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altos: Reset interrupt flags before TX in CC1200 driver
[fw/altos]
/
src
/
lpc
/
ao_spi_lpc.c
diff --git
a/src/lpc/ao_spi_lpc.c
b/src/lpc/ao_spi_lpc.c
index a889137cbb7a4e1f84437f601d76e78f8cc22ce8..bc8f9c690cbcde29a3220c3d864ec9b4b03130c3 100644
(file)
--- a/
src/lpc/ao_spi_lpc.c
+++ b/
src/lpc/ao_spi_lpc.c
@@
-21,8
+21,6
@@
static uint8_t ao_spi_mutex[LPC_NUM_SPI];
static struct lpc_ssp * const ao_lpc_ssp[LPC_NUM_SPI] = { &lpc_ssp0, &lpc_ssp1 };
static struct lpc_ssp * const ao_lpc_ssp[LPC_NUM_SPI] = { &lpc_ssp0, &lpc_ssp1 };
-static uint8_t spi_dev_null;
-
#define tx_busy(lpc_ssp) (lpc_ssp->sr & ((1 << LPC_SSP_SR_BSY) | (1 << LPC_SSP_SR_TNF))) != (1 << LPC_SSP_SR_TNF)
#define rx_busy(lpc_ssp) (lpc_ssp->sr & ((1 << LPC_SSP_SR_BSY) | (1 << LPC_SSP_SR_RNE))) != (1 << LPC_SSP_SR_RNE)
#define tx_busy(lpc_ssp) (lpc_ssp->sr & ((1 << LPC_SSP_SR_BSY) | (1 << LPC_SSP_SR_TNF))) != (1 << LPC_SSP_SR_TNF)
#define rx_busy(lpc_ssp) (lpc_ssp->sr & ((1 << LPC_SSP_SR_BSY) | (1 << LPC_SSP_SR_RNE))) != (1 << LPC_SSP_SR_RNE)
@@
-45,9
+43,9
@@
static uint8_t spi_dev_null;
} while (0)
void
} while (0)
void
-ao_spi_send(void *block, uint16_t len, uint8_t id)
+ao_spi_send(
const
void *block, uint16_t len, uint8_t id)
{
{
-
uint8_t
*b = block;
+
const uint8_t
*b = block;
struct lpc_ssp *lpc_ssp = ao_lpc_ssp[id];
spi_loop(len, *b++, (void));
struct lpc_ssp *lpc_ssp = ao_lpc_ssp[id];
spi_loop(len, *b++, (void));
@@
-71,9
+69,9
@@
ao_spi_recv(void *block, uint16_t len, uint8_t id)
}
void
}
void
-ao_spi_duplex(void *out, void *in, uint16_t len, uint8_t id)
+ao_spi_duplex(
const
void *out, void *in, uint16_t len, uint8_t id)
{
{
-
uint8_t
*o = out;
+
const uint8_t
*o = out;
uint8_t *i = in;
struct lpc_ssp *lpc_ssp = ao_lpc_ssp[id];
uint8_t *i = in;
struct lpc_ssp *lpc_ssp = ao_lpc_ssp[id];