diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/core/event.c | 12 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c | 171 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/fifo/r535.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c | 180 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c | 18 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c | 2 |
8 files changed, 271 insertions, 123 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/event.c b/drivers/gpu/drm/nouveau/nvkm/core/event.c index a6c877135598..61fed7792e41 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/event.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/event.c @@ -81,17 +81,17 @@ nvkm_event_ntfy_state(struct nvkm_event_ntfy *ntfy) static void nvkm_event_ntfy_remove(struct nvkm_event_ntfy *ntfy) { - spin_lock_irq(&ntfy->event->list_lock); + write_lock_irq(&ntfy->event->list_lock); list_del_init(&ntfy->head); - spin_unlock_irq(&ntfy->event->list_lock); + write_unlock_irq(&ntfy->event->list_lock); } static void nvkm_event_ntfy_insert(struct nvkm_event_ntfy *ntfy) { - spin_lock_irq(&ntfy->event->list_lock); + write_lock_irq(&ntfy->event->list_lock); list_add_tail(&ntfy->head, &ntfy->event->ntfy); - spin_unlock_irq(&ntfy->event->list_lock); + write_unlock_irq(&ntfy->event->list_lock); } static void @@ -176,7 +176,7 @@ nvkm_event_ntfy(struct nvkm_event *event, int id, u32 bits) return; nvkm_trace(event->subdev, "event: ntfy %08x on %d\n", bits, id); - spin_lock_irqsave(&event->list_lock, flags); + read_lock_irqsave(&event->list_lock, flags); list_for_each_entry_safe(ntfy, ntmp, &event->ntfy, head) { if (ntfy->id == id && ntfy->bits & bits) { @@ -185,7 +185,7 @@ nvkm_event_ntfy(struct nvkm_event *event, int id, u32 bits) } } - spin_unlock_irqrestore(&event->list_lock, flags); + read_unlock_irqrestore(&event->list_lock, flags); } void diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c index 457ec5db794d..b24eb1e560bc 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c @@ -209,7 +209,7 @@ nvkm_disp_dtor(struct nvkm_engine *engine) nvkm_head_del(&head); } - if (disp->func->dtor) + if (disp->func && disp->func->dtor) disp->func->dtor(disp); return data; @@ -243,8 +243,10 @@ nvkm_disp_new_(const struct nvkm_disp_func *func, struct nvkm_device *device, spin_lock_init(&disp->client.lock); ret = nvkm_engine_ctor(&nvkm_disp, device, type, inst, true, &disp->engine); - if (ret) + if (ret) { + disp->func = NULL; return ret; + } if (func->super) { disp->super.wq = create_singlethread_workqueue("nvkm-disp"); diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c index 298035070b3a..6a0a4d3b8902 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/r535.c @@ -282,7 +282,7 @@ r535_sor_bl_get(struct nvkm_ior *sor) { struct nvkm_disp *disp = sor->disp; NV0073_CTRL_SPECIFIC_BACKLIGHT_BRIGHTNESS_PARAMS *ctrl; - int lvl; + int ret, lvl; ctrl = nvkm_gsp_rm_ctrl_get(&disp->rm.objcom, NV0073_CTRL_CMD_SPECIFIC_GET_BACKLIGHT_BRIGHTNESS, @@ -292,9 +292,11 @@ r535_sor_bl_get(struct nvkm_ior *sor) ctrl->displayId = BIT(sor->asy.outp->index); - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) - return PTR_ERR(ctrl); + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret) { + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); + return ret; + } lvl = ctrl->brightness; nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); @@ -649,9 +651,11 @@ r535_conn_new(struct nvkm_disp *disp, u32 id) ctrl->subDeviceInstance = 0; ctrl->displayId = BIT(id); - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) - return (void *)ctrl; + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret) { + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); + return ERR_PTR(ret); + } list_for_each_entry(conn, &disp->conns, head) { if (conn->index == ctrl->data[0].index) { @@ -686,7 +690,7 @@ r535_outp_acquire(struct nvkm_outp *outp, bool hda) struct nvkm_disp *disp = outp->disp; struct nvkm_ior *ior; NV0073_CTRL_DFP_ASSIGN_SOR_PARAMS *ctrl; - int or; + int ret, or; ctrl = nvkm_gsp_rm_ctrl_get(&disp->rm.objcom, NV0073_CTRL_CMD_DFP_ASSIGN_SOR, sizeof(*ctrl)); @@ -699,9 +703,11 @@ r535_outp_acquire(struct nvkm_outp *outp, bool hda) if (hda) ctrl->flags |= NVDEF(NV0073_CTRL, DFP_ASSIGN_SOR_FLAGS, AUDIO, OPTIMAL); - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) - return PTR_ERR(ctrl); + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret) { + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); + return ret; + } for (or = 0; or < ARRAY_SIZE(ctrl->sorAssignListWithTag); or++) { if (ctrl->sorAssignListWithTag[or].displayMask & BIT(outp->index)) { @@ -727,6 +733,7 @@ static int r535_disp_head_displayid(struct nvkm_disp *disp, int head, u32 *displayid) { NV0073_CTRL_SYSTEM_GET_ACTIVE_PARAMS *ctrl; + int ret; ctrl = nvkm_gsp_rm_ctrl_get(&disp->rm.objcom, NV0073_CTRL_CMD_SYSTEM_GET_ACTIVE, sizeof(*ctrl)); @@ -736,9 +743,11 @@ r535_disp_head_displayid(struct nvkm_disp *disp, int head, u32 *displayid) ctrl->subDeviceInstance = 0; ctrl->head = head; - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) - return PTR_ERR(ctrl); + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret) { + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); + return ret; + } *displayid = ctrl->displayId; nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); @@ -772,9 +781,11 @@ r535_outp_inherit(struct nvkm_outp *outp) ctrl->subDeviceInstance = 0; ctrl->displayId = displayid; - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret) { + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); return NULL; + } id = ctrl->index; proto = ctrl->protocol; @@ -825,6 +836,7 @@ r535_outp_dfp_get_info(struct nvkm_outp *outp) { NV0073_CTRL_DFP_GET_INFO_PARAMS *ctrl; struct nvkm_disp *disp = outp->disp; + int ret; ctrl = nvkm_gsp_rm_ctrl_get(&disp->rm.objcom, NV0073_CTRL_CMD_DFP_GET_INFO, sizeof(*ctrl)); if (IS_ERR(ctrl)) @@ -832,9 +844,11 @@ r535_outp_dfp_get_info(struct nvkm_outp *outp) ctrl->displayId = BIT(outp->index); - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) - return PTR_ERR(ctrl); + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret) { + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); + return ret; + } nvkm_debug(&disp->engine.subdev, "DFP %08x: flags:%08x flags2:%08x\n", ctrl->displayId, ctrl->flags, ctrl->flags2); @@ -858,9 +872,11 @@ r535_outp_detect(struct nvkm_outp *outp) ctrl->subDeviceInstance = 0; ctrl->displayMask = BIT(outp->index); - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) - return PTR_ERR(ctrl); + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret) { + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); + return ret; + } if (ctrl->displayMask & BIT(outp->index)) { ret = r535_outp_dfp_get_info(outp); @@ -895,6 +911,7 @@ r535_dp_mst_id_get(struct nvkm_outp *outp, u32 *pid) { NV0073_CTRL_CMD_DP_TOPOLOGY_ALLOCATE_DISPLAYID_PARAMS *ctrl; struct nvkm_disp *disp = outp->disp; + int ret; ctrl = nvkm_gsp_rm_ctrl_get(&disp->rm.objcom, NV0073_CTRL_CMD_DP_TOPOLOGY_ALLOCATE_DISPLAYID, @@ -904,9 +921,11 @@ r535_dp_mst_id_get(struct nvkm_outp *outp, u32 *pid) ctrl->subDeviceInstance = 0; ctrl->displayId = BIT(outp->index); - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) - return