Re: [Intel-gfx] [PATCH 15/21] drm/i915/adl_s: Add display, gt, ctx and ADL-S

Srivatsa, Anusha
2020-12-01T18:47:03Z

s/Add display, gt, ctx and ADL-S/ Add display, gt, ctx WA for ADL-S

Anusha

> -----Original Message-----
> From: Intel-gfx <intel-gfx-bounces@lists.freedesktop.org> On Behalf Of
> Aditya Swarup
> Sent: Tuesday, November 17, 2020 10:50 AM
> To: intel-gfx@lists.freedesktop.org
> Cc: Nikula, Jani <jani.nikula@intel.com>; De Marchi, Lucas
> <lucas.demarchi@intel.com>
> Subject: [Intel-gfx] [PATCH 15/21] drm/i915/adl_s: Add display, gt, ctx and
> ADL-S
>
> - Inherit the gen12 workarounds.
> - Add placeholders to setup GT WA.
> - Extend permanent driver WA Wa_1409767108 to adl-s and
> Wa_14010685332 to adl-s.
> - Extend permanent driver WA Wa_1606054188 to adl-s
> - Add Wa_14011765242 for adl-s A0 stepping.
>
> v2:
> - Extend Wa_14010919138 and Wa_14010229206 to ADL-S (Madhumitha)
> - Extend Wa_22010271021 to ADLS (cyokoyam)
>
> Cc: Jani Nikula <jani.nikula@intel.com>
> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
> Cc: Imre Deak <imre.deak@intel.com>
> Cc: Matt Roper <matthew.d.roper@intel.com>
> Cc: Lucas De Marchi <lucas.demarchi@intel.com>
> Signed-off-by: Madhumitha Tolakanahalli Pradeep
> <madhumitha.tolakanahalli.pradeep@intel.com>
> Signed-off-by: Aditya Swarup <aditya.swarup@intel.com>
> ---
> .../drm/i915/display/intel_display_power.c | 7 +-
> drivers/gpu/drm/i915/display/intel_sprite.c | 4 +-
> drivers/gpu/drm/i915/gt/intel_workarounds.c | 91 +++++++++++++------
> drivers/gpu/drm/i915/intel_device_info.c | 6 +-
> 4 files changed, 72 insertions(+), 36 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c
> b/drivers/gpu/drm/i915/display/intel_display_power.c
> index 06c036e2092c..8b163d804a41 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_power.c
> +++ b/drivers/gpu/drm/i915/display/intel_display_power.c
> @@ -5282,9 +5282,10 @@ 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_REVID(dev_priv, REVID_A0, REVID_B0))
> - /* Wa_1409767108:tgl,dg1 */
> + /* Wa_1409767108:tgl,dg1,adl-s */
> table = wa_1409767108_buddy_page_masks;
> else
> table = tgl_buddy_page_masks;
> @@ -5322,7 +5323,7 @@ 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 f7da4a56054e..1e954e2928fe 100644
> --- a/drivers/gpu/drm/i915/display/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/display/intel_sprite.c
> @@ -2359,8 +2359,8 @@ 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/gt/intel_workarounds.c
> b/drivers/gpu/drm/i915/gt/intel_workarounds.c
> index d88d3d60fb1c..e6f149bd537f 100644
> --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
> +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
> @@ -664,22 +664,6 @@ static void tgl_ctx_workarounds_init(struct
> intel_engine_cs *engine,
> struct i915_wa_list *wal)
> {
> gen12_ctx_workarounds_init(engine, wal);
> -
> - /*
> - * Wa_1604555607:tgl,rkl
> - *
> - * Note that the implementation of this workaround is further
> modified
> - * according to the FF_MODE2 guidance given by
> Wa_1608008084:gen12.
> - * FF_MODE2 register will return the wrong value when read. The
> default
> - * value for this register is zero for all fields and there are no bit
> - * masks. So instead of doing a RMW we should just write the GS
> Timer
> - * and TDS timer values for Wa_1604555607 and Wa_16011163337.
