From patchwork Sat Dec 7 22:23:38 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11277831 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0EFB017EF for ; Sat, 7 Dec 2019 22:24:45 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E0E042467D for ; Sat, 7 Dec 2019 22:24:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="B5IX2xlR"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="E88N+dHr" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E0E042467D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=fFtTqCEPArL7TYNgku3VVX9L0momgxcKAoXkVW1r0kE=; b=B5IX2xlRc2bxA6 mVrAN5mSArv+s96gIGNHHWinPJQKsTT+DLRhByTrUY71j0YxVla9ih92g3456udm2ZdbX+rGjDvYn KClDEaXwZ8zp+YvcOPIXMztJ+enQMOm+VKgwwZrXIfiScXX2FzrYfRPWTM5AkBtWurU2WJTcy7yoF 1EPIDdPtVN8iGpx8B3A5SE0hZbY/mnVJd/Q53BOKd9KULC5OiDfZdiY8pJyUY6yDXbPb8FB6F1eh3 JdJ94WG2tKq2HfS3dtUspO0SN1TqS+QrMHTV8fIa2DG8x6QJB93fDIhqnmhW++fQRSn0HZl7AwcNi ivKjZOOQn4Y5jj9IY4zA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiVG-0007fn-1P; Sat, 07 Dec 2019 22:24:42 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiV7-0007WB-25; Sat, 07 Dec 2019 22:24:34 +0000 Received: from ziggy.de (unknown [95.169.229.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0A9622467B; Sat, 7 Dec 2019 22:24:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575757472; bh=yS94gpuqS6tiHsqCJmY/O8oa8kDut8tm51xSNkTZ76A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=E88N+dHr4B9LMmu2YL5b4Ufwkb7SxzGaIEKT07wumDn+KHCXw47y38Y0PM5Dst7Ux TncGVS8eTiDlA6u47fYhj+JunvHahIwg9D6V/xDbhs+AZs1xDOjJGJMcmTswxeF/fq krvJEijvc6e6lNxuHKxt3P/eTdyhfWOIgr9Zm83c= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@codeaurora.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [PATCH v6 01/12] dt-bindings: display: mediatek: Add mmsys binding description Date: Sat, 7 Dec 2019 23:23:38 +0100 Message-Id: <20191207222349.23161-2-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207222349.23161-1-matthias.bgg@kernel.org> References: <20191207222349.23161-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_142433_177401_8ABB1078 X-CRM114-Status: UNSURE ( 9.08 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger The MediaTek DRM has a block called mmsys, which sets the routing and enalbes the different blocks. This patch adds one line for the mmsys bindings description. Signed-off-by: Matthias Brugger --- .../display/mediatek/mediatek,disp.txt | 28 ++++++++++--------- 1 file changed, 15 insertions(+), 13 deletions(-) diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt index 8469de510001..c71c8a4b73ff 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt @@ -27,20 +27,22 @@ Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt. Required properties (all function blocks): - compatible: "mediatek,-disp-", one of - "mediatek,-disp-ovl" - overlay (4 layers, blending, csc) - "mediatek,-disp-rdma" - read DMA / line buffer - "mediatek,-disp-wdma" - write DMA - "mediatek,-disp-color" - color processor - "mediatek,-disp-aal" - adaptive ambient light controller - "mediatek,-disp-gamma" - gamma correction - "mediatek,-disp-merge" - merge streams from two RDMA sources - "mediatek,-disp-split" - split stream to two encoders - "mediatek,-disp-ufoe" - data compression engine - "mediatek,-dsi" - DSI controller, see mediatek,dsi.txt - "mediatek,-dpi" - DPI controller, see mediatek,dpi.txt - "mediatek,-disp-mutex" - display mutex - "mediatek,-disp-od" - overdrive + "mediatek,-disp-ovl" - overlay (4 layers, blending, csc) + "mediatek,-disp-rdma" - read DMA / line buffer + "mediatek,-disp-wdma" - write DMA + "mediatek,-disp-color" - color processor + "mediatek,-disp-aal" - adaptive ambient light controller + "mediatek,-disp-gamma" - gamma correction + "mediatek,-disp-merge" - merge streams from two RDMA sources + "mediatek,-disp-split" - split stream to two encoders + "mediatek,-disp-ufoe" - data compression engine + "mediatek,-dsi" - DSI controller, see mediatek,dsi.txt + "mediatek,-dpi" - DPI controller, see mediatek,dpi.txt + "mediatek,-disp-mutex" - display mutex + "mediatek,-disp-od" - overdrive + "mediatek,-mmsys", "syscon" - provide clocks and components management the supported chips are mt2701, mt2712 and mt8173. + - reg: Physical base address and length of the function block register space - interrupts: The interrupt signal from the function block (required, except for merge and split function blocks). From patchwork Sat Dec 7 22:23:39 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11277869 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 25A9C13B6 for ; Sat, 7 Dec 2019 22:25:17 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DFA8B24677 for ; Sat, 7 Dec 2019 22:25:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="uTd+1wjh"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="i+jFxMOV" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DFA8B24677 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=hkNXpXUnX5faYpAAATASafN6GaohJd2j2VxWIsJY7Os=; b=uTd+1wjhhdkNoa /1Ad69s77Bs8HEbGWHzD3BrkgAYSxtqX8rWjPgZiJ7KE10ZTERbuYxa0I6Y5VmqppzhbdNbItIH7e xJSrARNKy9R1TAL1O07XSr3u+d3M8/oY7RqSR8Y6nnqGskm7KWVZJlpxYB+Kz9buwPminwG2nAdXZ 00Qx4d6+AnVL72JhOcf+WQqfkM8dIt3m2NiJJB/X0NK7DccrXy5rewrK3s7QTDQdK4bJN04goKXuv zMDnE0E6g4kB9S6l/hTrOd22TFLHtniBFe8Om+PzUxrE1u2G4Zx5SgkWiaR/RweESo5cPJOlSjjE0 Jt8pV3Rpqgy+p0Iejlhw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiVm-0000Y3-Mh; Sat, 07 Dec 2019 22:25:14 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiVC-0007bY-FE; Sat, 07 Dec 2019 22:24:39 +0000 Received: from ziggy.de (unknown [95.169.229.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0A99D2467A; Sat, 7 Dec 2019 22:24:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575757477; bh=fQiHeTSkXa+q0MUHJbEeA+eMFm4vY8RORCB2PwtjnWI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=i+jFxMOVR/Le+CyeFYT+Ny2XxmxO2U0qaZL/Aoa39NcnJnz9E7CyJ//4HpjjngsG5 ap3WFeB76HRfSis+IWf8QafhdlI8yFQU7wR4svAj3i5wwSSEdKDqPHZbdYNofPFZKK GCJlxe7j4QUFU2uYTDOKCSHnT1WFT7ADNsL68wE8= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@codeaurora.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [PATCH v6 02/12] dt-bindings: mediatek: Add compatible for mt7623 Date: Sat, 7 Dec 2019 23:23:39 +0100 Message-Id: <20191207222349.23161-3-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207222349.23161-1-matthias.bgg@kernel.org> References: <20191207222349.23161-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_142438_567146_19AE6DB8 X-CRM114-Status: UNSURE ( 7.82 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger MediaTek mt7623 uses the mt2701 binings as fallback. Document this in the binding description. Signed-off-by: Matthias Brugger --- .../devicetree/bindings/display/mediatek/mediatek,disp.