drm/i915: Fix iboost setting for SKL Y/U DP DDI buffer translation entry 2

commit 85bf59d188721dca37bc8276457e68351213f38f upstream.

The spec was recently fixed to have the correct iboost setting for the
SKL Y/U DP DDI buffer translation table entry 2. Update our tables
to match.

Cc: David Weinehall <david.weinehall@linux.intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1470140517-13011-1-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: David Weinehall <david.weinehall@linux.intel.com>
(cherry picked from commit 5ac9056753e79ac5ad1ccc3c99b311688e46e8c9)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 3149f6eb3f28af97ac1fac43dc26c1c1bc7cb9db..12c4f4356fd9742c8c2ff761b16f038ae1f7a32f 100644 (file)
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -145,7 +145,7 @@ static const struct ddi_buf_trans skl_ddi_translations_dp[] = {
 static const struct ddi_buf_trans skl_u_ddi_translations_dp[] = {
        { 0x0000201B, 0x000000A2, 0x0 },
        { 0x00005012, 0x00000088, 0x0 },
-       { 0x80007011, 0x000000CD, 0x0 },
+       { 0x80007011, 0x000000CD, 0x1 },
        { 0x80009010, 0x000000C0, 0x1 },
        { 0x0000201B, 0x0000009D, 0x0 },
        { 0x80005012, 0x000000C0, 0x1 },
@@ -158,7 +158,7 @@ static const struct ddi_buf_trans skl_u_ddi_translations_dp[] = {
 static const struct ddi_buf_trans skl_y_ddi_translations_dp[] = {
        { 0x00000018, 0x000000A2, 0x0 },
        { 0x00005012, 0x00000088, 0x0 },
-       { 0x80007011, 0x000000CD, 0x0 },
+       { 0x80007011, 0x000000CD, 0x3 },
        { 0x80009010, 0x000000C0, 0x3 },
        { 0x00000018, 0x0000009D, 0x0 },
        { 0x80005012, 0x000000C0, 0x3 },