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Wed, 01 Jan 2020 20:02:18 -0800 Received: from mtkmbs05n1.mediatek.inc (172.21.101.15) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 1 Jan 2020 20:02:20 -0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 2 Jan 2020 12:01:50 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 2 Jan 2020 12:01:35 +0800 From: Yongqiang Niu To: CK Hu , Philipp Zabel , "Rob Herring" , Matthias Brugger Subject: [PATCH v6, 03/14] drm/mediatek: make sout select function format same with select input Date: Thu, 2 Jan 2020 12:00:13 +0800 Message-ID: <1577937624-14313-4-git-send-email-yongqiang.niu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1577937624-14313-1-git-send-email-yongqiang.niu@mediatek.com> References: <1577937624-14313-1-git-send-email-yongqiang.niu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200101_200225_107839_6665F800 X-CRM114-Status: GOOD ( 11.52 ) X-Spam-Score: 1.1 (+) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (1.1 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 1.3 RDNS_NONE Delivered to internal network by a host with no rDNS 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Yongqiang Niu , David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, Daniel Vetter , linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org there will be more sout case in the future, make the sout function format same mtk_ddp_sel_in Signed-off-by: Yongqiang Niu --- drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c index 91c9b19..f99f89a1 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c @@ -389,17 +389,23 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur, return value; } -static void mtk_ddp_sout_sel(struct regmap *config_regs, - enum mtk_ddp_comp_id cur, - enum mtk_ddp_comp_id next) +static unsigned int mtk_ddp_sout_sel(enum mtk_ddp_comp_id cur, + enum mtk_ddp_comp_id next, + unsigned int *addr) { + unsigned int value; + if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { - regmap_write(config_regs, DISP_REG_CONFIG_OUT_SEL, - BLS_TO_DSI_RDMA1_TO_DPI1); + *addr = DISP_REG_CONFIG_OUT_SEL; + value = BLS_TO_DSI_RDMA1_TO_DPI1; } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) { - regmap_write(config_regs, DISP_REG_CONFIG_OUT_SEL, - BLS_TO_DPI_RDMA1_TO_DSI); + *addr = DISP_REG_CONFIG_OUT_SEL; + value = BLS_TO_DPI_RDMA1_TO_DSI; + } else { + value = 0; } + + return value; } void mtk_ddp_add_comp_to_path(struct regmap *config_regs, @@ -412,7 +418,9 @@ void mtk_ddp_add_comp_to_path(struct regmap *config_regs, if (value) regmap_update_bits(config_regs, addr, value, value); - mtk_ddp_sout_sel(config_regs, cur, next); + value = mtk_ddp_sout_sel(cur, next, &addr); + if (value) + regmap_update_bits(config_regs, addr, value, value); value = mtk_ddp_sel_in(cur, next, &addr); if (value)