1 // SPDX-License-Identifier: GPL-2.0-only
5  * Copyright (c) 2010-2013, NVIDIA Corporation.
19 	struct host1x *host = sp->host;  in syncpt_restore()  local
21 	host1x_sync_writel(host, min, HOST1X_SYNC_SYNCPT(sp->id));  in syncpt_restore()
30 	struct host1x *host = sp->host;  in syncpt_restore_wait_base()  local
32 	host1x_sync_writel(host, sp->base_val,  in syncpt_restore_wait_base()
33 			   HOST1X_SYNC_SYNCPT_BASE(sp->id));  in syncpt_restore_wait_base()
43 	struct host1x *host = sp->host;  in syncpt_read_wait_base()  local
45 	sp->base_val =  in syncpt_read_wait_base()
46 		host1x_sync_readl(host, HOST1X_SYNC_SYNCPT_BASE(sp->id));  in syncpt_read_wait_base()
55 	struct host1x *host = sp->host;  in syncpt_load()  local
61 		live = host1x_sync_readl(host, HOST1X_SYNC_SYNCPT(sp->id));  in syncpt_load()
62 	} while ((u32)atomic_cmpxchg(&sp->min_val, old, live) != old);  in syncpt_load()
65 		dev_err(host->dev, "%s failed: id=%u, min=%d, max=%d\n",  in syncpt_load()
66 			__func__, sp->id, host1x_syncpt_read_min(sp),  in syncpt_load()
78 	struct host1x *host = sp->host;  in syncpt_cpu_incr()  local
79 	u32 reg_offset = sp->id / 32;  in syncpt_cpu_incr()
83 		return -EINVAL;  in syncpt_cpu_incr()
85 	host1x_sync_writel(host, BIT(sp->id % 32),  in syncpt_cpu_incr()
93  * syncpt_assign_to_channel() - Assign syncpoint to channel
107 	struct host1x *host = sp->host;  in syncpt_assign_to_channel()  local
109 	host1x_sync_writel(host,  in syncpt_assign_to_channel()
110 			   HOST1X_SYNC_SYNCPT_CH_APP_CH(ch ? ch->id : 0xff),  in syncpt_assign_to_channel()
111 			   HOST1X_SYNC_SYNCPT_CH_APP(sp->id));  in syncpt_assign_to_channel()
116  * syncpt_enable_protection() - Enable syncpoint protection
117  * @host: host1x instance
122 static void syncpt_enable_protection(struct host1x *host)  in syncpt_enable_protection()  argument
125 	if (!host->hv_regs)  in syncpt_enable_protection()
128 	host1x_hypervisor_writel(host, HOST1X_HV_SYNCPT_PROT_EN_CH_EN,  in syncpt_enable_protection()