[PATCH 0/8 v7] fix gmbus writes and related issues

From: Daniel Kurtz
Date: Fri Mar 30 2012 - 07:46:55 EST

This patchset addresses a couple of issues with the i915 gmbus

v7 adds a final patch to switch to using DRM_ERROR for reporting timeouts.

Daniel Kurtz (8):
drm/i915/intel_i2c: handle zero-length writes
drm/i915/intel_i2c: use double-buffered writes
drm/i915/intel_i2c: always wait for IDLE before clearing NAK
drm/i915/intel_i2c: use WAIT cycle, not STOP
drm/i915/intel_i2c: use INDEX cycles for i2c read transactions
drm/i915/intel_i2c: reuse GMBUS2 value read in polling loop
drm/i915/intel_i2c: remove POSTING_READ() from gmbus transfers
drm/i915/intel_i2c: use DRM_ERROR on timeouts

drivers/gpu/drm/i915/intel_i2c.c | 163 +++++++++++++++++++++++++++----------
1 files changed, 119 insertions(+), 44 deletions(-)


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