From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F26A4263C7F; Mon, 13 Apr 2026 16:05:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776096308; cv=none; b=LU7KmIC7AifY2uElKFHz1TGTQrlnF4Fu7DlbO/6R8kxZugqihQ3MvfQaP9yu0fQjxsXS0CmlSrmiDqj4sCSpVIb9nbpCj6GZM1TCD97KOMpMhGMptHze/oWPijvi1hubUS4VE9PSqspV30yaqJbHHtkTa1cBOp/V1pBPyzMXwIk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776096308; c=relaxed/simple; bh=2FNQx/brcU2USIOor9pflNXG5YS8n9Z5qJ+xCw21UAM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IXDKycKu9u6PzZZB4xVM275hgAkD7qJ6sISG3b/C2Yorj8/cnf1k06BxrfW6XUHZtamG+sLNWfpw+LcUr1ZaImO2OnXUhhHHPLAFuWb/mksRiz8XbPkxJO2e6MMewcBhoxxOCT2d2A3kMnQjmgEAfLXAx7qWTsXmFilZz9rsr6c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=LysX4bcU; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="LysX4bcU" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 85C7CC2BCB0; Mon, 13 Apr 2026 16:05:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1776096307; bh=2FNQx/brcU2USIOor9pflNXG5YS8n9Z5qJ+xCw21UAM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LysX4bcUX3Qs6+EceEW9qOcbNrBJ6530ixy+4zN5/urS22W+tkUBZb8uU3bpDpiU7 Qrr9gYqDioiO610M/cmTV7MVjHtrgJLR3mdEUwy//9xmXykilYqe5yD9deT0tEg183 1VshMqa/Xga74HnQIQ+r5gCHrJVz3QHPaND6uw8c= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jacky Bai , Ulf Hansson Subject: [PATCH 6.19 48/86] pmdomain: imx8mp-blk-ctrl: Keep the NOC_HDCP clock enabled Date: Mon, 13 Apr 2026 17:59:55 +0200 Message-ID: <20260413155733.364427215@linuxfoundation.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260413155731.568515178@linuxfoundation.org> References: <20260413155731.568515178@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jacky Bai commit e91d5f94acf68618ea3ad9c92ac28614e791ae7d upstream. Keep the NOC_HDCP clock always enabled to fix the potential hang caused by the NoC ADB400 port power down handshake. Fixes: 77b0ddb42add ("soc: imx: add i.MX8MP HDMI blk ctrl HDCP/HRV_MWR") Signed-off-by: Jacky Bai Cc: stable@vger.kernel.org Signed-off-by: Ulf Hansson Signed-off-by: Greg Kroah-Hartman --- drivers/pmdomain/imx/imx8mp-blk-ctrl.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) --- a/drivers/pmdomain/imx/imx8mp-blk-ctrl.c +++ b/drivers/pmdomain/imx/imx8mp-blk-ctrl.c @@ -352,9 +352,6 @@ static void imx8mp_hdmi_blk_ctrl_power_o regmap_set_bits(bc->regmap, HDMI_RTX_RESET_CTL0, BIT(12)); regmap_clear_bits(bc->regmap, HDMI_TX_CONTROL0, BIT(3)); break; - case IMX8MP_HDMIBLK_PD_HDCP: - regmap_set_bits(bc->regmap, HDMI_RTX_CLK_CTL0, BIT(11)); - break; case IMX8MP_HDMIBLK_PD_HRV: regmap_set_bits(bc->regmap, HDMI_RTX_CLK_CTL1, BIT(3) | BIT(4) | BIT(5)); regmap_set_bits(bc->regmap, HDMI_RTX_RESET_CTL0, BIT(15)); @@ -408,9 +405,6 @@ static void imx8mp_hdmi_blk_ctrl_power_o regmap_clear_bits(bc->regmap, HDMI_RTX_CLK_CTL0, BIT(7)); regmap_clear_bits(bc->regmap, HDMI_RTX_CLK_CTL1, BIT(22) | BIT(24)); break; - case IMX8MP_HDMIBLK_PD_HDCP: - regmap_clear_bits(bc->regmap, HDMI_RTX_CLK_CTL0, BIT(11)); - break; case IMX8MP_HDMIBLK_PD_HRV: regmap_clear_bits(bc->regmap, HDMI_RTX_RESET_CTL0, BIT(15)); regmap_clear_bits(bc->regmap, HDMI_RTX_CLK_CTL1, BIT(3) | BIT(4) | BIT(5)); @@ -439,7 +433,7 @@ static int imx8mp_hdmi_power_notifier(st regmap_write(bc->regmap, HDMI_RTX_CLK_CTL0, 0x0); regmap_write(bc->regmap, HDMI_RTX_CLK_CTL1, 0x0); regmap_set_bits(bc->regmap, HDMI_RTX_CLK_CTL0, - BIT(0) | BIT(1) | BIT(10)); + BIT(0) | BIT(1) | BIT(10) | BIT(11)); regmap_set_bits(bc->regmap, HDMI_RTX_RESET_CTL0, BIT(0)); /*