On Tue, Jan 05, 2016 at 11:11:27AM -0800, Rodrigo Vivi wrote:
> When debuging an intermittent corrupted screen I suspected on DDI
> translation table and checked we are out of date with the spec.
>
> I'm not sure this will fix my bug yet, but it is always good to follow
> the spec.
>
> v2: Ville caught a switched i-boost value. Thanks!
>
> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/i915/intel_ddi.c | 18 +++++++++---------
> 1 file changed, 9 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
> index e6408e5..ff7db85 100644
> --- a/drivers/gpu/drm/i915/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/intel_ddi.c
> @@ -226,26 +226,26 @@ static const struct ddi_buf_trans skl_ddi_translations_hdmi[] = {
> { 0x00000018, 0x000000A1, 0x0 },
> { 0x00000018, 0x00000098, 0x0 },
> { 0x00004013, 0x00000088, 0x0 },
> - { 0x00006012, 0x00000087, 0x0 },
> + { 0x80006012, 0x000000CD, 0x1 },
> { 0x00000018, 0x000000DF, 0x0 },
> - { 0x00003015, 0x00000087, 0x0 }, /* Default */
> - { 0x00003015, 0x000000C7, 0x0 },
> - { 0x00000018, 0x000000C7, 0x0 },
> + { 0x80003015, 0x000000CD, 0x1 }, /* Default */
> + { 0x80003015, 0x000000C0, 0x1 },
> + { 0x80000018, 0x000000C0, 0x1 },
> };
>
> /* Skylake Y */
> static const struct ddi_buf_trans skl_y_ddi_translations_hdmi[] = {
> { 0x00000018, 0x000000A1, 0x0 },
> { 0x00005012, 0x000000DF, 0x0 },
> - { 0x00007011, 0x00000084, 0x0 },
> + { 0x80007011, 0x000000CB, 0x3 },
> { 0x00000018, 0x000000A4, 0x0 },
> { 0x00000018, 0x0000009D, 0x0 },
> { 0x00004013, 0x00000080, 0x0 },
> - { 0x00006013, 0x000000C7, 0x0 },
> + { 0x80006013, 0x000000C0, 0x3 },
> { 0x00000018, 0x0000008A, 0x0 },
> - { 0x00003015, 0x000000C7, 0x0 }, /* Default */
> - { 0x80003015, 0x000000C7, 0x7 }, /* Uses I_boost level 0x7 */
> - { 0x00000018, 0x000000C7, 0x0 },
> + { 0x80003015, 0x000000C0, 0x3 }, /* Default */
> + { 0x80003015, 0x000000C0, 0x3 },
> + { 0x80000018, 0x000000C0, 0x3 },
> };
>
> struct bxt_ddi_buf_trans {
> --
> 2.4.3
--
Ville Syrjälä
Intel OTC
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