PTR_ERR(ctrl); + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret) { + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); + return ret; + } *pid = ctrl->displayIdAssigned; nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); @@ -938,38 +957,60 @@ r535_dp_train_target(struct nvkm_outp *outp, u8 target, bool mst, u8 link_nr, u8 { struct nvkm_disp *disp = outp->disp; NV0073_CTRL_DP_CTRL_PARAMS *ctrl; - int ret; - - ctrl = nvkm_gsp_rm_ctrl_get(&disp->rm.objcom, NV0073_CTRL_CMD_DP_CTRL, sizeof(*ctrl)); - if (IS_ERR(ctrl)) - return PTR_ERR(ctrl); + int ret, retries; + u32 cmd, data; - ctrl->subDeviceInstance = 0; - ctrl->displayId = BIT(outp->index); - ctrl->cmd = NVDEF(NV0073_CTRL, DP_CMD, SET_LANE_COUNT, TRUE) | - NVDEF(NV0073_CTRL, DP_CMD, SET_LINK_BW, TRUE) | - NVDEF(NV0073_CTRL, DP_CMD, TRAIN_PHY_REPEATER, YES); - ctrl->data = NVVAL(NV0073_CTRL, DP_DATA, SET_LANE_COUNT, link_nr) | - NVVAL(NV0073_CTRL, DP_DATA, SET_LINK_BW, link_bw) | - NVVAL(NV0073_CTRL, DP_DATA, TARGET, target); + cmd = NVDEF(NV0073_CTRL, DP_CMD, SET_LANE_COUNT, TRUE) | + NVDEF(NV0073_CTRL, DP_CMD, SET_LINK_BW, TRUE) | + NVDEF(NV0073_CTRL, DP_CMD, TRAIN_PHY_REPEATER, YES); + data = NVVAL(NV0073_CTRL, DP_DATA, SET_LANE_COUNT, link_nr) | + NVVAL(NV0073_CTRL, DP_DATA, SET_LINK_BW, link_bw) | + NVVAL(NV0073_CTRL, DP_DATA, TARGET, target); if (mst) - ctrl->cmd |= NVDEF(NV0073_CTRL, DP_CMD, SET_FORMAT_MODE, MULTI_STREAM); + cmd |= NVDEF(NV0073_CTRL, DP_CMD, SET_FORMAT_MODE, MULTI_STREAM); if (outp->dp.dpcd[DPCD_RC02] & DPCD_RC02_ENHANCED_FRAME_CAP) - ctrl->cmd |= NVDEF(NV0073_CTRL, DP_CMD, SET_ENHANCED_FRAMING, TRUE); + cmd |= NVDEF(NV0073_CTRL, DP_CMD, SET_ENHANCED_FRAMING, TRUE); if (target == 0 && (outp->dp.dpcd[DPCD_RC02] & 0x20) && !(outp->dp.dpcd[DPCD_RC03] & DPCD_RC03_TPS4_SUPPORTED)) - ctrl->cmd |= NVDEF(NV0073_CTRL, DP_CMD, POST_LT_ADJ_REQ_GRANTED, YES); + cmd |= NVDEF(NV0073_CTRL, DP_CMD, POST_LT_ADJ_REQ_GRANTED, YES); - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) - return PTR_ERR(ctrl); + /* We should retry up to 3 times, but only if GSP asks politely */ + for (retries = 0; retries < 3; ++retries) { + ctrl = nvkm_gsp_rm_ctrl_get(&disp->rm.objcom, NV0073_CTRL_CMD_DP_CTRL, + sizeof(*ctrl)); + if (IS_ERR(ctrl)) + return PTR_ERR(ctrl); + + ctrl->subDeviceInstance = 0; + ctrl->displayId = BIT(outp->index); + ctrl->retryTimeMs = 0; + ctrl->cmd = cmd; + ctrl->data = data; + + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret == -EAGAIN && ctrl->retryTimeMs) { + /* + * Device (likely an eDP panel) isn't ready yet, wait for the time specified + * by GSP before retrying again + */ + nvkm_debug(&disp->engine.subdev, + "Waiting %dms for GSP LT panel delay before retrying\n", + ctrl->retryTimeMs); + msleep(ctrl->retryTimeMs); + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); + } else { + /* GSP didn't say to retry, or we were successful */ + if (ctrl->err) + ret = -EIO; + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); + break; + } + } - ret = ctrl->err ? -EIO : 0; - nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); return ret; } @@ -1036,9 +1077,11 @@ r535_dp_aux_xfer(struct nvkm_outp *outp, u8 type, u32 addr, u8 *data, u8 *psize) ctrl->size = !ctrl->bAddrOnly ? (size - 1) : 0; memcpy(ctrl->data, data, size); - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret) { + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); return PTR_ERR(ctrl); + } memcpy(data, ctrl->data, size); *psize = ctrl->size; @@ -1111,10 +1154,13 @@ r535_tmds_edid_get(struct nvkm_outp *outp, u8 *data, u16 *psize) ctrl->subDeviceInstance = 