> - */
> - wa_add(wal,
> - FF_MODE2,
> - FF_MODE2_GS_TIMER_MASK | FF_MODE2_TDS_TIMER_MASK,
> - FF_MODE2_GS_TIMER_224 | FF_MODE2_TDS_TIMER_128,
> - 0);
> }
>
> static void dg1_ctx_workarounds_init(struct intel_engine_cs *engine, @@ -
> 696,6 +680,12 @@ static void dg1_ctx_workarounds_init(struct
> intel_engine_cs *engine,
>
> DG1_HZ_READ_SUPPRESSION_OPTIMIZATION_DISABLE);
> }
>
> +static void adls_ctx_workarounds_init(struct intel_engine_cs *engine,
> + struct i915_wa_list *wal)
> +{
> + gen12_ctx_workarounds_init(engine, wal); }
> +
> static void
> __intel_engine_init_ctx_wa(struct intel_engine_cs *engine,
> struct i915_wa_list *wal,
> @@ -708,7 +698,31 @@ __intel_engine_init_ctx_wa(struct intel_engine_cs
> *engine,
>
> wa_init_start(wal, name, engine->name);
>
> - if (IS_DG1(i915))
> + if (INTEL_GEN(i915) >= 12) {
> + /*
> + * This setting isn't actually a workaround, but is a general
> + * tuning setting that needs to be programmed on all
> platforms
> + * gen12+. Although some platforms also refer to this
> setting
> + * as Wa_1604555607, we need to program it even on
> platforms that
> + * don't explicitly list that workaround.
> + *
> + * Note that the implementation is further modified
> according
> + * to the FF_MODE2 guidance given by
> Wa_1608008084:gen12.
> + * FF_MODE2 register will return the wrong value when
> read.
> + * The default value for this register is zero for all fields
> + * and there are no bit masks. So instead of doing a RMW,
> we
> + * should just write the value directly.
> + */
> + wa_add(wal,
> + FF_MODE2,
> + FF_MODE2_TDS_TIMER_MASK,
> + FF_MODE2_TDS_TIMER_128,
> + 0);
> + }
> +
> + if (IS_ALDERLAKE_S(i915))
> + adls_ctx_workarounds_init(engine, wal);
> + else if (IS_DG1(i915))
> dg1_ctx_workarounds_init(engine, wal);
> else if (IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915))
> tgl_ctx_workarounds_init(engine, wal); @@ -1294,10
> +1308,18 @@ dg1_gt_workarounds_init(struct drm_i915_private *i915,
> struct i915_wa_list *wal)
> VSUNIT_CLKGATE_DIS_TGL);
> }
>
> +static void
> +adls_gt_workarounds_init(struct drm_i915_private *i915, struct
> +i915_wa_list *wal) {
> + gen12_gt_workarounds_init(i915, wal);
> +}
> +
> static void
> gt_init_workarounds(struct drm_i915_private *i915, struct i915_wa_list
> *wal) {
> - if (IS_DG1(i915))
> + if (IS_ALDERLAKE_S(i915))
> + adls_gt_workarounds_init(i915, wal);
> + else if (IS_DG1(i915))
> dg1_gt_workarounds_init(i915, wal);
> else if (IS_TIGERLAKE(i915))
> tgl_gt_workarounds_init(i915, wal);
> @@ -1678,6 +1700,11 @@ static void dg1_whitelist_build(struct
> intel_engine_cs *engine)
> RING_FORCE_TO_NONPRIV_ACCESS_RD); }
>
> +static void adls_whitelist_build(struct intel_engine_cs *engine) {
> + tgl_whitelist_build(engine);
> +}
> +
> void intel_engine_init_whitelist(struct intel_engine_cs *engine) {
> struct drm_i915_private *i915 = engine->i915; @@ -1685,7 +1712,9
