Reinitialize dfu_env_entities after flashing the 'SCRIPT' entity to ensure that the potential changes to the 'dfu_alt_info' environment variable are applied.
Signed-off-by: Marek Szyprowski m.szyprowski@samsung.com --- cmd/thordown.c | 19 ++++++++++++------- drivers/usb/gadget/f_thor.c | 3 +++ include/thor.h | 2 ++ 3 files changed, 17 insertions(+), 7 deletions(-)
diff --git a/cmd/thordown.c b/cmd/thordown.c index ae20dddfdd..838764ccef 100644 --- a/cmd/thordown.c +++ b/cmd/thordown.c @@ -52,13 +52,18 @@ int do_thor_down(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) goto exit; }
- ret = thor_handle(); - if (ret) { - pr_err("THOR failed: %d\n", ret); - ret = CMD_RET_FAILURE; - goto exit; - } - + do { + ret = thor_handle(); + if (ret == THOR_DFU_REINIT_NEEDED) { + dfu_free_entities(); + ret = dfu_init_env_entities(interface, devstring); + } + if (ret) { + pr_err("THOR failed: %d\n", ret); + ret = CMD_RET_FAILURE; + goto exit; + } + } while (ret == 0); exit: g_dnl_unregister(); usb_gadget_release(controller_index); diff --git a/drivers/usb/gadget/f_thor.c b/drivers/usb/gadget/f_thor.c index 88fc87f2e9..3e69746ee6 100644 --- a/drivers/usb/gadget/f_thor.c +++ b/drivers/usb/gadget/f_thor.c @@ -30,6 +30,7 @@ #include <linux/usb/cdc.h> #include <g_dnl.h> #include <dfu.h> +#include <thor.h>
#include "f_thor.h"
@@ -735,6 +736,8 @@ int thor_handle(void) printf("%s: No data received!\n", __func__); break; } + if (dfu_reinit_needed) + return THOR_DFU_REINIT_NEEDED; }
return 0; diff --git a/include/thor.h b/include/thor.h index 62501bda17..ee67ab0a27 100644 --- a/include/thor.h +++ b/include/thor.h @@ -12,6 +12,8 @@
#include <linux/usb/composite.h>
+#define THOR_DFU_REINIT_NEEDED 0xFFFFFFFE + int thor_handle(void); int thor_init(void); int thor_add(struct usb_configuration *c);