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=-12.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 23959C433E0 for ; Tue, 4 Aug 2020 06:45:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2252220781 for ; Tue, 4 Aug 2020 06:45:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="ZuTC+/If" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726201AbgHDGpK (ORCPT ); Tue, 4 Aug 2020 02:45:10 -0400 Received: from mail29.static.mailgun.info ([104.130.122.29]:43355 "EHLO mail29.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729149AbgHDGpE (ORCPT ); Tue, 4 Aug 2020 02:45:04 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1596523502; h=Content-Transfer-Encoding: MIME-Version: References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=XmJH39xHxGzqc9cW6zMj6jwMI/4VMzKJQ3bqRMaAXf0=; b=ZuTC+/IfwXBep2K1vph184ro9yIn53y5IJ5WQ5o1KqfIDU9oc8Xris+w3dPhV/2vOcB4CsEn 1w59VogeUKeHQDAugtz4lPq/31zV6j3NUC/t2MGpJc5sKTa0Ymb94dEGSzPBQEvnZ7P4Y+4j chlOWGsCB6GEFEUf/pCp3ed1f3M= X-Mailgun-Sending-Ip: 104.130.122.29 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n13.prod.us-west-2.postgun.com with SMTP id 5f2903eba8da23d867be1040 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Tue, 04 Aug 2020 06:44:59 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id AEE0AC433B1; Tue, 4 Aug 2020 06:44:59 +0000 (UTC) Received: from blr-ubuntu-253.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: saiprakash.ranjan) by smtp.codeaurora.org (Postfix) with ESMTPSA id 38444C433C9; Tue, 4 Aug 2020 06:44:54 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 38444C433C9 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=saiprakash.ranjan@codeaurora.org From: Sai Prakash Ranjan To: Rob Clark , Sean Paul Cc: David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, Sam Ravnborg , Jordan Crouse , Sai Prakash Ranjan Subject: [PATCH 1/2] drm/msm/mdp4: Remove unused downstream bus scaling apis Date: Tue, 4 Aug 2020 12:14:42 +0530 Message-Id: <022b1bd31f86bc5df60cf8a875cd3c3cc110a00a.1596523009.git.saiprakash.ranjan@codeaurora.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org MSM bus scaling has moved on to use interconnect framework and downstream bus scaling apis are not present anymore. Remove them as they are nop anyways in the current code, no functional change. Signed-off-by: Sai Prakash Ranjan --- .../gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c | 51 ------------------- drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.h | 13 ----- .../gpu/drm/msm/disp/mdp4/mdp4_lcdc_encoder.c | 47 ----------------- 3 files changed, 111 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c index 5d8956055286..88645dbc3785 100644 --- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c +++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c @@ -25,54 +25,9 @@ static struct mdp4_kms *get_kms(struct drm_encoder *encoder) return to_mdp4_kms(to_mdp_kms(priv->kms)); } -#ifdef DOWNSTREAM_CONFIG_MSM_BUS_SCALING -#include -/* not ironically named at all.. no, really.. */ -static void bs_init(struct mdp4_dtv_encoder *mdp4_dtv_encoder) -{ - struct drm_device *dev = mdp4_dtv_encoder->base.dev; - struct lcdc_platform_data *dtv_pdata = mdp4_find_pdata("dtv.0"); - - if (!dtv_pdata) { - DRM_DEV_ERROR(dev->dev, "could not find dtv pdata\n"); - return; - } - - if (dtv_pdata->bus_scale_table) { - mdp4_dtv_encoder->bsc = msm_bus_scale_register_client( - dtv_pdata->bus_scale_table); - DBG("bus scale client: %08x", mdp4_dtv_encoder->bsc); - DBG("lcdc_power_save: %p", dtv_pdata->lcdc_power_save); - if (dtv_pdata->lcdc_power_save) - dtv_pdata->lcdc_power_save(1); - } -} - -static void bs_fini(struct mdp4_dtv_encoder *mdp4_dtv_encoder) -{ - if (mdp4_dtv_encoder->bsc) { - msm_bus_scale_unregister_client(mdp4_dtv_encoder->bsc); - mdp4_dtv_encoder->bsc = 0; - } -} - -static void bs_set(struct mdp4_dtv_encoder *mdp4_dtv_encoder, int idx) -{ - if (mdp4_dtv_encoder->bsc) { - DBG("set bus scaling: %d", idx); - msm_bus_scale_client_update_request(mdp4_dtv_encoder->bsc, idx); - } -} -#else -static void bs_init(struct mdp4_dtv_encoder *mdp4_dtv_encoder) {} -static void bs_fini(struct mdp4_dtv_encoder *mdp4_dtv_encoder) {} -static void bs_set(struct mdp4_dtv_encoder *mdp4_dtv_encoder, int idx) {} -#endif - static void mdp4_dtv_encoder_destroy(struct drm_encoder *encoder) { struct mdp4_dtv_encoder *mdp4_dtv_encoder = to_mdp4_dtv_encoder(encoder); - bs_fini(mdp4_dtv_encoder); drm_encoder_cleanup(encoder); kfree(mdp4_dtv_encoder); } @@ -162,8 +117,6 @@ static void mdp4_dtv_encoder_disable(struct drm_encoder *encoder) clk_disable_unprepare(mdp4_dtv_encoder->hdmi_clk); clk_disable_unprepare(mdp4_dtv_encoder->mdp_clk); - bs_set(mdp4_dtv_encoder, 0); - mdp4_dtv_encoder->enabled = false; } @@ -185,8 +138,6 @@ static void mdp4_dtv_encoder_enable(struct drm_encoder *encoder) MDP4_DMA_CONFIG_PACK(0x21)); mdp4_crtc_set_intf(encoder->crtc, INTF_LCDC_DTV, 1); - bs_set(mdp4_dtv_encoder, 1); - DBG("setting mdp_clk=%lu", pc); ret = clk_set_rate(mdp4_dtv_encoder->mdp_clk, pc); @@ -252,8 +203,6 @@ struct drm_encoder *mdp4_dtv_encoder_init(struct drm_device *dev) goto fail; } - bs_init(mdp4_dtv_encoder); - return encoder; fail: diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.h b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.h index 18933bd81c77..e8ee92ab7956 100644 --- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.h +++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.h @@ -222,17 +222,4 @@ static inline struct clk *mpd4_lvds_pll_init(struct drm_device *dev) } #endif -#ifdef DOWNSTREAM_CONFIG_MSM_BUS_SCALING -/* bus scaling data is associated with extra pointless platform devices, - * "dtv", etc.. this is a bit of a hack, but we need a way for encoders - * to find their pdata to make the bus-scaling stuff work. - */ -static inline void *mdp4_find_pdata(const char *devname) -{ - struct device *dev; - dev = bus_find_device_by_name(&platform_bus_type, NULL, devname); - return dev ? dev->platform_data : NULL; -} -#endif - #endif /* __MDP4_KMS_H__ */ diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_lcdc_encoder.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_lcdc_encoder.c index 871f3514ef69..10eb3e5b218e 100644 --- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_lcdc_encoder.c +++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_lcdc_encoder.c @@ -30,51 +30,10 @@ static struct mdp4_kms *get_kms(struct drm_encoder *encoder) return to_mdp4_kms(to_mdp_kms(priv->kms)); } -#ifdef DOWNSTREAM_CONFIG_MSM_BUS_SCALING -#include -static void bs_init(struct mdp4_lcdc_encoder *mdp4_lcdc_encoder) -{ - struct drm_device *dev = mdp4_lcdc_encoder->base.dev; - struct lcdc_platform_data *lcdc_pdata = mdp4_find_pdata("lvds.0"); - - if (!lcdc_pdata) { - DRM_DEV_ERROR(dev->dev, "could not find lvds pdata\n"); - return; - } - - if (lcdc_pdata->bus_scale_table) { - mdp4_lcdc_encoder->bsc = msm_bus_scale_register_client( - lcdc_pdata->bus_scale_table); - DBG("lvds : bus scale client: %08x", mdp4_lcdc_encoder->bsc); - } -} - -static void bs_fini(struct mdp4_lcdc_encoder *mdp4_lcdc_encoder) -{ - if (mdp4_lcdc_encoder->bsc) { - msm_bus_scale_unregister_client(mdp4_lcdc_encoder->bsc); - mdp4_lcdc_encoder->bsc = 0; - } -} - -static void bs_set(struct mdp4_lcdc_encoder *mdp4_lcdc_encoder, int idx) -{ - if (mdp4_lcdc_encoder->bsc) { - DBG("set bus scaling: %d", idx); - msm_bus_scale_client_update_request(mdp4_lcdc_encoder->bsc, idx); - } -} -#else -static void bs_init(struct mdp4_lcdc_encoder *mdp4_lcdc_encoder) {} -static void bs_fini(struct mdp4_lcdc_encoder *mdp4_lcdc_encoder) {} -static void bs_set(struct mdp4_lcdc_encoder *mdp4_lcdc_encoder, int idx) {} -#endif - static void mdp4_lcdc_encoder_destroy(struct drm_encoder *encoder) { struct mdp4_lcdc_encoder *mdp4_lcdc_encoder = to_mdp4_lcdc_encoder(encoder); - bs_fini(mdp4_lcdc_encoder); drm_encoder_cleanup(encoder); kfree(mdp4_lcdc_encoder); } @@ -348,8 +307,6 @@ static void mdp4_lcdc_encoder_disable(struct drm_encoder *encoder) DRM_DEV_ERROR(dev->dev, "failed to disable regulator: %d\n", ret); } - bs_set(mdp4_lcdc_encoder, 0); - mdp4_lcdc_encoder->enabled = false; } @@ -382,8 +339,6 @@ static void mdp4_lcdc_encoder_enable(struct drm_encoder *encoder) mdp4_crtc_set_config(encoder->crtc, config); mdp4_crtc_set_intf(encoder->crtc, INTF_LCDC_DTV, 0); - bs_set(mdp4_lcdc_encoder, 1); - for (i = 0; i < ARRAY_SIZE(mdp4_lcdc_encoder->regs); i++) { ret = regulator_enable(mdp4_lcdc_encoder->regs[i]); if (ret) @@ -480,8 +435,6 @@ struct drm_encoder *mdp4_lcdc_encoder_init(struct drm_device *dev, } mdp4_lcdc_encoder->regs[2] = reg; - bs_init(mdp4_lcdc_encoder); - return encoder; fail: -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation