storage_common.c is only used by f_mass_storage. so merge it.
Signed-off-by: Eddie Cai <eddie.cai.li...@gmail.com>
---
drivers/usb/gadget/f_mass_storage.c | 222 ++++++++++++++++++++++++++++++++-
drivers/usb/gadget/storage_common.c | 238 ------------------------------------
2 files changed, 221 insertions(+), 239 deletions(-)
delete mode 100644 drivers/usb/gadget/storage_common.c
diff --git a/drivers/usb/gadget/f_mass_storage.c
b/drivers/usb/gadget/f_mass_storage.c
index 7164655..eb2ff82 100644
--- a/drivers/usb/gadget/f_mass_storage.c
+++ b/drivers/usb/gadget/f_mass_storage.c
@@ -270,7 +270,227 @@ static const char fsg_string_interface[] = "Mass Storage";
#define FSG_NO_OTG 1
#define FSG_NO_INTR_EP 1
-#include "storage_common.c"
+#include <f_mass_storage.h>
+
+/* There is only one interface. */
+
+static struct usb_interface_descriptor
+fsg_intf_desc = {
+ .bLength = sizeof(fsg_intf_desc),
+ .bDescriptorType = USB_DT_INTERFACE,
+
+ .bNumEndpoints = 2, /* Adjusted during fsg_bind() */
+ .bInterfaceClass = USB_CLASS_MASS_STORAGE,
+ .bInterfaceSubClass = USB_SC_SCSI, /* Adjusted during fsg_bind() */
+ .bInterfaceProtocol = USB_PR_BULK, /* Adjusted during fsg_bind() */
+ .iInterface = FSG_STRING_INTERFACE,
+};
+
+/*
+ * Three full-speed endpoint descriptors: bulk-in, bulk-out, and
+ * interrupt-in.
+ */
+
+static struct usb_endpoint_descriptor
+fsg_fs_bulk_in_desc = {
+ .bLength = USB_DT_ENDPOINT_SIZE,
+ .bDescriptorType = USB_DT_ENDPOINT,
+
+ .bEndpointAddress = USB_DIR_IN,
+ .bmAttributes = USB_ENDPOINT_XFER_BULK,
+ /* wMaxPacketSize set by autoconfiguration */
+};
+
+static struct usb_endpoint_descriptor
+fsg_fs_bulk_out_desc = {
+ .bLength = USB_DT_ENDPOINT_SIZE,
+ .bDescriptorType = USB_DT_ENDPOINT,
+
+ .bEndpointAddress = USB_DIR_OUT,
+ .bmAttributes = USB_ENDPOINT_XFER_BULK,
+ /* wMaxPacketSize set by autoconfiguration */
+};
+
+#ifndef FSG_NO_INTR_EP
+
+static struct usb_endpoint_descriptor
+fsg_fs_intr_in_desc = {
+ .bLength = USB_DT_ENDPOINT_SIZE,
+ .bDescriptorType = USB_DT_ENDPOINT,
+
+ .bEndpointAddress = USB_DIR_IN,
+ .bmAttributes = USB_ENDPOINT_XFER_INT,
+ .wMaxPacketSize = cpu_to_le16(2),
+ .bInterval = 32, /* frames -> 32 ms */
+};
+
+#ifndef FSG_NO_OTG
+# define FSG_FS_FUNCTION_PRE_EP_ENTRIES 2
+#else
+# define FSG_FS_FUNCTION_PRE_EP_ENTRIES 1
+#endif
+
+#endif
+
+static struct usb_descriptor_header *fsg_fs_function[] = {
+#ifndef FSG_NO_OTG
+ (struct usb_descriptor_header *)&fsg_otg_desc,
+#endif
+ (struct usb_descriptor_header *)&fsg_intf_desc,
+ (struct usb_descriptor_header *)&fsg_fs_bulk_in_desc,
+ (struct usb_descriptor_header *)&fsg_fs_bulk_out_desc,
+#ifndef FSG_NO_INTR_EP
+ (struct usb_descriptor_header *)&fsg_fs_intr_in_desc,
+#endif
+ NULL,
+};
+
+/*
+ * USB 2.0 devices need to expose both high speed and full speed
+ * descriptors, unless they only run at full speed.
+ *
+ * That means alternate endpoint descriptors (bigger packets)
+ * and a "device qualifier" ... plus more construction options
+ * for the configuration descriptor.