> @@ void intel_engine_init_whitelist(struct intel_engine_cs *engine)
>
> wa_init_start(w, "whitelist", engine->name);
>
> - if (IS_DG1(i915))
> + if (IS_ALDERLAKE_S(i915))
> + adls_whitelist_build(engine);
> + else if (IS_DG1(i915))
> dg1_whitelist_build(engine);
> else if (IS_GEN(i915, 12))
> tgl_whitelist_build(engine);
> @@ -1766,37 +1795,38 @@ rcs_engine_wa_init(struct intel_engine_cs
> *engine, struct i915_wa_list *wal)
> VSUNIT_CLKGATE_DIS_TGL);
> }
>
> - if (IS_DG1(i915) || IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915)) {
> - /* Wa_1606931601:tgl,rkl,dg1 */
> + if (IS_ALDERLAKE_S(i915) || IS_DG1(i915) ||
> + IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915)) {
> + /* Wa_1606931601:tgl,rkl,dg1,adl-s */
> wa_masked_en(wal, GEN7_ROW_CHICKEN2,
> GEN12_DISABLE_EARLY_READ);
>
> /*
> * Wa_1407928979:tgl A*
> * Wa_18011464164:tgl[B0+],dg1[B0+]
> * Wa_22010931296:tgl[B0+],dg1[B0+]
> - * Wa_14010919138:rkl, dg1
> + * Wa_14010919138:rkl,dg1,adl-s
> */
> wa_write_or(wal, GEN7_FF_THREAD_MODE,
> GEN12_FF_TESSELATION_DOP_GATE_DISABLE);
>
> /*
> * Wa_1606700617:tgl,dg1
> - * Wa_22010271021:tgl,rkl,dg1
> + * Wa_22010271021:tgl,rkl,dg1, adl-s
> */
> wa_masked_en(wal,
> GEN9_CS_DEBUG_MODE1,
> FF_DOP_CLOCK_GATE_DISABLE);
> }
>
> - if (IS_DG1_REVID(i915, DG1_REVID_A0, DG1_REVID_A0) ||
> + if (IS_ALDERLAKE_S(i915) || IS_DG1_REVID(i915, DG1_REVID_A0,
> +DG1_REVID_A0) ||
> IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915)) {
> - /* Wa_1409804808:tgl,rkl,dg1[a0] */
> + /* Wa_1409804808:tgl,rkl,dg1[a0],adl-s */
> wa_masked_en(wal, GEN7_ROW_CHICKEN2,
> GEN12_PUSH_CONST_DEREF_HOLD_DIS);
>
> /*
> * Wa_1409085225:tgl
> - * Wa_14010229206:tgl,rkl,dg1[a0]
> + * Wa_14010229206:tgl,rkl,dg1[a0],adl-s
> */
> wa_masked_en(wal, GEN9_ROW_CHICKEN4,
> GEN12_DISABLE_TDL_PUSH);
>
> @@ -1810,10 +1840,11 @@ rcs_engine_wa_init(struct intel_engine_cs
> *engine, struct i915_wa_list *wal)
> * it applies to all steppings so we trust the "all steppings."
> * For DG1 this only applies to A0.
> */
> - wa_masked_en(wal,
> - GEN6_RC_SLEEP_PSMI_CONTROL,
> -
> GEN12_WAIT_FOR_EVENT_POWER_DOWN_DISABLE |
> - GEN8_RC_SEMA_IDLE_MSG_DISABLE);
> + if (!IS_ALDERLAKE_S(i915))
> + wa_masked_en(wal,
> + GEN6_RC_SLEEP_PSMI_CONTROL,
> +
> GEN12_WAIT_FOR_EVENT_POWER_DOWN_DISABLE |
> + GEN8_RC_SEMA_IDLE_MSG_DISABLE);
> }
>
> if (IS_GEN(i915, 12)) {
> diff --git a/drivers/gpu/drm/i915/intel_device_info.c
> b/drivers/gpu/drm/i915/intel_device_info.c
> index 7310e019c611..64a09954fd54 100644
> --- a/drivers/gpu/drm/i915/intel_device_info.c
> +++ b/drivers/gpu/drm/i915/intel_device_info.c
> @@ -394,7 +394,11 @@ 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_REVID(dev_priv, REVID_A0, REVID_A0))
> + 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)) {
> --
> 2.27.0
>
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