From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9E50AC43461 for ; Sat, 15 May 2021 03:11:05 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 6917F61428 for ; Sat, 15 May 2021 03:11:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6917F61428 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C86286F4E6; Sat, 15 May 2021 03:10:53 +0000 (UTC) Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2D8566F4D0 for ; Sat, 15 May 2021 03:10:43 +0000 (UTC) IronPort-SDR: yDXCmeTOkO3muJTixqFc2zYATXBDYnUZZzHxFb97rAmKxrwld4qzzjkR/WfDfwJzwXYni1w0/r QgoiovSCbUpg== X-IronPort-AV: E=McAfee;i="6200,9189,9984"; a="187383702" X-IronPort-AV: E=Sophos;i="5.82,300,1613462400"; d="scan'208";a="187383702" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 May 2021 20:10:42 -0700 IronPort-SDR: /Bl9H/HesET7jG5e+IsActJBb8nM2p2ByHSwHJtgQw9FxoZaKC02HyAhZyz9Ssm2NJEcosdBP2 UOcqikM4VQlQ== X-IronPort-AV: E=Sophos;i="5.82,300,1613462400"; d="scan'208";a="392901192" Received: from mdroper-desk1.fm.intel.com ([10.1.27.168]) by orsmga003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 May 2021 20:10:42 -0700 From: Matt Roper To: intel-gfx@lists.freedesktop.org Date: Fri, 14 May 2021 20:10:23 -0700 Message-Id: <20210515031035.2561658-12-matthew.d.roper@intel.com> X-Mailer: git-send-email 2.25.4 In-Reply-To: <20210515031035.2561658-1-matthew.d.roper@intel.com> References: <20210515031035.2561658-1-matthew.d.roper@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v4 11/23] drm/i915/adl_p: Add ddb allocation support 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Vandita Kulkarni On adlp the two mbuses have two display pipes and two DBUFS, Pipe A and D on Mbus1 and Pipe B and C on Mbus2. The Mbus can be joined and all the DBUFS can be used on Pipe A or B. Bspec: 49255 Cc: Anusha Srivatsa Signed-off-by: Vandita Kulkarni Signed-off-by: Clinton Taylor Signed-off-by: Matt Roper --- drivers/gpu/drm/i915/i915_reg.h | 22 ++++-- drivers/gpu/drm/i915/intel_pm.c | 121 +++++++++++++++++++++++++++++++- 2 files changed, 138 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 65af0d84d75b..47be6054d480 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -7308,7 +7308,7 @@ enum { #define _PLANE_BUF_CFG_1_B 0x7127c #define _PLANE_BUF_CFG_2_B 0x7137c -#define DDB_ENTRY_MASK 0x7FF /* skl+: 10 bits, icl+ 11 bits */ +#define DDB_ENTRY_MASK 0xFFF /* skl+: 10 bits, icl+ 11 bits, adlp+ 12 bits */ #define DDB_ENTRY_END_SHIFT 16 #define _PLANE_BUF_CFG_1(pipe) \ _PIPE(pipe, _PLANE_BUF_CFG_1_A, _PLANE_BUF_CFG_1_B) @@ -8145,9 +8145,23 @@ enum { #define DISP_DATA_PARTITION_5_6 (1 << 6) #define DISP_IPC_ENABLE (1 << 3) -#define _DBUF_CTL_S1 0x45008 -#define _DBUF_CTL_S2 0x44FE8 -#define DBUF_CTL_S(slice) _MMIO(_PICK_EVEN(slice, _DBUF_CTL_S1, _DBUF_CTL_S2)) +/* + * The below are numbered starting from "S1" on gen11/gen12, but starting + * with gen13 display, the bspec switches to a 0-based numbering scheme + * (although the addresses stay the same so new S0 = old S1, new S1 = old S2). + * We'll just use the 0-based numbering here for all platforms since it's the + * way things will be named by the hardware team going forward, plus it's more + * consistent with how most of the rest of our registers are named. + */ +#define _DBUF_CTL_S0 0x45008 +#define _DBUF_CTL_S1 0x44FE8 +#define _DBUF_CTL_S2 0x44300 +#define _DBUF_CTL_S3 0x44304 +#define DBUF_CTL_S(slice) _MMIO(_PICK(slice, \ + _DBUF_CTL_S0, \ + _DBUF_CTL_S1, \ + _DBUF_CTL_S2, \ + _DBUF_CTL_S3)) #define DBUF_POWER_REQUEST