0; ctrl->displayId = BIT(outp->index); - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) - return PTR_ERR(ctrl); + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret) { + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); + return ret; + } + ret = -E2BIG; if (ctrl->bufferSize <= *psize) { memcpy(data, ctrl->edidBuffer, ctrl->bufferSize); *psize = ctrl->bufferSize; @@ -1153,9 +1199,11 @@ r535_outp_new(struct nvkm_disp *disp, u32 id) ctrl->subDeviceInstance = 0; ctrl->displayId = BIT(id); - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) - return PTR_ERR(ctrl); + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret) { + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); + return ret; + } switch (ctrl->type) { case NV0073_CTRL_SPECIFIC_OR_TYPE_NONE: @@ -1229,9 +1277,11 @@ r535_outp_new(struct nvkm_disp *disp, u32 id) ctrl->sorIndex = ~0; - ctrl = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, ctrl, sizeof(*ctrl)); - if (IS_ERR(ctrl)) - return PTR_ERR(ctrl); + ret = nvkm_gsp_rm_ctrl_push(&disp->rm.objcom, &ctrl, sizeof(*ctrl)); + if (ret) { + nvkm_gsp_rm_ctrl_done(&disp->rm.objcom, ctrl); + return ret; + } switch (NVVAL_GET(ctrl->maxLinkRate, NV0073_CTRL_CMD, DP_GET_CAPS, MAX_LINK_RATE)) { case NV0073_CTRL_CMD_DP_GET_CAPS_MAX_LINK_RATE_1_62: @@ -1465,8 +1515,6 @@ r535_disp_oneinit(struct nvkm_disp *disp) bool nvhg = acpi_check_dsm(handle, &NVHG_DSM_GUID, NVHG_DSM_REV, 1ULL << 0x00000014); - printk(KERN_ERR "bl: nbci:%d nvhg:%d\n", nbci, nvhg); - if (nbci || nvhg) { union acpi_object argv4 = { .buffer.type = ACPI_TYPE_BUFFER, @@ -1479,9 +1527,6 @@ r535_disp_oneinit(struct nvkm_disp *disp) if (!obj) { acpi_handle_info(handle, "failed to evaluate _DSM\n"); } else { - printk(KERN_ERR "bl: obj type %d\n", obj->type); - printk(KERN_ERR "bl: obj len %d\n", obj->package.count); - for (int i = 0; i < obj->package.count; i++) { union acpi_object *elt = &obj->package.elements[i]; u32 size; @@ -1491,12 +1536,10 @@ r535_disp_oneinit(struct nvkm_disp *disp) else size = 4; - printk(KERN_ERR "elt %03d: type %d size %d\n", i, elt->type, size); memcpy(&ctrl->backLightData[ctrl->backLightDataSize], &elt->integer.value, size); ctrl->backLightDataSize += size; } - printk(KERN_ERR "bl: data size %d\n", ctrl->backLightDataSize); ctrl->status = 0; ACPI_FREE(obj); } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c index e4279f1772a1..377d0e0cef84 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c @@ -385,7 +385,7 @@ nvkm_uoutp_mthd_inherit(struct nvkm_outp *outp, void *argv, u32 argc) /* Ensure an ior is hooked up to this outp already */ ior = outp->func->inherit(outp); - if (!ior) + if (!ior || !ior->arm.head) return -ENODEV; /* With iors, there will be a separate output path for each type of connector - and all of diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/r535.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/r535.c index 3adbb05ff587..b903785056b5 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/r535.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/r535.c @@ -242,6 +242,7 @@ r535_chan_id_put(struct nvkm_chan *chan) nvkm_memory_unref(&userd->mem); nvkm_chid_put(runl->chid, userd->chid, &chan->cgrp->lock); list_del(&userd->head); + kfree(userd); } break; @@ -539,7 +540,7 @@ r535_fifo_runl_ctor(struct nvkm_fifo *fifo) struct nvkm_runl *runl; struct nvkm_engn *engn; u32 cgids = 2048; - u32 chids = 2048 / CHID_PER_USERD; + u32 chids = 2048; int ret; NV2080_CTRL_FIFO_GET_DEVICE_INFO_TABLE_PARAMS *ctrl; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c index e31f9641114b..9ee58e2a0eb2 