i1480/dfu/dfu.c

5  * Copyright (C) 2005-2006 Intel Corporation
6  * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
20  * 02110-1301, USA.
29 #include "i1480-dfu.h"
39  * i1480_rceb_check - Check RCEB for expected field values
50  * Return 0 if @rceb matches the expected values, -EINVAL otherwise.
57 	struct device *dev = i1480->dev;  in i1480_rceb_check()
58 	if (rceb->bEventContext != context) {  in i1480_rceb_check()
62 				rceb->bEventContext, context);  in i1480_rceb_check()
63 		result = -EINVAL;  in i1480_rceb_check()
65 	if (rceb->bEventType != expected_type) {  in i1480_rceb_check()
69 				rceb->bEventType, expected_type);  in i1480_rceb_check()
70 		result = -EINVAL;  in i1480_rceb_check()
72 	if (le16_to_cpu(rceb->wEvent) != expected_event) {  in i1480_rceb_check()
76 				le16_to_cpu(rceb->wEvent), expected_event);  in i1480_rceb_check()
77 		result = -EINVAL;  in i1480_rceb_check()
87  * Command data has to be in i1480->cmd_buf.
89  * @returns size of the reply data filled in i1480->evt_buf or < 0 errno
96 	struct uwb_rceb *reply = i1480->evt_buf;  in i1480_cmd()
97 	struct uwb_rccb *cmd = i1480->cmd_buf;  in i1480_cmd()
98 	u16 expected_event = reply->wEvent;  in i1480_cmd()
99 	u8 expected_type = reply->bEventType;  in i1480_cmd()
102 	init_completion(&i1480->evt_complete);  in i1480_cmd()
103 	i1480->evt_result = -EINPROGRESS;  in i1480_cmd()
107 	cmd->bCommandContext = context;  in i1480_cmd()
108 	result = i1480->cmd(i1480, cmd_name, cmd_size);  in i1480_cmd()
113 		&i1480->evt_complete, HZ);  in i1480_cmd()
115 		result = -ETIMEDOUT;  in i1480_cmd()
120 	result = i1480->evt_result;  in i1480_cmd()
122 		dev_err(i1480->dev, "%s: command reply reception failed: %zd\n",  in i1480_cmd()
132 	if (i1480_rceb_check(i1480, i1480->evt_buf, NULL,  in i1480_cmd()
135 		result = i1480->wait_init_done(i1480);  in i1480_cmd()
138 		result = i1480->evt_result;  in i1480_cmd()
141 		dev_err(i1480->dev, "%s returned only %zu bytes, %zu expected\n",  in i1480_cmd()
143 		result = -EINVAL;  in i1480_cmd()
147 	result = i1480_rceb_check(i1480, i1480->evt_buf, cmd_name, context,  in i1480_cmd()
159 	u32 *buf = (u32 *) i1480->cmd_buf;  in i1480_print_state()
161 	result = i1480->read(i1480, 0x80080000, 2 * sizeof(*buf));  in i1480_print_state()
163 		dev_err(i1480->dev, "cannot read U & L states: %d\n", result);  in i1480_print_state()
166 	dev_info(i1480->dev, "state U 0x%08x, L 0x%08x\n", buf[0], buf[1]);  in i1480_print_state()
181 	result = i1480_pre_fw_upload(i1480);	/* PHY pre fw */  in i1480_fw_upload()
182 	if (result < 0 && result != -ENOENT) {  in i1480_fw_upload()
188 		if (result == -ENOENT)  in i1480_fw_upload()
189 			dev_err(i1480->dev, "Cannot locate MAC FW file '%s'\n",  in i1480_fw_upload()
190 				i1480->mac_fw_name);  in i1480_fw_upload()
196 	if (result < 0 && result != -ENOENT) {  in i1480_fw_upload()
204 	dev_info(i1480->dev, "firmware uploaded successfully\n");  in i1480_fw_upload()
206 	if (i1480->rc_release)  in i1480_fw_upload()
207 		i1480->rc_release(i1480);  in i1480_fw_upload()