evie/android_kernel_oneplus_msm8998
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msm: mdss: debugfs: xlog: display kernel panic cleanup

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Cleanup the kernel panic within the display driver to
dump mdp registers before driver panics and remove
unnecessary panic during underrun interrupt.

Change-Id: Ia8cb125b2836096b4179463cb4d4e6d1bd6cd804
Signed-off-by: Ingrid Gallardo <ingridg@codeaurora.org>
This commit is contained in:
Ingrid Gallardo 2015-01-08 18:16:23 -08:00 • committed by David Keitel
parent 002aa08637
commit d4d841c63e
2 changed files with 3 additions and 3 deletions
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1
drivers/video/fbdev/msm/mdss_mdp_intf_video.c
View file

@ -656,7 +656,6 @@ static void mdss_mdp_video_underrun_intr_done(void *arg)
ctl->underrun_cnt++;
MDSS_XLOG(ctl->num, ctl->underrun_cnt);
MDSS_XLOG_TOUT_HANDLER_WQ("mdp", "vbif", "panic");
trace_mdp_video_underrun_done(ctl->num, ctl->underrun_cnt);
pr_debug("display underrun detected for ctl=%d count=%d\n", ctl->num,
ctl->underrun_cnt);

5
drivers/video/fbdev/msm/mdss_mdp_pipe.c
View file

@ -20,6 +20,7 @@
#include "mdss_mdp.h"
#include "mdss_mdp_trace.h"
#include "mdss_debug.h"
#define SMP_MB_SIZE (mdss_res->smp_mb_size)
#define SMP_MB_CNT (mdss_res->smp_mb_cnt)
@ -1237,7 +1238,7 @@ static bool mdss_mdp_check_pipe_in_use(struct mdss_mdp_pipe *pipe)
pr_err("IN USE: mixer=%d pipe=%d mcfg:0x%x mask:0x%x\n",
mixer->num, pipe->num,
mixercfg, stage_off_mask);
BUG();
MDSS_XLOG_TOUT_HANDLER("mdp", "panic");
}
mixer = ctl->mixer_right;
@ -1246,7 +1247,7 @@ static bool mdss_mdp_check_pipe_in_use(struct mdss_mdp_pipe *pipe)
pr_err("IN USE: mixer=%d pipe=%d mcfg:0x%x mask:0x%x\n",
mixer->num, pipe->num,
mixercfg, stage_off_mask);
BUG();
MDSS_XLOG_TOUT_HANDLER("mdp", "panic");
}
}
mdss_mdp_clk_ctrl(MDP_BLOCK_POWER_OFF);