common/memsize.c: Increase save array for supporting memory size > 4GB

[u-boot] / include / dfu.h

diff --git a/include/dfu.h b/include/dfu.h
index 2153d0096d385cda409315eb08d58159de292504..fbe978abdc26735f977195c1a0250d1aae4cf17d 100644 (file)
--- a/include/dfu.h
+++ b/include/dfu.h
@@ -1,11 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * dfu.h - DFU flashable area description
  *
  * Copyright (C) 2012 Samsung Electronics
  * authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
  *         Lukasz Majewski <l.majewski@samsung.com>
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #ifndef __DFU_ENTITY_H_
@@ -110,7 +109,7 @@ struct dfu_entity {
                struct sf_internal_data sf;
        } data;
 
-       long (*get_medium_size)(struct dfu_entity *dfu);
+       int (*get_medium_size)(struct dfu_entity *dfu, u64 *size);
 
        int (*read_medium)(struct dfu_entity *dfu,
                        u64 offset, void *buf, long *len);
@@ -132,7 +131,7 @@ struct dfu_entity {
        u8 *i_buf;
        u8 *i_buf_start;
        u8 *i_buf_end;
-       long r_left;
+       u64 r_left;
        long b_left;
 
        u32 bad_skip;   /* for nand use */
@@ -162,6 +161,46 @@ 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);
+
+/*
+ * dfu_defer_flush - pointer to store dfu_entity for deferred flashing.
+ *                  It should be NULL when not used.
+ */
+extern struct dfu_entity *dfu_defer_flush;
+/**
+ * dfu_get_defer_flush - get current value of dfu_defer_flush pointer
+ *
+ * @return - value of the dfu_defer_flush pointer
+ */
+static inline struct dfu_entity *dfu_get_defer_flush(void)
+{
+       return dfu_defer_flush;
+}
+
+/**
+ * dfu_set_defer_flush - set the dfu_defer_flush pointer
+ *
+ * @param dfu - pointer to the dfu_entity, which should be written
+ */
+static inline void dfu_set_defer_flush(struct dfu_entity *dfu)
+{
+       dfu_defer_flush = dfu;
+}
+
+/**
+ * dfu_write_from_mem_addr - write data from memory to DFU managed medium
+ *
+ * This function adds support for writing data starting from fixed memory
+ * address (like $loadaddr) to dfu managed medium (e.g. NAND, MMC, file system)
+ *
+ * @param dfu - dfu entity to which we want to store data
+ * @param buf - fixed memory addres from where data starts
+ * @param size - number of bytes to write
+ *
+ * @return - 0 on success, other value on failure
+ */
+int dfu_write_from_mem_addr(struct dfu_entity *dfu, void *buf, int size);
+
 /* Device specific */
 #ifdef CONFIG_DFU_MMC
 extern int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *devstr, char *s);