+ */
+static struct usb_endpoint_descriptor
+fsg_hs_bulk_in_desc = {
+ .bLength = USB_DT_ENDPOINT_SIZE,
+ .bDescriptorType = USB_DT_ENDPOINT,
+
+ /* bEndpointAddress copied from fs_bulk_in_desc during fsg_bind() */
+ .bmAttributes = USB_ENDPOINT_XFER_BULK,
+ .wMaxPacketSize = cpu_to_le16(512),
+};
+
+static struct usb_endpoint_descriptor
+fsg_hs_bulk_out_desc = {
+ .bLength = USB_DT_ENDPOINT_SIZE,
+ .bDescriptorType = USB_DT_ENDPOINT,
+
+ /* bEndpointAddress copied from fs_bulk_out_desc during fsg_bind() */
+ .bmAttributes = USB_ENDPOINT_XFER_BULK,
+ .wMaxPacketSize = cpu_to_le16(512),
+ .bInterval = 1, /* NAK every 1 uframe */
+};
+
+#ifndef FSG_NO_INTR_EP
+
+static struct usb_endpoint_descriptor
+fsg_hs_intr_in_desc = {
+ .bLength = USB_DT_ENDPOINT_SIZE,
+ .bDescriptorType = USB_DT_ENDPOINT,
+
+ /* bEndpointAddress copied from fs_intr_in_desc during fsg_bind() */
+ .bmAttributes = USB_ENDPOINT_XFER_INT,
+ .wMaxPacketSize = cpu_to_le16(2),
+ .bInterval = 9, /* 2**(9-1) = 256 uframes -> 32 ms */
+};
+
+#ifndef FSG_NO_OTG
+# define FSG_HS_FUNCTION_PRE_EP_ENTRIES 2
+#else
+# define FSG_HS_FUNCTION_PRE_EP_ENTRIES 1
+#endif
+
+#endif
+
+static struct usb_descriptor_header *fsg_hs_function[] = {
+#ifndef FSG_NO_OTG
+ (struct usb_descriptor_header *)&fsg_otg_desc,
+#endif
+ (struct usb_descriptor_header *)&fsg_intf_desc,
+ (struct usb_descriptor_header *)&fsg_hs_bulk_in_desc,
+ (struct usb_descriptor_header *)&fsg_hs_bulk_out_desc,
+#ifndef FSG_NO_INTR_EP
+ (struct usb_descriptor_header *)&fsg_hs_intr_in_desc,
+#endif
+ NULL,
+};
+
+/* Maxpacket and other transfer characteristics vary by speed. */
+static struct usb_endpoint_descriptor *fsg_ep_desc(
+ struct usb_gadget *g,
+ struct usb_endpoint_descriptor *fs,
+ struct usb_endpoint_descriptor *hs)
+{
+ if (gadget_is_dualspeed(g) && g->speed == USB_SPEED_HIGH)
+ return hs;
+ return fs;
+}
+
+/* Static strings, in UTF-8 (for simplicity we use only ASCII characters) */
+static struct usb_string fsg_strings[] = {
+#ifndef FSG_NO_DEVICE_STRINGS
+ {FSG_STRING_MANUFACTURER, fsg_string_manufacturer},
+ {FSG_STRING_PRODUCT, fsg_string_product},
+ {FSG_STRING_SERIAL, fsg_string_serial},
+ {FSG_STRING_CONFIG, fsg_string_config},
+#endif
+ {FSG_STRING_INTERFACE, fsg_string_interface},
+ {}
+};
+
+static struct usb_gadget_strings fsg_stringtab = {
+ .language = 0x0409, /* en-us */
+ .strings = fsg_strings,
+};
+
+/*-------------------------------------------------------------------------*/
+
+/*
+ * If the next two routines are called while the gadget is registered,
+ * the caller must own fsg->filesem for writing.
+ */
+
+static int fsg_lun_open(struct fsg_lun *curlun, unsigned int num_sectors,
+ const char *filename)
+{
+ int ro;
+
+ /* R/W if we can, R/O if we must */
+ ro = curlun->initially_ro;
+
+ curlun->ro = ro;
+ curlun->file_length = num_sectors << 9;
+ curlun->num_sectors = num_sectors;
+ debug("open backing file: %s\n", filename);
+
+ return 0;
+}
+
+static void fsg_lun_close(struct fsg_lun *curlun)
+{
+}
+
+/*-------------------------------------------------------------------------*/
+
+/*
+ * Sync the file data, don't bother with the metadata.
+ * This code was copied from fs/buffer.c:sys_fdatasync().
