* [PATCH v3 1/2] drm/i915/gen9bc: Handle TGP PCH during suspend/resume @ 2021-02-17 2:53 Lyude Paul 2021-02-17 2:53 ` [PATCH v3 2/2] drm/i915/icp+: Use icp_hpd_irq_setup() instead of spt_hpd_irq_setup() Lyude Paul ` (2 more replies) 0 siblings, 3 replies; 8+ messages in thread From: Lyude Paul @ 2021-02-17 2:53 UTC (permalink / raw) To: intel-gfx Cc: Imre Deak, Rodrigo Vivi, Tejas Upadhyay, Matt Roper, Jani Nikula, Joonas Lahtinen, David Airlie, Daniel Vetter, open list:DRM DRIVERS, open list From: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com> For Legacy S3 suspend/resume GEN9 BC needs to enable and setup TGP PCH. v2: * Move Wa_14010685332 into it's own function - vsyrjala * Add TODO comment about figuring out if we can move this workaround - imre v3: * Rename cnp_irq_post_reset() to cnp_display_clock_wa() * Add TODO item mentioning we need to clarify which platforms this workaround applies to * Just use ibx_irq_reset() in gen8_irq_reset(). This code should be functionally equivalent on gen9 bc to the code v2 added * Drop icp_hpd_irq_setup() call in spt_hpd_irq_setup(), this looks to be more or less identical to spt_hpd_irq_setup() minus additionally enabling one port. Will update i915 to use icp_hpd_irq_setup() for ICP in a separate patch. Cc: Matt Roper <matthew.d.roper@intel.com> Signed-off-by: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com> Signed-off-by: Lyude Paul <lyude@redhat.com> --- drivers/gpu/drm/i915/i915_irq.c | 52 +++++++++++++++++++++------------ 1 file changed, 33 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 98145a7f28a4..f86b147f588f 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3040,6 +3040,24 @@ static void valleyview_irq_reset(struct drm_i915_private *dev_priv) spin_unlock_irq(&dev_priv->irq_lock); } +static void cnp_display_clock_wa(struct drm_i915_private *dev_priv) +{ + struct intel_uncore *uncore = &dev_priv->uncore; + + /* + * Wa_14010685332:icl+ + * TODO: Clarify which platforms this applies to + * TODO: Figure out if this workaround can be applied in the s0ix suspend/resume handlers as + * on earlier platforms and whether the workaround is also needed for runtime suspend/resume + */ + if (INTEL_PCH_TYPE(dev_priv) == PCH_CNP || + (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && INTEL_PCH_TYPE(dev_priv) < PCH_DG1)) { + intel_uncore_rmw(uncore, SOUTH_CHICKEN1, SBCLK_RUN_REFCLK_DIS, + SBCLK_RUN_REFCLK_DIS); + intel_uncore_rmw(uncore, SOUTH_CHICKEN1, SBCLK_RUN_REFCLK_DIS, 0); + } +} + static void gen8_irq_reset(struct drm_i915_private *dev_priv) { struct intel_uncore *uncore = &dev_priv->uncore; @@ -3061,8 +3079,9 @@ static void gen8_irq_reset(struct drm_i915_private *dev_priv) GEN3_IRQ_RESET(uncore, GEN8_DE_MISC_); GEN3_IRQ_RESET(uncore, GEN8_PCU_); - if (HAS_PCH_SPLIT(dev_priv)) - ibx_irq_reset(dev_priv); + ibx_irq_reset(dev_priv); + + cnp_display_clock_wa(dev_priv); } static void gen11_display_irq_reset(struct drm_i915_private *dev_priv) @@ -3104,15 +3123,7 @@ static void gen11_display_irq_reset(struct drm_i915_private *dev_priv) if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) GEN3_IRQ_RESET(uncore, SDE); - /* Wa_14010685332:cnp/cmp,tgp,adp */ - if (INTEL_PCH_TYPE(dev_priv) == PCH_CNP || - (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && - INTEL_PCH_TYPE(dev_priv) < PCH_DG1)) { - intel_uncore_rmw(uncore, SOUTH_CHICKEN1, - SBCLK_RUN_REFCLK_DIS, SBCLK_RUN_REFCLK_DIS); - intel_uncore_rmw(uncore, SOUTH_CHICKEN1, - SBCLK_RUN_REFCLK_DIS, 0); - } + cnp_display_clock_wa(dev_priv); } static void gen11_irq_reset(struct drm_i915_private *dev_priv) @@ -3764,9 +3775,19 @@ static void gen8_de_irq_postinstall(struct drm_i915_private *dev_priv) } } +static void icp_irq_postinstall(struct drm_i915_private *dev_priv) +{ + struct intel_uncore *uncore = &dev_priv->uncore; + u32 mask = SDE_GMBUS_ICP; + + GEN3_IRQ_INIT(uncore, SDE, ~mask, 0xffffffff); +} + static void gen8_irq_postinstall(struct drm_i915_private *dev_priv) { - if (HAS_PCH_SPLIT(dev_priv)) + if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) + icp_irq_postinstall(dev_priv); + else if (HAS_PCH_SPLIT(dev_priv)) ibx_irq_postinstall(dev_priv); gen8_gt_irq_postinstall(&dev_priv->gt); @@ -3775,13 +3796,6 @@ static void gen8_irq_postinstall(struct drm_i915_private *dev_priv) gen8_master_intr_enable(dev_priv->uncore.regs); } -static void icp_irq_postinstall(struct drm_i915_private *dev_priv) -{ - struct intel_uncore *uncore = &dev_priv->uncore; - u32 mask = SDE_GMBUS_ICP; - - GEN3_IRQ_INIT(uncore, SDE, ~mask, 0xffffffff); -} static void gen11_irq_postinstall(struct drm_i915_private *dev_priv) { -- 2.29.2 ^ permalink raw reply related [flat|nested] 8+ messages in thread
