gh0s7/mckernel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

* The relevant files have been modified in order to compile with McKernel.

Browse Source 
Conflicts:
	kernel/Makefile.build.in
This commit is contained in:
Aram Santogidis
2017-08-01 16:17:04 +09:00
committed by Balazs Gerofi
parent 14b360e867
commit 64e2639adc
17 changed files with 637 additions and 55 deletions
Download Patch File Download Diff File Expand all files Collapse all files

54
kernel/include/hfi1/sdma.h
View File

@@ -47,6 +47,11 @@
*
*/
#include <hfi1/ihk_hfi1_common.h>
#include <hfi1/sdma_txreq.h>
#ifdef __HFI1_ORIG__
#include <linux/types.h>
#include <linux/list.h>
#include <asm/byteorder.h>
@@ -57,6 +62,11 @@
#include "verbs.h"
#include "sdma_txreq.h"
#define hfi1_cdbg(which, fmt, ...) \
__hfi1_trace_##which(__func__, fmt, ##__VA_ARGS__)
extern void __hfi1_trace_AIOWRITE(const char *func, char *fmt, ...);
#endif /* __HFI1_ORIG__ */
/* Hardware limit */
#define MAX_DESC 64
/* Hardware limit for SDMA packet size */
@@ -192,6 +202,7 @@ struct sdma_set_state_action {
unsigned go_s99_running_totrue:1;
};
#ifdef __HFI1_ORIG__
struct sdma_state {
struct kref kref;
struct completion comp;
@@ -203,6 +214,11 @@ struct sdma_state {
unsigned previous_op;
enum sdma_events last_event;
};
#else
struct sdma_state {
enum sdma_states current_state;
};
#endif /* __HFI1_ORIG__ */
/**
* DOC: sdma exported routines
@@ -394,6 +410,7 @@ struct sdma_engine {
/* private: */
struct list_head dmawait;
#ifdef __HFI1_ORIG__
/* CONFIG SDMA for now, just blindly duplicate */
/* private: */
struct tasklet_struct sdma_hw_clean_up_task
@@ -409,14 +426,20 @@ struct sdma_engine {
u32 progress_check_head;
/* private: */
struct work_struct flush_worker;
#endif /* __HFI1_ORIG__ */
/* protect flush list */
spinlock_t flushlist_lock;
/* private: */
struct list_head flushlist;
#ifdef __HFI1_ORIG__
struct cpumask cpu_mask;
struct kobject kobj;
#endif /* __HFI1_ORIG__ */
};
#ifdef __HFI1_ORIG__
int sdma_init(struct hfi1_devdata *dd, u8 port);
void sdma_start(struct hfi1_devdata *dd);
void sdma_exit(struct hfi1_devdata *dd);
@@ -441,6 +464,7 @@ static inline int sdma_empty(struct sdma_engine *sde)
return sde->descq_tail == sde->descq_head;
}
#endif /* __HFI1_ORIG__ */
static inline u16 sdma_descq_freecnt(struct sdma_engine *sde)
{
return sde->descq_cnt -
@@ -478,9 +502,11 @@ static inline int sdma_running(struct sdma_engine *engine)
unsigned long flags;
int ret;
hfi1_cdbg(AIOWRITE, "+");
spin_lock_irqsave(&engine->tail_lock, flags);
ret = __sdma_running(engine);
spin_unlock_irqrestore(&engine->tail_lock, flags);
hfi1_cdbg(AIOWRITE, "-");
return ret;
}
@@ -619,6 +645,7 @@ static inline int sdma_txinit(
{
return sdma_txinit_ahg(tx, flags, tlen, 0, 0, NULL, 0, cb);
}
#ifdef __HFI1_ORIG__
/* helpers - don't use */
static inline int sdma_mapping_type(struct sdma_desc *d)
@@ -639,6 +666,7 @@ static inline dma_addr_t sdma_mapping_addr(struct sdma_desc *d)
>> SDMA_DESC0_PHY_ADDR_SHIFT;
}
#endif /* __HFI1_ORIG__ */
static inline void make_tx_sdma_desc(
struct sdma_txreq *tx,
int type,
@@ -666,7 +694,6 @@ static inline void make_tx_sdma_desc(
