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Fri, 21 Mar 2025 02:35:33 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by MTKMBS09N1.mediatek.inc (172.21.101.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.39; Fri, 21 Mar 2025 17:35:31 +0800 Received: from mtksitap99.mediatek.inc (10.233.130.16) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1258.39 via Frontend Transport; Fri, 21 Mar 2025 17:35:31 +0800 From: paul-pl.chen To: , , , , Subject: [PATCH v2 07/15] soc: mediatek: mutex: refactor SOF settings for output components Date: Fri, 21 Mar 2025 17:33:36 +0800 Message-ID: <20250321093435.94835-8-paul-pl.chen@mediatek.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20250321093435.94835-1-paul-pl.chen@mediatek.com> References: <20250321093435.94835-1-paul-pl.chen@mediatek.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250321_023536_536528_C4E94EF5 X-CRM114-Status: GOOD ( 13.29 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, xiandong.wang@mediatek.com, jason-jh.lin@mediatek.com, singo.chang@mediatek.com, treapking@chromium.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Project_Global_Chrome_Upstream_Group@mediatek.com, paul-pl.chen@mediatek.com, nancy.lin@mediatek.com, linux-mediatek@lists.infradead.org, sunny.shen@mediatek.com, p.zabel@pengutronix.de, sirius.wang@mediatek.com, matthias.bgg@gmail.com, linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: Nancy Lin Refactor SOF settings by adding mtk_mutex_get_output_comp_sof() and extracting SOF logic from mtk_mutex_add_comp() and mtk_mutex_remove_comp(). - Added mtk_mutex_add_comp_sof() and mtk_mutex_remove_comp_sof() for SOF settings. - Reused the switch case for SOF IDs. - Separated MOD and SOF logic. Signed-off-by: Nancy Lin Signed-off-by: Paul-pl Chen --- drivers/soc/mediatek/mtk-mutex.c | 121 +++++++++++++++---------- include/linux/soc/mediatek/mtk-mutex.h | 4 + 2 files changed, 79 insertions(+), 46 deletions(-) diff --git a/drivers/soc/mediatek/mtk-mutex.c b/drivers/soc/mediatek/mtk-mutex.c index aaa965d4b050..c026ac0e6969 100644 --- a/drivers/soc/mediatek/mtk-mutex.c +++ b/drivers/soc/mediatek/mtk-mutex.c @@ -853,43 +853,84 @@ void mtk_mutex_unprepare(struct mtk_mutex *mutex) } EXPORT_SYMBOL_GPL(mtk_mutex_unprepare); -void mtk_mutex_add_comp(struct mtk_mutex *mutex, - enum mtk_ddp_comp_id id) +static int mtk_mutex_get_output_comp_sof(enum mtk_ddp_comp_id id) { - struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx, - mutex[mutex->id]); - unsigned int reg; - unsigned int sof_id; - unsigned int offset; - - WARN_ON(&mtx->mutex[mutex->id] != mutex); - switch (id) { case DDP_COMPONENT_DSI0: - sof_id = MUTEX_SOF_DSI0; - break; + return MUTEX_SOF_DSI0; case DDP_COMPONENT_DSI1: - sof_id = MUTEX_SOF_DSI0; - break; + return MUTEX_SOF_DSI1; case DDP_COMPONENT_DSI2: - sof_id = MUTEX_SOF_DSI2; - break; + return MUTEX_SOF_DSI2; case DDP_COMPONENT_DSI3: - sof_id = MUTEX_SOF_DSI3; - break; + return MUTEX_SOF_DSI3; case DDP_COMPONENT_DPI0: - sof_id = MUTEX_SOF_DPI0; - break; + return MUTEX_SOF_DPI0; case DDP_COMPONENT_DPI1: - sof_id = MUTEX_SOF_DPI1; - break; + return MUTEX_SOF_DPI1; case DDP_COMPONENT_DP_INTF0: - sof_id = MUTEX_SOF_DP_INTF0; - break; + return MUTEX_SOF_DP_INTF0; case DDP_COMPONENT_DP_INTF1: - sof_id = MUTEX_SOF_DP_INTF1; - break; + return MUTEX_SOF_DP_INTF1; default: + break; + } + + return -EINVAL; +} + +void mtk_mutex_add_comp_sof(struct mtk_mutex *mutex, enum mtk_ddp_comp_id id) +{ + struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx, + mutex[mutex->id]); + int