From patchwork Wed Sep 18 14:43:40 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Nautiyal, Ankit K" X-Patchwork-Id: 13806968 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 458DACCD1BD for ; Wed, 18 Sep 2024 14:42:25 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D7E3D10E5C9; Wed, 18 Sep 2024 14:42:24 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="F/SbHXdV"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0F9C610E5BF; Wed, 18 Sep 2024 14:42:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1726670536; x=1758206536; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=hliqqEKs1edkPFlsTi9rBNSGuYc7boVrVDs3WuHg228=; b=F/SbHXdVJLLFVbdA9FALgWYysq3LbzRNu+PllqUuJV9qB7RlIkStdBgI ub/DEnDlFO5pfCDi4cYJVqos2ezyIv7YbR5fS5uDbKWz6WPpuNJQFDkmx R5ULTNichcMLSXKhcCdF9JmCYtQc7E5GcXkVKTAnydL/M1EsLSAtAP9Kn PNMZnO252bz2s6K7OXS+sGogEpyNNZ/bGJ/RJUuNDpeBF2TxrSUQUhWjC kSiWk6Y8hyrXNMM7OFDB8uvSrOxTc55A4ozdyTnd88OQsEWA/tiu4Ar4x sn2JveDCtToS5ahSfOFpBtmi0aLzgu+LO6Fxa8KauczOItwrYGWhu+oFg g==; X-CSE-ConnectionGUID: GlZ+eohzQYqOwdQXv7Eqbg== X-CSE-MsgGUID: 4orziOIVQF2shelo0x6WHw== X-IronPort-AV: E=McAfee;i="6700,10204,11199"; a="29481763" X-IronPort-AV: E=Sophos;i="6.10,239,1719903600"; d="scan'208";a="29481763" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Sep 2024 07:42:16 -0700 X-CSE-ConnectionGUID: 2L04csFMQPyI6z7s3Umhbg== X-CSE-MsgGUID: 8A3JEo2xSD6NWXiOEbR7bg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,239,1719903600"; d="scan'208";a="69200397" Received: from srr4-3-linux-103-aknautiy.iind.intel.com ([10.223.34.160]) by fmviesa006-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Sep 2024 07:42:14 -0700 From: Ankit Nautiyal To: intel-gfx@lists.freedesktop.org Cc: intel-xe@lists.freedesktop.org, suraj.kandpal@intel.com, ville.syrjala@linux.intel.com Subject: [PATCH 12/15] drm/i915/display/vdsc: Add ultrajoiner support with DSC Date: Wed, 18 Sep 2024 20:13:40 +0530 Message-ID: <20240918144343.2876184-13-ankit.k.nautiyal@intel.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240918144343.2876184-1-ankit.k.nautiyal@intel.com> References: <20240918144343.2876184-1-ankit.k.nautiyal@intel.com> MIME-Version: 1.0 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Stanislav Lisovskiy Add changes to DSC which are required for Ultrajoiner. v2: -Use correct helper for setting bits for bigjoiner secondary. (Ankit) -Use primary/secondary instead of master/slave. (Suraj) v3: Add the ultrajoiner helpers and use it for setting ultrajoiner bits (Ankit) v4: Use num_vdsc_instances *= num_joined_pipes (Ville) Signed-off-by: Stanislav Lisovskiy Signed-off-by: Ankit Nautiyal --- drivers/gpu/drm/i915/display/intel_display.c | 21 +++++++++++++++++ drivers/gpu/drm/i915/display/intel_display.h | 2 ++ drivers/gpu/drm/i915/display/intel_vdsc.c | 24 ++++++++++++++++++-- 3 files changed, 45 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 65119c26ec88..044f91359c42 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -314,6 +314,27 @@ u8 _intel_modeset_secondary_pipes(const struct intel_crtc_state *crtc_state) return bigjoiner_secondary_pipes(crtc_state); } +bool intel_crtc_is_ultrajoiner(const struct intel_crtc_state *crtc_state) +{ + return intel_crtc_num_joined_pipes(crtc_state) >= 4; +} + +static u8 ultrajoiner_primary_pipes(const struct intel_crtc_state *crtc_state) +{ + if (!intel_crtc_is_ultrajoiner(crtc_state)) + return 0; + + return crtc_state->joiner_pipes & (0b00010001 << joiner_primary_pipe(crtc_state)); +} + +bool intel_crtc_is_ultrajoiner_primary(const struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + + return intel_crtc_is_ultrajoiner(crtc_state) && + BIT(crtc->pipe) & ultrajoiner_primary_pipes(crtc_state); +} + u8 intel_crtc_joiner_secondary_pipes(const struct intel_crtc_state *crtc_state) { if (crtc_state->joiner_pipes) diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index 783562dc013b..6f470ffc61ea 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -442,6 +442,8 @@ bool intel_crtc_is_joiner_secondary(const struct intel_crtc_state *crtc_state); bool intel_crtc_is_joiner_primary(const struct intel_crtc_state *crtc_state); bool intel_crtc_is_bigjoiner_primary(const struct intel_crtc_state *crtc_state); bool intel_crtc_is_bigjoiner_secondary(const struct intel_crtc_state *crtc_state); +bool intel_crtc_is_ultrajoiner(const struct intel_crtc_state *crtc_state); +bool intel_crtc_is_ultrajoiner_primary(const struct intel_crtc_state *crtc_state); u8 intel_crtc_joiner_secondary_pipes(const struct intel_crtc_state *crtc_state); u8 _intel_modeset_primary_pipes(const struct intel_crtc_state *crtc_state); u8 _intel_modeset_secondary_pipes(const struct intel_crtc_state *crtc_state); diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c index 8158e3702ed5..990abac12779 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc.c +++ b/drivers/gpu/drm/i915/display/intel_vdsc.c @@ -379,9 +379,9 @@ static int intel_dsc_get_vdsc_per_pipe(const struct intel_crtc_state *crtc_state int intel_dsc_get_num_vdsc_instances(const struct intel_crtc_state *crtc_state) { int num_vdsc_instances = intel_dsc_get_vdsc_per_pipe(crtc_state); + int num_joined_pipes = intel_crtc_num_joined_pipes(crtc_state); - if (crtc_state->joiner_pipes) - num_vdsc_instances *= 2; + num_vdsc_instances *= num_joined_pipes; return num_vdsc_instances; } @@ -751,6 +751,14 @@ void intel_uncompressed_joiner_enable(const struct intel_crtc_state *crtc_state) } } +static bool intel_crtc_ultrajoiner_enable_needed(const struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + + return intel_crtc_is_ultrajoiner(crtc_state) && + crtc->pipe != PIPE_D; +} + void intel_dsc_enable(const struct intel_crtc_state *crtc_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); @@ -770,7 +778,19 @@ void intel_dsc_enable(const struct intel_crtc_state *crtc_state) dss_ctl1_val |= JOINER_ENABLE; } if (crtc_state->joiner_pipes) { + /* + * This bit doesn't seem to follow primary/secondary logic or + * any other logic, so lets just add helper function to + * at least hide this hassle.. + */ + if (intel_crtc_ultrajoiner_enable_needed(crtc_state)) + dss_ctl1_val |= ULTRA_JOINER_ENABLE; + + if (intel_crtc_is_ultrajoiner_primary(crtc_state)) + dss_ctl1_val |= PRIMARY_ULTRA_JOINER_ENABLE; + dss_ctl1_val |= BIG_JOINER_ENABLE; + if (intel_crtc_is_bigjoiner_primary(crtc_state)) dss_ctl1_val |= PRIMARY_BIG_JOINER_ENABLE; }