On Fri, 2017-06-09 at 13:03 -0700, Rodrigo Vivi wrote:
> All here is pretty much like Kabylake.
>
> Including CFL-U has to use same ddi translation table
> as KBL-U for now.
>
> v2: Include missed IS_COFFEELAKE on edp trans table. (DK)
> Handle CFL-U with same translation table as KBL-U. (DK and
> confirmed with HW engineers)
>
> Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@xxxxxxxxx>
> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_drv.h | 2 ++
> drivers/gpu/drm/i915/intel_ddi.c | 11 ++++++-----
> 2 files changed, 8 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 602fb33..57af564 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -2811,6 +2811,8 @@ static inline struct scatterlist *__sg_next(struct scatterlist *sg)
> (INTEL_DEVID(dev_priv) & 0x00F0) == 0x0020)
> #define IS_SKL_GT4(dev_priv) (IS_SKYLAKE(dev_priv) && \
> (INTEL_DEVID(dev_priv) & 0x00F0) == 0x0030)
> +#define IS_CFL_ULT(dev_priv) (IS_COFFEELAKE(dev_priv) && \
> + (INTEL_DEVID(dev_priv) & 0x00F0) == 0x00A0)
>
> #define IS_ALPHA_SUPPORT(intel_info) ((intel_info)->is_alpha_support)
>
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
> index 8bac628..6d4ad7c 100644
> --- a/drivers/gpu/drm/i915/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/intel_ddi.c
> @@ -404,7 +404,7 @@ enum port intel_ddi_get_encoder_port(struct intel_encoder *encoder)
> if (IS_KBL_ULX(dev_priv)) {
> *n_entries = ARRAY_SIZE(kbl_y_ddi_translations_dp);
> return kbl_y_ddi_translations_dp;
> - } else if (IS_KBL_ULT(dev_priv)) {
> + } else if (IS_KBL_ULT(dev_priv) || IS_CFL_ULT(dev_priv)) {
> *n_entries = ARRAY_SIZE(kbl_u_ddi_translations_dp);
> return kbl_u_ddi_translations_dp;
> } else {
> @@ -429,7 +429,7 @@ enum port intel_ddi_get_encoder_port(struct intel_encoder *encoder)
> }
> }
>
How about the dev_priv->vbt.edp.low_vswing case?
> - if (IS_KABYLAKE(dev_priv))
> + if (IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv))
> return kbl_get_buf_trans_dp(dev_priv, n_entries);
> else
> return skl_get_buf_trans_dp(dev_priv, n_entries);
> @@ -485,7 +485,7 @@ static int intel_ddi_hdmi_level(struct drm_i915_private *dev_priv, enum port por
> intel_ddi_get_buf_trans_dp(struct drm_i915_private *dev_priv,
> int *n_entries)
> {
> - if (IS_KABYLAKE(dev_priv)) {
> + if (IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv)) {
> return kbl_get_buf_trans_dp(dev_priv, n_entries);
> } else if (IS_SKYLAKE(dev_priv)) {
> return skl_get_buf_trans_dp(dev_priv, n_entries);
> @@ -505,7 +505,8 @@ static int intel_ddi_hdmi_level(struct drm_i915_private *dev_priv, enum port por
> intel_ddi_get_buf_trans_edp(struct drm_i915_private *dev_priv,
> int *n_entries)
> {
> - if (IS_KABYLAKE(dev_priv) || IS_SKYLAKE(dev_priv)) {
> + if (IS_KABYLAKE(dev_priv) || IS_SKYLAKE(dev_priv) ||
> + IS_COFFEELAKE(dev_priv)) {
> return skl_get_buf_trans_edp(dev_priv, n_entries);
> } else if (IS_BROADWELL(dev_priv)) {
> return bdw_get_buf_trans_edp(dev_priv, n_entries);
> @@ -1478,7 +1479,7 @@ static void skl_ddi_set_iboost(struct intel_encoder *encoder, u32 level)
> if (dp_iboost) {
> iboost = dp_iboost;
> } else {
> - if (IS_KABYLAKE(dev_priv))
> + if (IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv))
> ddi_translations = kbl_get_buf_trans_dp(dev_priv,
> &n_entries);
> else
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