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt index c71c8a4b73ff..a747895574f1 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt @@ -42,6 +42,8 @@ Required properties (all function blocks): "mediatek,-disp-od" - overdrive "mediatek,-mmsys", "syscon" - provide clocks and components management the supported chips are mt2701, mt2712 and mt8173. + For mt7623, compatible must be: + "mediatek,mt7623-" , "mediatek,mt2701-" - reg: Physical base address and length of the function block register space - interrupts: The interrupt signal from the function block (required, except for From patchwork Sat Dec 7 22:23:40 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11277891 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BB974139A for ; 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Sat, 07 Dec 2019 22:24:45 +0000 Received: from ziggy.de (unknown [95.169.229.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0BB182467C; Sat, 7 Dec 2019 22:24:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575757482; bh=ULTk7VEDKTLvMWIBejxxPh1hFuBO2Z+aHgJwQjllNVM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=o63Vj+2Jwu2dxBmlMkRB+iWdh0vzIKWJmifjPTvPuoowYWvSpzSs+zJR+aXGRmg6j psEWIEwmIHN0EgxviOU1i++qn/ePC8dOH8STbACymij8GFSpWCoTQ3FX99ogaXnWhn ZMB+VocmfyIklaEK0OHo9mEHEfZJYNTs21fOdj6U= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@codeaurora.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [PATCH v6 03/12] drm/mediatek: Use regmap for register access Date: Sat, 7 Dec 2019 23:23:40 +0100 Message-Id: <20191207222349.23161-4-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207222349.23161-1-matthias.bgg@kernel.org> References: <20191207222349.23161-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_142443_524486_C4624D18 X-CRM114-Status: GOOD ( 13.91 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger The mmsys memory space is shared between the drm and the clk driver. Use regmap to access it. Signed-off-by: Matthias Brugger Reviewed-by: Philipp Zabel --- drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 4 +- drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 50 +++++++++++-------------- drivers/gpu/drm/mediatek/mtk_drm_ddp.h | 4 +- drivers/gpu/drm/mediatek/mtk_drm_drv.c | 13 ++----- drivers/gpu/drm/mediatek/mtk_drm_drv.h | 2 +- 5 files changed, 30 insertions(+), 43 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index 34a731755791..259e2f4fa5fa 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -27,7 +27,7 @@ * @enabled: records whether crtc_enable succeeded * @planes: array of 4 drm_plane structures, one for each overlay plane * @pending_planes: whether any plane has pending changes to be applied - * @config_regs: memory mapped mmsys configuration register space + * @config_regs: regmap mapped mmsys configuration register space * @mutex: handle to one of the ten disp_mutex streams * @ddp_comp_nr: number of components in ddp_comp * @ddp_comp: array of pointers the mtk_ddp_comp structures used by this crtc @@ -43,7 +43,7 @@ struct mtk_drm_crtc { unsigned int layer_nr; bool pending_planes; - void __iomem *config_regs; + struct regmap *config_regs; struct mtk_disp_mutex *mutex; unsigned int ddp_comp_nr; struct mtk_ddp_comp **ddp_comp; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c index 8106a71a7404..b765181223e6 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c @@ -331,61 +331,53 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur, return value; } -static void mtk_ddp_sout_sel(void __iomem *config_regs, +static void mtk_ddp_sout_sel(struct regmap *config_regs, enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next) { if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { - writel_relaxed(BLS_TO_DSI_RDMA1_TO_DPI1, - config_regs + DISP_REG_CONFIG_OUT_SEL); + regmap_write(config_regs, DISP_REG_CONFIG_OUT_SEL, + BLS_TO_DSI_RDMA1_TO_DPI1); } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) { - writel_relaxed(BLS_TO_DPI_RDMA1_TO_DSI, - config_regs + DISP_REG_CONFIG_OUT_SEL); - writel_relaxed(DSI_SEL_IN_RDMA, - config_regs + DISP_REG_CONFIG_DSI_SEL); - writel_relaxed(DPI_SEL_IN_BLS, - config_regs + DISP_REG_CONFIG_DPI_SEL); + regmap_write(config_regs, DISP_REG_CONFIG_OUT_SEL, + BLS_TO_DPI_RDMA1_TO_DSI); + regmap_write(config_regs, DISP_REG_CONFIG_DSI_SEL, + DSI_SEL_IN_RDMA); + regmap_write(config_regs, DISP_REG_CONFIG_DPI_SEL, + DPI_SEL_IN_BLS); } } -void mtk_ddp_add_comp_to_path(void __iomem *config_regs, +void mtk_ddp_add_comp_to_path(struct regmap *config_regs, enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next) { - unsigned int addr, value, reg; + unsigned int addr, value; value = mtk_ddp_mout_en(cur, next, &addr); - if (value) { - reg = readl_relaxed(config_regs + addr) | value; - writel_relaxed(reg, config_regs + addr); - } + if (value) + regmap_update_bits(config_regs, addr, value, value); mtk_ddp_sout_sel(config_regs, cur, next); value = mtk_ddp_sel_in(cur, next, &addr); - if (value) { - reg = readl_relaxed(config_regs + addr) | value; - writel_relaxed(reg, config_regs + addr); - } + if (value) + regmap_update_bits(config_regs, addr, value, value); } -void mtk_ddp_remove_comp_from_path(void __iomem *config_regs, +void mtk_ddp_remove_comp_from_path(struct regmap *config_regs, enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next) { - unsigned int addr, value, reg; + unsigned int addr, value; value = mtk_ddp_mout_en(cur, next, &addr); - if (value) { - reg = readl_relaxed(config_regs + addr) & ~value; - writel_relaxed(reg, config_regs + addr); - } + if (value) + regmap_update_bits(config_regs, addr, value, 0); value = mtk_ddp_sel_in(cur, next, &addr); - if (value) { - reg = readl_relaxed(config_regs + addr) & ~value; - writel_relaxed(reg, config_regs + addr); - } + if (value) + regmap_update_bits(config_regs, addr, value, 0); } struct mtk_disp_mutex *mtk_disp_mutex_get(struct device *dev, unsigned int id) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h index 827be424a148..01ff8b68881f 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h @@ -12,10 +12,10 @@ struct regmap; struct device; struct mtk_disp_mutex; -void mtk_ddp_add_comp_to_path(void __iomem *config_regs, +void mtk_ddp_add_comp_to_path(struct regmap *config_regs, enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next); -void mtk_ddp_remove_comp_from_path(void __iomem *config_regs, +void mtk_ddp_remove_comp_from_path(struct regmap *config_regs, enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next); diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 352b81a7a670..210455e9f46c 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -6,6 +6,7 @@ #include #include +#include #include #include #include @@ -485,7 +486,6 @@ static int mtk_drm_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct mtk_drm_private *private; - struct resource *mem; struct device_node *node; struct component_match *match = NULL; int ret; @@ -499,14 +499,9 @@ static int mtk_drm_probe(struct platform_device *pdev) INIT_WORK(&private->commit.work, mtk_atomic_work); private->data = of_device_get_match_data(dev); - mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - private->config_regs = devm_ioremap_resource(dev, mem); - if (IS_ERR(private->config_regs)) { - ret = PTR_ERR(private->config_regs); - dev_err(dev, "Failed to ioremap mmsys-config resource: %d\n", - ret); - return ret; - } + private->config_regs = syscon_node_to_regmap(dev->of_node); + if (IS_ERR(private->config_regs)) + return PTR_ERR(private->config_regs); /* Iterate over sibling DISP function blocks */ for_each_child_of_node(dev->of_node->parent, node) { diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h index e03fea12ff59..63a121577dcb 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h @@ -39,7 +39,7 @@ struct mtk_drm_private { struct device_node *mutex_node; struct device *mutex_dev; - void __iomem *config_regs; + struct regmap *config_regs; struct device_node *comp_node[DDP_COMPONENT_ID_MAX]; struct mtk_ddp_comp *ddp_comp[DDP_COMPONENT_ID_MAX]; const struct mtk_mmsys_driver_data *data; From patchwork Sat Dec 7 22:23:41 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11277901 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2DB7D17EF for ; Sat, 7 Dec 2019 22:25:45 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0B10A24670 for ; Sat, 7 Dec 2019 22:25:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="rna+QP3f"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="vRgIJC8j" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0B10A24670 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ex55OwkBEjr/8teGcHwd74/+6AxtfWYxVaTyjkNsQ24=; b=rna+QP3fnDn/tv iW4GjKcW5Te7O+kI8/BaRzb0byZKAFJwODZ+JMwtuRpNMueUea5+vynLPqKoDhMktdljrdg5AXFQ2 aJnne5zRmuWNFdGcd1nJmDTR98u7Tedaj667Ul0PoKepxMCpdUUi/NJyIwTRUEBLx/iRSi9LrV3jd LHWIFpu2urn5B2rtzTIdhSQGzkA01576RH5xdWsGjAwvZ+YhHgiGo17oufFpAbY26zuwmNaV0HyeY afiEwsUcCXWkpPsH2Enw5X+3Ztpw0I9xJvRBT6BeSdC6ot0m4+F0Q9dxgANDvLSzzrYxmim9aruBP zQtBE6/whAA7ZjyqAHrg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiWG-0001Pt-4a; Sat, 07 Dec 2019 22:25:44 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiVM-0007oC-PI; Sat, 07 Dec 2019 22:24:50 +0000 Received: from ziggy.de (unknown [95.169.229.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0B52924680; Sat, 7 Dec 2019 22:24:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575757487; bh=9P0bIPyAh6kpDv/rBjVNltnM5pHymCOLQUIUPUshyR0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vRgIJC8jTScRe7VIxurEqqOdLu2K7ZlgENnuS59daRU/Z65QP45QNBEfq7o5pww1u copHMQ7c+PMx3bgPz7cBr3EOyqC/p+ne1cGil8jdRSF1wKQO5Dy8xLYj4Jr+sCFjxt 624mzEgf0OFVuHEMTnKQ5ORfAOANbyXR2Jdar7Ik= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@codeaurora.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [PATCH v6 04/12] drm: mediatek: Omit warning on probe defers Date: Sat, 7 Dec 2019 23:23:41 +0100 Message-Id: <20191207222349.23161-5-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207222349.23161-1-matthias.bgg@kernel.org> References: <20191207222349.23161-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_142448_902978_6AFC8817 X-CRM114-Status: GOOD ( 11.80 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger It can happen that the mmsys clock drivers aren't probed before the platform driver gets invoked. The platform driver used to print a warning that the driver failed to get the clocks. Omit this error on the defered probe path. Signed-off-by: Matthias Brugger --- drivers/gpu/drm/mediatek/mtk_disp_color.c | 5 ++++- drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 5 ++++- drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 5 ++++- drivers/gpu/drm/mediatek/mtk_dpi.c | 12 +++++++++--- drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 4 +++- drivers/gpu/drm/mediatek/mtk_dsi.c | 8 ++++++-- drivers/gpu/drm/mediatek/mtk_hdmi.c | 4 +++- 7 files changed, 33 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_color.c b/drivers/gpu/drm/mediatek/mtk_disp_color.c index 59de2a46aa49..8f0fc96ef7bc 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_color.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_color.c @@ -118,7 +118,10 @@ static int mtk_disp_color_probe(struct platform_device *pdev) ret = mtk_ddp_comp_init(dev, dev->of_node, &priv->ddp_comp, comp_id, &mtk_disp_color_funcs); if (ret) { - dev_err(dev, "Failed to initialize component: %d\n", ret); + if (ret != -EPROBE_DEFER) + dev_err(dev, "Failed to initialize component: %d\n", + ret); + return ret; } diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c index 21851756c579..7487b0182c05 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c @@ -285,7 +285,10 @@ static int mtk_disp_ovl_probe(struct platform_device *pdev) ret = mtk_ddp_comp_init(dev, dev->of_node, &priv->ddp_comp, comp_id, &mtk_disp_ovl_funcs); if (ret) { - dev_err(dev, "Failed to initialize component: %d\n", ret); + if (ret != -EPROBE_DEFER) + dev_err(dev, "Failed to initialize component: %d\n", + ret); + return ret; } diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c index 405afef31407..835ea8f8dab9 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c @@ -287,7 +287,10 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev) ret = mtk_ddp_comp_init(dev, dev->of_node, &priv->ddp_comp, comp_id, &mtk_disp_rdma_funcs); if (ret) { - dev_err(dev, "Failed to initialize component: %d\n", ret); + if (ret != -EPROBE_DEFER) + dev_err(dev, "Failed to initialize component: %d\n", + ret); + return ret; } diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c index be6d95c5ff25..9ed32470ad02 100644 --- a/drivers/gpu/drm/mediatek/mtk_dpi.c +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c @@ -700,21 +700,27 @@ static int mtk_dpi_probe(struct platform_device *pdev) dpi->engine_clk = devm_clk_get(dev, "engine"); if (IS_ERR(dpi->engine_clk)) { ret = PTR_ERR(dpi->engine_clk); - dev_err(dev, "Failed to get engine clock: %d\n", ret); + if (ret != -EPROBE_DEFER) + dev_err(dev, "Failed to get engine clock: %d\n", ret); + return ret; } dpi->pixel_clk = devm_clk_get(dev, "pixel"); if (IS_ERR(dpi->pixel_clk)) { ret = PTR_ERR(dpi->pixel_clk); - dev_err(dev, "Failed to get pixel clock: %d\n", ret); + if (ret != -EPROBE_DEFER) + dev_err(dev, "Failed to get pixel clock: %d\n", ret); + return