forked from ~ljy/RK356X_SDK_RELEASE
blame | history | patch | commit | commitdiff
hc
2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 
 kernel/drivers/net/wireless/intel/iwlwifi/iwl-io.c
....@@ -1,9 +1,13 @@
11 /******************************************************************************
22  *
3
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
4
+ * redistributing this file, you may do so under either license.
5
+ *
6
+ * GPL LICENSE SUMMARY
7
+ *
38  * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved.
49  * Copyright(c) 2015 - 2016 Intel Deutschland GmbH
5
- *
6
- * Portions of this file are derived from the ipw3945 project.
10
+ * Copyright(C) 2018 - 2019 Intel Corporation
711  *
812  * This program is free software; you can redistribute it and/or modify it
913  * under the terms of version 2 of the GNU General Public License as
....@@ -14,16 +18,45 @@
1418  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
1519  * more details.
1620  *
17
- * You should have received a copy of the GNU General Public License along with
18
- * this program; if not, write to the Free Software Foundation, Inc.,
19
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
20
- *
2121  * The full GNU General Public License is included in this distribution in the
22
- * file called LICENSE.
22
+ * file called COPYING.
2323  *
2424  * Contact Information:
2525  *  Intel Linux Wireless <linuxwifi@intel.com>
2626  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27
+ *
28
+ * BSD LICENSE
29
+ *
30
+ * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved.
31
+ * Copyright(c) 2015 - 2016 Intel Deutschland GmbH
32
+ * Copyright (C) 2018 - 2019 Intel Corporation
33
+ * All rights reserved.
34
+ *
35
+ * Redistribution and use in source and binary forms, with or without
36
+ * modification, are permitted provided that the following conditions
37
+ * are met:
38
+ *
39
+ *  * Redistributions of source code must retain the above copyright
40
+ *    notice, this list of conditions and the following disclaimer.
41
+ *  * Redistributions in binary form must reproduce the above copyright
42
+ *    notice, this list of conditions and the following disclaimer in
43
+ *    the documentation and/or other materials provided with the
44
+ *    distribution.
45
+ *  * Neither the name Intel Corporation nor the names of its
46
+ *    contributors may be used to endorse or promote products derived
47
+ *    from this software without specific prior written permission.
48
+ *
49
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
50
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
51
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
52
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
53
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
54
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
55
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
56
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
57
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
58
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
59
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
2760  *
2861  *****************************************************************************/
2962 #include <linux/delay.h>
....@@ -241,12 +274,15 @@
241274 
242275 void iwl_force_nmi(struct iwl_trans *trans)
243276 {
244
-	if (trans->cfg->device_family < IWL_DEVICE_FAMILY_9000)
277
+	if (trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_9000)
245278 		iwl_write_prph(trans, DEVICE_SET_NMI_REG,
246279 			       DEVICE_SET_NMI_VAL_DRV);
280
+	else if (trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_AX210)
281
+		iwl_write_umac_prph(trans, UREG_NIC_SET_NMI_DRIVER,
282
+				UREG_NIC_SET_NMI_DRIVER_NMI_FROM_DRIVER_MSK);
247283 	else
248
-		iwl_write_prph(trans, UREG_NIC_SET_NMI_DRIVER,
249
-			       UREG_NIC_SET_NMI_DRIVER_NMI_FROM_DRIVER_MSK);
284
+		iwl_write_umac_prph(trans, UREG_DOORBELL_TO_ISR6,
285
+				    UREG_DOORBELL_TO_ISR6_NMI_BIT);
250286 }
251287 IWL_EXPORT_SYMBOL(iwl_force_nmi);
252288 
....@@ -392,7 +428,7 @@
392428 		FH_TSSR_TX_ERROR_REG
393429 	};
394430 
395
-	if (trans->cfg->mq_rx_supported)
431
+	if (trans->trans_cfg->mq_rx_supported)
396432 		return iwl_dump_rfh(trans, buf);
397433 
398434 #ifdef CONFIG_IWLWIFI_DEBUGFS
....@@ -425,3 +461,43 @@
425461 
426462 	return 0;
427463 }
464
+
465
+int iwl_finish_nic_init(struct iwl_trans *trans,
466
+			const struct iwl_cfg_trans_params *cfg_trans)
467
+{
468
+	int err;
469
+
470
+	if (cfg_trans->bisr_workaround) {
471
+		/* ensure the TOP FSM isn't still in previous reset */
472
+		mdelay(2);
473
+	}
474
+
475
+	/*
476
+	 * Set "initialization complete" bit to move adapter from
477
+	 * D0U* --> D0A* (powered-up active) state.
478
+	 */
479
+	iwl_set_bit(trans, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE);
480
+
481
+	if (cfg_trans->device_family == IWL_DEVICE_FAMILY_8000)
482
+		udelay(2);
483
+
484
+	/*
485
+	 * Wait for clock stabilization; once stabilized, access to
486
+	 * device-internal resources is supported, e.g. iwl_write_prph()
487
+	 * and accesses to uCode SRAM.
488
+	 */
489
+	err = iwl_poll_bit(trans, CSR_GP_CNTRL,
490
+			   CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY,
491
+			   CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY,
492
+			   25000);
493
+	if (err < 0)
494
+		IWL_DEBUG_INFO(trans, "Failed to wake NIC\n");
495
+
496
+	if (cfg_trans->bisr_workaround) {
497
+		/* ensure BISR shift has finished */
498
+		udelay(200);
499
+	}
500
+
501
+	return err < 0 ? err : 0;
502
+}
503
+IWL_EXPORT_SYMBOL(iwl_finish_nic_init);