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c @@ -70,6 +70,20 @@ struct r535_gsp_msg { #define GSP_MSG_HDR_SIZE offsetof(struct r535_gsp_msg, data) +static int +r535_rpc_status_to_errno(uint32_t rpc_status) +{ + switch (rpc_status) { + case 0x55: /* NV_ERR_NOT_READY */ + case 0x66: /* NV_ERR_TIMEOUT_RETRY */ + return -EAGAIN; + case 0x51: /* NV_ERR_NO_MEMORY */ + return -ENOMEM; + default: + return -EINVAL; + } +} + static void * r535_gsp_msgq_wait(struct nvkm_gsp *gsp, u32 repc, u32 *prepc, int *ptime) { @@ -298,7 +312,8 @@ retry: struct nvkm_gsp_msgq_ntfy *ntfy = &gsp->msgq.ntfy[i]; if (ntfy->fn == msg->function) { - ntfy->func(ntfy->priv, ntfy->fn, msg->data, msg->length - sizeof(*msg)); + if (ntfy->func) + ntfy->func(ntfy->priv, ntfy->fn, msg->data, msg->length - sizeof(*msg)); break; } } @@ -365,10 +380,8 @@ r535_gsp_rpc_send(struct nvkm_gsp *gsp, void *argv, bool wait, u32 repc) } ret = r535_gsp_cmdq_push(gsp, rpc); - if (ret) { - mutex_unlock(&gsp->cmdq.mutex); + if (ret) return ERR_PTR(ret); - } if (wait) { msg = r535_gsp_msg_recv(gsp, fn, repc); @@ -585,14 +598,14 @@ r535_gsp_rpc_rm_alloc_push(struct nvkm_gsp_object *object, void *argv, u32 repc) return rpc; if (rpc->status) { - nvkm_error(&gsp->subdev, "RM_ALLOC: 0x%x\n", rpc->status); - ret = ERR_PTR(-EINVAL); + ret = ERR_PTR(r535_rpc_status_to_errno(rpc->status)); + if (PTR_ERR(ret) != -EAGAIN) + nvkm_error(&gsp->subdev, "RM_ALLOC: 0x%x\n", rpc->status); } else { ret = repc ? rpc->params : NULL; } - if (IS_ERR_OR_NULL(ret)) - nvkm_gsp_rpc_done(gsp, rpc); + nvkm_gsp_rpc_done(gsp, rpc); return ret; } @@ -625,29 +638,34 @@ r535_gsp_rpc_rm_ctrl_done(struct nvkm_gsp_object *object, void *repv) { rpc_gsp_rm_control_v03_00 *rpc = container_of(repv, typeof(*rpc), params); + if (!repv) + return; nvkm_gsp_rpc_done(object->client->gsp, rpc); } -static void * -r535_gsp_rpc_rm_ctrl_push(struct nvkm_gsp_object *object, void *argv, u32 repc) +static int +r535_gsp_rpc_rm_ctrl_push(struct nvkm_gsp_object *object, void **argv, u32 repc) { - rpc_gsp_rm_control_v03_00 *rpc = container_of(argv, typeof(*rpc), params); + rpc_gsp_rm_control_v03_00 *rpc = container_of((*argv), typeof(*rpc), params); struct nvkm_gsp *gsp = object->client->gsp; - void *ret; + int ret = 0; rpc = nvkm_gsp_rpc_push(gsp, rpc, true, repc); - if (IS_ERR_OR_NULL(rpc)) - return rpc; + if (IS_ERR_OR_NULL(rpc)) { + *argv = NULL; + return PTR_ERR(rpc); + } if (rpc->status) { - nvkm_error(&gsp->subdev, "cli:0x%08x obj:0x%08x ctrl cmd:0x%08x failed: 0x%08x\n", - object->client->object.handle, object->handle, rpc->cmd, rpc->status); - ret = ERR_PTR(-EINVAL); - } else { - ret = repc ? rpc->params : NULL; + ret = r535_rpc_status_to_errno(rpc->status); + if (ret != -EAGAIN) + nvkm_error(&gsp->subdev, "cli:0x%08x obj:0x%08x ctrl cmd:0x%08x failed: 0x%08x\n", + object->client->object.handle, object->handle, rpc->cmd, rpc->status); } - if (IS_ERR_OR_NULL(ret)) + if (repc) + *argv = rpc->params; + else nvkm_gsp_rpc_done(gsp, rpc); return ret; @@ -689,8 +707,8 @@ r535_gsp_rpc_get(struct nvkm_gsp *gsp, u32 fn, u32 argc) struct nvfw_gsp_rpc *rpc; rpc = r535_gsp_cmdq_get(gsp, ALIGN(sizeof(*rpc) + argc, sizeof(u64))); - if (!rpc) - return NULL; + if (IS_ERR(rpc)) + return ERR_CAST(rpc); rpc->header_version = 0x03000000; rpc->signature = ('C' << 24) | ('P' << 16) | ('R' << 8) | 'V'; @@ -845,9 +863,11 @@ r535_gsp_intr_get_table(struct nvkm_gsp *gsp) if (IS_ERR(ctrl)) return PTR_ERR(ctrl); - ctrl = nvkm_gsp_rm_ctrl_push(&gsp->internal.device.subdevice, ctrl, sizeof(*ctrl)); - if (WARN_ON(IS_ERR(ctrl))) - return PTR_ERR(ctrl); + ret = nvkm_gsp_rm_ctrl_push(&gsp->internal.device.subdevice, &ctrl, sizeof(*ctrl)); + if (WARN_ON(ret)) { + nvkm_gsp_rm_ctrl_done(&gsp->internal.device.subdevice, ctrl); + return ret; + } for (unsigned i = 0; i < ctrl->tableLen; i++) { enum nvkm_subdev_type type; @@ -1048,7 +1068,7 @@ r535_gsp_rpc_set_registry(struct nvkm_gsp *gsp) char *strings; int str_offset; int i; - size_t rpc_size = sizeof(*rpc) + sizeof(rpc->entries[0]) * NV_GSP_REG_NUM_ENTRIES; + size_t rpc_size = struct_size(rpc, entries, NV_GSP_REG_NUM_ENTRIES); /* add strings + null terminator */ for (i = 0; i < NV_GSP_REG_NUM_ENTRIES; i++) @@ -1101,16 +1121,12 @@ r535_gsp_acpi_caps(acpi_handle handle, CAPS_METHOD_DATA *caps) if (!obj) return; - printk(KERN_ERR "nvop: obj type %d\n", obj->type); - printk(KERN_ERR "nvop: obj len %d\n", obj->buffer.length); - if (WARN_ON(obj->type != ACPI_TYPE_BUFFER) || WARN_ON(obj->buffer.length != 4)) return; caps->status = 0; caps->optimusCaps = *(u32 *)obj->buffer.pointer; - printk(KERN_ERR "nvop: caps %08x\n", caps->optimusCaps); ACPI_FREE(obj); @@ -1137,9 +1153,6 @@ r535_gsp_acpi_jt(acpi_handle handle, JT_METHOD_DATA *jt) if (!obj) return; - printk(KERN_ERR "jt: obj type %d\n", obj->type); - printk(KERN_ERR "jt: obj len %d\n", obj->buffer.length); - if (WARN_ON(obj->type != ACPI_TYPE_BUFFER) || WARN_ON(obj->buffer.length != 4)) return; @@ -1148,7 +1161,6 @@ r535_gsp_acpi_jt(acpi_handle handle, JT_METHOD_DATA *jt) jt->jtCaps = *(u32 *)obj->buffer.pointer; jt->jtRevId = (jt->jtCaps & 0xfff00000) >> 20; jt->bSBIOSCaps = 0; - printk(KERN_ERR "jt: caps %08x rev:%04x\n", jt->jtCaps, jt->jtRevId); ACPI_FREE(obj); @@ -1159,7 +1171,9 @@ static void r535_gsp_acpi_mux_id(acpi_handle handle, u32 id, MUX_METHOD_DATA_ELEMENT *mode, MUX_METHOD_DATA_ELEMENT *part) { - acpi_handle iter = NULL, handle_mux; + union acpi_object mux_arg = { ACPI_TYPE_INTEGER }; + struct acpi_object_list input = { 1, &mux_arg }; + acpi_handle iter = NULL, handle_mux = NULL; acpi_status status; unsigned long long value; @@ -1181,14 +1195,18 @@ r535_gsp_acpi_mux_id(acpi_handle handle, u32 id, MUX_METHOD_DATA_ELEMENT *mode, if (!handle_mux) return; - status = acpi_evaluate_integer(handle_mux, "MXDM", NULL, &value); + /* I -think- 0 means "acquire" according to nvidia's driver source */ + input.pointer->integer.type = ACPI_TYPE_INTEGER; + input.pointer->integer.value = 0; + + status = acpi_evaluate_integer(handle_mux, "MXDM", &input, &value); if (ACPI_SUCCESS(status)) { mode->acpiId = id; mode->mode = value; mode->status = 0; } - status = acpi_evaluate_integer(handle_mux, "MXDS", NULL, &value); + status = acpi_evaluate_integer(handle_mux, "MXDS", &input, &value); if (ACPI_SUCCESS(status)) { part->acpiId = id; part->mode = value; @@ -1234,8 +1252,8 @@ r535_gsp_acpi_dod(acpi_handle handle, DOD_METHOD_DATA *dod) dod->acpiIdListLen += sizeof(dod->acpiIdList[0]); } - printk(KERN_ERR "_DOD: ok! len:%d\n", dod->acpiIdListLen); dod->status = 0; + kfree(output.pointer); } #endif @@ -1379,6 +1397,13 @@ r535_gsp_msg_post_event(void *priv, u32 fn, void *repv, u32 repc) return 0; } +/** + * r535_gsp_msg_run_cpu_sequencer() -- process I/O commands from the GSP + * + * The GSP sequencer is a list of I/O commands that the GSP can send to + * the driver to perform for various purposes. The most common usage is to + * perform a special mid-initialization reset. + */ static int r535_gsp_msg_run_cpu_sequencer(void *priv, u32 fn, void *repv, u32 repc) { @@ -1718,6 +1743,23 @@ r535_gsp_libos_id8(const char *name) return id; } +/** + * create_pte_array() - creates a PTE array of a physically contiguous buffer + * @ptes: pointer to the array + * @addr: base address of physically contiguous buffer (GSP_PAGE_SIZE aligned) + * @size: size of the buffer + * + * GSP-RM sometimes expects physically-contiguous buffers to have an array of + * "PTEs" for each page in that buffer. Although in theory that allows for + * the buffer to be physically discontiguous, GSP-RM does not currently + * support that. + * + * In this case, the PTEs are DMA addresses of each page of the buffer. Since + * the buffer is physically contiguous, calculating all the PTEs is simple + * math. + * + * See memdescGetPhysAddrsForGpu() + */ static void create_pte_array(u64 *ptes, dma_addr_t addr, size_t size) { unsigned int num_pages = DIV_ROUND_UP_ULL(size, GSP_PAGE_SIZE); @@ -1727,6 +1769,35 @@ static void create_pte_array(u64 *ptes, dma_addr_t addr, size_t size) ptes[i] = (u64)addr + (i << GSP_PAGE_SHIFT); } +/** + * r535_gsp_libos_init() -- create the libos arguments structure + * + * The logging buffers are byte queues that contain encoded printf-like + * messages from GSP-RM. They need to be decoded by a special application + * that can parse the buffers. + * + * The 'loginit' buffer contains logs from early GSP-RM init and + * exception dumps. The 'logrm' buffer contains the subsequent logs. Both are + * written to directly by GSP-RM and can be any multiple of GSP_PAGE_SIZE. + * + * The physical address map for the log buffer is stored in the buffer + * itself, starting with offset 1. Offset 0 contains the "put" pointer. + * + * The GSP only understands 4K pages (GSP_PAGE_SIZE), so even if the kernel is + * configured for a larger page size (e.g. 64K pages), we need to give + * the GSP an array of 4K pages. Fortunately, since the buffer is + * physically contiguous, it's simple math to calculate the addresses. + * + * The buffers must be a multiple of GSP_PAGE_SIZE. GSP-RM also currently + * ignores the @kind field for LOGINIT, LOGINTR, and LOGRM, but expects the + * buffers to be physically contiguous anyway. + * + * The memory allocated for the arguments must remain until the GSP sends the + * init_done RPC. + * + * See _kgspInitLibosLoggingStructures (allocates memory for buffers) + * See kgspSetupLibosInitArgs_IMPL (creates pLibosInitArgs[] array) + */ static int r535_gsp_libos_init(struct nvkm_gsp *gsp) { @@ -1837,6 +1908,35 @@ nvkm_gsp_radix3_dtor(struct nvkm_gsp *gsp, struct nvkm_gsp_radix3 *rx3) nvkm_gsp_mem_dtor(gsp, &rx3->mem[i]); } +/** + * nvkm_gsp_radix3_sg - build a radix3 table from a S/G list + * + * The GSP uses a three-level page table, called radix3, to map the firmware. + * Each 64-bit "pointer" in the table is either the bus address of an entry in + * the next table (for levels 0 and 1) or the bus address of the next page in + * the GSP firmware image itself. + * + * Level 0 contains a single entry in one page that points to the first page + * of level 1. + * + * Level 1, since it's also only one page in size, contains up to 512 entries, + * one for each page in Level 2. + * + * Level 2 can be up to 512 pages in size, and each of those entries points to + * the next page of the firmware image. Since there can be up to 512*512 + * pages, that limits the size of the firmware to 512*512*GSP_PAGE_SIZE = 1GB. + * + * Internally, the GSP has its window into system memory, but the base + * physical address of the aperture is not 0. In fact, it varies depending on + * the GPU architecture. Since the GPU is a PCI device, this window is + * accessed via DMA and is therefore bound by IOMMU translation. The end + * result is that GSP-RM must translate the bus addresses in the table to GSP + * physical addresses. All