From patchwork Wed Jan 5 23:10:29 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 530220 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 05BCBC433F5 for ; Wed, 5 Jan 2022 23:10:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245312AbiAEXKk (ORCPT ); Wed, 5 Jan 2022 18:10:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48900 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245317AbiAEXKj (ORCPT ); Wed, 5 Jan 2022 18:10:39 -0500 Received: from mail-lj1-x22f.google.com (mail-lj1-x22f.google.com [IPv6:2a00:1450:4864:20::22f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B946C061245 for ; Wed, 5 Jan 2022 15:10:39 -0800 (PST) Received: by mail-lj1-x22f.google.com with SMTP id k27so1276115ljc.4 for ; Wed, 05 Jan 2022 15:10:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=cKFdnFAMjQClpKd8n9xcWEAjx8yd8OmN176D7J/0hro=; b=dKcNBpM4phoaoo+N61fjEjk3erL0PS4VvBLeHl1EbEtEgw5btQUwRu3fUgtO+Q1ROT Wxlwbat53hR8brvc37hbPOyx5iVB6+bGl9f8OFVMvV7UA05kCJnBnj12sR1b6Etz+JvN fAvtw/7gDC8sqVmlHGRz1HtAliojB5G5+mevf4BgtrVy72CRbaQfo/FBUInyHuwETZGN 0J/pH8U3qi6+jOhHAiXYTLmDbrt0JyirgEP18iX6dJLqtUpWOxTrNu+J7Ad1KzC19G5I pSMVJQBKa7TLYlOeUy5sMUZMYdMH5JQXkbTM9o9l9MroV39FpH42iNEZT97OYTJxAGhc quGA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=cKFdnFAMjQClpKd8n9xcWEAjx8yd8OmN176D7J/0hro=; b=UNMVrmTww1jA8UIbuZecZtPtyoGGNi5lfDb7Xt8FXukiHFvHfVmRkMJKItsadCP6hb mLXWnHxq3CNf/jH1eCYd7iBGuh3O0X5ZX9zJhDdYp73z999xP0qtlbIM/yJIsdzzBXGZ ViRxSPY2yGLsrDxHlpzFSrPfKOWltb5TrPDQvGlCJUE405udmXUCCsSsQOvVB8phDjX0 /4oGAKKHZKVFy6XEvuJkXj+IuEnQ0fCOrpQ5Vix/6cqDpebb6gK55MPItE08cL57gyMW 3+GIpwUJu02o3Qk220zBVqwsIzyJMBK53ynrAe54FUMMEa/WQaSo27R0HjnPUB1A4Xph Fz9w== X-Gm-Message-State: AOAM531lUjwlrcZJybPFKwtxnWx9oXy6+gdW+xzJ79Ayetn1zTCmRPIo gwwgsRvQtFbUjzcefA/KhXtNHg== X-Google-Smtp-Source: ABdhPJyqC79wwdQqf4vhzvlQWaO8mIovfMAV43Arrurz3w2lH6rHPcr/IYFPGdU+TVDA8S3UxpYvOQ== X-Received: by 2002:a2e:b894:: with SMTP id r20mr45981989ljp.304.1641424237433; Wed, 05 Jan 2022 15:10:37 -0800 (PST) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id a13sm27187lff.104.2022.01.05.15.10.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Jan 2022 15:10:36 -0800 (PST) From: Dmitry Baryshkov To: Bjorn Andersson , Rob Clark , Sean Paul , Abhinav Kumar Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org Subject: [PATCH v4 3/5] drm/msm/dpu: get INTF blocks directly rather than through RM Date: Thu, 6 Jan 2022 02:10:29 +0300 Message-Id: <20220105231031.436020-4-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220105231031.436020-1-dmitry.baryshkov@linaro.org> References: <20220105231031.436020-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org INTF blocks are not really handled by resource manager, they are assigned at dpu_encoder_setup_display using dpu_encoder_get_intf(). Then this allocation is passed to RM and then returned to then dpu_encoder. So allocate them outside of RM and use them directly. Signed-off-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 36 +--------- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h | 16 ----- .../gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h | 5 -- .../drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c | 8 --- .../drm/msm/disp/dpu1/dpu_encoder_phys_vid.c | 8 --- drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h | 1 - drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 68 ++----------------- drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h | 8 +++ 8 files changed, 16 insertions(+), 134 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 1e648db439f9..11f7126728db 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -420,26 +420,6 @@ int dpu_encoder_get_linecount(struct drm_encoder *drm_enc) return linecount; } -void dpu_encoder_get_hw_resources(struct drm_encoder *drm_enc, - struct dpu_encoder_hw_resources *hw_res) -{ - struct dpu_encoder_virt *dpu_enc = NULL; - int i = 0; - - dpu_enc = to_dpu_encoder_virt(drm_enc); - DPU_DEBUG_ENC(dpu_enc, "\n"); - - /* Query resources used by phys encs, expected to be without overlap */ - memset(hw_res, 0, sizeof(*hw_res)); - - for (i = 0; i < dpu_enc->num_phys_encs; i++) { - struct dpu_encoder_phys *phys = dpu_enc->phys_encs[i]; - - if (phys->ops.get_hw_resources) - phys->ops.get_hw_resources(phys, hw_res); - } -} - static void dpu_encoder_destroy(struct drm_encoder *drm_enc) { struct dpu_encoder_virt *dpu_enc = NULL; @@ -973,7 +953,7 @@ static void dpu_encoder_virt_mode_set(struct drm_encoder *drm_enc, struct dpu_hw_blk *hw_lm[MAX_CHANNELS_PER_ENC]; struct dpu_hw_blk *hw_dspp[MAX_CHANNELS_PER_ENC] = { NULL }; int num_lm, num_ctl, num_pp; - int i, j; + int i; if (!drm_enc) { DPU_ERROR("invalid encoder\n"); @@ -1040,8 +1020,6 @@ static void dpu_encoder_virt_mode_set(struct drm_encoder *drm_enc, cstate->num_mixers = num_lm; for (i = 0; i < dpu_enc->num_phys_encs; i++) { - int num_blk; - struct dpu_hw_blk *hw_blk[MAX_CHANNELS_PER_ENC]; struct dpu_encoder_phys *phys = dpu_enc->phys_encs[i]; if (!dpu_enc->hw_pp[i]) { @@ -1059,16 +1037,8 @@ static void dpu_encoder_virt_mode_set(struct drm_encoder *drm_enc, phys->hw_pp = dpu_enc->hw_pp[i]; phys->hw_ctl = to_dpu_hw_ctl(hw_ctl[i]); - num_blk = dpu_rm_get_assigned_resources(&dpu_kms->rm, - global_state, drm_enc->base.id, DPU_HW_BLK_INTF, - hw_blk, ARRAY_SIZE(hw_blk)); - for (j = 0; j < num_blk; j++) { - struct dpu_hw_intf *hw_intf; - - hw_intf = to_dpu_hw_intf(hw_blk[i]); - if (hw_intf->idx == phys->intf_idx) - phys->hw_intf = hw_intf; - } + if (phys->intf_idx >= INTF_0 && phys->intf_idx < INTF_MAX) + phys->hw_intf = dpu_rm_get_intf(&dpu_kms->rm, phys->intf_idx); if (!phys->hw_intf) { DPU_ERROR_ENC(dpu_enc, diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h index e241914a9677..722dd7db6bdf 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h @@ -18,22 +18,6 @@ #define IDLE_TIMEOUT (66 - 16/2) -/** - * Encoder functions and data types - * @intfs: Interfaces this encoder is using, INTF_MODE_NONE if unused - */ -struct dpu_encoder_hw_resources { - enum dpu_intf_mode intfs[INTF_MAX]; -}; - -/** - * dpu_encoder_get_hw_resources - Populate table of required hardware resources - * @encoder: encoder pointer - * @hw_res: resource table to populate with encoder required resources - */ -void dpu_encoder_get_hw_resources(struct drm_encoder *encoder, - struct dpu_encoder_hw_resources *hw_res); - /** * dpu_encoder_assign_crtc - Link the encoder to the crtc it's assigned to * @encoder: encoder pointer diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h index e7270eb6b84b..42febfce79c7 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h @@ -91,9 +91,6 @@ struct dpu_encoder_virt_ops { * @disable: DRM Call. Disable mode. * @atomic_check: DRM Call. Atomic check new DRM state. * @destroy: DRM Call. Destroy and release resources. - * @get_hw_resources: Populate the structure with the hardware - * resources that this phys_enc is