13 #include <linux/soc/mediatek/mtk-mutex.h>
316 	struct mtk_mutex		mutex[MTK_MUTEX_MAX_HANDLES];  member
598  * So that MUTEX can not only send a STREAM_DONE event to GCE
722 		if (!mtx->mutex[i].claimed) {  in mtk_mutex_get()
723 			mtx->mutex[i].claimed = true;  in mtk_mutex_get()
724 			return &mtx->mutex[i];  in mtk_mutex_get()
731 void mtk_mutex_put(struct mtk_mutex *mutex)  in mtk_mutex_put()  argument
733 	struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,  in mtk_mutex_put()
734 						 mutex[mutex->id]);  in mtk_mutex_put()
736 	WARN_ON(&mtx->mutex[mutex->id] != mutex);  in mtk_mutex_put()
738 	mutex->claimed = false;  in mtk_mutex_put()
742 int mtk_mutex_prepare(struct mtk_mutex *mutex)  in mtk_mutex_prepare()  argument
744 	struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,  in mtk_mutex_prepare()
745 						 mutex[mutex->id]);  in mtk_mutex_prepare()
750 void mtk_mutex_unprepare(struct mtk_mutex *mutex)  in mtk_mutex_unprepare()  argument
752 	struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,  in mtk_mutex_unprepare()
753 						 mutex[mutex->id]);  in mtk_mutex_unprepare()
758 void mtk_mutex_add_comp(struct mtk_mutex *mutex,  in mtk_mutex_add_comp()  argument
761 	struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,  in mtk_mutex_add_comp()
762 						 mutex[mutex->id]);  in mtk_mutex_add_comp()
767 	WARN_ON(&mtx->mutex[mutex->id] != mutex);  in mtk_mutex_add_comp()
797 						    mutex->id);  in mtk_mutex_add_comp()
802 			offset = DISP_REG_MUTEX_MOD2(mutex->id);  in mtk_mutex_add_comp()
812 		       DISP_REG_MUTEX_SOF(mtx->data->mutex_sof_reg, mutex->id));  in mtk_mutex_add_comp()
816 void mtk_mutex_remove_comp(struct mtk_mutex *mutex,  in mtk_mutex_remove_comp()  argument
819 	struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,  in mtk_mutex_remove_comp()
820 						 mutex[mutex->id]);  in mtk_mutex_remove_comp()
824 	WARN_ON(&mtx->mutex[mutex->id] != mutex);  in mtk_mutex_remove_comp()
838 						  mutex->id));  in mtk_mutex_remove_comp()
843 						    mutex->id);  in mtk_mutex_remove_comp()
848 			offset = DISP_REG_MUTEX_MOD2(mutex->id);  in mtk_mutex_remove_comp()
858 void mtk_mutex_enable(struct mtk_mutex *mutex)  in mtk_mutex_enable()  argument
860 	struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,  in mtk_mutex_enable()
861 						 mutex[mutex->id]);  in mtk_mutex_enable()
863 	WARN_ON(&mtx->mutex[mutex->id] != mutex);  in mtk_mutex_enable()
865 	writel(1, mtx->regs + DISP_REG_MUTEX_EN(mutex->id));  in mtk_mutex_enable()
869 int mtk_mutex_enable_by_cmdq(struct mtk_mutex *mutex, void *pkt)  in mtk_mutex_enable_by_cmdq()  argument
871 	struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,  in mtk_mutex_enable_by_cmdq()
872 						 mutex[mutex->id]);  in mtk_mutex_enable_by_cmdq()
875 	WARN_ON(&mtx->mutex[mutex->id] != mutex);  in mtk_mutex_enable_by_cmdq()
883 		       mtx->addr + DISP_REG_MUTEX_EN(mutex->id), 1);  in mtk_mutex_enable_by_cmdq()
888 void mtk_mutex_disable(struct mtk_mutex *mutex)  in mtk_mutex_disable()  argument
890 	struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,  in mtk_mutex_disable()
891 						 mutex[mutex->id]);  in mtk_mutex_disable()
893 	WARN_ON(&mtx->mutex[mutex->id] != mutex);  in mtk_mutex_disable()
