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| author | Stefan Kerkmann <karlk90@pm.me> | 2021-07-02 23:28:32 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-07-02 22:28:32 +0100 |
| commit | 04bc74d8f52370a01f1f67a5de8ae751e307e8c9 (patch) | |
| tree | da28538e8703c78c1a947f5d5c5ec25b95dc8f5f /quantum | |
| parent | 638373a16c7111e21ccf41883850db6ba97c4475 (diff) | |
Switch split_common to CRC subsystem (#13418)
Diffstat (limited to 'quantum')
| -rw-r--r-- | quantum/split_common/transactions.c | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/quantum/split_common/transactions.c b/quantum/split_common/transactions.c index 99a8623b3c..abad626e00 100644 --- a/quantum/split_common/transactions.c +++ b/quantum/split_common/transactions.c @@ -17,6 +17,7 @@ #include <string.h> #include <stddef.h> +#include "crc.h" #include "debug.h" #include "matrix.h" #include "quantum.h" @@ -43,22 +44,6 @@ #define transport_write(id, data, length) transport_execute_transaction(id, data, length, NULL, 0) #define transport_read(id, data, length) transport_execute_transaction(id, NULL, 0, data, length) -static uint8_t crc8(const void *data, size_t len) { - const uint8_t *p = (const uint8_t *)data; - uint8_t crc = 0xff; - size_t i, j; - for (i = 0; i < len; i++) { - crc ^= p[i]; - for (j = 0; j < 8; j++) { - if ((crc & 0x80) != 0) - crc = (uint8_t)((crc << 1) ^ 0x31); - else - crc <<= 1; - } - } - return crc; -} - #if defined(SPLIT_TRANSACTION_IDS_KB) || defined(SPLIT_TRANSACTION_IDS_USER) // Forward-declare the RPC callback handlers void slave_rpc_info_callback(uint8_t initiator2target_buffer_size, const void *initiator2target_buffer, uint8_t target2initiator_buffer_size, void *target2initiator_buffer); |