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linux-can-fixes-for-4.2-20150825

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Merge tag 'linux-can-fixes-for-4.2-20150825' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can

Marc Kleine-Budde says:

====================
this is the updated pull request of one patch by me for the peak_usb
driver. It fixes the driver, so that non FD adapters don't provide CAN
FD bittimings.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2015-08-25 16:12:45 -07:00
commit e732cdd416
5 changed files with 82 additions and 70 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
drivers/net/can/usb/peak_usb/pcan_usb.c
View File

@ -854,6 +854,18 @@ static int pcan_usb_probe(struct usb_interface *intf)
/*
* describe the PCAN-USB adapter
*/
static const struct can_bittiming_const pcan_usb_const = {
.name = "pcan_usb",
.tseg1_min = 1,
.tseg1_max = 16,
.tseg2_min = 1,
.tseg2_max = 8,
.sjw_max = 4,
.brp_min = 1,
.brp_max = 64,
.brp_inc = 1,
};
const struct peak_usb_adapter pcan_usb = {
.name = "PCAN-USB",
.device_id = PCAN_USB_PRODUCT_ID,
@ -862,17 +874,7 @@ const struct peak_usb_adapter pcan_usb = {
.clock = {
.freq = PCAN_USB_CRYSTAL_HZ / 2 ,
},
.bittiming_const = {
.name = "pcan_usb",
.tseg1_min = 1,
.tseg1_max = 16,
.tseg2_min = 1,
.tseg2_max = 8,
.sjw_max = 4,
.brp_min = 1,
.brp_max = 64,
.brp_inc = 1,
},
.bittiming_const = &pcan_usb_const,
/* size of device private data */
.sizeof_dev_private = sizeof(struct pcan_usb),

4
drivers/net/can/usb/peak_usb/pcan_usb_core.c
View File

@ -792,9 +792,9 @@ static int peak_usb_create_dev(const struct peak_usb_adapter *peak_usb_adapter,
dev->ep_msg_out = peak_usb_adapter->ep_msg_out[ctrl_idx];
dev->can.clock = peak_usb_adapter->clock;
dev->can.bittiming_const = &peak_usb_adapter->bittiming_const;
dev->can.bittiming_const = peak_usb_adapter->bittiming_const;
dev->can.do_set_bittiming = peak_usb_set_bittiming;
dev->can.data_bittiming_const = &peak_usb_adapter->data_bittiming_const;
dev->can.data_bittiming_const = peak_usb_adapter->data_bittiming_const;
dev->can.do_set_data_bittiming = peak_usb_set_data_bittiming;
dev->can.do_set_mode = peak_usb_set_mode;
dev->can.do_get_berr_counter = peak_usb_adapter->do_get_berr_counter;

4
drivers/net/can/usb/peak_usb/pcan_usb_core.h
View File

@ -48,8 +48,8 @@ struct peak_usb_adapter {
u32 device_id;
u32 ctrlmode_supported;
struct can_clock clock;
const struct can_bittiming_const bittiming_const;
const struct can_bittiming_const data_bittiming_const;
const struct can_bittiming_const * const bittiming_const;
const struct can_bittiming_const * const data_bittiming_const;
unsigned int ctrl_count;
int (*intf_probe)(struct usb_interface *intf);

