iso7816_fidi: Add iso7816_3_ prefix to symbols; fix terminology

Fi/Di are not the index into the table, but the contents of the table
as resolved by Fi_index / Di_index.  Let's clarify the terminology.

Change-Id: If364e08e7c9a3a9707e6d54b9267c6a7c088e415
This commit is contained in:
Harald Welte authored and laforge committed 2021-04-08 21:28:37 +00:00
1 parent 79f0ea73a2
commit c1ffc8a603
5 files changed
+19 -18

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@@ -125,7 +125,7 @@ void update_fidi(Usart_info *usart, uint8_t fidi)
uint8_t fi = fidi >> 4;
uint8_t di = fidi & 0xf;
int ratio = compute_fidi_ratio(fi, di);
int ratio = iso7816_3_compute_fd_ratio(fi, di);
if (ratio > 0 && ratio < 0x8000) {
/* make sure USART uses new F/D ratio */