diff options
| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2011-07-20 00:38:56 +0200 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2011-07-30 00:09:06 +0200 |
| commit | 013a41ec541d5daa0c9f2b5126d2e820902c052d (patch) | |
| tree | 29af246cd26868f2846f2a4b61e6a58ae5d0d5f5 | |
| parent | drm/i915: add GPU max frequency control file (diff) | |
| download | linux-013a41ec541d5daa0c9f2b5126d2e820902c052d.tar.xz linux-013a41ec541d5daa0c9f2b5126d2e820902c052d.zip | |
drm/i915: provide more error output when mode sets fail
If a mode set fails we may get a message from drm_crtc_helper if we're lucky,
but it won't tell us anything about *why* we failed to set a mode. So
add a few DRM_ERRORs for the cases that shouldn't happen so we can debug
things more easily.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Keith Packard <keithp@keithp.com>
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 32c8c956d975..d2fb8cf3de0d 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1958,7 +1958,7 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, /* no fb bound */ if (!crtc->fb) { - DRM_DEBUG_KMS("No FB bound\n"); + DRM_ERROR("No FB bound\n"); return 0; } @@ -1967,6 +1967,7 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, case 1: break; default: + DRM_ERROR("no plane for crtc\n"); return -EINVAL; } @@ -1976,6 +1977,7 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, NULL); if (ret != 0) { mutex_unlock(&dev->struct_mutex); + DRM_ERROR("pin & fence failed\n"); return ret; } @@ -2004,6 +2006,7 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, if (ret) { i915_gem_object_unpin(to_intel_framebuffer(crtc->fb)->obj); mutex_unlock(&dev->struct_mutex); + DRM_ERROR("failed to update base address\n"); return ret; } |