96
drivers/net/can/usb/peak_usb/pcan_usb_fd.c
View File

@ -990,6 +990,30 @@ static void pcan_usb_fd_free(struct peak_usb_device *dev)
}
/* describes the PCAN-USB FD adapter */
static const struct can_bittiming_const pcan_usb_fd_const = {
.name = "pcan_usb_fd",
.tseg1_min = 1,
.tseg1_max = 64,
.tseg2_min = 1,
.tseg2_max = 16,
.sjw_max = 16,
.brp_min = 1,
.brp_max = 1024,
.brp_inc = 1,
};
static const struct can_bittiming_const pcan_usb_fd_data_const = {
.name = "pcan_usb_fd",
.tseg1_min = 1,
.tseg1_max = 16,
.tseg2_min = 1,
.tseg2_max = 8,
.sjw_max = 4,
.brp_min = 1,
.brp_max = 1024,
.brp_inc = 1,
};
const struct peak_usb_adapter pcan_usb_fd = {
.name = "PCAN-USB FD",
.device_id = PCAN_USBFD_PRODUCT_ID,
@ -999,28 +1023,8 @@ const struct peak_usb_adapter pcan_usb_fd = {
.clock = {
.freq = PCAN_UFD_CRYSTAL_HZ,
},
.bittiming_const = {
.name = "pcan_usb_fd",
.tseg1_min = 1,
.tseg1_max = 64,
.tseg2_min = 1,
.tseg2_max = 16,
.sjw_max = 16,
.brp_min = 1,
.brp_max = 1024,
.brp_inc = 1,
},
.data_bittiming_const = {
.name = "pcan_usb_fd",
.tseg1_min = 1,
.tseg1_max = 16,
.tseg2_min = 1,
.tseg2_max = 8,
.sjw_max = 4,
.brp_min = 1,
.brp_max = 1024,
.brp_inc = 1,
},
.bittiming_const = &pcan_usb_fd_const,
.data_bittiming_const = &pcan_usb_fd_data_const,
/* size of device private data */
.sizeof_dev_private = sizeof(struct pcan_usb_fd_device),
@ -1058,6 +1062,30 @@ const struct peak_usb_adapter pcan_usb_fd = {
};
/* describes the PCAN-USB Pro FD adapter */
static const struct can_bittiming_const pcan_usb_pro_fd_const = {
.name = "pcan_usb_pro_fd",
.tseg1_min = 1,
.tseg1_max = 64,
.tseg2_min = 1,
.tseg2_max = 16,
.sjw_max = 16,
.brp_min = 1,
.brp_max = 1024,
.brp_inc = 1,
};
static const struct can_bittiming_const pcan_usb_pro_fd_data_const = {
.name = "pcan_usb_pro_fd",
.tseg1_min = 1,
.tseg1_max = 16,
.tseg2_min = 1,
.tseg2_max = 8,
.sjw_max = 4,
.brp_min = 1,
.brp_max = 1024,
.brp_inc = 1,
};
const struct peak_usb_adapter pcan_usb_pro_fd = {
.name = "PCAN-USB Pro FD",
.device_id = PCAN_USBPROFD_PRODUCT_ID,
@ -1067,28 +1095,8 @@ const struct peak_usb_adapter pcan_usb_pro_fd = {
.clock = {
.freq = PCAN_UFD_CRYSTAL_HZ,
},
.bittiming_const = {
.name = "pcan_usb_pro_fd",
.tseg1_min = 1,
.tseg1_max = 64,
.tseg2_min = 1,
.tseg2_max = 16,
.sjw_max = 16,
.brp_min = 1,
.brp_max = 1024,
.brp_inc = 1,
},
.data_bittiming_const = {
.name = "pcan_usb_pro_fd",
.tseg1_min = 1,
.tseg1_max = 16,
.tseg2_min = 1,
.tseg2_max = 8,
.sjw_max = 4,
.brp_min = 1,
.brp_max = 1024,
.brp_inc = 1,
},
.bittiming_const = &pcan_usb_pro_fd_const,
.data_bittiming_const = &pcan_usb_pro_fd_data_const,
/* size of device private data */
.sizeof_dev_private = sizeof(struct pcan_usb_fd_device),

24
drivers/net/can/usb/peak_usb/pcan_usb_pro.c
View File

@ -1004,6 +1004,18 @@ int pcan_usb_pro_probe(struct usb_interface *intf)
/*
* describe the PCAN-USB Pro adapter
*/
static const struct can_bittiming_const pcan_usb_pro_const = {
.name = "pcan_usb_pro",
.tseg1_min = 1,
.tseg1_max = 16,
.tseg2_min = 1,
.tseg2_max = 8,
.sjw_max = 4,
.brp_min = 1,
.brp_max = 1024,
.brp_inc = 1,
};
const struct peak_usb_adapter pcan_usb_pro = {
.name = "PCAN-USB Pro",
.device_id = PCAN_USBPRO_PRODUCT_ID,
@ -1012,17 +1024,7 @@ const struct peak_usb_adapter pcan_usb_pro = {
.clock = {
.freq = PCAN_USBPRO_CRYSTAL_HZ,
},
.bittiming_const = {
.name = "pcan_usb_pro",
.tseg1_min = 1,
.tseg1_max = 16,
.tseg2_min = 1,
.tseg2_max = 8,
.sjw_max = 4,
.brp_min = 1,
.brp_max = 1024,
.brp_inc = 1,
},
.bittiming_const = &pcan_usb_pro_const,
/* size of device private data */
.sizeof_dev_private = sizeof(struct pcan_usb_pro_device),