ret; } dpi->tvd_clk = devm_clk_get(dev, "pll"); if (IS_ERR(dpi->tvd_clk)) { ret = PTR_ERR(dpi->tvd_clk); - dev_err(dev, "Failed to get tvdpll clock: %d\n", ret); + if (ret != -EPROBE_DEFER) + dev_err(dev, "Failed to get tvdpll clock: %d\n", ret); + return ret; } diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c index b765181223e6..6054e2b675f9 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c @@ -558,7 +558,9 @@ static int mtk_ddp_probe(struct platform_device *pdev) ddp->clk = devm_clk_get(dev, NULL); if (IS_ERR(ddp->clk)) { - dev_err(dev, "Failed to get clock\n"); + if (PTR_ERR(ddp->clk) != -EPROBE_DEFER) + dev_err(dev, "Failed to get clock\n"); + return PTR_ERR(ddp->clk); } diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index 4332563df952..66d5b0fdd678 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -1110,14 +1110,18 @@ static int mtk_dsi_probe(struct platform_device *pdev) dsi->engine_clk = devm_clk_get(dev, "engine"); if (IS_ERR(dsi->engine_clk)) { ret = PTR_ERR(dsi->engine_clk); - dev_err(dev, "Failed to get engine clock: %d\n", ret); + if (ret != -EPROBE_DEFER) + dev_err(dev, "Failed to get engine clock: %d\n", ret); + return ret; } dsi->digital_clk = devm_clk_get(dev, "digital"); if (IS_ERR(dsi->digital_clk)) { ret = PTR_ERR(dsi->digital_clk); - dev_err(dev, "Failed to get digital clock: %d\n", ret); + if (ret != -EPROBE_DEFER) + dev_err(dev, "Failed to get digital clock: %d\n", ret); + return ret; } diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c index ce91b61364eb..62f9ca2308ee 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c @@ -1447,7 +1447,9 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, ret = mtk_hdmi_get_all_clk(hdmi, np); if (ret) { - dev_err(dev, "Failed to get clocks: %d\n", ret); + if (ret != -EPROBE_DEFER) + dev_err(dev, "Failed to get clocks: %d\n", ret); + return ret; } From patchwork Sat Dec 7 22:23:42 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11277905 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 466E51575 for ; Sat, 7 Dec 2019 22:26:11 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id F1FAC24670 for ; Sat, 7 Dec 2019 22:26:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="j5L7cdBL"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="uxXS1VAM" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F1FAC24670 Authentication-Results: mail.kernel.org; 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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiWf-0001oB-Nv; Sat, 07 Dec 2019 22:26:09 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiVR-0007tD-OP; Sat, 07 Dec 2019 22:24:55 +0000 Received: from ziggy.de (unknown [95.169.229.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0B2722467D; Sat, 7 Dec 2019 22:24:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575757492; bh=T3/4wZPL9p7tEA69OL6cyT7PPtrc6Pr84n3ts0k0Pfo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uxXS1VAMa98HE9acicpZKn+v42FOxv/RwEn0KlvGqCpmFiXQQB+VvpdNB5J8kHNgY mDI3JrWQOHNThSTkpfpxL4P459FvdL1qqJs5C3u+VHcJ+bV+D/fWZiNoow7ajO+EHM HZ2Sg2xGCo4X8lW1mO/BssttoEDiRv2hrD4cqwH4= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@codeaurora.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [PATCH v6 05/12] media: mtk-mdp: Check return value of of_clk_get Date: Sat, 7 Dec 2019 23:23:42 +0100 Message-Id: <20191207222349.23161-6-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207222349.23161-1-matthias.bgg@kernel.org> References: <20191207222349.23161-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_142453_869869_C3975325 X-CRM114-Status: UNSURE ( 9.11 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger Check the return value of of_clk_get and print an error message if not EPROBE_DEFER. Signed-off-by: Matthias Brugger --- drivers/media/platform/mtk-mdp/mtk_mdp_comp.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c b/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c index 9afe8161a8c0..4e2fc1337b80 100644 --- a/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c +++ b/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c @@ -110,6 +110,12 @@ int mtk_mdp_comp_init(struct device *dev, struct device_node *node, for (i = 0; i < ARRAY_SIZE(comp->clk); i++) { comp->clk[i] = of_clk_get(node, i); + if (IS_ERR(comp->clk[i])i) { + if (PTR_ERR(comp->clk[i] != -EPROBE_DEFER) + dev_err(dev, "Failed to get clock\n"); + + return PTR_ERR(comp->clk[i]); + } /* Only RDMA needs two clocks */ if (comp->type != MTK_MDP_RDMA) From patchwork Sat Dec 7 22:23:43 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11277909 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id CF6CC139A for ; 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Sat, 07 Dec 2019 22:25:02 +0000 Received: from ziggy.de (unknown [95.169.229.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0B76424677; Sat, 7 Dec 2019 22:24:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575757497; bh=FAUVKc3LCu1hHsC00k/MW/ZDjSgvalsHfSMYXaOWuAo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UCVT5Frm8oiSOjPjJKrImLyQEpqFfMP8vThjy4aI+HDoqMfBvL/8fW7yAHmREc3B7 3xcR1NB4HWwCpSByUSFtBqAW3UiTK+w2Jpr/5PqJBd5w02bnTc/HKuZeLFjWIusSVi gUtwIoaskz72ss8TxMvE+pjXyDQnlJuKv2F95rCw= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@codeaurora.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [PATCH v6 06/12] clk: mediatek: mt2701: switch mmsys to platform device probing Date: Sat, 7 Dec 2019 23:23:43 +0100 Message-Id: <20191207222349.23161-7-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207222349.23161-1-matthias.bgg@kernel.org> References: <20191207222349.23161-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_142458_802681_0400E67E X-CRM114-Status: GOOD ( 11.84 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger Switch probing for the MMSYS to support invocation to a plain paltform device. The driver will be probed by the DRM subsystem. Signed-off-by: Matthias Brugger --- drivers/clk/mediatek/clk-mt2701-mm.c | 41 ++++++++++++++++++++-------- 1 file changed, 29 insertions(+), 12 deletions(-) diff --git a/drivers/clk/mediatek/clk-mt2701-mm.c b/drivers/clk/mediatek/clk-mt2701-mm.c index 054b597d4a73..4a9433c2b2b8 100644 --- a/drivers/clk/mediatek/clk-mt2701-mm.c +++ b/drivers/clk/mediatek/clk-mt2701-mm.c @@ -4,14 +4,20 @@ * Author: Shunli Wang */ +#include #include #include +#include #include "clk-mtk.h" #include "clk-gate.h" #include +struct clk_mt2701_mm_priv { + struct clk_onecell_data *clk_data; +}; + static const struct mtk_gate_regs disp0_cg_regs = { .set_ofs = 0x0104, .clr_ofs = 0x0108, @@ -79,23 +85,25 @@ static const struct mtk_gate mm_clks[] = { GATE_DISP1(CLK_MM_TVE_FMM, "mm_tve_fmm", "mm_sel", 14), }; -static const struct of_device_id of_match_clk_mt2701_mm[] = { - { .compatible = "mediatek,mt2701-mmsys", }, - {} -}; - static int clk_mt2701_mm_probe(struct platform_device *pdev) { - struct clk_onecell_data *clk_data; int r; - struct device_node *node = pdev->dev.of_node; + struct device_node *node = pdev->dev.parent->of_node; + struct clk_mt2701_mm_priv *private; + + private = devm_kzalloc(&pdev->dev, sizeof(*private), GFP_KERNEL); + if (!private) + return -ENOMEM; - clk_data = mtk_alloc_clk_data(CLK_MM_NR); + private->clk_data = mtk_alloc_clk_data(CLK_MM_NR); + + platform_set_drvdata(pdev, private); mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks), - clk_data); + private->clk_data); - r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + r = of_clk_add_provider(node, of_clk_src_onecell_get, + private->clk_data); if (r) dev_err(&pdev->dev, "could not register clock provider: %s: %d\n", @@ -104,12 +112,21 @@ static int clk_mt2701_mm_probe(struct platform_device *pdev) return r; } +static int clk_mt2701_mm_remove(struct platform_device *pdev) +{ + struct clk_mt2701_mm_priv *private = platform_get_drvdata(pdev); + + kfree(private->clk_data); + + return 0; +} + static struct platform_driver clk_mt2701_mm_drv = { .probe = clk_mt2701_mm_probe, + .remove = clk_mt2701_mm_remove, .driver = { .name = "clk-mt2701-mm", - .of_match_table = of_match_clk_mt2701_mm, }, }; -builtin_platform_driver(clk_mt2701_mm_drv); +module_platform_driver(clk_mt2701_mm_drv); From patchwork Sat Dec 7 22:23:44 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11277913 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D9F65138D for ; Sat, 7 Dec 2019 22:27:06 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B658524677 for ; Sat, 7 Dec 2019 22:27:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="nZRFWo1i"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="o2cYWX7X" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B658524677 Authentication-Results: mail.kernel.org; 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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiXW-0002hR-TQ; Sat, 07 Dec 2019 22:27:02 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiVb-00083U-As; Sat, 07 Dec 2019 22:25:06 +0000 Received: from ziggy.de (unknown [95.169.229.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0BA972467A; Sat, 7 Dec 2019 22:24:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575757502; bh=auWyY9ONWyopnTa7jwZEHJgz7lHXT4cKj+bG2jBUqvU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=o2cYWX7XYwqfasgRwBzONZXnGSG79B7RJcVEYVIuszy/TFDcXPT1rcAZ0y+gZfEq0 aViL0R5MtDtN3RwE2tC4t73mCKE6ZSeVb5PfQoOqzXroHT2BrO5Ot5rF47vJIW0Orq XnH+BckYHxugym2U9RzAfKVCwtzgiFYIvPWXdPbk= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@codeaurora.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [PATCH v6 07/12] clk: mediatek: mt2712e: switch to platform device probing Date: Sat, 7 Dec 2019 23:23:44 +0100 Message-Id: <20191207222349.23161-8-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207222349.23161-1-matthias.bgg@kernel.org> References: <20191207222349.23161-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_142503_531502_A8D4F314 X-CRM114-Status: GOOD ( 12.13 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger Switch probing for the MMSYS to support invocation to a plain paltform device. The driver will be probed by the DRM subsystem. Signed-off-by: Matthias Brugger --- drivers/clk/mediatek/clk-mt2712-mm.c | 39 +++++++++++++++++++--------- 1 file changed, 27 insertions(+), 12 deletions(-) diff --git a/drivers/clk/mediatek/clk-mt2712-mm.c b/drivers/clk/mediatek/clk-mt2712-mm.c index 1c5948be35f3..d018db568263 100644 --- a/drivers/clk/mediatek/clk-mt2712-mm.c +++ b/drivers/clk/mediatek/clk-mt2712-mm.c @@ -4,14 +4,20 @@ * Author: Weiyi Lu */ +#include #include #include +#include #include "clk-mtk.h" #include "clk-gate.h" #include +struct clk_mt2712_mm_priv { + struct clk_onecell_data *clk_data; +}; + static const struct mtk_gate_regs mm0_cg_regs = { .set_ofs = 0x104, .clr_ofs = 0x108, @@ -128,16 +134,22 @@ static const struct mtk_gate mm_clks[] = { static int clk_mt2712_mm_probe(struct platform_device *pdev) { - struct clk_onecell_data *clk_data; int r; - struct device_node *node = pdev->dev.of_node; + struct device_node *node = pdev->dev.parent->of_node; + struct clk_mt2712_mm_priv *private; + + private = devm_kzalloc(&pdev->dev, sizeof(*private), GFP_KERNEL); + if (!private) + return -ENOMEM; - clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK); + private->clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK); + platform_set_drvdata(pdev, private); mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks), - clk_data); + private->clk_data); - r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + r = of_clk_add_provider(node, of_clk_src_onecell_get, + private->clk_data); if (r != 0) pr_err("%s(): could not register clock provider: %d\n", @@ -146,17 +158,20 @@ static int clk_mt2712_mm_probe(struct platform_device *pdev) return r; } -static const struct of_device_id of_match_clk_mt2712_mm[] = { - { .compatible = "mediatek,mt2712-mmsys", }, - {} -}; +static int clk_mt2712_mm_remove(struct platform_device *pdev) +{ + struct clk_mt2712_mm_priv *private = platform_get_drvdata(pdev); + + kfree(private->clk_data); + + return 0; +} static struct platform_driver clk_mt2712_mm_drv = { .probe = clk_mt2712_mm_probe, + .remove = clk_mt2712_mm_remove, .driver = { .name = "clk-mt2712-mm", - .of_match_table = of_match_clk_mt2712_mm, }, }; - -builtin_platform_driver(clk_mt2712_mm_drv); +module_platform_driver(clk_mt2712_mm_drv); From patchwork Sat Dec 7 22:23:45 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11277917 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0C05C1805 for ; Sat, 7 Dec 2019 22:27:21 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DBA3B24670 for ; Sat, 7 Dec 2019 22:27:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="EMxpDq5Z"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="EIy223Gf" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DBA3B24670 Authentication-Results: mail.kernel.org; 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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiXn-0002wi-BR; Sat, 07 Dec 2019 22:27:19 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiVg-00008W-TH; Sat, 07 Dec 2019 22:25:12 +0000 Received: from ziggy.de (unknown [95.169.229.