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| author | Marc Kleine-Budde <mkl@pengutronix.de> | 2020-12-12 20:55:17 +0300 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2020-12-14 16:24:14 +0300 |
| commit | ac33ffd3e2b037fe68683b48dadd1cef4a969993 (patch) | |
| tree | 10fb6270e554bc74c84ef0a99031df3c4d53c9fb /drivers/net/can/m_can/m_can.c | |
| parent | b8d6255548ff9a94f1fed44b01da9602861cf84a (diff) | |
| download | linux-ac33ffd3e2b037fe68683b48dadd1cef4a969993.tar.xz | |
can: m_can: let m_can_class_allocate_dev() allocate driver specific private data
This patch enhances m_can_class_allocate_dev() to allocate driver specific
private data. The driver's private data struct must contain struct
m_can_classdev as its first member followed by the remaining private data.
Link: https://lore.kernel.org/r/20201212175518.139651-7-mkl@pengutronix.de
Reviewed-by: Sean Nyekjaer <sean@geanix.com>
Reviewed-by: Dan Murphy <dmurphy@ti.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can/m_can/m_can.c')
| -rw-r--r-- | drivers/net/can/m_can/m_can.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c index f258c81db0c3..cc7972a103dc 100644 --- a/drivers/net/can/m_can/m_can.c +++ b/drivers/net/can/m_can/m_can.c @@ -1759,7 +1759,8 @@ int m_can_class_get_clocks(struct m_can_classdev *cdev) } EXPORT_SYMBOL_GPL(m_can_class_get_clocks); -struct m_can_classdev *m_can_class_allocate_dev(struct device *dev) +struct m_can_classdev *m_can_class_allocate_dev(struct device *dev, + int sizeof_priv) { struct m_can_classdev *class_dev = NULL; u32 mram_config_vals[MRAM_CFG_LEN]; @@ -1782,7 +1783,7 @@ struct m_can_classdev *m_can_class_allocate_dev(struct device *dev) tx_fifo_size = mram_config_vals[7]; /* allocate the m_can device */ - net_dev = alloc_candev(sizeof(*class_dev), tx_fifo_size); + net_dev = alloc_candev(sizeof_priv, tx_fifo_size); if (!net_dev) { dev_err(dev, "Failed to allocate CAN device"); goto out; |