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authorSimon Glass <sjg@chromium.org>2022-09-21 16:21:40 +0200
committerSimon Glass <sjg@chromium.org>2022-09-25 08:30:05 -0600
commitf148ad1b5fb14a3295ced502647de5be69e46100 (patch)
tree4ee299459c4835cff96b7a65e017b48099a55830
parenta3718f1e536c564610f23298e2c0540877ef30f8 (diff)
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sandbox: scsi: Move file size into shared struct
Move this information into struct scsi_emul_info so we can use it in common code. Signed-off-by: Simon Glass <sjg@chromium.org>
-rw-r--r--drivers/usb/emul/sandbox_flash.c7
-rw-r--r--include/scsi_emul.h2
2 files changed, 5 insertions, 4 deletions
diff --git a/drivers/usb/emul/sandbox_flash.c b/drivers/usb/emul/sandbox_flash.c
index e4a8eb2..3c5bc67 100644
--- a/drivers/usb/emul/sandbox_flash.c
+++ b/drivers/usb/emul/sandbox_flash.c
@@ -49,7 +49,6 @@ struct sandbox_flash_priv {
bool error;
u32 tag;
int fd;
- loff_t file_size;
struct umass_bbb_csw status;
};
@@ -258,8 +257,8 @@ static int handle_ufi_command(struct sandbox_flash_plat *plat,
struct scsi_read_capacity_resp *resp = (void *)info->buff;
uint blocks;
- if (priv->file_size)
- blocks = priv->file_size / info->block_size - 1;
+ if (info->file_size)
+ blocks = info->file_size / info->block_size - 1;
else
blocks = 0;
resp->last_block_addr = cpu_to_be32(blocks);
@@ -395,7 +394,7 @@ static int sandbox_flash_probe(struct udevice *dev)
priv->fd = os_open(plat->pathname, OS_O_RDONLY);
if (priv->fd != -1) {
- ret = os_get_filesize(plat->pathname, &priv->file_size);
+ ret = os_get_filesize(plat->pathname, &info->file_size);
if (ret)
return log_msg_ret("sz", ret);
}
diff --git a/include/scsi_emul.h b/include/scsi_emul.h
index 86c9379..3c52398 100644
--- a/include/scsi_emul.h
+++ b/include/scsi_emul.h
@@ -18,6 +18,7 @@
* @vendor: Vendor name
* @product: Product name
* @block_size: Block size of device in bytes (normally 512)
+ * @file_size: Size of the backing file for this emulator, in bytes
*
* @phase: Current SCSI phase
* @buff_used: Number of bytes ready to transfer back to host
@@ -32,6 +33,7 @@ struct scsi_emul_info {
const char *vendor;
const char *product;
int block_size;
+ loff_t file_size;
/* state maintained by the emulator: */
enum scsi_cmd_phase phase;