* [PATCH v3 2/2] drm/i915/icp+: Use icp_hpd_irq_setup() instead of spt_hpd_irq_setup() 2021-02-17 2:53 [PATCH v3 1/2] drm/i915/gen9bc: Handle TGP PCH during suspend/resume Lyude Paul @ 2021-02-17 2:53 ` Lyude Paul 2021-02-17 18:18 ` Rodrigo Vivi 2021-02-17 8:02 ` [PATCH v3 1/2] drm/i915/gen9bc: Handle TGP PCH during suspend/resume Imre Deak 2021-02-17 18:00 ` [PATCH v4] " Lyude Paul 2 siblings, 1 reply; 8+ messages in thread From: Lyude Paul @ 2021-02-17 2:53 UTC (permalink / raw) To: intel-gfx Cc: Imre Deak, Rodrigo Vivi, Tejas Upadhyay, Jani Nikula, Joonas Lahtinen, David Airlie, Daniel Vetter, open list:DRM DRIVERS, open list While reviewing patches for handling workarounds related to gen9 bc, Imre from Intel discovered that we're using spt_hpd_irq_setup() on ICP+ PCHs despite it being almost the same as icp_hpd_irq_setup(). Since we need to be calling icp_hpd_irq_setup() to ensure that CML-S/TGP platforms function correctly anyway, let's move platforms using PCH_ICP which aren't handled by gen11_hpd_irq_setup() over to icp_hpd_irq_setup(). Cc: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com> Signed-off-by: Lyude Paul <lyude@redhat.com> --- drivers/gpu/drm/i915/i915_irq.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index f86b147f588f..7ec61187a315 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -4320,6 +4320,8 @@ void intel_irq_init(struct drm_i915_private *dev_priv) dev_priv->display.hpd_irq_setup = gen11_hpd_irq_setup; else if (IS_GEN9_LP(dev_priv)) dev_priv->display.hpd_irq_setup = bxt_hpd_irq_setup; + else if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) + dev_priv->display.hpd_irq_setup = icp_hpd_irq_setup; else if (INTEL_PCH_TYPE(dev_priv) >= PCH_SPT) dev_priv->display.hpd_irq_setup = spt_hpd_irq_setup; else -- 2.29.2 ^ permalink raw reply related [flat|nested] 8+ messages in thread
* Re: [PATCH v3 2/2] drm/i915/icp+: Use icp_hpd_irq_setup() instead of spt_hpd_irq_setup() 2021-02-17 2:53 ` [PATCH v3 2/2] drm/i915/icp+: Use icp_hpd_irq_setup() instead of spt_hpd_irq_setup() Lyude Paul @ 2021-02-17 18:18 ` Rodrigo Vivi 0 siblings, 0 replies; 8+ messages in thread From: Rodrigo Vivi @ 2021-02-17 18:18 UTC (permalink / raw) To: Lyude Paul Cc: intel-gfx, David Airlie, open list, open list:DRM DRIVERS, Tejas Upadhyay On Tue, Feb 16, 2021 at 09:53:37PM -0500, Lyude Paul wrote: > While reviewing patches for handling workarounds related to gen9 bc, Imre > from Intel discovered that we're using spt_hpd_irq_setup() on ICP+ PCHs > despite it being almost the same as icp_hpd_irq_setup(). Since we need to > be calling icp_hpd_irq_setup() to ensure that CML-S/TGP platforms function > correctly anyway, let's move platforms using PCH_ICP which aren't handled > by gen11_hpd_irq_setup() over to icp_hpd_irq_setup(). > > Cc: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com> > Signed-off-by: Lyude Paul <lyude@redhat.com> makes sense to me... Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com> > --- > drivers/gpu/drm/i915/i915_irq.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c > index f86b147f588f..7ec61187a315 100644 > --- a/drivers/gpu/drm/i915/i915_irq.c > +++ b/drivers/gpu/drm/i915/i915_irq.c > @@ -4320,6 +4320,8 @@ void intel_irq_init(struct drm_i915_private *dev_priv) > dev_priv->display.hpd_irq_setup = gen11_hpd_irq_setup; > else if (IS_GEN9_LP(dev_priv)) > dev_priv->display.hpd_irq_setup = bxt_hpd_irq_setup; > + else if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) > + dev_priv->display.hpd_irq_setup = icp_hpd_irq_setup; > else if (INTEL_PCH_TYPE(dev_priv) >= PCH_SPT) > dev_priv->display.hpd_irq_setup = spt_hpd_irq_setup; > else > -- > 2.29.2 > > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/dri-devel ^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: [PATCH v3 1/2] drm/i915/gen9bc: Handle TGP PCH during suspend/resume 2021-02-17 2:53 [PATCH v3 1/2] drm/i915/gen9bc: Handle TGP PCH during suspend/resume Lyude Paul 2021-02-17 2:53 ` [PATCH v3 2/2] drm/i915/icp+: Use icp_hpd_irq_setup() instead of spt_hpd_irq_setup() Lyude Paul @ 2021-02-17 8:02 ` Imre Deak 2021-02-17 18:00 ` [PATCH v4] " Lyude Paul 2 siblings, 0 replies; 8+ messages in thread From: Imre Deak @ 2021-02-17 8:02 UTC (permalink / raw) To: Lyude Paul Cc: intel-gfx, Rodrigo Vivi, Tejas Upadhyay, Matt Roper, Jani Nikula, Joonas Lahtinen, David Airlie, Daniel Vetter, open list:DRM DRIVERS, open list On Tue, Feb 16, 2021 at 09:53:36PM -0500, Lyude Paul wrote: > From: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com> > > For Legacy S3 suspend/resume GEN9 BC needs to enable and > setup TGP PCH. > > v2: > * Move Wa_14010685332 into it's own function - vsyrjala > * Add TODO comment about figuring out if we can move this workaround - imre > v3: > * Rename cnp_irq_post_reset() to cnp_display_clock_wa() > * Add TODO item