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-rw-r--r--drivers/staging/comedi/drivers/vmk80xx.c71
1 files changed, 0 insertions, 71 deletions
diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c
index e37118321a27..a0906685e27f 100644
--- a/drivers/staging/comedi/drivers/vmk80xx.c
+++ b/drivers/staging/comedi/drivers/vmk80xx.c
@@ -103,11 +103,6 @@ enum vmk80xx_model {
103 VMK8061_MODEL 103 VMK8061_MODEL
104}; 104};
105 105
106struct firmware_version {
107 unsigned char ic3_vers[32]; /* USB-Controller */
108 unsigned char ic6_vers[32]; /* CPU */
109};
110
111static const struct comedi_lrange vmk8061_range = { 106static const struct comedi_lrange vmk8061_range = {
112 2, { 107 2, {
113 UNI_RANGE(5), 108 UNI_RANGE(5),
@@ -156,68 +151,12 @@ static const struct vmk80xx_board vmk80xx_boardinfo[] = {
156struct vmk80xx_private { 151struct vmk80xx_private {
157 struct usb_endpoint_descriptor *ep_rx; 152 struct usb_endpoint_descriptor *ep_rx;
158 struct usb_endpoint_descriptor *ep_tx; 153 struct usb_endpoint_descriptor *ep_tx;
159 struct firmware_version fw;
160 struct semaphore limit_sem; 154 struct semaphore limit_sem;
161 unsigned char *usb_rx_buf; 155 unsigned char *usb_rx_buf;
162 unsigned char *usb_tx_buf; 156 unsigned char *usb_tx_buf;
163 enum vmk80xx_model model; 157 enum vmk80xx_model model;
164}; 158};
165 159
166static int vmk80xx_check_data_link(struct comedi_device *dev)
167{
168 struct vmk80xx_private *devpriv = dev->private;
169 struct usb_device *usb = comedi_to_usb_dev(dev);
170 unsigned int tx_pipe;
171 unsigned int rx_pipe;
172 unsigned char tx[1];
173 unsigned char rx[2];
174
175 tx_pipe = usb_sndbulkpipe(usb, 0x01);
176 rx_pipe = usb_rcvbulkpipe(usb, 0x81);
177
178 tx[0] = VMK8061_CMD_RD_PWR_STAT;
179
180 /*
181 * Check that IC6 (PIC16F871) is powered and
182 * running and the data link between IC3 and
183 * IC6 is working properly
184 */
185 usb_bulk_msg(usb, tx_pipe, tx, 1, NULL, devpriv->ep_tx->bInterval);
186 usb_bulk_msg(usb, rx_pipe, rx, 2, NULL, HZ * 10);
187
188 return (int)rx[1];
189}
190
191static void vmk80xx_read_eeprom(struct comedi_device *dev, int flag)
192{
193 struct vmk80xx_private *devpriv = dev->private;
194 struct usb_device *usb = comedi_to_usb_dev(dev);
195 unsigned int tx_pipe;
196 unsigned int rx_pipe;
197 unsigned char tx[1];
198 unsigned char rx[64];
199 int cnt;
200
201 tx_pipe = usb_sndbulkpipe(usb, 0x01);
202 rx_pipe = usb_rcvbulkpipe(usb, 0x81);
203
204 tx[0] = VMK8061_CMD_RD_VERSION;
205
206 /*
207 * Read the firmware version info of IC3 and
208 * IC6 from the internal EEPROM of the IC
209 */
210 usb_bulk_msg(usb, tx_pipe, tx, 1, NULL, devpriv->ep_tx->bInterval);
211 usb_bulk_msg(usb, rx_pipe, rx, 64, &cnt, HZ * 10);
212
213 rx[cnt] = '\0';
214
215 if (flag & IC3_VERSION)
216 strncpy(devpriv->fw.ic3_vers, rx + 1, 24);
217 else /* IC6_VERSION */
218 strncpy(devpriv->fw.ic6_vers, rx + 25, 24);
219}
220
221static void vmk80xx_do_bulk_msg(struct comedi_device *dev) 160static void vmk80xx_do_bulk_msg(struct comedi_device *dev)
222{ 161{
223 struct vmk80xx_private *devpriv = dev->private; 162 struct vmk80xx_private *devpriv = dev->private;
@@ -878,16 +817,6 @@ static int vmk80xx_auto_attach(struct comedi_device *dev,
878 817
879 usb_set_intfdata(intf, devpriv); 818 usb_set_intfdata(intf, devpriv);
880 819
881 if (devpriv->model == VMK8061_MODEL) {
882 vmk80xx_read_eeprom(dev, IC3_VERSION);
883 dev_info(&intf->dev, "%s\n", devpriv->fw.ic3_vers);
884
885 if (vmk80xx_check_data_link(dev)) {
886 vmk80xx_read_eeprom(dev, IC6_VERSION);
887 dev_info(&intf->dev, "%s\n", devpriv->fw.ic6_vers);
888 }
889 }
890
891 if (devpriv->model == VMK8055_MODEL) 820 if (devpriv->model == VMK8055_MODEL)
892 vmk80xx_reset_device(dev); 821 vmk80xx_reset_device(dev);
893 822