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bt_uart_shim: Remove g_lowerstatic static variable 

let's initialize the callback directly to save the memory

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao 2020-12-27 18:54:24 +08:00 committed by Alin Jerpelea
parent 8ce2d376cc
commit 9f463fd3da
1 changed files with 6 additions and 17 deletions
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23
drivers/wireless/bluetooth/bt_uart_shim.c
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@ -110,22 +110,6 @@ static ssize_t hciuart_write(FAR const struct btuart_lowerhalf_s *lower,
FAR const void *buffer, size_t buflen);
static ssize_t hciuart_rxdrain(FAR const struct btuart_lowerhalf_s *lower);
/****************************************************************************
* Private Data
****************************************************************************/
/* This structure is the configuration of the HCI UART shim */
static struct btuart_lowerhalf_s g_lowerstatic =
{
.rxattach = hciuart_rxattach,
.rxenable = hciuart_rxenable,
.setbaud = hciuart_setbaud,
.read = hciuart_read,
.write = hciuart_write,
.rxdrain = hciuart_rxdrain
};
/****************************************************************************
* Private Functions
****************************************************************************/
@ -460,7 +444,12 @@ FAR struct btuart_lowerhalf_s *bt_uart_shim_getdevice(FAR const char *path)
/* Hook the routines in */
memcpy(&n->lower, &g_lowerstatic, sizeof(struct btuart_lowerhalf_s));
n->lower.rxattach = hciuart_rxattach;
n->lower.rxenable = hciuart_rxenable;
n->lower.setbaud = hciuart_setbaud;
n->lower.read = hciuart_read;
n->lower.write = hciuart_write;
n->lower.rxdrain = hciuart_rxdrain;
/* Put materials into poll structure */