You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
311 lines
8.3 KiB
311 lines
8.3 KiB
/* |
|
* Copyright (c) 2012-2013, NVIDIA Corporation. |
|
* |
|
* This program is free software; you can redistribute it and/or modify it |
|
* under the terms and conditions of the GNU General Public License, |
|
* version 2, as published by the Free Software Foundation. |
|
* |
|
* This program is distributed in the hope it will be useful, but WITHOUT |
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
|
* more details. |
|
* |
|
* You should have received a copy of the GNU General Public License |
|
* along with this program. If not, see <http://www.gnu.org/licenses/>. |
|
*/ |
|
|
|
#ifndef HOST1X_DEV_H |
|
#define HOST1X_DEV_H |
|
|
|
#include <linux/platform_device.h> |
|
#include <linux/device.h> |
|
|
|
#include "channel.h" |
|
#include "syncpt.h" |
|
#include "intr.h" |
|
#include "cdma.h" |
|
#include "job.h" |
|
|
|
struct host1x_syncpt; |
|
struct host1x_syncpt_base; |
|
struct host1x_channel; |
|
struct host1x_cdma; |
|
struct host1x_job; |
|
struct push_buffer; |
|
struct output; |
|
struct dentry; |
|
|
|
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_debug_ops { |
|
void (*debug_init)(struct dentry *de); |
|
void (*show_channel_cdma)(struct host1x *host, |
|
struct host1x_channel *ch, |
|
struct output *o); |
|
void (*show_channel_fifo)(struct host1x *host, |
|
struct host1x_channel *ch, |
|
struct output *o); |
|
void (*show_mlocks)(struct host1x *host, struct output *output); |
|
|
|
}; |
|
|
|
struct host1x_syncpt_ops { |
|
void (*restore)(struct host1x_syncpt *syncpt); |
|
void (*restore_wait_base)(struct host1x_syncpt *syncpt); |
|
void (*load_wait_base)(struct host1x_syncpt *syncpt); |
|
u32 (*load)(struct host1x_syncpt *syncpt); |
|
int (*cpu_incr)(struct host1x_syncpt *syncpt); |
|
int (*patch_wait)(struct host1x_syncpt *syncpt, void *patch_addr); |
|
}; |
|
|
|
struct host1x_intr_ops { |
|
int (*init_host_sync)(struct host1x *host, u32 cpm, |
|
void (*syncpt_thresh_work)(struct work_struct *work)); |
|
void (*set_syncpt_threshold)( |
|
struct host1x *host, u32 id, u32 thresh); |
|
void (*enable_syncpt_intr)(struct host1x *host, u32 id); |
|
void (*disable_syncpt_intr)(struct host1x *host, u32 id); |
|
void (*disable_all_syncpt_intrs)(struct host1x *host); |
|
int (*free_syncpt_irq)(struct host1x *host); |
|
}; |
|
|
|
struct host1x_info { |
|
int nb_channels; /* host1x: num channels supported */ |
|
int nb_pts; /* host1x: num syncpoints supported */ |
|
int nb_bases; /* host1x: num syncpoints supported */ |
|
int nb_mlocks; /* host1x: number of mlocks */ |
|
int (*init)(struct host1x *); /* initialize per SoC ops */ |
|
int sync_offset; |
|
}; |
|
|
|
struct host1x { |
|
const struct host1x_info *info; |
|
|
|
void __iomem *regs; |
|
struct host1x_syncpt *syncpt; |
|
struct host1x_syncpt_base *bases; |
|
struct device *dev; |
|
struct clk *clk; |
|
|
|
struct mutex intr_mutex; |
|
struct workqueue_struct *intr_wq; |
|
int intr_syncpt_irq; |
|
|
|
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; |
|
const struct host1x_debug_ops *debug_op; |
|
|
|
struct host1x_syncpt *nop_sp; |
|
|
|
struct mutex chlist_mutex; |
|
struct host1x_channel chlist; |
|
unsigned long allocated_channels; |
|
unsigned int num_allocated_channels; |
|
|
|
struct dentry *debugfs; |
|
|
|
struct mutex devices_lock; |
|
struct list_head devices; |
|
|
|
struct list_head list; |
|
}; |
|
|
|
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) |
|
{ |
|
host->syncpt_op->restore(sp); |
|
} |
|
|
|
static inline void host1x_hw_syncpt_restore_wait_base(struct host1x *host, |
|
struct host1x_syncpt *sp) |
|
{ |
|
host->syncpt_op->restore_wait_base(sp); |
|
} |
|
|
|
static inline void host1x_hw_syncpt_load_wait_base(struct host1x *host, |
|
struct host1x_syncpt *sp) |
|
{ |
|
host->syncpt_op->load_wait_base(sp); |
|
} |
|
|
|
static inline u32 host1x_hw_syncpt_load(struct host1x *host, |
|
struct host1x_syncpt *sp) |
|
{ |
|
return host->syncpt_op->load(sp); |
|
} |
|
|
|
static inline int host1x_hw_syncpt_cpu_incr(struct host1x *host, |
|
struct host1x_syncpt *sp) |
|
{ |
|
return host->syncpt_op->cpu_incr(sp); |
|
} |
|
|
|
static inline int host1x_hw_syncpt_patch_wait(struct host1x *host, |
|
struct host1x_syncpt *sp, |
|
void *patch_addr) |
|
{ |
|
return host->syncpt_op->patch_wait(sp, patch_addr); |
|
} |
|
|
|
static inline int host1x_hw_intr_init_host_sync(struct host1x *host, u32 cpm, |
|
void (*syncpt_thresh_work)(struct work_struct *)) |
|
{ |
|
return host->intr_op->init_host_sync(host, cpm, syncpt_thresh_work); |
|
} |
|
|
|
static inline void host1x_hw_intr_set_syncpt_threshold(struct host1x *host, |
|
u32 id, u32 thresh) |
|
{ |
|
host->intr_op->set_syncpt_threshold(host, id, thresh); |
|
} |
|
|
|
static inline void host1x_hw_intr_enable_syncpt_intr(struct host1x *host, |
|
u32 id) |
|
{ |
|
host->intr_op->enable_syncpt_intr(host, id); |
|
} |
|
|
|
static inline void host1x_hw_intr_disable_syncpt_intr(struct host1x *host, |
|
u32 id) |
|
{ |
|
host->intr_op->disable_syncpt_intr(host, id); |
|
} |
|
|
|
static inline void host1x_hw_intr_disable_all_syncpt_intrs(struct host1x *host) |
|
{ |
|
host->intr_op->disable_all_syncpt_intrs(host); |
|
} |
|
|
|
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); |
|
} |
|
|
|
static inline void host1x_hw_debug_init(struct host1x *host, struct dentry *de) |
|
{ |
|
if (host->debug_op && host->debug_op->debug_init) |
|
host->debug_op->debug_init(de); |
|
} |
|
|
|
static inline void host1x_hw_show_channel_cdma(struct host1x *host, |
|
struct host1x_channel *channel, |
|
struct output *o) |
|
{ |
|
host->debug_op->show_channel_cdma(host, channel, o); |
|
} |
|
|
|
static inline void host1x_hw_show_channel_fifo(struct host1x *host, |
|
struct host1x_channel *channel, |
|
struct output *o) |
|
{ |
|
host->debug_op->show_channel_fifo(host, channel, o); |
|
} |
|
|
|
static inline void host1x_hw_show_mlocks(struct host1x *host, struct output *o) |
|
{ |
|
host->debug_op->show_mlocks(host, o); |
|
} |
|
|
|
extern struct platform_driver tegra_mipi_driver; |
|
|
|
#endif
|
|
|