mentioning we need to clarify which platforms this > workaround applies to > * Just use ibx_irq_reset() in gen8_irq_reset(). This code should be > functionally equivalent on gen9 bc to the code v2 added > * Drop icp_hpd_irq_setup() call in spt_hpd_irq_setup(), this looks to be > more or less identical to spt_hpd_irq_setup() minus additionally enabling > one port. Will update i915 to use icp_hpd_irq_setup() for ICP in a > separate patch. > > Cc: Matt Roper <matthew.d.roper@intel.com> > Signed-off-by: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com> > Signed-off-by: Lyude Paul <lyude@redhat.com> > --- > drivers/gpu/drm/i915/i915_irq.c | 52 +++++++++++++++++++++------------ > 1 file changed, 33 insertions(+), 19 deletions(-) > > diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c > index 98145a7f28a4..f86b147f588f 100644 > --- a/drivers/gpu/drm/i915/i915_irq.c > +++ b/drivers/gpu/drm/i915/i915_irq.c > @@ -3040,6 +3040,24 @@ static void valleyview_irq_reset(struct drm_i915_private *dev_priv) > spin_unlock_irq(&dev_priv->irq_lock); > } > > +static void cnp_display_clock_wa(struct drm_i915_private *dev_priv) > +{ > + struct intel_uncore *uncore = &dev_priv->uncore; > + > + /* > + * Wa_14010685332:icl+ For now let's keep this matching the code: Wa_14010685332:cnp/cmp,tgp,adp > + * TODO: Clarify which platforms this applies to > + * TODO: Figure out if this workaround can be applied in the s0ix suspend/resume handlers as > + * on earlier platforms and whether the workaround is also needed for runtime suspend/resume > + */ > + if (INTEL_PCH_TYPE(dev_priv) == PCH_CNP || > + (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && INTEL_PCH_TYPE(dev_priv) < PCH_DG1)) { > + intel_uncore_rmw(uncore, SOUTH_CHICKEN1, SBCLK_RUN_REFCLK_DIS, > + SBCLK_RUN_REFCLK_DIS); > + intel_uncore_rmw(uncore, SOUTH_CHICKEN1, SBCLK_RUN_REFCLK_DIS, 0); > + } > +} > + > static void gen8_irq_reset(struct drm_i915_private *dev_priv) > { > struct intel_uncore *uncore = &dev_priv->uncore; > @@ -3061,8 +3079,9 @@ static void gen8_irq_reset(struct drm_i915_private *dev_priv) > GEN3_IRQ_RESET(uncore, GEN8_DE_MISC_); > GEN3_IRQ_RESET(uncore, GEN8_PCU_); > > - if (HAS_PCH_SPLIT(dev_priv)) > - ibx_irq_reset(dev_priv); > + ibx_irq_reset(dev_priv); The above shouldn't be changed to account for !PCH platforms as well. > + > + cnp_display_clock_wa(dev_priv); > } > > static void gen11_display_irq_reset(struct drm_i915_private *dev_priv) > @@ -3104,15 +3123,7 @@ static void gen11_display_irq_reset(struct drm_i915_private *dev_priv) > if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) > GEN3_IRQ_RESET(uncore, SDE); > > - /* Wa_14010685332:cnp/cmp,tgp,adp */ > - if (INTEL_PCH_TYPE(dev_priv) == PCH_CNP || > - (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && > - INTEL_PCH_TYPE(dev_priv) < PCH_DG1)) { > - intel_uncore_rmw(uncore, SOUTH_CHICKEN1, > - SBCLK_RUN_REFCLK_DIS, SBCLK_RUN_REFCLK_DIS); > - intel_uncore_rmw(uncore, SOUTH_CHICKEN1, > - SBCLK_RUN_REFCLK_DIS, 0); > - } > + cnp_display_clock_wa(dev_priv); > } > > static void gen11_irq_reset(struct drm_i915_private *dev_priv) > @@ -3764,9 +3775,19 @@ static void gen8_de_irq_postinstall(struct drm_i915_private *dev_priv) > } > } > > +static void icp_irq_postinstall(struct drm_i915_private *dev_priv) > +{ > + struct intel_uncore *uncore = &dev_priv->uncore; > + u32 mask = SDE_GMBUS_ICP; > + > + GEN3_IRQ_INIT(uncore, SDE, ~mask, 0xffffffff); > +} > + > static void gen8_irq_postinstall(struct drm_i915_private *dev_priv) > { > - if (HAS_PCH_SPLIT(dev_priv)) > + if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) > + icp_irq_postinstall(dev_priv); > + else if (HAS_PCH_SPLIT(dev_priv)) > ibx_irq_postinstall(dev_priv); > > gen8_gt_irq_postinstall(&dev_priv->gt); > @@ -3775,13 +3796,6 @@ static void gen8_irq_postinstall(struct drm_i915_private *dev_priv) > gen8_master_intr_enable(dev_priv->uncore.regs); > } > > -static void icp_irq_postinstall(struct drm_i915_private *dev_priv) > -{ > - struct intel_uncore *uncore = &dev_priv->uncore; > - u32 mask = SDE_GMBUS_ICP; > - > - GEN3_IRQ_INIT(uncore, SDE, ~mask, 0xffffffff); > -} > > static void gen11_irq_postinstall(struct drm_i915_private *dev_priv) > { > -- > 2.29.2 > ^ permalink raw reply [flat|nested] 8+ messages in thread
