From 6579324a41cc414009a601738b70a53d6376325c Mon Sep 17 00:00:00 2001 From: Terje Bergstrom Date: Fri, 22 Mar 2013 16:34:03 +0200 Subject: gpu: host1x: Add channel support Add support for host1x client modules, and host1x channels to submit work to the clients. Signed-off-by: Arto Merilainen Signed-off-by: Terje Bergstrom Reviewed-by: Thierry Reding Tested-by: Thierry Reding Tested-by: Erik Faye-Lund Signed-off-by: Thierry Reding --- drivers/gpu/host1x/dev.h | 113 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 113 insertions(+) (limited to 'drivers/gpu/host1x/dev.h') diff --git a/drivers/gpu/host1x/dev.h b/drivers/gpu/host1x/dev.h index caf9cc62eb17..1a9b4383dc3b 100644 --- a/drivers/gpu/host1x/dev.h +++ b/drivers/gpu/host1x/dev.h @@ -20,10 +20,39 @@ #include #include +#include "channel.h" #include "syncpt.h" #include "intr.h" +#include "cdma.h" +#include "job.h" struct host1x_syncpt; +struct host1x_channel; +struct host1x_cdma; +struct host1x_job; +struct push_buffer; + +struct host1x_channel_ops { + int (*init)(struct host1x_channel *channel, struct host1x *host, + unsigned int id); + int (*submit)(struct host1x_job *job); +}; + +struct host1x_cdma_ops { + void (*start)(struct host1x_cdma *cdma); + void (*stop)(struct host1x_cdma *cdma); + void (*flush)(struct host1x_cdma *cdma); + int (*timeout_init)(struct host1x_cdma *cdma, u32 syncpt_id); + void (*timeout_destroy)(struct host1x_cdma *cdma); + void (*freeze)(struct host1x_cdma *cdma); + void (*resume)(struct host1x_cdma *cdma, u32 getptr); + void (*timeout_cpu_incr)(struct host1x_cdma *cdma, u32 getptr, + u32 syncpt_incrs, u32 syncval, u32 nr_slots); +}; + +struct host1x_pushbuffer_ops { + void (*init)(struct push_buffer *pb); +}; struct host1x_syncpt_ops { void (*restore)(struct host1x_syncpt *syncpt); @@ -68,11 +97,22 @@ struct host1x { const struct host1x_syncpt_ops *syncpt_op; const struct host1x_intr_ops *intr_op; + const struct host1x_channel_ops *channel_op; + const struct host1x_cdma_ops *cdma_op; + const struct host1x_pushbuffer_ops *cdma_pb_op; + struct host1x_syncpt *nop_sp; + + struct mutex chlist_mutex; + struct host1x_channel chlist; + unsigned long allocated_channels; + unsigned int num_allocated_channels; }; void host1x_sync_writel(struct host1x *host1x, u32 r, u32 v); u32 host1x_sync_readl(struct host1x *host1x, u32 r); +void host1x_ch_writel(struct host1x_channel *ch, u32 r, u32 v); +u32 host1x_ch_readl(struct host1x_channel *ch, u32 r); static inline void host1x_hw_syncpt_restore(struct host1x *host, struct host1x_syncpt *sp) @@ -144,4 +184,77 @@ static inline int host1x_hw_intr_free_syncpt_irq(struct host1x *host) { return host->intr_op->free_syncpt_irq(host); } + +static inline int host1x_hw_channel_init(struct host1x *host, + struct host1x_channel *channel, + int chid) +{ + return host->channel_op->init(channel, host, chid); +} + +static inline int host1x_hw_channel_submit(struct host1x *host, + struct host1x_job *job) +{ + return host->channel_op->submit(job); +} + +static inline void host1x_hw_cdma_start(struct host1x *host, + struct host1x_cdma *cdma) +{ + host->cdma_op->start(cdma); +} + +static inline void host1x_hw_cdma_stop(struct host1x *host, + struct host1x_cdma *cdma) +{ + host->cdma_op->stop(cdma); +} + +static inline void host1x_hw_cdma_flush(struct host1x *host, + struct host1x_cdma *cdma) +{ + host->cdma_op->flush(cdma); +} + +static inline int host1x_hw_cdma_timeout_init(struct host1x *host, + struct host1x_cdma *cdma, + u32 syncpt_id) +{ + return host->cdma_op->timeout_init(cdma, syncpt_id); +} + +static inline void host1x_hw_cdma_timeout_destroy(struct host1x *host, + struct host1x_cdma *cdma) +{ + host->cdma_op->timeout_destroy(cdma); +} + +static inline void host1x_hw_cdma_freeze(struct host1x *host, + struct host1x_cdma *cdma) +{ + host->cdma_op->freeze(cdma); +} + +static inline void host1x_hw_cdma_resume(struct host1x *host, + struct host1x_cdma *cdma, u32 getptr) +{ + host->cdma_op->resume(cdma, getptr); +} + +static inline void host1x_hw_cdma_timeout_cpu_incr(struct host1x *host, + struct host1x_cdma *cdma, + u32 getptr, + u32 syncpt_incrs, + u32 syncval, u32 nr_slots) +{ + host->cdma_op->timeout_cpu_incr(cdma, getptr, syncpt_incrs, syncval, + nr_slots); +} + +static inline void host1x_hw_pushbuffer_init(struct host1x *host, + struct push_buffer *pb) +{ + host->cdma_pb_op->init(pb); +} + #endif -- cgit 1.4.1