Add weak callback to allow board specific behavior - flush - initiated
This patch prepare usage of DFU back end for communication with STM32CubeProgrammer on stm32mp1 platform with stm32prog command.
Signed-off-by: Patrick Delaunay patrick.delaunay@st.com ---
drivers/dfu/dfu.c | 19 +++++++++++++++++++ include/dfu.h | 2 ++ 2 files changed, 21 insertions(+)
diff --git a/drivers/dfu/dfu.c b/drivers/dfu/dfu.c index 2697235c24..f12c5afc66 100644 --- a/drivers/dfu/dfu.c +++ b/drivers/dfu/dfu.c @@ -22,6 +22,22 @@ static int dfu_alt_num; static int alt_num_cnt; static struct hash_algo *dfu_hash_algo;
+/* + * The purpose of the dfu_flush_callback() function is to + * provide callback for dfu user + */ +__weak void dfu_flush_callback(struct dfu_entity *dfu) +{ +} + +/* + * The purpose of the dfu_flush_callback() function is to + * provide callback for dfu user + */ +__weak void dfu_initiated_callback(struct dfu_entity *dfu) +{ +} + /* * The purpose of the dfu_usb_get_reset() function is to * provide information if after USB_DETACH request @@ -263,6 +279,7 @@ int dfu_transaction_initiate(struct dfu_entity *dfu, bool read) }
dfu->inited = 1; + dfu_initiated_callback(dfu);
return 0; } @@ -282,6 +299,8 @@ int dfu_flush(struct dfu_entity *dfu, void *buf, int size, int blk_seq_num) printf("\nDFU complete %s: 0x%08x\n", dfu_hash_algo->name, dfu->crc);
+ dfu_flush_callback(dfu); + dfu_transaction_cleanup(dfu);
return ret; diff --git a/include/dfu.h b/include/dfu.h index 4de7d35914..5d85cc35ef 100644 --- a/include/dfu.h +++ b/include/dfu.h @@ -182,6 +182,8 @@ bool dfu_usb_get_reset(void); int dfu_read(struct dfu_entity *de, void *buf, int size, int blk_seq_num); int dfu_write(struct dfu_entity *de, void *buf, int size, int blk_seq_num); int dfu_flush(struct dfu_entity *de, void *buf, int size, int blk_seq_num); +void dfu_flush_callback(struct dfu_entity *dfu); +void dfu_initiated_callback(struct dfu_entity *dfu);
/* * dfu_defer_flush - pointer to store dfu_entity for deferred flashing.