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

David Weinehall
2016-08-04T16:14:34Z

On Tue, Aug 02, 2016 at 03:21:57PM +0300, ville.syrjala@linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
>
> 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>

Reviewed-by: David Weinehall <david.weinehall@linux.intel.com>

> ---
> drivers/gpu/drm/i915/intel_ddi.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
> index fc2ef2d76091..c55a2ad50c0d 100644
> --- 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 },
> --
> 2.7.4