add a possibility to add a medium specific polltimeout function. So it is possible to define different poll timeouts.

Used on nand medium, for setting the DFU_MANIFEST_POLL_TIMEOUT only on nand ubi partitions, which is currently the only usecase.

Signed-off-by: Heiko Schocher hs@denx.de Cc: Lukasz Majewski l.majewski@samsung.com Cc: Kyungmin Park kyungmin.park@samsung.com Cc: Marek Vasut marex@denx.de Cc: Pantelis Antoniou panto@antoniou-consulting.com

--- - changes for v2: - add comment from Pantelis Antoniou - add simple accessor for getting the poll timeout dfu_get_manifest_timeout()

drivers/dfu/dfu_nand.c | 13 +++++++++++++ drivers/usb/gadget/f_dfu.c | 10 +++++++++- include/dfu.h | 1 + 3 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/drivers/dfu/dfu_nand.c b/drivers/dfu/dfu_nand.c index 2d07097..ccdbef6 100644 --- a/drivers/dfu/dfu_nand.c +++ b/drivers/dfu/dfu_nand.c @@ -163,6 +163,18 @@ static int dfu_flush_medium_nand(struct dfu_entity *dfu) return ret; }

+unsigned int dfu_polltimeout_nand(struct dfu_entity *dfu) +{ + /* + * Currently, Poll Timeout != 0 is only needed on nand + * ubi partition, as the not used sectors need an erase + */ + if (dfu->data.nand.ubi) + return DFU_MANIFEST_POLL_TIMEOUT; + + return DFU_DEFAULT_POLL_TIMEOUT; +} + int dfu_fill_entity_nand(struct dfu_entity *dfu, char *s) { char *st; @@ -211,6 +223,7 @@ int dfu_fill_entity_nand(struct dfu_entity *dfu, char *s) dfu->read_medium = dfu_read_medium_nand; dfu->write_medium = dfu_write_medium_nand; dfu->flush_medium = dfu_flush_medium_nand; + dfu->poll_timeout = dfu_polltimeout_nand;

/* initial state */ dfu->inited = 0; diff --git a/drivers/usb/gadget/f_dfu.c b/drivers/usb/gadget/f_dfu.c index de75ff1..e32b742 100644 --- a/drivers/usb/gadget/f_dfu.c +++ b/drivers/usb/gadget/f_dfu.c @@ -174,10 +174,17 @@ static void dnload_request_flush(struct usb_ep *ep, struct usb_request *req) req->length, f_dfu->blk_seq_num); }

+static inline int dfu_get_manifest_timeout(struct dfu_entity *dfu) +{ + return dfu->poll_timeout ? dfu->poll_timeout(dfu) : + DFU_MANIFEST_POLL_TIMEOUT; +} + static void handle_getstatus(struct usb_request *req) { struct dfu_status *dstat = (struct dfu_status *)req->buf; struct f_dfu *f_dfu = req->context; + struct dfu_entity *dfu = dfu_get_entity(f_dfu->altsetting);

dfu_set_poll_timeout(dstat, 0);

@@ -190,7 +197,8 @@ static void handle_getstatus(struct usb_request *req) f_dfu->dfu_state = DFU_STATE_dfuMANIFEST; break; case DFU_STATE_dfuMANIFEST: - dfu_set_poll_timeout(dstat, DFU_MANIFEST_POLL_TIMEOUT); + dfu_set_poll_timeout(dstat, dfu_get_manifest_timeout(dfu)); + break; default: break; } diff --git a/include/dfu.h b/include/dfu.h index 6c71ecb..c7fd270 100644 --- a/include/dfu.h +++ b/include/dfu.h @@ -105,6 +105,7 @@ struct dfu_entity { u64 offset, void *buf, long *len);

int (*flush_medium)(struct dfu_entity *dfu); + unsigned int (*poll_timeout)(struct dfu_entity *dfu);

struct list_head list;