using. - * Expect no overlap between phys_encs. * @control_vblank_irq Register/Deregister for VBLANK IRQ * @wait_for_commit_done: Wait for hardware to have flushed the * current pending frames to hardware @@ -129,8 +126,6 @@ struct dpu_encoder_phys_ops { struct drm_crtc_state *crtc_state, struct drm_connector_state *conn_state); void (*destroy)(struct dpu_encoder_phys *encoder); - void (*get_hw_resources)(struct dpu_encoder_phys *encoder, - struct dpu_encoder_hw_resources *hw_res); int (*control_vblank_irq)(struct dpu_encoder_phys *enc, bool enable); int (*wait_for_commit_done)(struct dpu_encoder_phys *phys_enc); int (*wait_for_tx_complete)(struct dpu_encoder_phys *phys_enc); diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c index 34a6940d12c5..7d2beea9cc4e 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c @@ -534,13 +534,6 @@ static void dpu_encoder_phys_cmd_destroy(struct dpu_encoder_phys *phys_enc) kfree(cmd_enc); } -static void dpu_encoder_phys_cmd_get_hw_resources( - struct dpu_encoder_phys *phys_enc, - struct dpu_encoder_hw_resources *hw_res) -{ - hw_res->intfs[phys_enc->intf_idx - INTF_0] = INTF_MODE_CMD; -} - static void dpu_encoder_phys_cmd_prepare_for_kickoff( struct dpu_encoder_phys *phys_enc) { @@ -736,7 +729,6 @@ static void dpu_encoder_phys_cmd_init_ops( ops->enable = dpu_encoder_phys_cmd_enable; ops->disable = dpu_encoder_phys_cmd_disable; ops->destroy = dpu_encoder_phys_cmd_destroy; - ops->get_hw_resources = dpu_encoder_phys_cmd_get_hw_resources; ops->control_vblank_irq = dpu_encoder_phys_cmd_control_vblank_irq; ops->wait_for_commit_done = dpu_encoder_phys_cmd_wait_for_commit_done; ops->prepare_for_kickoff = dpu_encoder_phys_cmd_prepare_for_kickoff; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c index ddd9d89cd456..db6a9b896e42 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c @@ -465,13 +465,6 @@ static void dpu_encoder_phys_vid_destroy(struct dpu_encoder_phys *phys_enc) kfree(phys_enc); } -static void dpu_encoder_phys_vid_get_hw_resources( - struct dpu_encoder_phys *phys_enc, - struct dpu_encoder_hw_resources *hw_res) -{ - hw_res->intfs[phys_enc->intf_idx - INTF_0] = INTF_MODE_VIDEO; -} - static int dpu_encoder_phys_vid_wait_for_vblank( struct dpu_encoder_phys *phys_enc) { @@ -680,7 +673,6 @@ static void dpu_encoder_phys_vid_init_ops(struct dpu_encoder_phys_ops *ops) ops->enable = dpu_encoder_phys_vid_enable; ops->disable = dpu_encoder_phys_vid_disable; ops->destroy = dpu_encoder_phys_vid_destroy; - ops->get_hw_resources = dpu_encoder_phys_vid_get_hw_resources; ops->control_vblank_irq = dpu_encoder_phys_vid_control_vblank_irq; ops->wait_for_commit_done = dpu_encoder_phys_vid_wait_for_commit_done; ops->wait_for_vblank = dpu_encoder_phys_vid_wait_for_vblank; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h index 2d385b4b7f5e..3f518c809e33 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h @@ -144,7 +144,6 @@ struct dpu_global_state { uint32_t pingpong_to_enc_id[PINGPONG_MAX - PINGPONG_0]; uint32_t mixer_to_enc_id[LM_MAX - LM_0]; uint32_t ctl_to_enc_id[CTL_MAX - CTL_0]; - uint32_t intf_to_enc_id[INTF_MAX - INTF_0]; uint32_t dspp_to_enc_id[DSPP_MAX - DSPP_0]; }; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c index 63ed0d7df848..8df21a46308e 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c @@ -28,7 +28,6 @@ static inline bool reserved_by_other(uint32_t *res_map, int idx, */ struct dpu_rm_requirements { struct msm_display_topology