From patchwork Mon Apr 22 18:45:46 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Anderson X-Patchwork-Id: 13638830 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 CC68EC07C79 for ; Mon, 22 Apr 2024 18:46:43 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9AEC0112CE8; Mon, 22 Apr 2024 18:46:42 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=linux.dev header.i=@linux.dev header.b="servLFDU"; dkim-atps=neutral Received: from out-182.mta0.migadu.com (out-182.mta0.migadu.com [91.218.175.182]) by gabe.freedesktop.org (Postfix) with ESMTPS id 24E4F112CDC for ; Mon, 22 Apr 2024 18:46:13 +0000 (UTC) X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1713811571; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6NI0m4lC2BWpjmQO+TPEk0xEnUCWor0+eWEstT4DfQ4=; b=servLFDUgpS8K+61Q7er51bw7Gt6zK/MywpeArZwTkgFtb1joNWycGQl/toNdKfuaa9OWH Yecup2QdU4+h6VRqTn29rmn8Y4tspyyI/aSkkeQMJek2YyYfEaHiCflLEbtnxMp9kyQIiY bkSSPRsiSkZJroLnnRwFasqDoSrJvF4= From: Sean Anderson To: Laurent Pinchart , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , dri-devel@lists.freedesktop.org Cc: David Airlie , Daniel Vetter , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Michal Simek , Sean Anderson Subject: [PATCH v3 06/13] drm: zynqmp_dp: Don't delay work Date: Mon, 22 Apr 2024 14:45:46 -0400 Message-Id: <20240422184553.3573009-7-sean.anderson@linux.dev> In-Reply-To: <20240422184553.3573009-1-sean.anderson@linux.dev> References: <20240422184553.3573009-1-sean.anderson@linux.dev> MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" We always call scheduled_delayed_work with no delay, so just use a non-delayed work_struct instead. Signed-off-by: Sean Anderson Reviewed-by: Tomi Valkeinen --- Changes in v3: - New drivers/gpu/drm/xlnx/zynqmp_dp.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/xlnx/zynqmp_dp.c b/drivers/gpu/drm/xlnx/zynqmp_dp.c index f1834c8e3c02..59fed00a8f89 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_dp.c +++ b/drivers/gpu/drm/xlnx/zynqmp_dp.c @@ -297,7 +297,7 @@ struct zynqmp_dp_config { struct zynqmp_dp { struct drm_dp_aux aux; struct drm_bridge bridge; - struct delayed_work hpd_work; + struct work_struct hpd_work; struct drm_bridge *next_bridge; struct device *dev; @@ -1467,7 +1467,7 @@ static void zynqmp_dp_bridge_atomic_disable(struct drm_bridge *bridge, struct zynqmp_dp *dp = bridge_to_dp(bridge); dp->enabled = false; - cancel_delayed_work(&dp->hpd_work); + cancel_work(&dp->hpd_work); zynqmp_dp_write(dp, ZYNQMP_DP_MAIN_STREAM_ENABLE, 0); drm_dp_dpcd_writeb(&dp->aux, DP_SET_POWER, DP_SET_POWER_D3); zynqmp_dp_write(dp, ZYNQMP_DP_TX_PHY_POWER_DOWN, @@ -1603,8 +1603,7 @@ void zynqmp_dp_disable_vblank(struct zynqmp_dp *dp) static void zynqmp_dp_hpd_work_func(struct work_struct *work) { - struct zynqmp_dp *dp = container_of(work, struct zynqmp_dp, - hpd_work.work); + struct zynqmp_dp *dp = container_of(work, struct zynqmp_dp, hpd_work); enum drm_connector_status status; status = zynqmp_dp_bridge_detect(&dp->bridge); @@ -1633,7 +1632,7 @@ static irqreturn_t zynqmp_dp_irq_handler(int irq, void *data) zynqmp_dpsub_drm_handle_vblank(dp->dpsub); if (status & ZYNQMP_DP_INT_HPD_EVENT) - schedule_delayed_work(&dp->hpd_work, 0); + schedule_work(&dp->hpd_work); if (status & ZYNQMP_DP_INT_HPD_IRQ) { int ret; @@ -1675,7 +1674,7 @@ int zynqmp_dp_probe(struct zynqmp_dpsub *dpsub) dp->dpsub = dpsub; dp->status = connector_status_disconnected; - INIT_DELAYED_WORK(&dp->hpd_work, zynqmp_dp_hpd_work_func); + INIT_WORK(&dp->hpd_work, zynqmp_dp_hpd_work_func); /* Acquire all resources (IOMEM, IRQ and PHYs). */ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dp"); @@ -1775,7 +1774,7 @@ void zynqmp_dp_remove(struct zynqmp_dpsub *dpsub) zynqmp_dp_write(dp, ZYNQMP_DP_INT_DS, ZYNQMP_DP_INT_ALL); disable_irq(dp->irq); - cancel_delayed_work_sync(&dp->hpd_work); + cancel_work_sync(&dp->hpd_work); zynqmp_dp_write(dp, ZYNQMP_DP_TRANSMITTER_ENABLE, 0); zynqmp_dp_write(dp, ZYNQMP_DP_INT_DS, 0xffffffff);