summaryrefslogtreecommitdiff
path: root/drivers/net/can/spi
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/can/spi')
-rw-r--r--drivers/net/can/spi/mcp251xfd/mcp251xfd-ring.c44
1 files changed, 28 insertions, 16 deletions
diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-ring.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-ring.c
index 8126f88d57d7..9610d262e966 100644
--- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-ring.c
+++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-ring.c
@@ -209,8 +209,10 @@ mcp251xfd_ring_init_rx(struct mcp251xfd_priv *priv, u16 *base, u8 *fifo_nr)
int mcp251xfd_ring_init(struct mcp251xfd_priv *priv)
{
+ const struct mcp251xfd_rx_ring *rx_ring;
u16 base = 0, ram_used;
u8 fifo_nr = 1;
+ int i;
netdev_reset_queue(priv->ndev);
@@ -218,6 +220,32 @@ int mcp251xfd_ring_init(struct mcp251xfd_priv *priv)
mcp251xfd_ring_init_rx(priv, &base, &fifo_nr);
mcp251xfd_ring_init_tx(priv, &base, &fifo_nr);
+ netdev_dbg(priv->ndev,
+ "FIFO setup: TEF: 0x%03x: %2d*%zu bytes = %4zu bytes\n",
+ mcp251xfd_get_tef_obj_addr(0),
+ priv->tx->obj_num, sizeof(struct mcp251xfd_hw_tef_obj),
+ priv->tx->obj_num * sizeof(struct mcp251xfd_hw_tef_obj));
+
+ mcp251xfd_for_each_rx_ring(priv, rx_ring, i) {
+ netdev_dbg(priv->ndev,
+ "FIFO setup: RX-%u: FIFO %u/0x%03x: %2u*%u bytes = %4u bytes\n",
+ rx_ring->nr, rx_ring->fifo_nr,
+ mcp251xfd_get_rx_obj_addr(rx_ring, 0),
+ rx_ring->obj_num, rx_ring->obj_size,
+ rx_ring->obj_num * rx_ring->obj_size);
+ }
+
+ netdev_dbg(priv->ndev,
+ "FIFO setup: TX: FIFO %u/0x%03x: %2u*%u bytes = %4u bytes\n",
+ priv->tx->fifo_nr,
+ mcp251xfd_get_tx_obj_addr(priv->tx, 0),
+ priv->tx->obj_num, priv->tx->obj_size,
+ priv->tx->obj_num * priv->tx->obj_size);
+
+ netdev_dbg(priv->ndev,
+ "FIFO setup: free: %4u bytes\n",
+ MCP251XFD_RAM_SIZE - (base - MCP251XFD_RAM_START));
+
ram_used = base - MCP251XFD_RAM_START;
if (ram_used > MCP251XFD_RAM_SIZE) {
netdev_err(priv->ndev,
@@ -288,21 +316,5 @@ int mcp251xfd_ring_alloc(struct mcp251xfd_priv *priv)
}
priv->rx_ring_num = i;
- netdev_dbg(priv->ndev,
- "FIFO setup: TEF: %d*%d bytes = %d bytes, TX: %d*%d bytes = %d bytes\n",
- tx_obj_num, tef_obj_size, tef_obj_size * tx_obj_num,
- tx_obj_num, tx_obj_size, tx_obj_size * tx_obj_num);
-
- mcp251xfd_for_each_rx_ring(priv, rx_ring, i) {
- netdev_dbg(priv->ndev,
- "FIFO setup: RX-%d: %d*%d bytes = %d bytes\n",
- i, rx_ring->obj_num, rx_ring->obj_size,
- rx_ring->obj_size * rx_ring->obj_num);
- }
-
- netdev_dbg(priv->ndev,
- "FIFO setup: free: %d bytes\n",
- ram_free);
-
return 0;
}