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authorRob Clark <robdclark@gmail.com>2016-06-16 18:49:09 +0300
committerRob Clark <robdclark@gmail.com>2016-07-16 17:09:09 +0300
commit6507e799f432d9fa86ba398b095ef1139a70deac (patch)
tree0493feff8a3f7a20fd2817a3493305f58ffa638b /drivers/gpu/drm/msm/msm_rd.c
parenta8d854c102f880984c9c21241483716ee4054ff2 (diff)
downloadlinux-6507e799f432d9fa86ba398b095ef1139a70deac.tar.xz
drm/msm/rd: split out snapshot_buf helper
(reduce the noise in next patch) Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_rd.c')
-rw-r--r--drivers/gpu/drm/msm/msm_rd.c36
1 files changed, 22 insertions, 14 deletions
diff --git a/drivers/gpu/drm/msm/msm_rd.c b/drivers/gpu/drm/msm/msm_rd.c
index 3eeb8af0c855..fa02b5a50f31 100644
--- a/drivers/gpu/drm/msm/msm_rd.c
+++ b/drivers/gpu/drm/msm/msm_rd.c
@@ -277,6 +277,26 @@ void msm_rd_debugfs_cleanup(struct drm_minor *minor)
kfree(rd);
}
+static void snapshot_buf(struct msm_rd_state *rd,
+ struct msm_gem_submit *submit, int idx,
+ uint32_t iova, uint32_t size)
+{
+ struct msm_gem_object *obj = submit->bos[idx].obj;
+ const char *buf;
+
+ buf = msm_gem_get_vaddr_locked(&obj->base);
+ if (IS_ERR(buf))
+ return;
+
+ buf += iova - submit->bos[idx].iova;
+
+ rd_write_section(rd, RD_GPUADDR,
+ (uint32_t[2]){ iova, size }, 8);
+ rd_write_section(rd, RD_BUFFER_CONTENTS, buf, size);
+
+ msm_gem_put_vaddr_locked(&obj->base);
+}
+
/* called under struct_mutex */
void msm_rd_dump_submit(struct msm_gem_submit *submit)
{
@@ -306,21 +326,11 @@ void msm_rd_dump_submit(struct msm_gem_submit *submit)
*/
for (i = 0; i < submit->nr_cmds; i++) {
- uint32_t idx = submit->cmd[i].idx;
uint32_t iova = submit->cmd[i].iova;
uint32_t szd = submit->cmd[i].size; /* in dwords */
- struct msm_gem_object *obj = submit->bos[idx].obj;
- const char *buf = msm_gem_get_vaddr_locked(&obj->base);
-
- if (IS_ERR(buf))
- continue;
- buf += iova - submit->bos[idx].iova;
-
- rd_write_section(rd, RD_GPUADDR,
- (uint32_t[2]){ iova, szd * 4 }, 8);
- rd_write_section(rd, RD_BUFFER_CONTENTS,
- buf, szd * 4);
+ snapshot_buf(rd, submit, submit->cmd[i].idx,
+ submit->cmd[i].iova, szd * 4);
switch (submit->cmd[i].type) {
case MSM_SUBMIT_CMD_IB_TARGET_BUF:
@@ -335,8 +345,6 @@ void msm_rd_dump_submit(struct msm_gem_submit *submit)
(uint32_t[2]){ iova, szd }, 8);
break;
}
-
- msm_gem_put_vaddr_locked(&obj->base);
}
}
#endif