Re: [Intel-gfx] [PATCH 1/6] drm: Renaming DP training vswing/pre-emph defines

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On 8/5/2014 4:45 PM, Daniel Vetter wrote:
On Tue, Aug 05, 2014 at 04:38:17PM +0530, sonika.jindal@xxxxxxxxx wrote:
From: Sonika Jindal <sonika.jindal@xxxxxxxxx>

Renaming defines to have levels instead of nominal values.

Signed-off-by: Sonika Jindal <sonika.jindal@xxxxxxxxx>

You can't split up patches like this since this will break compilation.
For larger stuff (and imo this is right above the cutoff) you first need
to add the new functions/defines, then convert everyone over. And only
when all the drivers are converted can we apply the patch to remove the
old functions/defines.
-Daniel

Got your concern. So, I will repost the first patch keeping both the defines and an additional last patch for removing the extra defines.
---
  include/drm/drm_dp_helper.h |   16 ++++++++--------
  1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index a21568b..70f362b 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -190,16 +190,16 @@
  # define DP_TRAIN_VOLTAGE_SWING_MASK	    0x3
  # define DP_TRAIN_VOLTAGE_SWING_SHIFT	    0
  # define DP_TRAIN_MAX_SWING_REACHED	    (1 << 2)
-# define DP_TRAIN_VOLTAGE_SWING_400	    (0 << 0)
-# define DP_TRAIN_VOLTAGE_SWING_600	    (1 << 0)
-# define DP_TRAIN_VOLTAGE_SWING_800	    (2 << 0)
-# define DP_TRAIN_VOLTAGE_SWING_1200	    (3 << 0)
+# define DP_TRAIN_VOLTAGE_SWING_LEVEL_0     (0 << 0)
+# define DP_TRAIN_VOLTAGE_SWING_LEVEL_1     (1 << 0)
+# define DP_TRAIN_VOLTAGE_SWING_LEVEL_2     (2 << 0)
+# define DP_TRAIN_VOLTAGE_SWING_LEVEL_3     (3 << 0)

  # define DP_TRAIN_PRE_EMPHASIS_MASK	    (3 << 3)
-# define DP_TRAIN_PRE_EMPHASIS_0	    (0 << 3)
-# define DP_TRAIN_PRE_EMPHASIS_3_5	    (1 << 3)
-# define DP_TRAIN_PRE_EMPHASIS_6	    (2 << 3)
-# define DP_TRAIN_PRE_EMPHASIS_9_5	    (3 << 3)
+# define DP_TRAIN_PRE_EMPHASIS_LEVEL_0  (0 << 3)
+# define DP_TRAIN_PRE_EMPHASIS_LEVEL_1  (1 << 3)
+# define DP_TRAIN_PRE_EMPHASIS_LEVEL_2  (2 << 3)
+# define DP_TRAIN_PRE_EMPHASIS_LEVEL_3  (3 << 3)

  # define DP_TRAIN_PRE_EMPHASIS_SHIFT	    3
  # define DP_TRAIN_MAX_PRE_EMPHASIS_REACHED  (1 << 5)
--
1.7.10.4

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