altos/stmf0: Remove ao_usb_free

This can't work without a lot more effort.

Signed-off-by: Keith Packard <keithp@keithp.com>

2 files changed, 0 insertions, 11 deletions

diff --git a/src/stmf0/ao_arch_funcs.h b/src/stmf0/ao_arch_funcs.h
index ccfa3fc7..64311b23 100644
--- a/src/stmf0/ao_arch_funcs.h
+++ b/src/stmf0/ao_arch_funcs.h
@@ -409,9 +409,6 @@ uint16_t *
 ao_usb_alloc(void);
 
 void
-ao_usb_free(uint16_t *buffer);
-
-void
 ao_usb_write(uint16_t *buffer, uint16_t len);
 
 void
diff --git a/src/stmf0/ao_usb_stm.c b/src/stmf0/ao_usb_stm.c
index 6393ee44..fb3d8c85 100644
--- a/src/stmf0/ao_usb_stm.c
+++ b/src/stmf0/ao_usb_stm.c
@@ -1192,14 +1192,6 @@ ao_usb_alloc(void)
 }
 
 void
-ao_usb_free(uint16_t *addr)
-{
-	uint16_t	offset = ao_usb_packet_buffer_offset(addr);
-	if (offset < ao_usb_sram_addr)
-		ao_usb_sram_addr = offset;
-}
-
-void
 ao_usb_write(uint16_t *buffer, uint16_t len)
 {
 	ao_arch_block_interrupts();