locker98/qmk_firmware
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Fix error handling in SPI master. (#11122)

Browse Source 
Co-authored-by: Dimitris Papavasiliou <dpapavas@gmail.com>
This commit is contained in:
Dimitris Papavasiliou 2020-12-06 03:50:02 +02:00 committed by GitHub
parent 54b932e844
commit 5cf70f3993
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 11 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/avr/spi_master.c
View File

@ -140,27 +140,33 @@ spi_status_t spi_read() {
}
spi_status_t spi_transmit(const uint8_t *data, uint16_t length) {
spi_status_t status = SPI_STATUS_ERROR;
spi_status_t status;
for (uint16_t i = 0; i < length; i++) {
status = spi_write(data[i]);
if (status < 0) {
return status;
}
}
return status;
return SPI_STATUS_SUCCESS;
}
spi_status_t spi_receive(uint8_t *data, uint16_t length) {
spi_status_t status = SPI_STATUS_ERROR;
spi_status_t status;
for (uint16_t i = 0; i < length; i++) {
status = spi_read();
if (status > 0) {
if (status >= 0) {
data[i] = status;
} else {
return status;
}
}
return (status < 0) ? status : SPI_STATUS_SUCCESS;
return SPI_STATUS_SUCCESS;
}
void spi_stop(void) {