Messages in this thread Patch in this message | | | From | Keith Packard <> | Subject | [PATCH 3/5] drm/i915: In intel_dp_init, replace read of DPCD with intel_dp_get_dpcd | Date | Mon, 25 Jul 2011 23:36:32 -0700 |
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Eliminates an open-coded read and also gains the retry behaviour of intel_dp_get_dpcd, which seems like a good idea.
Signed-off-by: Keith Packard <keithp@keithp.com> --- drivers/gpu/drm/i915/intel_dp.c | 8 +++----- 1 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 41674e1..9f134d2 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -2015,7 +2015,7 @@ intel_dp_init(struct drm_device *dev, int output_reg) /* Cache some DPCD data in the eDP case */ if (is_edp(intel_dp)) { - int ret; + bool ret; u32 pp_on, pp_div; pp_on = I915_READ(PCH_PP_ON_DELAYS); @@ -2028,11 +2028,9 @@ intel_dp_init(struct drm_device *dev, int output_reg) dev_priv->panel_t12 *= 100; /* t12 in 100ms units */ ironlake_edp_panel_vdd_on(intel_dp); - ret = intel_dp_aux_native_read(intel_dp, DP_DPCD_REV, - intel_dp->dpcd, - sizeof(intel_dp->dpcd)); + ret = intel_dp_get_dpcd(intel_dp); ironlake_edp_panel_vdd_off(intel_dp); - if (ret == sizeof(intel_dp->dpcd)) { + if (ret) { if (intel_dp->dpcd[DP_DPCD_REV] >= 0x11) dev_priv->no_aux_handshake = intel_dp->dpcd[DP_MAX_DOWNSPREAD] & -- 1.7.5.4
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