altos/stmf0: Remove ao_usb_free

This can't work without a lot more effort.

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

diff --git a/src/stmf0/ao_arch_funcs.h b/src/stmf0/ao_arch_funcs.h
index ccfa3fc78d5dc4905a3e640d4058dbd11534bc7f..64311b23bf6fb6bd17ce96268776f42bcf6de484 100644 (file)
--- a/src/stmf0/ao_arch_funcs.h
+++ b/src/stmf0/ao_arch_funcs.h
@@ -408,9 +408,6 @@ static inline void ao_arch_start_scheduler(void) {
 uint16_t *
 ao_usb_alloc(void);
 
-void
-ao_usb_free(uint16_t *buffer);
-
 void
 ao_usb_write(uint16_t *buffer, uint16_t len);
 

diff --git a/src/stmf0/ao_usb_stm.c b/src/stmf0/ao_usb_stm.c
index 6393ee4477eb2d1a1ef40d98e31cbab3ecc4a02f..fb3d8c85af6c56da3ce610f17f74c67a29b4298c 100644 (file)
--- a/src/stmf0/ao_usb_stm.c
+++ b/src/stmf0/ao_usb_stm.c
@@ -1191,14 +1191,6 @@ ao_usb_alloc(void)
        return buffer;
 }
 
-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)
 {