int ext_coal_sdma_tx_descs(struct hfi1_devdata *dd, struct sdma_txreq *tx,
int type, void *kvaddr, struct page *page,
unsigned long offset, u16 len);
int _pad_sdma_tx_descs(struct hfi1_devdata *, struct sdma_txreq *);
void __sdma_txclean(struct hfi1_devdata *, struct sdma_txreq *);
static inline void sdma_txclean(struct hfi1_devdata *dd, struct sdma_txreq *tx)
@@ -674,6 +701,8 @@ static inline void sdma_txclean(struct hfi1_devdata *dd, struct sdma_txreq *tx)
if (tx->num_desc)
__sdma_txclean(dd, tx);
}
#ifdef __HFI1_ORIG__
int _pad_sdma_tx_descs(struct hfi1_devdata *, struct sdma_txreq *);
/* helpers used by public routines */
static inline void _sdma_close_tx(struct hfi1_devdata *dd,
@@ -689,6 +718,7 @@ static inline void _sdma_close_tx(struct hfi1_devdata *dd,
SDMA_DESC1_INT_REQ_FLAG);
}
#endif /* __HFI1_ORIG__ */
static inline int _sdma_txadd_daddr(
struct hfi1_devdata *dd,
int type,
@@ -707,11 +737,13 @@ static inline int _sdma_txadd_daddr(
/* special cases for last */
if (!tx->tlen) {
if (tx->packet_len & (sizeof(u32) - 1)) {
rval = _pad_sdma_tx_descs(dd, tx);
//TODO: _pad_sdma_tx_descs
//rval = _pad_sdma_tx_descs(dd, tx);
if (rval)
return rval;
} else {
_sdma_close_tx(dd, tx);
//TODO: _sdma_close_tx
//_sdma_close_tx(dd, tx);
}
}
tx->num_desc++;
@@ -743,7 +775,7 @@ static inline int sdma_txadd_page(
{
dma_addr_t addr;
int rval;
hfi1_cdbg(AIOWRITE, "+");
if ((unlikely(tx->num_desc == tx->desc_limit))) {
rval = ext_coal_sdma_tx_descs(dd, tx, SDMA_MAP_PAGE,
NULL, page, offset, len);
@@ -751,6 +783,7 @@ static inline int sdma_txadd_page(
return rval;
}
#ifdef __HFI1_ORIG__
addr = dma_map_page(
&dd->pcidev->dev,
page,
@@ -762,7 +795,11 @@ static inline int sdma_txadd_page(
__sdma_txclean(dd, tx);
return -ENOSPC;
}
#else
//TODO: dma_map_page
#endif /* __HFI1_ORIG__ */
hfi1_cdbg(AIOWRITE, "-");
return _sdma_txadd_daddr(
dd, SDMA_MAP_PAGE, tx, addr, len);
}
@@ -833,6 +870,7 @@ static inline int sdma_txadd_kvaddr(
return rval;
}
#ifdef __HFI1_ORIG__
addr = dma_map_single(
&dd->pcidev->dev,
kvaddr,
@@ -843,6 +881,9 @@ static inline int sdma_txadd_kvaddr(
__sdma_txclean(dd, tx);
return -ENOSPC;
}
#else
//TODO: dma_map_single
#endif /* __HFI1_ORIG__ */
return _sdma_txadd_daddr(
dd, SDMA_MAP_SINGLE, tx, addr, len);
@@ -885,6 +926,7 @@ static inline u32 sdma_build_ahg_descriptor(
((data & SDMA_AHG_VALUE_MASK) <<
SDMA_AHG_VALUE_SHIFT));
}
#ifdef __HFI1_ORIG__
/**
* sdma_progress - use seq number of detect head progress
@@ -1061,6 +1103,7 @@ struct sdma_engine *sdma_select_engine_sc(
u32 selector,
u8 sc5);
#endif /* __HFI1_ORIG__ */
struct sdma_engine *sdma_select_engine_vl(
struct hfi1_devdata *dd,
u32 selector,
@@ -1068,6 +1111,8 @@ struct sdma_engine *sdma_select_engine_vl(
struct sdma_engine *sdma_select_user_engine(struct hfi1_devdata *dd,
u32 selector, u8 vl);
#ifdef __HFI1_ORIG__
ssize_t sdma_get_cpu_to_sde_map(struct sdma_engine *sde, char *buf);
ssize_t sdma_set_cpu_to_sde_map(struct sdma_engine *sde, const char *buf,
size_t count);
@@ -1095,4 +1140,5 @@ extern uint mod_num_sdma;
void sdma_update_lmc(struct hfi1_devdata *dd, u64 mask, u32 lid);
#endif /* __HFI1_ORIG__ */
#endif