* [PATCH v4] drm/i915/gen9bc: Handle TGP PCH during suspend/resume 2021-02-17 2:53 [PATCH v3 1/2] drm/i915/gen9bc: Handle TGP PCH during suspend/resume Lyude Paul 2021-02-17 2:53 ` [PATCH v3 2/2] drm/i915/icp+: Use icp_hpd_irq_setup() instead of spt_hpd_irq_setup() Lyude Paul 2021-02-17 8:02 ` [PATCH v3 1/2] drm/i915/gen9bc: Handle TGP PCH during suspend/resume Imre Deak @ 2021-02-17 18:00 ` Lyude Paul 2021-02-17 21:18 ` Imre Deak 2 siblings, 1 reply; 8+ messages in thread From: Lyude Paul @ 2021-02-17 18:00 UTC (permalink / raw) To: intel-gfx, Imre Deak Cc: Tejas Upadhyay, Matt Roper, Jani Nikula, Joonas Lahtinen, Rodrigo Vivi, David Airlie, Daniel Vetter, open list:DRM DRIVERS, open list From: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com> For Legacy S3 suspend/resume GEN9 BC needs to enable and setup TGP PCH. v2: * Move Wa_14010685332 into it's own function - vsyrjala * Add TODO comment about figuring out if we can move this workaround - imre v3: * Rename cnp_irq_post_reset() to cnp_display_clock_wa() * Add TODO item mentioning we need to clarify which platforms this workaround applies to * Just use ibx_irq_reset() in gen8_irq_reset(). This code should be functionally equivalent on gen9 bc to the code v2 added * Drop icp_hpd_irq_setup() call in spt_hpd_irq_setup(), this looks to be more or less identical to spt_hpd_irq_setup() minus additionally enabling one port. Will update i915 to use icp_hpd_irq_setup() for ICP in a separate patch. v4: * Revert Wa_14010685332 system list in comments to how it was before * Add back HAS_PCH_SPLIT() check before calling ibx_irq_reset() Cc: Matt Roper <matthew.d.roper@intel.com> Signed-off-by: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com> Signed-off-by: Lyude Paul <lyude@redhat.com> --- drivers/gpu/drm/i915/i915_irq.c | 49 +++++++++++++++++++++------------ 1 file changed, 32 insertions(+), 17 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 98145a7f28a4..9b56a8f81e1a 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3040,6 +3040,24 @@ static void valleyview_irq_reset(struct drm_i915_private *dev_priv) spin_unlock_irq(&dev_priv->irq_lock); } +static void cnp_display_clock_wa(struct drm_i915_private *dev_priv) +{ + struct intel_uncore *uncore = &dev_priv->uncore; + + /* + * Wa_14010685332:cnp/cmp,tgp,adp + * TODO: Clarify which platforms this applies to + * TODO: Figure out if this workaround can be applied in the s0ix suspend/resume handlers as + * on earlier platforms and whether the workaround is also needed for runtime suspend/resume + */ + if (INTEL_PCH_TYPE(dev_priv) == PCH_CNP || + (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && INTEL_PCH_TYPE(dev_priv) < PCH_DG1)) { + intel_uncore_rmw(uncore, SOUTH_CHICKEN1, SBCLK_RUN_REFCLK_DIS, + SBCLK_RUN_REFCLK_DIS); + intel_uncore_rmw(uncore, SOUTH_CHICKEN1, SBCLK_RUN_REFCLK_DIS, 0); + } +} + static void gen8_irq_reset(struct drm_i915_private *dev_priv) { struct intel_uncore *uncore = &dev_priv->uncore; @@ -3063,6 +3081,8 @@ static void gen8_irq_reset(struct drm_i915_private *dev_priv) if (HAS_PCH_SPLIT(dev_priv)) ibx_irq_reset(dev_priv); + + cnp_display_clock_wa(dev_priv); } static void gen11_display_irq_reset(struct drm_i915_private *dev_priv) @@ -3104,15 +3124,7 @@ static void gen11_display_irq_reset(struct drm_i915_private *dev_priv) if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) GEN3_IRQ_RESET(uncore, SDE); - /* Wa_14010685332:cnp/cmp,tgp,adp */ - if (INTEL_PCH_TYPE(dev_priv) == PCH_CNP || - (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && - INTEL_PCH_TYPE(dev_priv) < PCH_DG1)) { - intel_uncore_rmw(uncore, SOUTH_CHICKEN1, - SBCLK_RUN_REFCLK_DIS, SBCLK_RUN_REFCLK_DIS); - intel_uncore_rmw(uncore, SOUTH_CHICKEN1, - SBCLK_RUN_REFCLK_DIS, 0); - } + cnp_display_clock_wa(dev_priv); } static void gen11_irq_reset(struct drm_i915_private *dev_priv) @@ -3764,9 +3776,19 @@ static void gen8_de_irq_postinstall(struct drm_i915_private *dev_priv) } } +static void icp_irq_postinstall(struct drm_i915_private *dev_priv) +{ + struct intel_uncore *uncore = &dev_priv->uncore; + u32 mask = SDE_GMBUS_ICP; + + GEN3_IRQ_INIT(uncore, SDE, ~mask, 0xffffffff); +} + static void gen8_irq_postinstall(struct drm_i915_private *dev_priv) { - if (HAS_PCH_SPLIT(dev_priv)) + if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) + icp_irq_postinstall(dev_priv); + else if (HAS_PCH_SPLIT(dev_priv)) ibx_irq_postinstall(dev_priv); gen8_gt_irq_postinstall(&dev_priv->gt); @@ -3775,13 +3797,6 @@ static void gen8_irq_postinstall(struct drm_i915_private *dev_priv) gen8_master_intr_enable(dev_priv->uncore.regs); } -static void icp_irq_postinstall(struct drm_i915_private *dev_priv) -{ - struct intel_uncore *uncore = &dev_priv->uncore; - u32 mask = SDE_GMBUS_ICP; - - GEN3_IRQ_INIT(uncore, SDE, ~mask, 0xffffffff); -} static void gen11_irq_postinstall(struct drm_i915_private *dev_priv) { -- 2.29.2 ^ permalink raw reply related [flat|nested] 8+ messages in thread