sof_id = mtk_mutex_get_output_comp_sof(id); + unsigned int offset; + + if (sof_id < 0 || sof_id >= DDP_MUTEX_SOF_MAX) + return; + + WARN_ON(&mtx->mutex[mutex->id] != mutex); + + offset = DISP_REG_MUTEX_SOF(mtx->data->mutex_sof_reg, mutex->id); + + writel_relaxed(mtx->data->mutex_sof[sof_id], + mtx->regs + offset); +} +EXPORT_SYMBOL_GPL(mtk_mutex_add_comp_sof); + +void mtk_mutex_remove_comp_sof(struct mtk_mutex *mutex, enum mtk_ddp_comp_id id) +{ + struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx, + mutex[mutex->id]); + unsigned int reg; + int sof_id = mtk_mutex_get_output_comp_sof(id); + unsigned int offset; + + if (sof_id < 0 || sof_id >= DDP_MUTEX_SOF_MAX) + return; + + WARN_ON(&mtx->mutex[mutex->id] != mutex); + + offset = DISP_REG_MUTEX_SOF(mtx->data->mutex_sof_reg, mutex->id); + reg = readl_relaxed(mtx->regs + offset); + reg &= ~(1 << mtx->data->mutex_sof[id]); + + writel_relaxed(reg, mtx->regs + offset); +} +EXPORT_SYMBOL_GPL(mtk_mutex_remove_comp_sof); + +void mtk_mutex_add_comp(struct mtk_mutex *mutex, + enum mtk_ddp_comp_id id) +{ + struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx, + mutex[mutex->id]); + unsigned int reg; + unsigned int offset; + bool is_output_comp = !!mtk_mutex_get_output_comp_sof(id); + + WARN_ON(&mtx->mutex[mutex->id] != mutex); + + if (!is_output_comp) { if (mtx->data->mutex_mod[id] < 32) { offset = DISP_REG_MUTEX_MOD(mtx->data->mutex_mod_reg, mutex->id); @@ -902,12 +943,10 @@ void mtk_mutex_add_comp(struct mtk_mutex *mutex, reg |= 1 << (mtx->data->mutex_mod[id] - 32); writel_relaxed(reg, mtx->regs + offset); } - return; } - writel_relaxed(mtx->data->mutex_sof[sof_id], - mtx->regs + - DISP_REG_MUTEX_SOF(mtx->data->mutex_sof_reg, mutex->id)); + if (is_output_comp) + mtk_mutex_add_comp_sof(mutex, id); } EXPORT_SYMBOL_GPL(mtk_mutex_add_comp); @@ -918,24 +957,11 @@ void mtk_mutex_remove_comp(struct mtk_mutex *mutex, mutex[mutex->id]); unsigned int reg; unsigned int offset; + bool is_output_comp = !!mtk_mutex_get_output_comp_sof(id); WARN_ON(&mtx->mutex[mutex->id] != mutex); - switch (id) { - case DDP_COMPONENT_DSI0: - case DDP_COMPONENT_DSI1: - case DDP_COMPONENT_DSI2: - case DDP_COMPONENT_DSI3: - case DDP_COMPONENT_DPI0: - case DDP_COMPONENT_DPI1: - case DDP_COMPONENT_DP_INTF0: - case DDP_COMPONENT_DP_INTF1: - writel_relaxed(MUTEX_SOF_SINGLE_MODE, - mtx->regs + - DISP_REG_MUTEX_SOF(mtx->data->mutex_sof_reg, - mutex->id)); - break; - default: + if (!is_output_comp) { if (mtx->data->mutex_mod[id] < 32) { offset = DISP_REG_MUTEX_MOD(mtx->data->mutex_mod_reg, mutex->id); @@ -948,8 +974,11 @@ void mtk_mutex_remove_comp(struct mtk_mutex *mutex, reg &= ~(1 << (mtx->data->mutex_mod[id] - 32)); writel_relaxed(reg, mtx->regs + offset); } - break; } + + if (is_output_comp) + mtk_mutex_remove_comp_sof(mutex, id); + } EXPORT_SYMBOL_GPL(mtk_mutex_remove_comp); diff --git a/include/linux/soc/mediatek/mtk-mutex.h b/include/linux/soc/mediatek/mtk-mutex.h index 635218e3ac68..515e2d8bfc90 100644 --- a/include/linux/soc/mediatek/mtk-mutex.h +++ b/include/linux/soc/mediatek/mtk-mutex.h @@ -69,6 +69,10 @@ enum mtk_mutex_sof_index { struct mtk_mutex *mtk_mutex_get(struct device *dev); int mtk_mutex_prepare(struct mtk_mutex *mutex); +void mtk_mutex_add_comp_sof(struct mtk_mutex *mutex, + enum mtk_ddp_comp_id id); +void mtk_mutex_remove_comp_sof(struct mtk_mutex *mutex, + enum mtk_ddp_comp_id id); void mtk_mutex_add_comp(struct mtk_mutex *mutex, enum mtk_ddp_comp_id id); void mtk_mutex_enable(struct mtk_mutex *mutex);