From patchwork Tue Oct 9 04:27:26 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeykumar Sankaran X-Patchwork-Id: 10631879 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1F5901867 for ; Tue, 9 Oct 2018 04:28:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 10D5C29A51 for ; Tue, 9 Oct 2018 04:28:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 054D529A5C; Tue, 9 Oct 2018 04:28:55 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 3E0DA29A52 for ; Tue, 9 Oct 2018 04:28:54 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id F1E496E20B; Tue, 9 Oct 2018 04:28:18 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from smtp.codeaurora.org (smtp.codeaurora.org [198.145.29.96]) by gabe.freedesktop.org (Postfix) with ESMTPS id 37B556E207; Tue, 9 Oct 2018 04:28:17 +0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1000) id DA6C960C8C; Tue, 9 Oct 2018 04:28:01 +0000 (UTC) Received: from jeykumar-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: jsanka@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 1764160D77; Tue, 9 Oct 2018 04:28:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 1764160D77 From: Jeykumar Sankaran To: dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-arm-msm@vger.kernel.org Subject: [PATCH 09/25] drm/msm/dpu: make RM iterator static Date: Mon, 8 Oct 2018 21:27:26 -0700 Message-Id: <1539059262-8326-10-git-send-email-jsanka@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1539059262-8326-1-git-send-email-jsanka@codeaurora.org> References: <1539059262-8326-1-git-send-email-jsanka@codeaurora.org> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: hoegsberg@google.com, seanpaul@chromium.org MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP HW blocks reserved for a display are stored in crtc state. No one outside RM is interested in using these API's for HW block list iterations. Signed-off-by: Jeykumar Sankaran Reviewed-by: Sean Paul --- drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 37 ++++++++++++++------------- drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h | 46 ---------------------------------- 2 files changed, 20 insertions(+), 63 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c index 619b596..24fc1c7 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c @@ -49,12 +49,26 @@ struct dpu_rm_hw_blk { struct dpu_hw_blk *hw; }; +/** + * struct dpu_rm_hw_iter - iterator for use with dpu_rm + * @hw: dpu_hw object requested, or NULL on failure + * @blk: dpu_rm internal block representation. Clients ignore. Used as iterator. + * @enc_id: DRM ID of Encoder client wishes to search for, or 0 for Any Encoder + * @type: Hardware Block Type client wishes to search for. + */ +struct dpu_rm_hw_iter { + void *hw; + struct dpu_rm_hw_blk *blk; + uint32_t enc_id; + enum dpu_hw_blk_type type; +}; + struct dpu_hw_mdp *dpu_rm_get_mdp(struct dpu_rm *rm) { return rm->hw_mdp; } -void dpu_rm_init_hw_iter( +static void _dpu_rm_init_hw_iter( struct dpu_rm_hw_iter *iter, uint32_t enc_id, enum dpu_hw_blk_type type) @@ -97,17 +111,6 @@ static bool _dpu_rm_get_hw_locked(struct dpu_rm *rm, struct dpu_rm_hw_iter *i) return false; } -bool dpu_rm_get_hw(struct dpu_rm *rm, struct dpu_rm_hw_iter *i) -{ - bool ret; - - mutex_lock(&rm->rm_lock); - ret = _dpu_rm_get_hw_locked(rm, i); - mutex_unlock(&rm->rm_lock); - - return ret; -} - static void _dpu_rm_hw_destroy(enum dpu_hw_blk_type type, void *hw) { switch (type) { @@ -365,7 +368,7 @@ static bool _dpu_rm_check_lm_and_get_connected_blks( return false; } - dpu_rm_init_hw_iter(&iter, 0, DPU_HW_BLK_PINGPONG); + _dpu_rm_init_hw_iter(&iter, 0, DPU_HW_BLK_PINGPONG); while (_dpu_rm_get_hw_locked(rm, &iter)) { if (iter.blk->id == lm_cfg->pingpong) { *pp = iter.blk; @@ -404,7 +407,7 @@ static int _dpu_rm_reserve_lms(struct dpu_rm *rm, uint32_t enc_id, } /* Find a primary mixer */ - dpu_rm_init_hw_iter(&iter_i, 0, DPU_HW_BLK_LM); + _dpu_rm_init_hw_iter(&iter_i, 0, DPU_HW_BLK_LM); while (lm_count != reqs->topology.num_lm && _dpu_rm_get_hw_locked(rm, &iter_i)) { memset(&lm, 0, sizeof(lm)); @@ -421,7 +424,7 @@ static int _dpu_rm_reserve_lms(struct dpu_rm *rm, uint32_t enc_id, ++lm_count; /* Valid primary mixer found, find matching peers */ - dpu_rm_init_hw_iter(&iter_j, 0, DPU_HW_BLK_LM); + _dpu_rm_init_hw_iter(&iter_j, 0, DPU_HW_BLK_LM); while (lm_count != reqs->topology.num_lm && _dpu_rm_get_hw_locked(rm, &iter_j)) { @@ -480,7 +483,7 @@ static int _dpu_rm_reserve_ctls( needs_split_display = _dpu_rm_needs_split_display(top); - dpu_rm_init_hw_iter(&iter, 0, DPU_HW_BLK_CTL); + _dpu_rm_init_hw_iter(&iter, 0, DPU_HW_BLK_CTL); while (_dpu_rm_get_hw_locked(rm, &iter)) { const struct dpu_hw_ctl *ctl = to_dpu_hw_ctl(iter.blk->hw); unsigned long features = ctl->caps->features; @@ -528,7 +531,7 @@ static struct dpu_rm_hw_blk *_dpu_rm_reserve_intf( struct dpu_rm_hw_iter iter; /* Find the block entry in the rm, and note the reservation */ - dpu_rm_init_hw_iter(&iter, 0, type); + _dpu_rm_init_hw_iter(&iter, 0, type); while (_dpu_rm_get_hw_locked(rm, &iter)) { if (iter.blk->id != id) continue; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h index e48e8f2..c7e3b2b 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h @@ -36,26 +36,6 @@ struct dpu_rm { }; /** - * struct dpu_rm_hw_blk - resource manager internal structure - * forward declaration for single iterator definition without void pointer - */ -struct dpu_rm_hw_blk; - -/** - * struct dpu_rm_hw_iter - iterator for use with dpu_rm - * @hw: dpu_hw object requested, or NULL on failure - * @blk: dpu_rm internal block representation. Clients ignore. Used as iterator. - * @enc_id: DRM ID of Encoder client wishes to search for, or 0 for Any Encoder - * @type: Hardware Block Type client wishes to search for. - */ -struct dpu_rm_hw_iter { - void *hw; - struct dpu_rm_hw_blk *blk; - uint32_t enc_id; - enum dpu_hw_blk_type type; -}; - -/** * dpu_rm_init - Read hardware catalog and create reservation tracking objects * for all HW blocks. * @rm: DPU Resource Manager handle @@ -110,30 +90,4 @@ int dpu_rm_reserve(struct dpu_rm *rm, * @Return: Pointer to hw block or NULL */ struct dpu_hw_mdp *dpu_rm_get_mdp(struct dpu_rm *rm); - -/** - * dpu_rm_init_hw_iter - setup given iterator for new iteration over hw list - * using dpu_rm_get_hw - * @iter: iter object to initialize - * @enc_id: DRM ID of Encoder client wishes to search for, or 0 for Any Encoder - * @type: Hardware Block Type client wishes to search for. - */ -void dpu_rm_init_hw_iter( - struct dpu_rm_hw_iter *iter, - uint32_t enc_id, - enum dpu_hw_blk_type type); -/** - * dpu_rm_get_hw - retrieve reserved hw object given encoder and hw type - * Meant to do a single pass through the hardware list to iteratively - * retrieve hardware blocks of a given type for a given encoder. - * Initialize an iterator object. - * Set hw block type of interest. Set encoder id of interest, 0 for any. - * Function returns first hw of type for that encoder. - * Subsequent calls will return the next reserved hw of that type in-order. - * Iterator HW pointer will be null on failure to find hw. - * @rm: DPU Resource Manager handle - * @iter: iterator object - * @Return: true on match found, false on no match found - */ -bool dpu_rm_get_hw(struct dpu_rm *rm, struct dpu_rm_hw_iter *iter); #endif /* __DPU_RM_H__ */