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0DA2E24684; Sat, 7 Dec 2019 22:25:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575757507; bh=TiW6KdtW/ar4YbEgXwuzvM2malWSh9JMEZcRb2LrTeE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=EIy223GfLfJ1Jh2RMn4ZaTBhUU3ruVrxeM/rHhKeyeyTaIr56xDav0PYUmGBorz/C +v+DBS/1RiUGCyCRpCDgdYuYqKvC7Zl9EI/HcM/KEAG/ceYkSjfipc95esttNamXlu VAboNB0fCb8FXoeyWxmSrmROjjjAS3cc3m3nTG1g= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@codeaurora.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [PATCH v6 08/12] clk: mediatek: mt6779: switch mmsys to platform device probing Date: Sat, 7 Dec 2019 23:23:45 +0100 Message-Id: <20191207222349.23161-9-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207222349.23161-1-matthias.bgg@kernel.org> References: <20191207222349.23161-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_142509_086082_0084D625 X-CRM114-Status: GOOD ( 11.42 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger Switch probing for the MMSYS to support invocation to a plain paltform device. The driver will be probed by the DRM subsystem. Singed-off-by: Matthias Brugger --- drivers/clk/mediatek/clk-mt6779-mm.c | 41 +++++++++++++++++++--------- 1 file changed, 28 insertions(+), 13 deletions(-) diff --git a/drivers/clk/mediatek/clk-mt6779-mm.c b/drivers/clk/mediatek/clk-mt6779-mm.c index fb5fbb8e3e41..439ec460c166 100644 --- a/drivers/clk/mediatek/clk-mt6779-mm.c +++ b/drivers/clk/mediatek/clk-mt6779-mm.c @@ -4,13 +4,19 @@ * Author: Wendell Lin */ +#include #include #include #include +#include #include "clk-mtk.h" #include "clk-gate.h" +struct clk_mt6779_mm_priv { + struct clk_onecell_data *clk_data; +}; + static const struct mtk_gate_regs mm0_cg_regs = { .set_ofs = 0x0104, .clr_ofs = 0x0108, @@ -84,30 +90,39 @@ static const struct mtk_gate mm_clks[] = { GATE_MM1(CLK_MM_DISP_OVL_FBDC, "mm_disp_ovl_fbdc", "mm_sel", 16), }; -static const struct of_device_id of_match_clk_mt6779_mm[] = { - { .compatible = "mediatek,mt6779-mmsys", }, - {} -}; - static int clk_mt6779_mm_probe(struct platform_device *pdev) { - struct clk_onecell_data *clk_data; - struct device_node *node = pdev->dev.of_node; + struct clk_mt6779_mm_priv *private; + struct device_node *node = pdev->dev.parent->of_node; + + private = devm_kzalloc(&pdev->dev, sizeof(*private), GFP_KERNEL); + if (!private) + return -ENOMEM; - clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK); + private->clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK); + platform_set_drvdata(pdev, private); mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks), - clk_data); + private->clk_data); - return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + return of_clk_add_provider(node, of_clk_src_onecell_get, + private->clk_data); +} + +static int clk_mt6779_mm_remove(struct platform_device *pdev) +{ + struct clk_mt6779_mm_priv *private = platform_get_drvdata(pdev); + + kfree(private->clk_data); + + return 0; } static struct platform_driver clk_mt6779_mm_drv = { .probe = clk_mt6779_mm_probe, + .remove = clk_mt6779_mm_remove, .driver = { .name = "clk-mt6779-mm", - .of_match_table = of_match_clk_mt6779_mm, }, }; - -builtin_platform_driver(clk_mt6779_mm_drv); +module_platform_driver(clk_mt6779_mm_drv); From patchwork Sat Dec 7 22:23:46 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11277921 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D5CB8138D for ; Sat, 7 Dec 2019 22:27:43 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 76B6C205F4 for ; Sat, 7 Dec 2019 22:27:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="N7tiO3PV"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="oTk9G2sB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 76B6C205F4 Authentication-Results: mail.kernel.org; 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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiYA-0003Ij-5B; Sat, 07 Dec 2019 22:27:42 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiVm-0000cm-3X; Sat, 07 Dec 2019 22:25:16 +0000 Received: from ziggy.de (unknown [95.169.229.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 10A922467E; Sat, 7 Dec 2019 22:25:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575757512; bh=3FbY01Yo8wuTVmQw8dJE0UXjIQE+PrPmANVZvznNVUY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oTk9G2sBHb4Rs/Xzgxndd+REnUUU0U3N/KbgKH7dZG0QOLMBjjOvdZ/5sOyBblqF+ qwJ7VpOder4VkqYXE4l+uFqJb9FQ2uBKZcLKCM9VF4HdN4G9seMNWsaIxFyLO7KWSV QWkAjNEBIF+jSddR8/d+YdykgKEZ1YoL8SStMDkM= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@codeaurora.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [PATCH v6 09/12] clk: mediatek: mt6797: switch to platform device probing Date: Sat, 7 Dec 2019 23:23:46 +0100 Message-Id: <20191207222349.23161-10-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207222349.23161-1-matthias.bgg@kernel.org> References: <20191207222349.23161-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_142514_214675_B74F127A X-CRM114-Status: GOOD ( 11.96 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger Switch probing for the MMSYS to support invocation to a plain paltform device. The driver will be probed by the DRM subsystem. Signed-off-by: Matthias Brugger --- drivers/clk/mediatek/clk-mt6797-mm.c | 43 +++++++++++++++++++--------- 1 file changed, 29 insertions(+), 14 deletions(-) diff --git a/drivers/clk/mediatek/clk-mt6797-mm.c b/drivers/clk/mediatek/clk-mt6797-mm.c index 8f05653b387d..1aea4f8d5a9d 100644 --- a/drivers/clk/mediatek/clk-mt6797-mm.c +++ b/drivers/clk/mediatek/clk-mt6797-mm.c @@ -4,13 +4,19 @@ * Author: Kevin Chen */ +#include #include #include +#include #include #include "clk-mtk.h" #include "clk-gate.h" +struct clk_mt6797_mm_priv { + struct clk_onecell_data *clk_data; +}; + static const struct mtk_gate_regs mm0_cg_regs = { .set_ofs = 0x0104, .clr_ofs = 0x0108, @@ -92,23 +98,24 @@ static const struct mtk_gate mm_clks[] = { "clk26m", 3), }; -static const struct of_device_id of_match_clk_mt6797_mm[] = { - { .compatible = "mediatek,mt6797-mmsys", }, - {} -}; - static int clk_mt6797_mm_probe(struct platform_device *pdev) { - struct clk_onecell_data *clk_data; + struct clk_mt6797_mm_priv *private; int r; - struct device_node *node = pdev->dev.of_node; + struct device *parent = pdev->dev.parent; + + private = devm_kzalloc(&pdev->dev, sizeof(*private), GFP_KERNEL); + if (!private) + return -ENOMEM; - clk_data = mtk_alloc_clk_data(CLK_MM_NR); + private->clk_data = mtk_alloc_clk_data(CLK_MM_NR); + platform_set_drvdata(pdev, private); - mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks), - clk_data); + mtk_clk_register_gates(parent->of_node, mm_clks, ARRAY_SIZE(mm_clks), + private->clk_data); - r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + r = of_clk_add_provider(parent->of_node, of_clk_src_onecell_get, + private->clk_data); if (r) dev_err(&pdev->dev, "could not register clock provider: %s: %d\n", @@ -117,12 +124,20 @@ static int clk_mt6797_mm_probe(struct platform_device *pdev) return r; } +static int clk_mt6797_mm_remove(struct platform_device *pdev) +{ + struct clk_mt6797_mm_priv *private = platform_get_drvdata(pdev); + + kfree(private->clk_data); + + return 0; +} + static struct platform_driver clk_mt6797_mm_drv = { .probe = clk_mt6797_mm_probe, + .remove = clk_mt6797_mm_remove, .driver = { .name = "clk-mt6797-mm", - .of_match_table = of_match_clk_mt6797_mm, }, }; - -builtin_platform_driver(clk_mt6797_mm_drv); +module_platform_driver(clk_mt6797_mm_drv); From patchwork Sat Dec 7 22:23:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11277927 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3A6111575 for ; Sat, 7 Dec 2019 22:27:59 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 06C1824670 for ; Sat, 7 Dec 2019 22:27:59 +0000 (UTC) Authentication-Results: mail.kernel.org; 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c=relaxed/simple; d=kernel.org; s=default; t=1575757517; bh=q7YR4HMuFuPvR0RHWH0ycHC5MCSJKPZtTtyErowzU74=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oHJd7SdyDsbnvS03itu1WhPFsk4qurb84v+sPFd/yCQrRsses75DkrsP4CqtSwZ4r h66S1OXeCi9jHDllgCSigCY1JNe0ZQTl1dTJ2O36tflUPF9hsdq+woH8SpI+Q5glTP 0LUv3CeTPapswzJXohRsOc4+LD5TmKNERxpzgPKg= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@codeaurora.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [PATCH v6 10/12] clk: mediatek: mt8183: switch mmsys to platform device probing Date: Sat, 7 Dec 2019 23:23:47 +0100 Message-Id: <20191207222349.23161-11-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207222349.23161-1-matthias.bgg@kernel.org> References: <20191207222349.23161-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_142518_231736_5FEC65FC X-CRM114-Status: GOOD ( 11.34 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger Switch probing for the MMSYS to support invocation to a plain paltform device. The driver will be probed by the DRM subsystem. Singed-off-by: Matthias Brugger --- drivers/clk/mediatek/clk-mt8183-mm.c | 39 +++++++++++++++++++--------- 1 file changed, 27 insertions(+), 12 deletions(-) diff --git a/drivers/clk/mediatek/clk-mt8183-mm.c b/drivers/clk/mediatek/clk-mt8183-mm.c index 720c696b506d..e6dcad18d81a 100644 --- a/drivers/clk/mediatek/clk-mt8183-mm.c +++ b/drivers/clk/mediatek/clk-mt8183-mm.c @@ -3,14 +3,20 @@ // Copyright (c) 2018 MediaTek Inc. // Author: Weiyi Lu +#include #include #include +#include #include "clk-mtk.h" #include "clk-gate.h" #include +struct clk_mt8183_mm_priv { + struct clk_onecell_data *clk_data; +}; + static const struct mtk_gate_regs mm0_cg_regs = { .set_ofs = 0x104, .clr_ofs = 0x108, @@ -84,28 +90,37 @@ static const struct mtk_gate mm_clks[] = { static int clk_mt8183_mm_probe(struct platform_device *pdev) { - struct clk_onecell_data *clk_data; - struct device_node *node = pdev->dev.of_node; + struct clk_mt8183_mm_priv *private; + struct device_node *node = pdev->dev.parent->of_node; + + private = devm_kzalloc(&pdev->dev, sizeof(*private), GFP_KERNEL); + if (!private) + return -ENOMEM; - clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK); + private->clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK); + platform_set_drvdata(pdev, private); mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks), - clk_data); + private->clk_data); - return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + return of_clk_add_provider(node, of_clk_src_onecell_get, + private->clk_data); } -static const struct of_device_id of_match_clk_mt8183_mm[] = { - { .compatible = "mediatek,mt8183-mmsys", }, - {} -}; +static int clk_mt8183_mm_remove(struct platform_device *pdev) +{ + struct clk_mt8183_mm_priv *private = platform_get_drvdata(pdev); + + kfree(private->clk_data); + + return 0; +} static struct platform_driver clk_mt8183_mm_drv = { .probe = clk_mt8183_mm_probe, + .remove = clk_mt8183_mm_remove, .driver = { .name = "clk-mt8183-mm", - .of_match_table = of_match_clk_mt8183_mm, }, }; - -builtin_platform_driver(clk_mt8183_mm_drv); +module_platform_driver(clk_mt8183_mm_drv); From patchwork Sat Dec 7 22:23:48 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11277931 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B315B6C1 for ; Sat, 7 Dec 2019 22:28:21 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 816F224670 for ; Sat, 7 Dec 2019 22:28:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="PYVZ+3ye"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="PqqNIeJU" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 816F224670 Authentication-Results: mail.kernel.org; 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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiYm-0003sy-8D; Sat, 07 Dec 2019 22:28:20 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiVv-000124-37; Sat, 07 Dec 2019 22:25:24 +0000 Received: from ziggy.de (unknown [95.169.229.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 109F324670; Sat, 7 Dec 2019 22:25:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575757522; bh=JSPEnmIDkobd2bvgU/0fVPQfLB35GOvh84DoJ03YQtA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PqqNIeJUavGo/1owGDANSu0nVFlZoXq1V7qJcy8wAnGDm/8Adgxi5X5BC3xI4O/fn I60wYCSpdh80jnHfaU8/kYROSC/pn6m4MT1HJsDsdRLTFLHPhJYvwMsS3Q0wXf2uXj AGUYjqYrJeXuM4hx0WXzBJi0T4Ke3pHgrL5wk1RY= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@codeaurora.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [PATCH v6 11/12] clk: mediatek: mt8173: switch mmsys to platform device probing Date: Sat, 7 Dec 2019 23:23:48 +0100 Message-Id: <20191207222349.23161-12-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207222349.23161-1-matthias.bgg@kernel.org> References: <20191207222349.23161-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_142523_182787_AA9F4827 X-CRM114-Status: GOOD ( 12.03 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger Switch probing for the MMSYS to support invocation to a plain paltform device. The driver will be probed by the DRM subsystem. Signed-off-by: Matthias Brugger --- drivers/clk/mediatek/clk-mt8173.c | 51 ++++++++++++++++++++++++++----- 1 file changed, 44 insertions(+), 7 deletions(-) diff --git a/drivers/clk/mediatek/clk-mt8173.c b/drivers/clk/mediatek/clk-mt8173.c index 537a7f49b0f7..1e6a390534e4 100644 --- a/drivers/clk/mediatek/clk-mt8173.c +++ b/drivers/clk/mediatek/clk-mt8173.c @@ -5,8 +5,11 @@ */ #include +#include #include #include +#include +#include #include "clk-mtk.h" #include "clk-gate.h" @@ -783,7 +786,7 @@ static const struct mtk_gate_regs mm1_cg_regs __initconst = { .ops = &mtk_clk_gate_ops_setclr, \ } -static const struct mtk_gate mm_clks[] __initconst = { +static const struct mtk_gate mm_clks[] = { /* MM0 */ GATE_MM0(CLK_MM_SMI_COMMON, "mm_smi_common", "mm_sel", 0), GATE_MM0(CLK_MM_SMI_LARB0, "mm_smi_larb0", "mm_sel", 1), @@ -1144,22 +1147,56 @@ static void __init mtk_imgsys_init(struct device_node *node) } CLK_OF_DECLARE(mtk_imgsys, "mediatek,mt8173-imgsys", mtk_imgsys_init); -static void __init mtk_mmsys_init(struct device_node *node) -{ +struct mtk_mmsys_priv { struct clk_onecell_data *clk_data; +}; + +static int mtk_mmsys_probe(struct platform_device *pdev) +{ int r; + struct device_node *node; + struct mtk_mmsys_priv *private; + + node = pdev->dev.parent->of_node; - clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK); + private = devm_kzalloc(&pdev->dev, sizeof(*private), GFP_KERNEL); + if (!private) + return -ENOMEM; + + private->clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK); + + platform_set_drvdata(pdev, private); mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks), - clk_data); + private->clk_data); - r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + r = of_clk_add_provider(node, of_clk_src_onecell_get, + private->clk_data); if (r) pr_err("%s(): could not register clock provider: %d\n", __func__, r); + + return r; +} + +static int mtk_mmsys_remove(struct platform_device *pdev) +{ + struct mtk_mmsys_priv *private; + private = platform_get_drvdata(pdev); + + kfree(private->clk_data); + + return 0; } -CLK_OF_DECLARE(mtk_mmsys, "mediatek,mt8173-mmsys", mtk_mmsys_init); + +static struct platform_driver clk_mt8173_mm_drv = { + .probe = mtk_mmsys_probe, + .remove = mtk_mmsys_remove, + .driver = { + .name = "clk-mt8173-mm", + }, +}; +module_platform_driver(clk_mt8173_mm_drv); static void __init mtk_vdecsys_init(struct device_node *node) { From patchwork Sat Dec 7 22:23:49 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11277935 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7407A1575 for ; Sat, 7 Dec 2019 22:28:38 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 46A1D24670 for ; Sat, 7 Dec 2019 22:28:38 +0000 (UTC) Authentication-Results: mail.kernel.org; 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b=nPet02/I9PvR96 EREjwwzqyWWYoxhuy99FIqK8RIL6eF5ytkKQibdU1sYnxP4W8ZVI3V/aaDL/EGgeVPwbvIbHZBXJw c6/2vVzjzGLwhQQ/ayStaryWFj6Qn0Es8POoheOnoHGsVIvcXdFpXzdRkQvz1IsPE15tPsPptGwnz a39sh4ZSVlBBlRlFV1hr39kHEyslMhyfH1+j3WAcfXvr8g/MF/5mEqTe9DJiAC09VwVQeHwAYz/Pb BpT1Dm3gVuw48uxlQA2McAvrjV0Ssjbpp1soaF1d+bymjPbrJOF4MAhEO4Ws9g+VpVRdw745LGDpF TBqA3GG8h2oilAmbk/+g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiZ0-00046X-Gy; Sat, 07 Dec 2019 22:28:34 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiW0-00017r-9D; Sat, 07 Dec 2019 22:25:30 +0000 Received: from ziggy.de (unknown [95.169.229.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1331224677; Sat, 7 Dec 2019 22:25:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575757527; bh=2c1gUv8XKvS1eMqQrdyjBwQRMHyDf9x2WLP/L/N/oYk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ttzFH9u03f7G9wKj1dtgPYaiqaISA6clMQRw3YMAallOWXG37EZpFmxunEwlB26jH t804u5QGOOIDea4aEzZCQSQ8GbQkfGXiiNzmWTuSHw3I8+t7a4p5WmRmK06IT9DPFt 0J0v6hAFNH9iNi1tqCiI1+oqKza4Q1UWV9BbbM40= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@codeaurora.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [PATCH v6 12/12] drm/mediatek: Add support for mmsys through a pdev Date: Sat, 7 Dec 2019 23:23:49 +0100 Message-Id: <20191207222349.23161-13-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207222349.23161-1-matthias.bgg@kernel.org> References: <20191207222349.23161-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_142528_430565_AF5A2E98 X-CRM114-Status: GOOD ( 12.38 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger The MMSYS subsystem includes clocks and drm components. This patch adds an initailization path through a platform device for the clock part, so that both drivers get probed from the same device tree compatible. Signed-off-by: Matthias Brugger --- drivers/gpu/drm/mediatek/mtk_drm_drv.c | 24 ++++++++++++++++++++++++ drivers/gpu/drm/mediatek/mtk_drm_drv.h | 2 ++ 2 files changed, 26 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 210455e9f46c..5ada74d8d0c9 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -186,6 +186,7 @@ static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = { .ext_path = mt2701_mtk_ddp_ext, .ext_len = ARRAY_SIZE(mt2701_mtk_ddp_ext), .shadow_register = true, + .clk_drv_name = "clk-mt2701-mm", }; static const struct mtk_mmsys_driver_data mt2712_mmsys_driver_data = { @@ -195,6 +196,7 @@ static const struct mtk_mmsys_driver_data mt2712_mmsys_driver_data = { .ext_len = ARRAY_SIZE(mt2712_mtk_ddp_ext), .third_path = mt2712_mtk_ddp_third, .third_len = ARRAY_SIZE(mt2712_mtk_ddp_third), + .clk_drv_name = "clk-mt2712-mm", }; static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = { @@ -202,6 +204,7 @@ static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = { .main_len = ARRAY_SIZE(mt8173_mtk_ddp_main), .ext_path = mt8173_mtk_ddp_ext, .ext_len = ARRAY_SIZE(mt8173_mtk_ddp_ext), + .clk_drv_name = "clk-mt8173-mm", }; static int mtk_drm_kms_init(struct drm_device *drm) @@ -499,6 +502,24 @@ static int mtk_drm_probe(struct platform_device *pdev) INIT_WORK(&private->commit.work, mtk_atomic_work); private->data = of_device_get_match_data(dev); + /* + * MMSYS includes apart from components management a block providing + * clocks for the subsystem. We probe this clock driver via a platform + * device. + */ + if (private->data->clk_drv_name) { + private->clk_dev = platform_device_register_data(dev, + private->data->clk_drv_name, -1, + NULL, 0); + + if (IS_ERR(private->clk_dev)) { + dev_err(dev, "failed to register %s platform device\n", + private->data->clk_drv_name); + + return PTR_ERR(private->clk_dev); + } + } + private->config_regs = syscon_node_to_regmap(dev->of_node); if (IS_ERR(private->config_regs)) return PTR_ERR(private->config_regs); @@ -605,6 +626,9 @@ static int mtk_drm_remove(struct platform_device *pdev) for (i = 0; i < DDP_COMPONENT_ID_MAX; i++) of_node_put(private->comp_node[i]); + if (private->clk_dev) + platform_device_unregister(private->clk_dev); + return 0; } diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h index 63a121577dcb..8fe9136adc38 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h @@ -29,11 +29,13 @@ struct mtk_mmsys_driver_data { unsigned int third_len; bool shadow_register; + const char *clk_drv_name; }; struct mtk_drm_private { struct drm_device *drm; struct device *dma_dev; + struct platform_device *clk_dev; unsigned int num_pipes;