40 struct occ {  struct
49 #define to_occ(x)	container_of((x), struct occ, mdev)  argument
60 	struct occ *occ;  member
75 	struct occ *occ = to_occ(mdev);  in occ_open()  local
86 	client->occ = occ;  in occ_open()
181 	rc = fsi_occ_submit(client->occ->dev, cmd, data_length + 6, cmd,  in occ_write()
238 static int occ_getsram(struct occ *occ, u32 address, void *data, ssize_t len)  in occ_getsram()  argument
260 	rc = sbefifo_submit(occ->sbefifo, cmd, 5, resp, &resp_len);  in occ_getsram()
264 	rc = sbefifo_parse_status(occ->sbefifo, SBEFIFO_CMD_GET_OCC_SRAM,  in occ_getsram()
271 		dev_err(occ->dev, "SRAM read expected %d bytes got %zd\n",  in occ_getsram()
281 		dev_err(occ->dev, "SRAM read returned failure status: %08x\n",  in occ_getsram()
290 static int occ_putsram(struct occ *occ, u32 address, const void *data,  in occ_putsram()  argument
321 	rc = sbefifo_submit(occ->sbefifo, buf, cmd_len, buf, &resp_len);  in occ_putsram()
325 	rc = sbefifo_parse_status(occ->sbefifo, SBEFIFO_CMD_PUT_OCC_SRAM,  in occ_putsram()
331 		dev_err(occ->dev, "SRAM write response length invalid: %zd\n",  in occ_putsram()
337 			dev_err(occ->dev,  in occ_putsram()
347 		dev_err(occ->dev, "SRAM write returned failure status: %08x\n",  in occ_putsram()
356 static int occ_trigger_attn(struct occ *occ)  in occ_trigger_attn()  argument
373 	rc = sbefifo_submit(occ->sbefifo, buf, 7, buf, &resp_len);  in occ_trigger_attn()
377 	rc = sbefifo_parse_status(occ->sbefifo, SBEFIFO_CMD_PUT_OCC_SRAM,  in occ_trigger_attn()
383 		dev_err(occ->dev, "SRAM attn response length invalid: %zd\n",  in occ_trigger_attn()
389 			dev_err(occ->dev,  in occ_trigger_attn()
399 		dev_err(occ->dev, "SRAM attn returned failure status: %08x\n",  in occ_trigger_attn()
413 	struct occ *occ = dev_get_drvdata(dev);  in fsi_occ_submit()  local
420 	if (!occ)  in fsi_occ_submit()
428 	mutex_lock(&occ->occ_lock);  in fsi_occ_submit()
432 	rc = occ_putsram(occ, OCC_SRAM_CMD_ADDR, request, req_len);  in fsi_occ_submit()
436 	rc = occ_trigger_attn(occ);  in fsi_occ_submit()
443 		rc = occ_getsram(occ, OCC_SRAM_RSP_ADDR, resp, 8);  in fsi_occ_submit()
453 				dev_err(occ->dev, "resp timeout status=%02x "  in fsi_occ_submit()
480 		rc = occ_getsram(occ, OCC_SRAM_RSP_ADDR + 8,  in fsi_occ_submit()
490 	mutex_unlock(&occ->occ_lock);  in fsi_occ_submit()
509 	struct occ *occ;  in occ_probe()  local
517 	occ = devm_kzalloc(dev, sizeof(*occ), GFP_KERNEL);  in occ_probe()
518 	if (!occ)  in occ_probe()
521 	occ->dev = dev;  in occ_probe()
522 	occ->sbefifo = dev->parent;  in occ_probe()
523 	mutex_init(&occ->occ_lock);  in occ_probe()
529 			occ->idx = ida_simple_get(&occ_ida, reg, reg + 1,  in occ_probe()
531 			if (occ->idx < 0)  in occ_probe()
532 				occ->idx = ida_simple_get(&occ_ida, 1, INT_MAX,  in occ_probe()
535 			occ->idx = ida_simple_get(&occ_ida, 1, INT_MAX,  in occ_probe()
539 		occ->idx = ida_simple_get(&occ_ida, 1, INT_MAX, GFP_KERNEL);  in occ_probe()
542 	platform_set_drvdata(pdev, occ);  in occ_probe()
544 	snprintf(occ->name, sizeof(occ->name), "occ%d", occ->idx);  in occ_probe()
545 	occ->mdev.fops = &occ_fops;  in occ_probe()
546 	occ->mdev.minor = MISC_DYNAMIC_MINOR;  in occ_probe()
547 	occ->mdev.name = occ->name;  in occ_probe()
548 	occ->mdev.parent = dev;  in occ_probe()
550 	rc = misc_register(&occ->mdev);  in occ_probe()
553 		ida_simple_remove(&occ_ida, occ->idx);  in occ_probe()
557 	hwmon_dev_info.id = occ->idx;  in occ_probe()
567 	struct occ *occ = platform_get_drvdata(pdev);  in occ_remove()  local
569 	misc_deregister(&occ->mdev);  in occ_remove()
573 	ida_simple_remove(&occ_ida, occ->idx);  in occ_remove()