diff options
| author | Kalyan Thota <kalyant@codeaurora.org> | 2016-02-05 16:54:19 +0530 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-23 21:18:02 -0700 |
| commit | d6d2450a7091b0900e65ece13569d43512415d9d (patch) | |
| tree | 80b02e75f0967b48177c9347f11980afc6d4cf2d /drivers/video/fbdev | |
| parent | da4d92394dde4bb55fd26f4a355dc60a8b4ce7e8 (diff) | |
msm: mdss: add xlog for debug in ping_pong timeout
Add addtional debug info to know the commit count
on pingpong timeout.
Change-Id: I1f40a5eee1a14efbf03487db9d398e04cd2e6f7c
Signed-off-by: Kalyan Thota <kalyant@codeaurora.org>
Diffstat (limited to 'drivers/video/fbdev')
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c b/drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c index 78cba24534cd..6023c36d9e39 100644 --- a/drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c +++ b/drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c @@ -1553,10 +1553,10 @@ static int mdss_mdp_cmd_wait4pingpong(struct mdss_mdp_ctl *ctl, void *arg) if (rc <= 0) { u32 status, mask; - mask = BIT(MDSS_MDP_IRQ_PING_PONG_COMP + ctx->current_pp_num); status = mask & readl_relaxed(ctl->mdata->mdp_base + MDSS_MDP_REG_INTR_STATUS); + MDSS_XLOG(status, atomic_read(&ctx->koff_cnt), rc); if (status) { pr_warn("pp done but irq not triggered\n"); mdss_mdp_irq_clear(ctl->mdata, @@ -1572,9 +1572,10 @@ static int mdss_mdp_cmd_wait4pingpong(struct mdss_mdp_ctl *ctl, void *arg) } if (rc <= 0) { - pr_err("%s: wait4pingpong timed out. ctl=%d rc=%d cnt=%d\n", + pr_err("%s:wait4pingpong timed out ctl=%d rc=%d cnt=%d koff_cnt=%d\n", __func__, - ctl->num, rc, ctx->pp_timeout_report_cnt); + ctl->num, rc, ctx->pp_timeout_report_cnt, + atomic_read(&ctx->koff_cnt)); if (ctx->pp_timeout_report_cnt == 0) { MDSS_XLOG(0xbad); MDSS_XLOG_TOUT_HANDLER("mdp", "dsi0_ctrl", "dsi0_phy", |