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usb: gadget: dfu: add result for handle_getstatus()

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harmonize result with other handle_XXX() functions: return int for size
remove the define RET_STAT_LEN : no more necessary

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay73@gmail.com>
This commit is contained in:
Patrick Delaunay 2016-12-16 18:41:32 +01:00 committed by Marek Vasut
parent f11bb25245
commit d428776657
2 changed files with 13 additions and 22 deletions
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34
drivers/usb/gadget/f_dfu.c
View file

@ -178,7 +178,7 @@ static inline int dfu_get_manifest_timeout(struct dfu_entity *dfu)
DFU_MANIFEST_POLL_TIMEOUT;
}
static void handle_getstatus(struct usb_request *req)
static int handle_getstatus(struct usb_request *req)
{
struct dfu_status *dstat = (struct dfu_status *)req->buf;
struct f_dfu *f_dfu = req->context;
@ -210,6 +210,8 @@ static void handle_getstatus(struct usb_request *req)
dstat->bStatus = f_dfu->dfu_status;
dstat->bState = f_dfu->dfu_state;
dstat->iString = 0;
return sizeof(struct dfu_status);
}
static int handle_getstate(struct usb_request *req)
@ -268,8 +270,7 @@ static int state_app_idle(struct f_dfu *f_dfu,
switch (ctrl->bRequest) {
case USB_REQ_DFU_GETSTATUS:
handle_getstatus(req);
value = RET_STAT_LEN;
value = handle_getstatus(req);
break;
case USB_REQ_DFU_GETSTATE:
value = handle_getstate(req);
@ -296,8 +297,7 @@ static int state_app_detach(struct f_dfu *f_dfu,
switch (ctrl->bRequest) {
case USB_REQ_DFU_GETSTATUS:
handle_getstatus(req);
value = RET_STAT_LEN;
value = handle_getstatus(req);
break;
case USB_REQ_DFU_GETSTATE:
value = handle_getstate(req);
@ -341,8 +341,7 @@ static int state_dfu_idle(struct f_dfu *f_dfu,
value = RET_ZLP;
break;
case USB_REQ_DFU_GETSTATUS:
handle_getstatus(req);
value = RET_STAT_LEN;
value = handle_getstatus(req);
break;
case USB_REQ_DFU_GETSTATE:
value = handle_getstate(req);
@ -381,8 +380,7 @@ static int state_dfu_dnload_sync(struct f_dfu *f_dfu,
switch (ctrl->bRequest) {
case USB_REQ_DFU_GETSTATUS:
handle_getstatus(req);
value = RET_STAT_LEN;
value = handle_getstatus(req);
break;
case USB_REQ_DFU_GETSTATE:
value = handle_getstate(req);
@ -405,8 +403,7 @@ static int state_dfu_dnbusy(struct f_dfu *f_dfu,
switch (ctrl->bRequest) {
case USB_REQ_DFU_GETSTATUS:
handle_getstatus(req);
value = RET_STAT_LEN;
value = handle_getstatus(req);
break;
default:
f_dfu->dfu_state = DFU_STATE_dfuERROR;
@ -437,8 +434,7 @@ static int state_dfu_dnload_idle(struct f_dfu *f_dfu,
value = RET_ZLP;
break;
case USB_REQ_DFU_GETSTATUS:
handle_getstatus(req);
value = RET_STAT_LEN;
value = handle_getstatus(req);
break;
case USB_REQ_DFU_GETSTATE:
value = handle_getstate(req);
@ -463,9 +459,8 @@ static int state_dfu_manifest_sync(struct f_dfu *f_dfu,
case USB_REQ_DFU_GETSTATUS:
/* We're MainfestationTolerant */
f_dfu->dfu_state = DFU_STATE_dfuMANIFEST;
handle_getstatus(req);
value = handle_getstatus(req);
f_dfu->blk_seq_num = 0;
value = RET_STAT_LEN;
req->complete = dnload_request_flush;
break;
case USB_REQ_DFU_GETSTATE:
@ -491,9 +486,8 @@ static int state_dfu_manifest(struct f_dfu *f_dfu,
case USB_REQ_DFU_GETSTATUS:
/* We're MainfestationTolerant */
f_dfu->dfu_state = DFU_STATE_dfuIDLE;
handle_getstatus(req);
value = handle_getstatus(req);
f_dfu->blk_seq_num = 0;
value = RET_STAT_LEN;
puts("DOWNLOAD ... OK\nCtrl+C to exit ...\n");
break;
case USB_REQ_DFU_GETSTATE:
@ -530,8 +524,7 @@ static int state_dfu_upload_idle(struct f_dfu *f_dfu,
value = RET_ZLP;
break;
case USB_REQ_DFU_GETSTATUS:
handle_getstatus(req);
value = RET_STAT_LEN;
value = handle_getstatus(req);
break;
case USB_REQ_DFU_GETSTATE:
value = handle_getstate(req);
@ -554,8 +547,7 @@ static int state_dfu_error(struct f_dfu *f_dfu,
switch (ctrl->bRequest) {
case USB_REQ_DFU_GETSTATUS:
handle_getstatus(req);
value = RET_STAT_LEN;
value = handle_getstatus(req);
break;
case USB_REQ_DFU_GETSTATE:
value = handle_getstate(req);

1
drivers/usb/gadget/f_dfu.h
View file

@ -51,7 +51,6 @@
#define RET_STALL -1
#define RET_ZLP 0
#define RET_STAT_LEN 6
enum dfu_state {
DFU_STATE_appIDLE = 0,