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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 16129C433EF for ; Wed, 20 Jul 2022 01:26:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242002AbiGTB0K (ORCPT ); Tue, 19 Jul 2022 21:26:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57570 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242102AbiGTBYj (ORCPT ); Tue, 19 Jul 2022 21:24:39 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5F3BF73934; Tue, 19 Jul 2022 18:17:30 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 3AB34B81DEA; Wed, 20 Jul 2022 01:17:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6DFB5C341CA; Wed, 20 Jul 2022 01:17:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1658279847; bh=hFKG1bbEtQeJKNkTd5Ayfh8yCS0l9VAbsfYnJ46IJkA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ogsVYQE1RZG2FiisSriCDkLId2EPII8skQSlBkL84WztApDcXwRmW3Z0vuMUZAKEj Xfok36FIy0oXIwR/ElTZ9abi7RAoByapueNbPMnrTtbZK+AZdDX/148kErLLz/B86C 03o4viqohWgHAnH2xUoW15cS0Mwc0p7rhtiadnrsq/uqneFRv4A8p1z2NBWdV5xa2a j/9h+ClgydNvyfkZxEnBBrE/7eF0H/5QnFZIMfOjWhJPn4UAQOiJDevV8JufYOPmY2 F00+3ZhrQC8pu9PiGPt2fmc4oJ0MeBZXsOuULqPmOPQZl42ieDd8XMcxZnaTPWLN4H vITdgx6LL511A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Po-Wen Kao , Bart Van Assche , Stanley Chu , "Martin K . Petersen" , Sasha Levin , jejb@linux.ibm.com, matthias.bgg@gmail.com, beanhuo@micron.com, avri.altman@wdc.com, adrian.hunter@intel.com, daejun7.park@samsung.com, linux-scsi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH AUTOSEL 5.10 23/25] scsi: ufs: core: Fix missing clk change notification on host reset Date: Tue, 19 Jul 2022 21:16:14 -0400 Message-Id: <20220720011616.1024753-23-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220720011616.1024753-1-sashal@kernel.org> References: <20220720011616.1024753-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Po-Wen Kao [ Upstream commit 52a518019ca187227b786f8b8ee20869a97f3af4 ] In ufshcd_host_reset_and_restore(), ufshcd_set_clk_freq() is called to scale clock rate. However, this did not call vops->clk_scale_notify() to inform platform driver of clock change. Call ufshcd_scale_clks() instead so that clock change can be properly handled. Link: https://lore.kernel.org/r/20220711144224.17916-2-powen.kao@mediatek.com Reviewed-by: Bart Van Assche Reviewed-by: Stanley Chu Signed-off-by: Po-Wen Kao Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/ufs/ufshcd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index ea6ceab1a1b2..ba14ac9b3914 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -6824,7 +6824,7 @@ static int ufshcd_host_reset_and_restore(struct ufs_hba *hba) spin_unlock_irqrestore(hba->host->host_lock, flags); /* scale up clocks to max frequency before full reinitialization */ - ufshcd_set_clk_freq(hba, true); + ufshcd_scale_clks(hba, true); err = ufshcd_hba_enable(hba); if (err) -- 2.35.1