diff options
| author | Adam Jackson | 2011-07-26 21:39:45 +0200 |
|---|---|---|
| committer | Daniel Vetter | 2012-01-17 16:46:56 +0100 |
| commit | 092945e11c5b84f66dd08f0b87fb729715d377bc (patch) | |
| tree | 82291ff665b5b51e7098c0348a91902c332fc27e /drivers/gpu/drm/i915/intel_dp.c | |
| parent | drm/i915/dp: Tweak auxch clock divider for PCH (diff) | |
| download | kernel-qcow2-linux-092945e11c5b84f66dd08f0b87fb729715d377bc.tar.gz kernel-qcow2-linux-092945e11c5b84f66dd08f0b87fb729715d377bc.tar.xz kernel-qcow2-linux-092945e11c5b84f66dd08f0b87fb729715d377bc.zip | |
drm/i915/dp: Use auxch precharge value of 5 everywhere
The default in the Sandybridge docs is 5, as on Ironlake, and I have no
reason to believe 3 would work any better.
Signed-off-by: Adam Jackson <ajax@redhat.com>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index add871911a63..2f4766385797 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -362,7 +362,7 @@ intel_dp_aux_ch(struct intel_dp *intel_dp, int recv_bytes; uint32_t status; uint32_t aux_clock_divider; - int try, precharge; + int try, precharge = 5; intel_dp_check_edp(intel_dp); /* The clock divider is based off the hrawclk, @@ -382,11 +382,6 @@ intel_dp_aux_ch(struct intel_dp *intel_dp, else aux_clock_divider = intel_hrawclk(dev) / 2; - if (IS_GEN6(dev)) - precharge = 3; - else - precharge = 5; - /* Try to wait for any previous AUX channel activity */ for (try = 0; try < 3; try++) { status = I915_READ(ch_ctl); |