* Re: [PATCH v4] drm/i915/gen9bc: Handle TGP PCH during suspend/resume 2021-02-17 18:00 ` [PATCH v4] " Lyude Paul @ 2021-02-17 21:18 ` Imre Deak 2021-02-17 21:19 ` Lyude Paul 0 siblings, 1 reply; 8+ messages in thread From: Imre Deak @ 2021-02-17 21:18 UTC (permalink / raw) To: Lyude Paul Cc: intel-gfx, Tejas Upadhyay, Matt Roper, Jani Nikula, Joonas Lahtinen, Rodrigo Vivi, David Airlie, Daniel Vetter, open list:DRM DRIVERS, open list On Wed, Feb 17, 2021 at 01:00:16PM -0500, Lyude Paul wrote: > From: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com> > > For Legacy S3 suspend/resume GEN9 BC needs to enable and > setup TGP PCH. > > v2: > * Move Wa_14010685332 into it's own function - vsyrjala > * Add TODO comment about figuring out if we can move this workaround - imre > v3: > * Rename cnp_irq_post_reset() to cnp_display_clock_wa() > * Add TODO item mentioning we need to clarify which platforms this > workaround applies to > * Just use ibx_irq_reset() in gen8_irq_reset(). This code should be > functionally equivalent on gen9 bc to the code v2 added > * Drop icp_hpd_irq_setup() call in spt_hpd_irq_setup(), this looks to be > more or less identical to spt_hpd_irq_setup() minus additionally enabling > one port. Will update i915 to use icp_hpd_irq_setup() for ICP in a > separate patch. > v4: > * Revert Wa_14010685332 system list in comments to how it was before > * Add back HAS_PCH_SPLIT() check before calling ibx_irq_reset() > > Cc: Matt Roper <matthew.d.roper@intel.com> > Signed-off-by: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com> > Signed-off-by: Lyude Paul <lyude@redhat.com> Thanks, looks ok to me: Reviewed-by: Imre Deak <imre.deak@intel.com> nit: cnp_display_clock_gating_wa() would be an even better name, could be renamed while applying. > --- > drivers/gpu/drm/i915/i915_irq.c | 49 +++++++++++++++++++++------------ > 1 file changed, 32 insertions(+), 17 deletions(-) > > diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c > index 98145a7f28a4..9b56a8f81e1a 100644 > --- a/drivers/gpu/drm/i915/i915_irq.c > +++ b/drivers/gpu/drm/i915/i915_irq.c > @@ -3040,6 +3040,24 @@ static void valleyview_irq_reset(struct drm_i915_private *dev_priv) > spin_unlock_irq(&dev_priv->irq_lock); > } > > +static void cnp_display_clock_wa(struct drm_i915_private *dev_priv) > +{ > + struct intel_uncore *uncore = &dev_priv->uncore; > + > + /* > + * Wa_14010685332:cnp/cmp,tgp,adp > + * TODO: Clarify which platforms this applies to > + * TODO: Figure out if this workaround can be applied in the s0ix suspend/resume handlers as > + * on earlier platforms and whether the workaround is also needed for runtime suspend/resume > + */ > + if (INTEL_PCH_TYPE(dev_priv) == PCH_CNP || > + (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && INTEL_PCH_TYPE(dev_priv) < PCH_DG1)) { > + intel_uncore_rmw(uncore, SOUTH_CHICKEN1, SBCLK_RUN_REFCLK_DIS, > + SBCLK_RUN_REFCLK_DIS); > + intel_uncore_rmw(uncore, SOUTH_CHICKEN1, SBCLK_RUN_REFCLK_DIS, 0); > + } > +} > + > static void gen8_irq_reset(struct drm_i915_private *dev_priv) > { > struct intel_uncore *uncore = &dev_priv->uncore; > @@ -3063,6 +3081,8 @@ static void gen8_irq_reset(struct drm_i915_private *dev_priv) > > if (HAS_PCH_SPLIT(dev_priv)) > ibx_irq_reset(dev_priv); > + > + cnp_display_clock_wa(dev_priv); > } > > static void gen11_display_irq_reset(struct drm_i915_private *dev_priv) > @@ -3104,15 +3124,7 @@ static void gen11_display_irq_reset(struct drm_i915_private *dev_priv) > if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) > GEN3_IRQ_RESET(uncore, SDE); > > - /* Wa_14010685332:cnp/cmp,tgp,adp */ > - if (INTEL_PCH_TYPE(dev_priv) == PCH_CNP || > - (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && > - INTEL_PCH_TYPE(dev_priv) < PCH_DG1)) { > - intel_uncore_rmw(uncore, SOUTH_CHICKEN1, > - SBCLK_RUN_REFCLK_DIS, SBCLK_RUN_REFCLK_DIS); > - intel_uncore_rmw(uncore, SOUTH_CHICKEN1, > - SBCLK_RUN_REFCLK_DIS, 0); > - } > + cnp_display_clock_wa(dev_priv); > } > > static void gen11_irq_reset(struct drm_i915_private *dev_priv) > @@ -3764,9 +3776,19 @@ static void gen8_de_irq_postinstall(struct drm_i915_private *dev_priv) > } > } > > +static void icp_irq_postinstall(struct drm_i915_private *dev_priv) > +{ > + struct intel_uncore *uncore = &dev_priv->uncore; > + u32 mask = SDE_GMBUS_ICP; > + > + GEN3_IRQ_INIT(uncore, SDE, ~mask, 0xffffffff); > +} > + > static void gen8_irq_postinstall(struct drm_i915_private *dev_priv) > { > - if (HAS_PCH_SPLIT(dev_priv)) > + if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) > + icp_irq_postinstall(dev_priv); > + else if (HAS_PCH_SPLIT(dev_priv)) > ibx_irq_postinstall(dev_priv); > > gen8_gt_irq_postinstall(&dev_priv->gt); > @@ -3775,13 +3797,6 @@ static void gen8_irq_postinstall(struct drm_i915_private *dev_priv) > gen8_master_intr_enable(dev_priv->uncore.regs); > } > > -static void icp_irq_postinstall(struct drm_i915_private *dev_priv) > -{ > - struct intel_uncore *uncore = &dev_priv->uncore; > - u32 mask = SDE_GMBUS_ICP; > - > - GEN3_IRQ_INIT(uncore, SDE, ~mask, 