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Code Issues Releases Wiki Activity

drm/nouveau/flcn/qmgr: rename remaining nvkm_msgqueue bits to nvkm_falcon_qmgr

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Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2020-01-15 06:34:22 +10:00
parent 8e90a98dfb
commit a15d8f580c
4 changed files with 32 additions and 30 deletions
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2
drivers/gpu/drm/nouveau/nvkm/falcon/cmdq.c
View file

@ -152,7 +152,7 @@ nvkm_msgqueue_post(struct nvkm_msgqueue *priv, enum msgqueue_msg_priority prio,
struct nvkm_msgqueue_hdr *cmd, nvkm_falcon_qmgr_callback cb,
struct completion *completion, bool wait_init)
{
struct nvkm_msgqueue_seq *seq;
struct nvkm_falcon_qmgr_seq *seq;
struct nvkm_msgqueue_queue *queue;
int ret;

4
drivers/gpu/drm/nouveau/nvkm/falcon/msgq.c
View file

@ -139,9 +139,9 @@ msgqueue_msg_handle(struct nvkm_msgqueue *priv,
struct nv_falcon_msg *hdr)
{
const struct nvkm_subdev *subdev = priv->falcon->owner;
struct nvkm_msgqueue_seq *seq;
struct nvkm_falcon_qmgr_seq *seq;
seq = &msgq->qmgr->seq[hdr->seq_id];
seq = &msgq->qmgr->seq.id[hdr->seq_id];
if (seq->state != SEQ_STATE_USED && seq->state != SEQ_STATE_CANCELLED) {
nvkm_error(subdev, "msg for unknown sequence %d", seq->id);
return -EINVAL;

38
drivers/gpu/drm/nouveau/nvkm/falcon/qmgr.c
View file

@ -22,38 +22,38 @@
*/
#include "qmgr.h"
struct nvkm_msgqueue_seq *
nvkm_falcon_qmgr_seq_acquire(struct nvkm_falcon_qmgr *priv)
struct nvkm_falcon_qmgr_seq *
nvkm_falcon_qmgr_seq_acquire(struct nvkm_falcon_qmgr *qmgr)
{
const struct nvkm_subdev *subdev = priv->falcon->owner;
struct nvkm_msgqueue_seq *seq;
const struct nvkm_subdev *subdev = qmgr->falcon->owner;
struct nvkm_falcon_qmgr_seq *seq;
u32 index;
mutex_lock(&priv->seq_lock);
index = find_first_zero_bit(priv->seq_tbl, NVKM_MSGQUEUE_NUM_SEQUENCES);
if (index >= NVKM_MSGQUEUE_NUM_SEQUENCES) {
mutex_lock(&qmgr->seq.mutex);
index = find_first_zero_bit(qmgr->seq.tbl, NVKM_FALCON_QMGR_SEQ_NUM);
if (index >= NVKM_FALCON_QMGR_SEQ_NUM) {
nvkm_error(subdev, "no free sequence available\n");
mutex_unlock(&priv->seq_lock);
mutex_unlock(&qmgr->seq.mutex);
return ERR_PTR(-EAGAIN);
}
set_bit(index, priv->seq_tbl);
mutex_unlock(&priv->seq_lock);
set_bit(index, qmgr->seq.tbl);
mutex_unlock(&qmgr->seq.mutex);
seq = &priv->seq[index];
seq = &qmgr->seq.id[index];
seq->state = SEQ_STATE_PENDING;
return seq;
}
void
nvkm_falcon_qmgr_seq_release(struct nvkm_falcon_qmgr *priv,
struct nvkm_msgqueue_seq *seq)
nvkm_falcon_qmgr_seq_release(struct nvkm_falcon_qmgr *qmgr,
struct nvkm_falcon_qmgr_seq *seq)
{
/* no need to acquire seq_lock since clear_bit is atomic */
/* no need to acquire seq.mutex since clear_bit is atomic */
seq->state = SEQ_STATE_FREE;
seq->callback = NULL;
reinit_completion(&seq->done);
clear_bit(seq->id, priv->seq_tbl);
clear_bit(seq->id, qmgr->seq.tbl);
}
void
@ -77,10 +77,10 @@ nvkm_falcon_qmgr_new(struct nvkm_falcon *falcon,
return -ENOMEM;
qmgr->falcon = falcon;
mutex_init(&qmgr->seq_lock);
for (i = 0; i < NVKM_MSGQUEUE_NUM_SEQUENCES; i++) {
qmgr->seq[i].id = i;
init_completion(&qmgr->seq[i].done);
mutex_init(&qmgr->seq.mutex);
for (i = 0; i < NVKM_FALCON_QMGR_SEQ_NUM; i++) {
qmgr->seq.id[i].id = i;
init_completion(&qmgr->seq.id[i].done);
}
return 0;

18
drivers/gpu/drm/nouveau/nvkm/falcon/qmgr.h
View file

@ -10,7 +10,7 @@
#define MSG_BUF_SIZE 128
/**
* struct nvkm_msgqueue_seq - keep track of ongoing commands
* struct nvkm_falcon_qmgr_seq - keep track of ongoing commands
*
* Every time a command is sent, a sequence is assigned to it so the
* corresponding message can be matched. Upon receiving the message, a callback
@ -21,7 +21,7 @@
* @callback: callback to call upon receiving matching message
* @completion: completion to signal after callback is called
*/
struct nvkm_msgqueue_seq {
struct nvkm_falcon_qmgr_seq {
u16 id;
enum {
SEQ_STATE_FREE = 0,
@ -40,20 +40,22 @@ struct nvkm_msgqueue_seq {
* We can have an arbitrary number of sequences, but realistically we will
* probably not use that much simultaneously.
*/
#define NVKM_MSGQUEUE_NUM_SEQUENCES 16
#define NVKM_FALCON_QMGR_SEQ_NUM 16
struct nvkm_falcon_qmgr {
struct nvkm_falcon *falcon;
struct mutex seq_lock;
struct nvkm_msgqueue_seq seq[NVKM_MSGQUEUE_NUM_SEQUENCES];
unsigned long seq_tbl[BITS_TO_LONGS(NVKM_MSGQUEUE_NUM_SEQUENCES)];
struct {
struct mutex mutex;
struct nvkm_falcon_qmgr_seq id[NVKM_FALCON_QMGR_SEQ_NUM];
unsigned long tbl[BITS_TO_LONGS(NVKM_FALCON_QMGR_SEQ_NUM)];
} seq;
};
struct nvkm_msgqueue_seq *
struct nvkm_falcon_qmgr_seq *
nvkm_falcon_qmgr_seq_acquire(struct nvkm_falcon_qmgr *);
void nvkm_falcon_qmgr_seq_release(struct nvkm_falcon_qmgr *,
struct nvkm_msgqueue_seq *);
struct nvkm_falcon_qmgr_seq *);
#define FLCNQ_PRINTK(t,q,f,a...) \
FLCN_PRINTK(t, (q)->qmgr->falcon, "%s: "f, (q)->name, ##a)