REG_BIT(31) #define DBUF_POWER_STATE REG_BIT(30) #define DBUF_TRACKER_STATE_SERVICE_MASK REG_GENMASK(23, 19) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 95fda20d5547..411ec468d02a 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4558,6 +4558,118 @@ static const struct dbuf_slice_conf_entry tgl_allowed_dbufs[] = {} }; +static const struct dbuf_slice_conf_entry adlp_allowed_dbufs[] = { + { + .active_pipes = BIT(PIPE_A), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + }, + }, + { + .active_pipes = BIT(PIPE_B), + .dbuf_mask = { + [PIPE_B] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_B), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_B] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_C), + .dbuf_mask = { + [PIPE_C] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_C), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_C] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_B) | BIT(PIPE_C), + .dbuf_mask = { + [PIPE_B] = BIT(DBUF_S3) | BIT(DBUF_S4), + [PIPE_C] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_B] = BIT(DBUF_S3) | BIT(DBUF_S4), + [PIPE_C] = BIT(DBUF_S3) | BIT(DBUF_S4), + }, + }, + { + .active_pipes = BIT(PIPE_D), + .dbuf_mask = { + [PIPE_D] = BIT(DBUF_S1) | BIT(DBUF_S2), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_D] = BIT(DBUF_S1) | BIT(DBUF_S2), + }, + }, + { + .active_pipes = BIT(PIPE_B) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_B] = BIT(DBUF_S3) | BIT(DBUF_S4), + [PIPE_D] = BIT(DBUF_S1) | BIT(DBUF_S2), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_B] = BIT(DBUF_S3) | BIT(DBUF_S4), + [PIPE_D] = BIT(DBUF_S1) | BIT(DBUF_S2), + }, + }, + { + .active_pipes = BIT(PIPE_C) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_C] = BIT(DBUF_S3) | BIT(DBUF_S4), + [PIPE_D] = BIT(DBUF_S1) | BIT(DBUF_S2), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_C) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_C] = BIT(DBUF_S3) | BIT(DBUF_S4), + [PIPE_D] = BIT(DBUF_S1) | BIT(DBUF_S2), + }, + }, + { + .active_pipes = BIT(PIPE_B) | BIT(PIPE_C) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_B] = BIT(DBUF_S3) | BIT(DBUF_S4), + [PIPE_C] = BIT(DBUF_S3) | BIT(DBUF_S4), + [PIPE_D] = BIT(DBUF_S1) | BIT(DBUF_S2), + }, + }, + { + .active_pipes = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C) | BIT(PIPE_D), + .dbuf_mask = { + [PIPE_A] = BIT(DBUF_S1) | BIT(DBUF_S2), + [PIPE_B] = BIT(DBUF_S3) | BIT(DBUF_S4), + [PIPE_C] = BIT(DBUF_S3) | BIT(DBUF_S4), + [PIPE_D] = BIT(DBUF_S1) | BIT(DBUF_S2), + }, + }, + {} + +}; + static u8 compute_dbuf_slices(enum pipe pipe, u8 active_pipes, const struct dbuf_slice_conf_entry *dbuf_slices) { @@ -4597,12 +4709,19 @@ static u8 tgl_compute_dbuf_slices(enum pipe pipe, u8 active_pipes) return compute_dbuf_slices(pipe, active_pipes, tgl_allowed_dbufs); } +static u32 adlp_compute_dbuf_slices(enum pipe pipe, u32 active_pipes) +{ + return compute_dbuf_slices(pipe, active_pipes, adlp_allowed_dbufs); +} + static u8 skl_compute_dbuf_slices(struct intel_crtc *crtc, u8 active_pipes) { struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum pipe pipe = crtc->pipe; - if (DISPLAY_VER(dev_priv) == 12) + if (IS_ALDERLAKE_P(dev_priv)) + return adlp_compute_dbuf_slices(pipe, active_pipes); + else if (DISPLAY_VER(dev_priv) == 12) return tgl_compute_dbuf_slices(pipe, active_pipes); else if (DISPLAY_VER(dev_priv) == 11) return icl_compute_dbuf_slices(pipe, active_pipes); -- 2.25.4 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx