP_KERNEL) == 0) {
- DRM_ERROR("failed to get idr.\n");
- return -ENOMEM;
- }
-
/* do the allocation under our mutexlock */
mutex_lock(lock);
- ret = idr_get_new_above(id_idr, obj, 1, (int *)idp);
+ ret = idr_alloc(id_idr, obj, 1, 0, GFP_KERNEL);
mutex_unlock(lock);
- if (ret == -EAGAIN)
- goto again;
+ if (ret < 0)
+ return ret;
- return ret;
+ *idp = ret;
+ return 0;
}
static void *ipp_find_obj(struct idr *id_idr, struct mutex *lock, u32 id)