+ */
+static int fsg_lun_fsync_sub(struct fsg_lun *curlun)
+{
+ return 0;
+}
+
+static void store_cdrom_address(u8 *dest, int msf, u32 addr)
+{
+ if (msf) {
+ /* Convert to Minutes-Seconds-Frames */
+ addr >>= 2; /* Convert to 2048-byte frames */
+ addr += 2*75; /* Lead-in occupies 2 seconds */
+ dest[3] = addr % 75; /* Frames */
+ addr /= 75;
+ dest[2] = addr % 60; /* Seconds */
+ addr /= 60;
+ dest[1] = addr; /* Minutes */
+ dest[0] = 0; /* Reserved */
+ } else {
+ /* Absolute sector */
+ put_unaligned_be32(addr, dest);
+ }
+}
/*-------------------------------------------------------------------------*/
diff --git a/drivers/usb/gadget/storage_common.c
b/drivers/usb/gadget/storage_common.c
deleted file mode 100644
index bea7607..0000000
--- a/drivers/usb/gadget/storage_common.c
+++ /dev/null
@@ -1,238 +0,0 @@
-/*
- * storage_common.c -- Common definitions for mass storage functionality
- *
- * Copyright (C) 2003-2008 Alan Stern
- * Copyeight (C) 2009 Samsung Electronics
- * Author: Michal Nazarewicz (m.nazarew...@samsung.com)
- *
- * Ported to u-boot:
- * Andrzej Pietrasiewicz <andrze...@samsung.com>
- *
- * Code refactoring & cleanup:
- * Łukasz Majewski <l.majew...@samsung.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <f_mass_storage.h>
-
-/* There is only one interface. */
-
-static struct usb_interface_descriptor
-fsg_intf_desc = {
- .bLength = sizeof fsg_intf_desc,
- .bDescriptorType = USB_DT_INTERFACE,
-
- .bNumEndpoints = 2, /* Adjusted during fsg_bind() */
- .bInterfaceClass = USB_CLASS_MASS_STORAGE,
- .bInterfaceSubClass = USB_SC_SCSI, /* Adjusted during fsg_bind() */
- .bInterfaceProtocol = USB_PR_BULK, /* Adjusted during fsg_bind() */
- .iInterface = FSG_STRING_INTERFACE,
-};
-
-/*
- * Three full-speed endpoint descriptors: bulk-in, bulk-out, and
- * interrupt-in.
- */
-
-static struct usb_endpoint_descriptor
-fsg_fs_bulk_in_desc = {
- .bLength = USB_DT_ENDPOINT_SIZE,
- .bDescriptorType = USB_DT_ENDPOINT,
-
- .bEndpointAddress = USB_DIR_IN,
- .bmAttributes = USB_ENDPOINT_XFER_BULK,
- /* wMaxPacketSize set by autoconfiguration */
-};
-
-static struct usb_endpoint_descriptor
-fsg_fs_bulk_out_desc = {
- .bLength = USB_DT_ENDPOINT_SIZE,
- .bDescriptorType = USB_DT_ENDPOINT,
-
- .bEndpointAddress = USB_DIR_OUT,
- .bmAttributes = USB_ENDPOINT_XFER_BULK,
- /* wMaxPacketSize set by autoconfiguration */
-};
-
-#ifndef FSG_NO_INTR_EP
-
-static struct usb_endpoint_descriptor
-fsg_fs_intr_in_desc = {
- .bLength = USB_DT_ENDPOINT_SIZE,
- .bDescriptorType = USB_DT_ENDPOINT,
-
- .bEndpointAddress = USB_DIR_IN,
- .bmAttributes = USB_ENDPOINT_XFER_INT,
- .wMaxPacketSize = cpu_to_le16(2),
- .bInterval = 32, /* frames -> 32 ms */
-};
-
-#ifndef FSG_NO_OTG
-# define FSG_FS_FUNCTION_PRE_EP_ENTRIES 2
-#else
-# define FSG_FS_FUNCTION_PRE_EP_ENTRIES 1
-#endif
-
-#endif
-
-static struct usb_descriptor_header *fsg_fs_function[] = {
-#ifndef FSG_NO_OTG
- (struct usb_descriptor_header *) &fsg_otg_desc,
-#endif
- (struct usb_descriptor_header *) &fsg_intf_desc,
- (struct usb_descriptor_header *) &fsg_fs_bulk_in_desc,
- (struct usb_descriptor_header *) &fsg_fs_bulk_out_desc,
-#ifndef FSG_NO_INTR_EP
- (struct usb_descriptor_header *) &fsg_fs_intr_in_desc,
-#endif
- NULL,
-};
-
-/*
- * USB 2.0 devices need to expose both high speed and full speed
- * descriptors, unless they only run at full speed.
- *
- * That means alternate endpoint descriptors (bigger packets)
- * and a "device qualifier" ... plus more construction options
- * for the configuration descriptor.
