On Wed, 2021-01-27 at 21:30 -0800, Aditya Swarup wrote:
> - Extend permanent driver WA Wa_1409767108, Wa_14010685332
> and Wa_14011294188 to adl-s.
> - Extend permanent driver WA Wa_1606054188 to adl-s.
> - Add Wa_14011765242 for adl-s A0 stepping.
>
> v2:
> - Extend Wa_14011765242 to STEP A1.(mdroper)
>
> Cc: Jani Nikula <jani.nikula@xxxxxxxxx>
> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Cc: Imre Deak <imre.deak@xxxxxxxxx>
> Cc: Matt Roper <matthew.d.roper@xxxxxxxxx>
> Cc: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
> Signed-off-by: Aditya Swarup <aditya.swarup@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_display_power.c | 7 ++++---
> drivers/gpu/drm/i915/display/intel_sprite.c | 4 ++--
> drivers/gpu/drm/i915/i915_drv.h | 1 +
> drivers/gpu/drm/i915/intel_device_info.c | 6 +++++-
> 4 files changed, 12 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c
> index cccfd45a67cf..e17b1ca356c3 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_power.c
> +++ b/drivers/gpu/drm/i915/display/intel_display_power.c
> @@ -5339,9 +5339,10 @@ static void tgl_bw_buddy_init(struct drm_i915_private *dev_priv)
> unsigned long abox_mask = INTEL_INFO(dev_priv)->abox_mask;
> int config, i;
>
>
>
>
> - if (IS_DG1_REVID(dev_priv, DG1_REVID_A0, DG1_REVID_A0) ||
> + if (IS_ALDERLAKE_S(dev_priv) ||
> + IS_DG1_REVID(dev_priv, DG1_REVID_A0, DG1_REVID_A0) ||
> IS_TGL_DISP_STEPPING(dev_priv, STEP_A0, STEP_B0))
> - /* Wa_1409767108:tgl,dg1 */
> + /* Wa_1409767108:tgl,dg1,adl-s */
> table = wa_1409767108_buddy_page_masks;
> else
> table = tgl_buddy_page_masks;
> @@ -5379,7 +5380,7 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv,
>
>
>
>
> gen9_set_dc_state(dev_priv, DC_STATE_DISABLE);
>
>
>
>
> - /* Wa_14011294188:ehl,jsl,tgl,rkl */
> + /* Wa_14011294188:ehl,jsl,tgl,rkl,adl-s */
> if (INTEL_PCH_TYPE(dev_priv) >= PCH_JSP &&
> INTEL_PCH_TYPE(dev_priv) < PCH_DG1)
> intel_de_rmw(dev_priv, SOUTH_DSPCLK_GATE_D, 0,
> diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c b/drivers/gpu/drm/i915/display/intel_sprite.c
> index d216a863d818..ec931a08ff28 100644
> --- a/drivers/gpu/drm/i915/display/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/display/intel_sprite.c
> @@ -2373,8 +2373,8 @@ static int skl_plane_check_fb(const struct intel_crtc_state *crtc_state,
> return -EINVAL;
> }
>
>
>
>
> - /* Wa_1606054188:tgl */
> - if (IS_TIGERLAKE(dev_priv) &&
> + /* Wa_1606054188:tgl,adl-s */
> + if ((IS_ALDERLAKE_S(dev_priv) || IS_TIGERLAKE(dev_priv)) &&
> plane_state->ckey.flags & I915_SET_COLORKEY_SOURCE &&
> intel_format_is_p01x(fb->format->format)) {
> drm_dbg_kms(&dev_priv->drm,
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 9713ab963122..a1fef2176ae0 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1559,6 +1559,7 @@ extern const struct i915_rev_steppings kbl_revids[];
>
>
>
>
> enum {
> STEP_A0,
> + STEP_A1,
> STEP_A2,
> STEP_B0,
> STEP_B1,
> diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
> index 85d6883745d8..06df1911cc7d 100644
> --- a/drivers/gpu/drm/i915/intel_device_info.c
> +++ b/drivers/gpu/drm/i915/intel_device_info.c
> @@ -250,7 +250,11 @@ void intel_device_info_runtime_init(struct drm_i915_private *dev_priv)
> struct intel_runtime_info *runtime = RUNTIME_INFO(dev_priv);
> enum pipe pipe;
>
>
>
>
> - if (INTEL_GEN(dev_priv) >= 10) {
> + /* Wa_14011765242: adl-s A0 */
> + if (IS_ADLS_DISP_STEPPING(dev_priv, STEP_A0, STEP_A1))
In my opinion "if (IS_ADLS_DISP_STEPPING(dev_priv, STEP_A0, STEP_A0))" is the right approach here, there no stepping with display A1 so just checking
STEP_A0 will be enough.
Also commented that in the previous version, maybe a third opinion to shine in?
Other than that it LGTM.
> + for_each_pipe(dev_priv, pipe)
> + runtime->num_scalers[pipe] = 0;
> + else if (INTEL_GEN(dev_priv) >= 10) {
> for_each_pipe(dev_priv, pipe)
> runtime->num_scalers[pipe] = 2;
> } else if (IS_GEN(dev_priv, 9)) {
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