this should happen transparently. + * + * Returns 0 on success, or negative error code + * + * See kgspCreateRadix3_IMPL + */ static int nvkm_gsp_radix3_sg(struct nvkm_device *device, struct sg_table *sgt, u64 size, struct nvkm_gsp_radix3 *rx3) @@ -2106,7 +2206,9 @@ r535_gsp_oneinit(struct nvkm_gsp *gsp) r535_gsp_msg_ntfy_add(gsp, NV_VGPU_MSG_EVENT_MMU_FAULT_QUEUED, r535_gsp_msg_mmu_fault_queued, gsp); r535_gsp_msg_ntfy_add(gsp, NV_VGPU_MSG_EVENT_OS_ERROR_LOG, r535_gsp_msg_os_error_log, gsp); - + r535_gsp_msg_ntfy_add(gsp, NV_VGPU_MSG_EVENT_PERF_BRIDGELESS_INFO_UPDATE, NULL, NULL); + r535_gsp_msg_ntfy_add(gsp, NV_VGPU_MSG_EVENT_UCODE_LIBOS_PRINT, NULL, NULL); + r535_gsp_msg_ntfy_add(gsp, NV_VGPU_MSG_EVENT_GSP_SEND_USER_SHARED_DATA, NULL, NULL); ret = r535_gsp_rm_boot_ctor(gsp); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c index 1b811d6972a1..201022ae9214 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c @@ -49,14 +49,14 @@ #include <subdev/mmu.h> struct gk20a_instobj { - struct nvkm_memory memory; + struct nvkm_instobj base; struct nvkm_mm_node *mn; struct gk20a_instmem *imem; /* CPU mapping */ u32 *vaddr; }; -#define gk20a_instobj(p) container_of((p), struct gk20a_instobj, memory) +#define gk20a_instobj(p) container_of((p), struct gk20a_instobj, base.memory) /* * Used for objects allocated using the DMA API @@ -148,7 +148,7 @@ gk20a_instobj_iommu_recycle_vaddr(struct gk20a_instobj_iommu *obj) list_del(&obj->vaddr_node); vunmap(obj->base.vaddr); obj->base.vaddr = NULL; - imem->vaddr_use -= nvkm_memory_size(&obj->base.memory); + imem->vaddr_use -= nvkm_memory_size(&obj->base.base.memory); nvkm_debug(&imem->base.subdev, "vaddr used: %x/%x\n", imem->vaddr_use, imem->vaddr_max); } @@ -283,7 +283,7 @@ gk20a_instobj_map(struct nvkm_memory *memory, u64 offset, struct nvkm_vmm *vmm, { struct gk20a_instobj *node = gk20a_instobj(memory); struct nvkm_vmm_map map = { - .memory = &node->memory, + .memory = &node->base.memory, .offset = offset, .mem = node->mn, }; @@ -391,8 +391,8 @@ gk20a_instobj_ctor_dma(struct gk20a_instmem *imem, u32 npages, u32 align, return -ENOMEM; *_node = &node->base; - nvkm_memory_ctor(&gk20a_instobj_func_dma, &node->base.memory); - node->base.memory.ptrs = &gk20a_instobj_ptrs; + nvkm_memory_ctor(&gk20a_instobj_func_dma, &node->base.base.memory); + node->base.base.memory.ptrs = &gk20a_instobj_ptrs; node->base.vaddr = dma_alloc_attrs(dev, npages << PAGE_SHIFT, &node->handle, GFP_KERNEL, @@ -438,8 +438,8 @@ gk20a_instobj_ctor_iommu(struct gk20a_instmem *imem, u32 npages, u32 align, *_node = &node->base; node->dma_addrs = (void *)(node->pages + npages); - nvkm_memory_ctor(&gk20a_instobj_func_iommu, &node->base.memory); - node->base.memory.ptrs = &gk20a_instobj_ptrs; + nvkm_memory_ctor(&gk20a_instobj_func_iommu, &node->base.base.memory); + node->base.base.memory.ptrs = &gk20a_instobj_ptrs; /* Allocate backing memory */ for (i = 0; i < npages; i++) { @@ -533,7 +533,7 @@ gk20a_instobj_new(struct nvkm_instmem *base, u32 size, u32 align, bool zero, else ret = gk20a_instobj_ctor_dma(imem, size >> PAGE_SHIFT, align, &node); - *pmemory = node ? &node->memory : NULL; + *pmemory = node ? &node->base.memory : NULL; if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c index e34bc6076401..8379e72d77ab 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c @@ -31,7 +31,7 @@ tu102_vmm_flush(struct nvkm_vmm *vmm, int depth) type |= 0x00000001; /* PAGE_ALL */ if (atomic_read(&vmm->engref[NVKM_SUBDEV_BAR])) - type |= 0x00000004; /* HUB_ONLY */ + type |= 0x00000006; /* HUB_ONLY | ALL PDB (hack) */ mutex_lock(&vmm->mmu->mutex); |