topology; - struct dpu_encoder_hw_resources hw_res; }; int dpu_rm_destroy(struct dpu_rm *rm) @@ -448,54 +447,6 @@ static int _dpu_rm_reserve_ctls( return 0; } -static int _dpu_rm_reserve_intf( - struct dpu_rm *rm, - struct dpu_global_state *global_state, - uint32_t enc_id, - uint32_t id) -{ - int idx = id - INTF_0; - - if (idx < 0 || idx >= ARRAY_SIZE(rm->intf_blks)) { - DPU_ERROR("invalid intf id: %d", id); - return -EINVAL; - } - - if (!rm->intf_blks[idx]) { - DPU_ERROR("couldn't find intf id %d\n", id); - return -EINVAL; - } - - if (reserved_by_other(global_state->intf_to_enc_id, idx, enc_id)) { - DPU_ERROR("intf id %d already reserved\n", id); - return -ENAVAIL; - } - - global_state->intf_to_enc_id[idx] = enc_id; - return 0; -} - -static int _dpu_rm_reserve_intf_related_hw( - struct dpu_rm *rm, - struct dpu_global_state *global_state, - uint32_t enc_id, - struct dpu_encoder_hw_resources *hw_res) -{ - int i, ret = 0; - u32 id; - - for (i = 0; i < ARRAY_SIZE(hw_res->intfs); i++) { - if (hw_res->intfs[i] == INTF_MODE_NONE) - continue; - id = i + INTF_0; - ret = _dpu_rm_reserve_intf(rm, global_state, enc_id, id); - if (ret) - return ret; - } - - return ret; -} - static int _dpu_rm_make_reservation( struct dpu_rm *rm, struct dpu_global_state *global_state, @@ -517,11 +468,6 @@ static int _dpu_rm_make_reservation( return ret; } - ret = _dpu_rm_reserve_intf_related_hw(rm, global_state, enc->base.id, - &reqs->hw_res); - if (ret) - return ret; - return ret; } @@ -530,8 +476,6 @@ static int _dpu_rm_populate_requirements( struct dpu_rm_requirements *reqs, struct msm_display_topology req_topology) { - dpu_encoder_get_hw_resources(enc, &reqs->hw_res); - reqs->topology = req_topology; DRM_DEBUG_KMS("num_lm: %d num_enc: %d num_intf: %d\n", @@ -561,8 +505,6 @@ void dpu_rm_release(struct dpu_global_state *global_state, ARRAY_SIZE(global_state->mixer_to_enc_id), enc->base.id); _dpu_rm_clear_mapping(global_state->ctl_to_enc_id, ARRAY_SIZE(global_state->ctl_to_enc_id), enc->base.id); - _dpu_rm_clear_mapping(global_state->intf_to_enc_id, - ARRAY_SIZE(global_state->intf_to_enc_id), enc->base.id); } int dpu_rm_reserve( @@ -626,11 +568,6 @@ int dpu_rm_get_assigned_resources(struct dpu_rm *rm, hw_to_enc_id = global_state->ctl_to_enc_id; max_blks = ARRAY_SIZE(rm->ctl_blks); break; - case DPU_HW_BLK_INTF: - hw_blks = rm->intf_blks; - hw_to_enc_id = global_state->intf_to_enc_id; - max_blks = ARRAY_SIZE(rm->intf_blks); - break; case DPU_HW_BLK_DSPP: hw_blks = rm->dspp_blks; hw_to_enc_id = global_state->dspp_to_enc_id; @@ -656,3 +593,8 @@ int dpu_rm_get_assigned_resources(struct dpu_rm *rm, return num_blks; } + +struct dpu_hw_intf *dpu_rm_get_intf(struct dpu_rm *rm, enum dpu_intf intf_idx) +{ + return to_dpu_hw_intf(rm->intf_blks[intf_idx - INTF_0]); +} diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h index 0f27759211b5..ee50f6651b6e 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h @@ -84,5 +84,13 @@ void dpu_rm_release(struct dpu_global_state *global_state, int dpu_rm_get_assigned_resources(struct dpu_rm *rm, struct dpu_global_state *global_state, uint32_t enc_id, enum dpu_hw_blk_type type, struct dpu_hw_blk **blks, int blks_size); + +/** + * dpu_rm_get_intf - Return a struct dpu_hw_intf instance given it's index. + * @rm: DPU Resource Manager handle + * @intf_idx: INTF's index + */ +struct dpu_hw_intf *dpu_rm_get_intf(struct dpu_rm *rm, enum dpu_intf intf_idx); + #endif /* __DPU_RM_H__ */