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From: "Lisovskiy, Stanislav" <stanislav.lisovskiy@intel.com>
To: Matt Roper <matthew.d.roper@intel.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH v4 10/23] drm/i915/adl_p: Don't config MBUS and DBUF during display initialization
Date: Tue, 18 May 2021 14:58:48 +0300	[thread overview]
Message-ID: <20210518115848.GA24407@intel.com> (raw)
In-Reply-To: <20210515031035.2561658-11-matthew.d.roper@intel.com>

On Fri, May 14, 2021 at 08:10:22PM -0700, Matt Roper wrote:
> From: José Roberto de Souza <jose.souza@intel.com>
> 
> Alderlake-P don't have programing sequences for MBUS or DBUF during
> display initializaiton, instead it requires programing to those
> registers during modeset because it to depend on the pipes left
> enabled.

Reviewed-by: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>

> 
> Bspec: 49213
> Cc: Matt Roper <matthew.d.roper@intel.com>
> Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
> Signed-off-by: Clinton Taylor <Clinton.A.Taylor@intel.com>
> Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_display_power.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c
> index 29d2f1d0cffd..26d2eba87486 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_power.c
> +++ b/drivers/gpu/drm/i915/display/intel_display_power.c
> @@ -5246,6 +5246,9 @@ static void gen12_dbuf_slices_config(struct drm_i915_private *dev_priv)
>  {
>  	enum dbuf_slice slice;
>  
> +	if (IS_ALDERLAKE_P(dev_priv))
> +		return;
> +
>  	for_each_dbuf_slice(dev_priv, slice)
>  		intel_de_rmw(dev_priv, DBUF_CTL_S(slice),
>  			     DBUF_TRACKER_STATE_SERVICE_MASK,
> @@ -5257,6 +5260,9 @@ static void icl_mbus_init(struct drm_i915_private *dev_priv)
>  	unsigned long abox_regs = INTEL_INFO(dev_priv)->abox_mask;
>  	u32 mask, val, i;
>  
> +	if (IS_ALDERLAKE_P(dev_priv))
> +		return;
> +
>  	mask = MBUS_ABOX_BT_CREDIT_POOL1_MASK |
>  		MBUS_ABOX_BT_CREDIT_POOL2_MASK |
>  		MBUS_ABOX_B_CREDIT_MASK |
> -- 
> 2.25.4
> 
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
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  reply	other threads:[~2021-05-18 11:55 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-15  3:10 [Intel-gfx] [PATCH v4 00/23] Alder Lake-P Support Matt Roper
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 01/23] drm/i915/xelpd: Enhanced pipe underrun reporting Matt Roper
2021-05-17  6:52   ` Lisovskiy, Stanislav
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 02/23] drm/i915/xelpd: Support DP1.4 compression BPPs Matt Roper
2021-05-17 15:18   ` Jani Nikula
2021-05-18  6:33     ` Kulkarni, Vandita
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 03/23] drm/i915/xelpd: Calculate VDSC RC parameters Matt Roper
2021-05-18 18:06   ` Navare, Manasi
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 04/23] drm/i915/xelpd: Add rc_qp_table for rcparams calculation Matt Roper
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 05/23] drm/i915/xelpd: Add VRR guardband for VRR CTL Matt Roper
2021-05-24 13:40   ` Aditya Swarup
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 06/23] drm/i915/adl_p: Add dedicated SAGV watermarks Matt Roper
2021-05-17  6:49   ` Lisovskiy, Stanislav
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 07/23] drm/i915/adl_p: Setup ports/phys Matt Roper
2021-05-17 18:01   ` Imre Deak
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 08/23] drm/i915/adl_p: Handle TC cold Matt Roper
2021-05-17 14:53   ` Imre Deak
2021-05-17 23:15     ` Souza, Jose
2021-05-17 23:22       ` Souza, Jose
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 09/23] drm/i915/adl_p: Implement TC sequences Matt Roper
2021-05-17 15:12   ` Imre Deak
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 10/23] drm/i915/adl_p: Don't config MBUS and DBUF during display initialization Matt Roper
2021-05-18 11:58   ` Lisovskiy, Stanislav [this message]
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 11/23] drm/i915/adl_p: Add ddb allocation support Matt Roper
2021-05-18 12:22   ` Lisovskiy, Stanislav
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 12/23] drm/i915: Introduce MBUS relative dbuf offsets Matt Roper
2021-05-17  6:38   ` Lisovskiy, Stanislav
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 13/23] drm/i915/adl_p: MBUS programming Matt Roper
2023-07-17 10:32   ` Tvrtko Ursulin
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 14/23] drm/i915/adl_p: Tx escape clock with DSI Matt Roper
2021-05-17  7:36   ` Kulkarni, Vandita
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 15/23] drm/i915/display: Replace dc3co_enabled with dc3co_exitline on intel_psr struct Matt Roper
2021-05-17  6:39   ` Gupta, Anshuman
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 16/23] drm/i915/display: Remove a redundant function argument from intel_psr_enable_source() Matt Roper
2021-05-19  6:49   ` Anshuman Gupta
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 17/23] drm/i915/display: Add PSR interrupt error check function Matt Roper
2021-05-17 17:03   ` Souza, Jose
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 18/23] drm/i915/display: Introduce new intel_psr_pause/resume function Matt Roper
2021-05-17 16:58   ` Souza, Jose
2021-05-18  9:33     ` Mun, Gwan-gyeong
2021-05-18 11:06       ` Ville Syrjälä
2021-05-21 10:58         ` Mun, Gwan-gyeong
2021-05-21 21:52           ` Souza, Jose
2021-06-01 10:23             ` Mun, Gwan-gyeong
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 19/23] drm/i915/adl_p: Define and use ADL-P specific DP translation tables Matt Roper
2021-05-17 23:02   ` Clint Taylor
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 20/23] drm/i915/adl_p: Add PLL Support Matt Roper
2021-05-17 21:55   ` Clint Taylor
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 21/23] drm/i915/adl_p: Program DP/HDMI link rate to DDI_BUF_CTL Matt Roper
2021-05-17 17:01   ` Souza, Jose
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 22/23] drm/i915/adlp: Add PIPE_MISC2 programming Matt Roper
2021-05-17 21:46   ` Clint Taylor
2021-05-15  3:10 ` [Intel-gfx] [PATCH v4 23/23] drm/i915/adl_p: Update memory bandwidth parameters Matt Roper
2021-05-17 17:02   ` Souza, Jose
2021-05-15  4:51 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for Alder Lake-P Support (rev3) Patchwork
2021-05-15  4:53 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2021-05-15  5:22 ` [Intel-gfx] ✗ Fi.CI.BAT: failure " Patchwork
2021-05-17 23:41 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for Alder Lake-P Support (rev4) Patchwork

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