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| author | Ben Skeggs <bskeggs@redhat.com> | 2014-11-03 16:43:59 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2014-11-10 10:26:09 +1000 |
| commit | cda57d7ae812e01bee144f7abf5eab5da23cb380 (patch) | |
| tree | 6400a0795f68d917673438177a41a08813aa3e1d | |
| parent | 4f901c0a430a3ebb11a8ce5763db815434ef974a (diff) | |
| download | nouveau-cda57d7ae812e01bee144f7abf5eab5da23cb380.tar.gz | |
kms/nv50-: add some evo tracing ability for debugging
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
| -rw-r--r-- | drm/nv50_display.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drm/nv50_display.c b/drm/nv50_display.c index f0d2a8f31..ee6b640fd 100644 --- a/drm/nv50_display.c +++ b/drm/nv50_display.c @@ -439,8 +439,21 @@ evo_kick(u32 *push, void *evoc) mutex_unlock(&dmac->lock); } +#if 1 #define evo_mthd(p,m,s) *((p)++) = (((s) << 18) | (m)) #define evo_data(p,d) *((p)++) = (d) +#else +#define evo_mthd(p,m,s) do { \ + const u32 _m = (m), _s = (s); \ + printk(KERN_ERR "%04x %d %s\n", _m, _s, __func__); \ + *((p)++) = ((_s << 18) | _m); \ +} while(0) +#define evo_data(p,d) do { \ + const u32 _d = (d); \ + printk(KERN_ERR "\t%08x\n", _d); \ + *((p)++) = _d; \ +} while(0) +#endif static bool evo_sync_wait(void *data) |