- */
-static struct usb_endpoint_descriptor
-fsg_hs_bulk_in_desc = {
- .bLength = USB_DT_ENDPOINT_SIZE,
- .bDescriptorType = USB_DT_ENDPOINT,
-
- /* bEndpointAddress copied from fs_bulk_in_desc during fsg_bind() */
- .bmAttributes = USB_ENDPOINT_XFER_BULK,
- .wMaxPacketSize = cpu_to_le16(512),
-};
-
-static struct usb_endpoint_descriptor
-fsg_hs_bulk_out_desc = {
- .bLength = USB_DT_ENDPOINT_SIZE,
- .bDescriptorType = USB_DT_ENDPOINT,
-
- /* bEndpointAddress copied from fs_bulk_out_desc during fsg_bind() */
- .bmAttributes = USB_ENDPOINT_XFER_BULK,
- .wMaxPacketSize = cpu_to_le16(512),
- .bInterval = 1, /* NAK every 1 uframe */
-};
-
-#ifndef FSG_NO_INTR_EP
-
-static struct usb_endpoint_descriptor
-fsg_hs_intr_in_desc = {
- .bLength = USB_DT_ENDPOINT_SIZE,
- .bDescriptorType = USB_DT_ENDPOINT,
-
- /* bEndpointAddress copied from fs_intr_in_desc during fsg_bind() */
- .bmAttributes = USB_ENDPOINT_XFER_INT,
- .wMaxPacketSize = cpu_to_le16(2),
- .bInterval = 9, /* 2**(9-1) = 256 uframes -> 32 ms */
-};
-
-#ifndef FSG_NO_OTG
-# define FSG_HS_FUNCTION_PRE_EP_ENTRIES 2
-#else
-# define FSG_HS_FUNCTION_PRE_EP_ENTRIES 1
-#endif
-
-#endif
-
-static struct usb_descriptor_header *fsg_hs_function[] = {
-#ifndef FSG_NO_OTG
- (struct usb_descriptor_header *) &fsg_otg_desc,
-#endif
- (struct usb_descriptor_header *) &fsg_intf_desc,
- (struct usb_descriptor_header *) &fsg_hs_bulk_in_desc,
- (struct usb_descriptor_header *) &fsg_hs_bulk_out_desc,
-#ifndef FSG_NO_INTR_EP
- (struct usb_descriptor_header *) &fsg_hs_intr_in_desc,
-#endif
- NULL,
-};
-
-/* Maxpacket and other transfer characteristics vary by speed. */
-static struct usb_endpoint_descriptor *
-fsg_ep_desc(struct usb_gadget *g, struct usb_endpoint_descriptor *fs,
- struct usb_endpoint_descriptor *hs)
-{
- if (gadget_is_dualspeed(g) && g->speed == USB_SPEED_HIGH)
- return hs;
- return fs;
-}
-
-/* Static strings, in UTF-8 (for simplicity we use only ASCII characters) */
-static struct usb_string fsg_strings[] = {
-#ifndef FSG_NO_DEVICE_STRINGS
- {FSG_STRING_MANUFACTURER, fsg_string_manufacturer},
- {FSG_STRING_PRODUCT, fsg_string_product},
- {FSG_STRING_SERIAL, fsg_string_serial},
- {FSG_STRING_CONFIG, fsg_string_config},
-#endif
- {FSG_STRING_INTERFACE, fsg_string_interface},
- {}
-};
-
-static struct usb_gadget_strings fsg_stringtab = {
- .language = 0x0409, /* en-us */
- .strings = fsg_strings,
-};
-
-/*-------------------------------------------------------------------------*/
-
-/*
- * If the next two routines are called while the gadget is registered,
- * the caller must own fsg->filesem for writing.
- */
-
-static int fsg_lun_open(struct fsg_lun *curlun, unsigned int num_sectors,
- const char *filename)
-{
- int ro;
-
- /* R/W if we can, R/O if we must */
- ro = curlun->initially_ro;
-
- curlun->ro = ro;
- curlun->file_length = num_sectors << 9;
- curlun->num_sectors = num_sectors;
- debug("open backing file: %s\n", filename);
-
- return 0;
-}
-
-static void fsg_lun_close(struct fsg_lun *curlun)
-{
-}
-
-/*-------------------------------------------------------------------------*/
-
-/*
- * Sync the file data, don't bother with the metadata.
- * This code was copied from fs/buffer.c:sys_fdatasync().
- */
-static int fsg_lun_fsync_sub(struct fsg_lun *curlun)
-{
- return 0;
-}
-
-static void store_cdrom_address(u8 *dest, int msf, u32 addr)
-{
- if (msf) {
- /* Convert to Minutes-Seconds-Frames */
- addr >>= 2; /* Convert to 2048-byte frames */
- addr += 2*75; /* Lead-in occupies 2 seconds */
- dest[3] = addr % 75; /* Frames */
- addr /= 75;
- dest[2] = addr % 60; /* Seconds */
- addr /= 60;
- dest[1] = addr; /* Minutes */
- dest[0] = 0; /* Reserved */
- } else {
- /* Absolute sector */
- put_unaligned_be32(addr, dest);
- }
-}
-
-/*-------------------------------------------------------------------------*/
--
2.10.2
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