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| author | Tony Lindgren <tony@atomide.com> | 2010-02-11 02:18:13 (GMT) |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2010-02-11 02:18:13 (GMT) |
| commit | 0482e3c6f704d25b6a4e3c940caeeacece4e6d74 (patch) | |
| tree | a8506b9b15ed9a31c2171fc7b461ef52453307b0 /drivers/gpu/drm/i915/intel_crt.c | |
| parent | 9ba874506b7b3883d78b8cad61eba39c4bb09885 (diff) | |
| parent | a6c7fdd29350a74ba5f76809436de9c3d6763009 (diff) | |
| download | linux-fsl-qoriq-0482e3c6f704d25b6a4e3c940caeeacece4e6d74.tar.xz | |
Merge branch 'omap-fixes-for-linus' into omap-for-linus
Diffstat (limited to 'drivers/gpu/drm/i915/intel_crt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_crt.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index ddefc87..79dd402 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -157,6 +157,9 @@ static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector) adpa = I915_READ(PCH_ADPA); adpa &= ~ADPA_CRT_HOTPLUG_MASK; + /* disable HPD first */ + I915_WRITE(PCH_ADPA, adpa); + (void)I915_READ(PCH_ADPA); adpa |= (ADPA_CRT_HOTPLUG_PERIOD_128 | ADPA_CRT_HOTPLUG_WARMUP_10MS | |