0xffffffff); > -} > > static void gen11_irq_postinstall(struct drm_i915_private *dev_priv) > { > -- > 2.29.2 > ^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: [PATCH v4] drm/i915/gen9bc: Handle TGP PCH during suspend/resume 2021-02-17 21:18 ` Imre Deak @ 2021-02-17 21:19 ` Lyude Paul 2021-02-18 4:36 ` Surendrakumar Upadhyay, TejaskumarX 0 siblings, 1 reply; 8+ messages in thread From: Lyude Paul @ 2021-02-17 21:19 UTC (permalink / raw) To: imre.deak Cc: intel-gfx, Tejas Upadhyay, Matt Roper, Jani Nikula, Joonas Lahtinen, Rodrigo Vivi, David Airlie, Daniel Vetter, open list:DRM DRIVERS, open list On Wed, 2021-02-17 at 23:18 +0200, Imre Deak wrote: > On Wed, Feb 17, 2021 at 01:00:16PM -0500, Lyude Paul wrote: > > From: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com> > > > > For Legacy S3 suspend/resume GEN9 BC needs to enable and > > setup TGP PCH. > > > > v2: > > * Move Wa_14010685332 into it's own function - vsyrjala > > * Add TODO comment about figuring out if we can move this workaround - imre > > v3: > > * Rename cnp_irq_post_reset() to cnp_display_clock_wa() > > * Add TODO item mentioning we need to clarify which platforms this > > workaround applies to > > * Just use ibx_irq_reset() in gen8_irq_reset(). This code should be > > functionally equivalent on gen9 bc to the code v2 added > > * Drop icp_hpd_irq_setup() call in spt_hpd_irq_setup(), this looks to be > > more or less identical to spt_hpd_irq_setup() minus additionally enabling > > one port. Will update i915 to use icp_hpd_irq_setup() for ICP in a > > separate patch. > > v4: > > * Revert Wa_14010685332 system list in comments to how it was before > > * Add back HAS_PCH_SPLIT() check before calling ibx_irq_reset() > > > > Cc: Matt Roper <matthew.d.roper@intel.com> > > Signed-off-by: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com> > > Signed-off-by: Lyude Paul <lyude@redhat.com> > > Thanks, looks ok to me: > Reviewed-by: Imre Deak <imre.deak@intel.com> > > nit: cnp_display_clock_gating_wa() would be an even better name, could > be renamed while applying. Sure thing. JFYI - I'm going to hold off on pushing this patch until I've got confirmation from the OEMs this is for that these patches still fix their issues (since I unfortunately don't have any access to this hardware). > > > --- > > drivers/gpu/drm/i915/i915_irq.c | 49 +++++++++++++++++++++------------ > > 1 file changed, 32 insertions(+), 17 deletions(-) > > > > diff --git a/drivers/gpu/drm/i915/i915_irq.c > > b/drivers/gpu/drm/i915/i915_irq.c > > index 98145a7f28a4..9b56a8f81e1a 100644 > > --- a/drivers/gpu/drm/i915/i915_irq.c > > +++ b/drivers/gpu/drm/i915/i915_irq.c > > @@ -3040,6 +3040,24 @@ static void valleyview_irq_reset(struct > > drm_i915_private *dev_priv) > > spin_unlock_irq(&dev_priv->irq_lock); > > } > > > > +static void cnp_display_clock_wa(struct drm_i915_private *dev_priv) > > +{ > > + struct intel_uncore *uncore = &dev_priv->uncore; > > + > > + /* > > + * Wa_14010685332:cnp/cmp,tgp,adp > > + * TODO: Clarify which platforms this applies to > > + * TODO: Figure out if this workaround can be applied in the s0ix > > suspend/resume handlers as > > + * on earlier platforms and whether the workaround is also needed > > for runtime suspend/resume > > + */ > > + if (INTEL_PCH_TYPE(dev_priv) == PCH_CNP || > > + (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && INTEL_PCH_TYPE(dev_priv) > > < PCH_DG1)) { > > + intel_uncore_rmw(uncore, SOUTH_CHICKEN1, > > SBCLK_RUN_REFCLK_DIS, > > + SBCLK_RUN_REFCLK_DIS); > > + intel_uncore_rmw(uncore, SOUTH_CHICKEN1, > > SBCLK_RUN_REFCLK_DIS, 0); > > + } > > +} > > + > > static void gen8_irq_reset(struct drm_i915_private *dev_priv) > > { > > struct intel_uncore *uncore = &dev_priv->uncore; > > @@ -3063,6 +3081,8 @@ static void gen8_irq_reset(struct drm_i915_private > > *dev_priv) > > > > if (HAS_PCH_SPLIT(dev_priv)) > > ibx_irq_reset(dev_priv); > > + > > + cnp_display_clock_wa(dev_priv); > > } > > > > static void gen11_display_irq_reset(struct drm_i915_private *dev_priv) > > @@ -3104,15 +3124,7 @@ static void gen11_display_irq_reset(struct > > drm_i915_private *dev_priv) > > if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) > > GEN3_IRQ_RESET(uncore, SDE); > > > > - /* Wa_14010685332:cnp/cmp,tgp,adp */ > > - if (INTEL_PCH_TYPE(dev_priv) == PCH_CNP || > > - (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && > > - INTEL_PCH_TYPE(dev_priv) < PCH_DG1)) { > > - intel_uncore_rmw(uncore, SOUTH_CHICKEN1, > > - SBCLK_RUN_REFCLK_DIS, > > SBCLK_RUN_REFCLK_DIS); > > - intel_uncore_rmw(uncore, SOUTH_CHICKEN1, > > - SBCLK_RUN_REFCLK_DIS, 0); > > - } > > + cnp_display_clock_wa(dev_priv); > > } > > > > static void gen11_irq_reset(struct drm_i915_private *dev_priv) > > @@ -3764,9 +3776,19 @@ static void gen8_de_irq_postinstall(struct > > drm_i915_private *dev_priv) > > } > > } > > > > +static void icp_irq_postinstall(struct drm_i915_private *dev_priv) > > +{ > > + struct intel_uncore *uncore = &dev_priv->uncore; > > + u32 mask = SDE_GMBUS_ICP; > > + > > + GEN3_IRQ_INIT(uncore, SDE, ~mask, 0xffffffff); > > +} > > + > > static void gen8_irq_postinstall(struct drm_i915_private *dev_priv) > > { > > - if (HAS_PCH_SPLIT(dev_priv)) > > + if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) > > + icp_irq_postinstall(dev_priv); > > + else if (HAS_PCH_SPLIT(dev_priv)) > > ibx_irq_postinstall(dev_priv); > > > > gen8_gt_irq_postinstall(&dev_priv->gt); > > @@ -3775,13 +3797,6 @@ static void gen8_irq_postinstall(struct > > drm_i915_private *dev_priv) > > gen8_master_intr_enable(dev_priv->uncore.regs); > > } > > > > -static void icp_irq_postinstall(struct drm_i915_private *dev_priv) > > -{ > > - struct intel_uncore *uncore = &dev_priv->uncore; > > - u32 mask = SDE_GMBUS_ICP; > > - > > - GEN3_IRQ_INIT(uncore, SDE, ~mask, 0xffffffff); > > -} > > > > static void gen11_irq_postinstall(struct drm_i915_private *dev_priv) > > { > > -- > > 2.29.2 > > > -- Sincerely, Lyude Paul (she/her) Software Engineer at Red Hat Note: I deal with a lot of emails and have a lot of bugs on my plate. If you've asked me a question, are waiting for a review/merge on a patch, etc. and I haven't responded in a while, please feel free to send me another email to check on my status. I don't bite! ^ permalink raw reply [flat|nested] 8+ messages in thread
* RE: [PATCH v4] drm/i915/gen9bc: Handle TGP PCH during suspend/resume 2021-02-17 21:19 ` Lyude Paul @ 2021-02-18 4:36 ` Surendrakumar Upadhyay, TejaskumarX 0 siblings, 0 replies; 8+ messages in thread From: Surendrakumar Upadhyay, TejaskumarX @ 2021-02-18 4:36 UTC (permalink / raw) To: lyude, Deak, Imre Cc: intel-gfx, Roper, Matthew D, Jani Nikula, Joonas Lahtinen, Vivi, Rodrigo, David Airlie, Daniel Vetter, open list:DRM DRIVERS, open list > -----Original Message----- > From: Lyude Paul <lyude@redhat.com> > Sent: 18 February 2021 02:49 > To: Deak, Imre <imre.deak@intel.com> > Cc: intel-gfx@lists.freedesktop.org; Surendrakumar Upadhyay, TejaskumarX > <tejaskumarx.surendrakumar.upadhyay@intel.com>; Roper, Matthew D > <matthew.d.roper@intel.com>; Jani Nikula <jani.nikula@linux.intel.com>; > Joonas Lahtinen <joonas.lahtinen@linux.intel.com>; Vivi, Rodrigo > <rodrigo.vivi@intel.com>; David Airlie <airlied@linux.ie>; Daniel Vetter > <daniel@ffwll.ch>; open list:DRM DRIVERS <dri- > devel@lists.freedesktop.org>; open list <linux-kernel@vger.kernel.org> > Subject: Re: [PATCH v4] drm/i915/gen9bc: Handle TGP PCH during > suspend/resume > > On Wed, 2021-02-17 at 23:18 +0200, Imre Deak wrote: > > On Wed, Feb 17, 2021 at 01:00:16PM -0500, Lyude Paul wrote: > > > From: Tejas Upadhyay > <tejaskumarx.surendrakumar.upadhyay@intel.com> > > > > > > For Legacy S3 suspend/resume GEN9 BC needs to enable and setup TGP > > > PCH. > > > > > > v2: > > > * Move Wa_14010685332 into it's own function - vsyrjala > > > * Add TODO comment about figuring out if we can move this workaround > > > - imre > > > v3: > > > * Rename cnp_irq_post_reset() to cnp_display_clock_wa() > > > * Add TODO item mentioning we need to clarify which platforms this > > > workaround applies to > > > * Just use ibx_irq_reset() in gen8_irq_reset(). This code should be > > > functionally equivalent on gen9 bc to the code v2 added > > > * Drop icp_hpd_irq_setup() call in spt_hpd_irq_setup(), this looks > > > to be > > > more or less identical to spt_hpd_irq_setup() minus additionally > > > enabling > > > one port. Will update i915 to use icp_hpd_irq_setup() for ICP in a > > > separate patch. > > > v4: > > > * Revert Wa_14010685332 system list in comments to how it was before > > > * Add back HAS_PCH_SPLIT() check before calling ibx_irq_reset() > > > > > > Cc: Matt Roper <matthew.d.roper@intel.com> > > > Signed-off-by: Tejas Upadhyay > > > <tejaskumarx.surendrakumar.upadhyay@intel.com> > > > Signed-off-by: Lyude Paul <lyude@redhat.com> > > > > Thanks, looks ok to me: > > Reviewed-by: Imre Deak <imre.deak@intel.com> > > > > nit: cnp_display_clock_gating_wa() would be an even better name, could > > be renamed while applying. > > Sure thing. JFYI - I'm going to hold off on pushing this patch until I've got > confirmation from the OEMs this is for that these patches still fix their issues > (since I unfortunately don't have any access to this hardware). I can follow up with OEM to test or I can get it tested in my LAB, as I have RKL RVP (CML CPU) + TGP PCH with me. > > > > > > --- > > > drivers/gpu/drm/i915/i915_irq.c | 49 > > > +++++++++++++++++++++------------ > > > 1 file changed, 32 insertions(+), 17 