895 	writel(0, mtx->regs + DISP_REG_MUTEX_EN(mutex->id));  in mtk_mutex_disable()
899 void mtk_mutex_acquire(struct mtk_mutex *mutex)  in mtk_mutex_acquire()  argument
901 	struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,  in mtk_mutex_acquire()
902 						 mutex[mutex->id]);  in mtk_mutex_acquire()
905 	writel(1, mtx->regs + DISP_REG_MUTEX_EN(mutex->id));  in mtk_mutex_acquire()
906 	writel(1, mtx->regs + DISP_REG_MUTEX(mutex->id));  in mtk_mutex_acquire()
907 	if (readl_poll_timeout_atomic(mtx->regs + DISP_REG_MUTEX(mutex->id),  in mtk_mutex_acquire()
909 		pr_err("could not acquire mutex %d\n", mutex->id);  in mtk_mutex_acquire()
913 void mtk_mutex_release(struct mtk_mutex *mutex)  in mtk_mutex_release()  argument
915 	struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,  in mtk_mutex_release()
916 						 mutex[mutex->id]);  in mtk_mutex_release()
918 	writel(0, mtx->regs + DISP_REG_MUTEX(mutex->id));  in mtk_mutex_release()
922 int mtk_mutex_write_mod(struct mtk_mutex *mutex,  in mtk_mutex_write_mod()  argument
925 	struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,  in mtk_mutex_write_mod()
926 						 mutex[mutex->id]);  in mtk_mutex_write_mod()
930 	WARN_ON(&mtx->mutex[mutex->id] != mutex);  in mtk_mutex_write_mod()
948 	 * mutex ID bit accordingly.  in mtk_mutex_write_mod()
952 						mutex->id);  in mtk_mutex_write_mod()
955 						 mutex->id);  in mtk_mutex_write_mod()
971 int mtk_mutex_write_sof(struct mtk_mutex *mutex,  in mtk_mutex_write_sof()  argument
974 	struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,  in mtk_mutex_write_sof()
975 						 mutex[mutex->id]);  in mtk_mutex_write_sof()
977 	WARN_ON(&mtx->mutex[mutex->id] != mutex);  in mtk_mutex_write_sof()
986 		       DISP_REG_MUTEX_SOF(mtx->data->mutex_sof_reg, mutex->id));  in mtk_mutex_write_sof()
1004 		mtx->mutex[i].id = i;  in mtk_mutex_probe()
1016 		dev_err(dev, "Failed to map mutex registers\n");  in mtk_mutex_probe()
1032 	{ .compatible = "mediatek,mt2701-disp-mutex", .data = &mt2701_mutex_driver_data },
1033 	{ .compatible = "mediatek,mt2712-disp-mutex", .data = &mt2712_mutex_driver_data },
1034 	{ .compatible = "mediatek,mt6795-disp-mutex", .data = &mt6795_mutex_driver_data },
1035 	{ .compatible = "mediatek,mt8167-disp-mutex", .data = &mt8167_mutex_driver_data },
1036 	{ .compatible = "mediatek,mt8173-disp-mutex", .data = &mt8173_mutex_driver_data },
1037 	{ .compatible = "mediatek,mt8183-disp-mutex", .data = &mt8183_mutex_driver_data },
1038 	{ .compatible = "mediatek,mt8186-disp-mutex", .data = &mt8186_mutex_driver_data },
1039 	{ .compatible = "mediatek,mt8186-mdp3-mutex", .data = &mt8186_mdp_mutex_driver_data },
1040 	{ .compatible = "mediatek,mt8188-disp-mutex", .data = &mt8188_mutex_driver_data },
1041 	{ .compatible = "mediatek,mt8192-disp-mutex", .data = &mt8192_mutex_driver_data },
1042 	{ .compatible = "mediatek,mt8195-disp-mutex", .data = &mt8195_mutex_driver_data },
1043 	{ .compatible = "mediatek,mt8195-vpp-mutex",  .data = &mt8195_vpp_mutex_driver_data },
1044 	{ .compatible = "mediatek,mt8365-disp-mutex", .data = &mt8365_mutex_driver_data },
1052 		.name	= "mediatek-mutex",
1059 MODULE_DESCRIPTION("MediaTek SoC MUTEX driver");