deletions(-) > > > > > > diff --git a/drivers/gpu/drm/i915/i915_irq.c > > > b/drivers/gpu/drm/i915/i915_irq.c index 98145a7f28a4..9b56a8f81e1a > > > 100644 > > > --- a/drivers/gpu/drm/i915/i915_irq.c > > > +++ b/drivers/gpu/drm/i915/i915_irq.c > > > @@ -3040,6 +3040,24 @@ static void valleyview_irq_reset(struct > > > drm_i915_private *dev_priv) > > > spin_unlock_irq(&dev_priv->irq_lock); > > > } > > > > > > +static void cnp_display_clock_wa(struct drm_i915_private *dev_priv) > > > +{ > > > + struct intel_uncore *uncore = &dev_priv->uncore; > > > + > > > + /* > > > + * Wa_14010685332:cnp/cmp,tgp,adp > > > + * TODO: Clarify which platforms this applies to > > > + * TODO: Figure out if this workaround can be applied in the > > > +s0ix > > > suspend/resume handlers as > > > + * on earlier platforms and whether the workaround is also > > > +needed > > > for runtime suspend/resume > > > + */ > > > + if (INTEL_PCH_TYPE(dev_priv) == PCH_CNP || > > > + (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && > > > +INTEL_PCH_TYPE(dev_priv) > > > < PCH_DG1)) { > > > + intel_uncore_rmw(uncore, SOUTH_CHICKEN1, > > > SBCLK_RUN_REFCLK_DIS, > > > + SBCLK_RUN_REFCLK_DIS); > > > + intel_uncore_rmw(uncore, SOUTH_CHICKEN1, > > > SBCLK_RUN_REFCLK_DIS, 0); > > > + } > > > +} > > > + > > > static void gen8_irq_reset(struct drm_i915_private *dev_priv) > > > { > > > struct intel_uncore *uncore = &dev_priv->uncore; @@ -3063,6 > > > +3081,8 @@ static void gen8_irq_reset(struct drm_i915_private > > > *dev_priv) > > > > > > if (HAS_PCH_SPLIT(dev_priv)) > > > ibx_irq_reset(dev_priv); > > > + > > > + cnp_display_clock_wa(dev_priv); > > > } > > > > > > static void gen11_display_irq_reset(struct drm_i915_private > > > *dev_priv) @@ -3104,15 +3124,7 @@ static void > > > gen11_display_irq_reset(struct drm_i915_private *dev_priv) > > > if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) > > > GEN3_IRQ_RESET(uncore, SDE); > > > > > > - /* Wa_14010685332:cnp/cmp,tgp,adp */ > > > - if (INTEL_PCH_TYPE(dev_priv) == PCH_CNP || > > > - (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && > > > - INTEL_PCH_TYPE(dev_priv) < PCH_DG1)) { > > > - intel_uncore_rmw(uncore, SOUTH_CHICKEN1, > > > - SBCLK_RUN_REFCLK_DIS, > > > SBCLK_RUN_REFCLK_DIS); > > > - intel_uncore_rmw(uncore, SOUTH_CHICKEN1, > > > - SBCLK_RUN_REFCLK_DIS, 0); > > > - } > > > + cnp_display_clock_wa(dev_priv); > > > } > > > > > > static void gen11_irq_reset(struct drm_i915_private *dev_priv) @@ > > > -3764,9 +3776,19 @@ static void gen8_de_irq_postinstall(struct > > > drm_i915_private *dev_priv) > > > } > > > } > > > > > > +static void icp_irq_postinstall(struct drm_i915_private *dev_priv) > > > +{ > > > + struct intel_uncore *uncore = &dev_priv->uncore; > > > + u32 mask = SDE_GMBUS_ICP; > > > + > > > + GEN3_IRQ_INIT(uncore, SDE, ~mask, 0xffffffff); } > > > + > > > static void gen8_irq_postinstall(struct drm_i915_private *dev_priv) > > > { > > > - if (HAS_PCH_SPLIT(dev_priv)) > > > + if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) > > > + icp_irq_postinstall(dev_priv); > > > + else if (HAS_PCH_SPLIT(dev_priv)) > > > ibx_irq_postinstall(dev_priv); > > > > > > gen8_gt_irq_postinstall(&dev_priv->gt); > > > @@ -3775,13 +3797,6 @@ static void gen8_irq_postinstall(struct > > > drm_i915_private *dev_priv) > > > gen8_master_intr_enable(dev_priv->uncore.regs); > > > } > > > > > > -static void icp_irq_postinstall(struct drm_i915_private *dev_priv) > > > -{ > > > - struct intel_uncore *uncore = &dev_priv->uncore; > > > - u32 mask = SDE_GMBUS_ICP; > > > - > > > - GEN3_IRQ_INIT(uncore, SDE, ~mask, 0xffffffff); -} > > > > > > static void gen11_irq_postinstall(struct drm_i915_private > > > *dev_priv) > > > { > > > -- > > > 2.29.2 > > > > > > > -- > Sincerely, > Lyude Paul (she/her) > Software Engineer at Red Hat > > Note: I deal with a lot of emails and have a lot of bugs on my plate. If you've > asked me a question, are waiting for a review/merge on a patch, etc. and I > haven't responded in a while, please feel free to send me another email to > check on my status. I don't bite! ^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2021-02-18 4:37 UTC | newest] Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2021-02-17 2:53 [PATCH v3 1/2] drm/i915/gen9bc: Handle TGP PCH during suspend/resume Lyude Paul 2021-02-17 2:53 ` [PATCH v3 2/2] drm/i915/icp+: Use icp_hpd_irq_setup() instead of spt_hpd_irq_setup() Lyude Paul 2021-02-17 18:18 ` Rodrigo Vivi 2021-02-17 8:02 ` [PATCH v3 1/2] drm/i915/gen9bc: Handle TGP PCH during suspend/resume Imre Deak 2021-02-17 18:00 ` [PATCH v4] " Lyude Paul 2021-02-17 21:18 ` Imre Deak 2021-02-17 21:19 ` Lyude Paul 2021-02-18 4:36 ` Surendrakumar Upadhyay, TejaskumarX
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