From d0b2f91bede3bd5e3d24dd6803e56eee959c1797 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Thu, 20 Oct 2016 00:10:27 -0300 Subject: Linux-libre 4.8.2-gnu --- drivers/usb/misc/Kconfig | 20 +++----- drivers/usb/misc/Makefile | 1 - drivers/usb/misc/chaoskey.c | 21 +++++++- drivers/usb/misc/ftdi-elan.c | 10 ++-- drivers/usb/misc/legousbtower.c | 35 +++++++------ drivers/usb/misc/sisusbvga/sisusb.c | 28 +++++----- drivers/usb/misc/sisusbvga/sisusb_con.c | 87 +++++++------------------------- drivers/usb/misc/sisusbvga/sisusb_init.h | 2 +- drivers/usb/misc/usb3503.c | 25 +++++++++ 9 files changed, 104 insertions(+), 125 deletions(-) (limited to 'drivers/usb/misc') diff --git a/drivers/usb/misc/Kconfig b/drivers/usb/misc/Kconfig index e9e5ae521..eb8f8d37c 100644 --- a/drivers/usb/misc/Kconfig +++ b/drivers/usb/misc/Kconfig @@ -79,15 +79,6 @@ config USB_LCD To compile this driver as a module, choose M here: the module will be called usblcd. -config USB_LED - tristate "USB LED driver support" - help - Say Y here if you want to connect an USBLED device to your - computer's USB port. - - To compile this driver as a module, choose M here: the - module will be called usbled. - config USB_CYPRESS_CY7C63 tristate "Cypress CY7C63xxx USB driver support" help @@ -260,11 +251,12 @@ config USB_CHAOSKEY tristate "ChaosKey random number generator driver support" depends on HW_RANDOM help - Say Y here if you want to connect an AltusMetrum ChaosKey to - your computer's USB port. The ChaosKey is a hardware random - number generator which hooks into the kernel entropy pool to - ensure a large supply of entropy for /dev/random and - /dev/urandom and also provides direct access via /dev/chaoskeyX + Say Y here if you want to connect an AltusMetrum ChaosKey or + Araneus Alea I to your computer's USB port. These devices + are hardware random number generators which hook into the + kernel entropy pool to ensure a large supply of entropy for + /dev/random and /dev/urandom and also provides direct access + via /dev/chaoskeyX To compile this driver as a module, choose M here: the module will be called chaoskey. diff --git a/drivers/usb/misc/Makefile b/drivers/usb/misc/Makefile index 2769cf635..3d79faaad 100644 --- a/drivers/usb/misc/Makefile +++ b/drivers/usb/misc/Makefile @@ -15,7 +15,6 @@ obj-$(CONFIG_USB_IOWARRIOR) += iowarrior.o obj-$(CONFIG_USB_ISIGHTFW) += isight_firmware.o obj-$(CONFIG_USB_LCD) += usblcd.o obj-$(CONFIG_USB_LD) += ldusb.o -obj-$(CONFIG_USB_LED) += usbled.o obj-$(CONFIG_USB_LEGOTOWER) += legousbtower.o obj-$(CONFIG_USB_RIO500) += rio500.o obj-$(CONFIG_USB_TEST) += usbtest.o diff --git a/drivers/usb/misc/chaoskey.c b/drivers/usb/misc/chaoskey.c index 76350e4ee..6ddd08a32 100644 --- a/drivers/usb/misc/chaoskey.c +++ b/drivers/usb/misc/chaoskey.c @@ -55,9 +55,13 @@ MODULE_LICENSE("GPL"); #define CHAOSKEY_VENDOR_ID 0x1d50 /* OpenMoko */ #define CHAOSKEY_PRODUCT_ID 0x60c6 /* ChaosKey */ +#define ALEA_VENDOR_ID 0x12d8 /* Araneus */ +#define ALEA_PRODUCT_ID 0x0001 /* Alea I */ + #define CHAOSKEY_BUF_LEN 64 /* max size of USB full speed packet */ -#define NAK_TIMEOUT (HZ) /* stall/wait timeout for device */ +#define NAK_TIMEOUT (HZ) /* normal stall/wait timeout */ +#define ALEA_FIRST_TIMEOUT (HZ*3) /* first stall/wait timeout for Alea */ #ifdef CONFIG_USB_DYNAMIC_MINORS #define USB_CHAOSKEY_MINOR_BASE 0 @@ -69,6 +73,7 @@ MODULE_LICENSE("GPL"); static const struct usb_device_id chaoskey_table[] = { { USB_DEVICE(CHAOSKEY_VENDOR_ID, CHAOSKEY_PRODUCT_ID) }, + { USB_DEVICE(ALEA_VENDOR_ID, ALEA_PRODUCT_ID) }, { }, }; MODULE_DEVICE_TABLE(usb, chaoskey_table); @@ -84,6 +89,7 @@ struct chaoskey { int open; /* open count */ bool present; /* device not disconnected */ bool reading; /* ongoing IO */ + bool reads_started; /* track first read for Alea */ int size; /* size of buf */ int valid; /* bytes of buf read */ int used; /* bytes of buf consumed */ @@ -188,6 +194,9 @@ static int chaoskey_probe(struct usb_interface *interface, dev->in_ep = in_ep; + if (udev->descriptor.idVendor != ALEA_VENDOR_ID) + dev->reads_started = 1; + dev->size = size; dev->present = 1; @@ -357,6 +366,7 @@ static int _chaoskey_fill(struct chaoskey *dev) { DEFINE_WAIT(wait); int result; + bool started; usb_dbg(dev->interface, "fill"); @@ -389,10 +399,17 @@ static int _chaoskey_fill(struct chaoskey *dev) goto out; } + /* The first read on the Alea takes a little under 2 seconds. + * Reads after the first read take only a few microseconds + * though. Presumably the entropy-generating circuit needs + * time to ramp up. So, we wait longer on the first read. + */ + started = dev->reads_started; + dev->reads_started = true; result = wait_event_interruptible_timeout( dev->wait_q, !dev->reading, - NAK_TIMEOUT); + (started ? NAK_TIMEOUT : ALEA_FIRST_TIMEOUT) ); if (result < 0) goto out; diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c index 52c27cab7..9b5b3b228 100644 --- a/drivers/usb/misc/ftdi-elan.c +++ b/drivers/usb/misc/ftdi-elan.c @@ -665,7 +665,7 @@ static ssize_t ftdi_elan_read(struct file *file, char __user *buffer, { char data[30 *3 + 4]; char *d = data; - int m = (sizeof(data) - 1) / 3; + int m = (sizeof(data) - 1) / 3 - 1; int bytes_read = 0; int retry_on_empty = 10; int retry_on_timeout = 5; @@ -1684,7 +1684,7 @@ wait:if (ftdi->disconnected > 0) { int i = 0; char data[30 *3 + 4]; char *d = data; - int m = (sizeof(data) - 1) / 3; + int m = (sizeof(data) - 1) / 3 - 1; int l = 0; struct u132_target *target = &ftdi->target[ed]; struct u132_command *command = &ftdi->command[ @@ -1876,7 +1876,7 @@ more:{ if (packet_bytes > 2) { char diag[30 *3 + 4]; char *d = diag; - int m = (sizeof(diag) - 1) / 3; + int m = (sizeof(diag) - 1) / 3 - 1; char *b = ftdi->bulk_in_buffer; int bytes_read = 0; diag[0] = 0; @@ -2053,7 +2053,7 @@ static int ftdi_elan_synchronize(struct usb_ftdi *ftdi) if (packet_bytes > 2) { char diag[30 *3 + 4]; char *d = diag; - int m = (sizeof(diag) - 1) / 3; + int m = (sizeof(diag) - 1) / 3 - 1; char *b = ftdi->bulk_in_buffer; int bytes_read = 0; unsigned char c = 0; @@ -2155,7 +2155,7 @@ more:{ if (packet_bytes > 2) { char diag[30 *3 + 4]; char *d = diag; - int m = (sizeof(diag) - 1) / 3; + int m = (sizeof(diag) - 1) / 3 - 1; char *b = ftdi->bulk_in_buffer; int bytes_read = 0; diag[0] = 0; diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c index 7771be3ac..4dd531ac5 100644 --- a/drivers/usb/misc/legousbtower.c +++ b/drivers/usb/misc/legousbtower.c @@ -898,24 +898,6 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device dev->interrupt_in_interval = interrupt_in_interval ? interrupt_in_interval : dev->interrupt_in_endpoint->bInterval; dev->interrupt_out_interval = interrupt_out_interval ? interrupt_out_interval : dev->interrupt_out_endpoint->bInterval; - /* we can register the device now, as it is ready */ - usb_set_intfdata (interface, dev); - - retval = usb_register_dev (interface, &tower_class); - - if (retval) { - /* something prevented us from registering this driver */ - dev_err(idev, "Not able to get a minor for this device.\n"); - usb_set_intfdata (interface, NULL); - goto error; - } - dev->minor = interface->minor; - - /* let the user know what node this device is now attached to */ - dev_info(&interface->dev, "LEGO USB Tower #%d now attached to major " - "%d minor %d\n", (dev->minor - LEGO_USB_TOWER_MINOR_BASE), - USB_MAJOR, dev->minor); - /* get the firmware version and log it */ result = usb_control_msg (udev, usb_rcvctrlpipe(udev, 0), @@ -936,6 +918,23 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device get_version_reply.minor, le16_to_cpu(get_version_reply.build_no)); + /* we can register the device now, as it is ready */ + usb_set_intfdata (interface, dev); + + retval = usb_register_dev (interface, &tower_class); + + if (retval) { + /* something prevented us from registering this driver */ + dev_err(idev, "Not able to get a minor for this device.\n"); + usb_set_intfdata (interface, NULL); + goto error; + } + dev->minor = interface->minor; + + /* let the user know what node this device is now attached to */ + dev_info(&interface->dev, "LEGO USB Tower #%d now attached to major " + "%d minor %d\n", (dev->minor - LEGO_USB_TOWER_MINOR_BASE), + USB_MAJOR, dev->minor); exit: return retval; diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c index 15666ad7c..02abfcdfb 100644 --- a/drivers/usb/misc/sisusbvga/sisusb.c +++ b/drivers/usb/misc/sisusbvga/sisusb.c @@ -1285,18 +1285,22 @@ int sisusb_readb(struct sisusb_usb_data *sisusb, u32 adr, u8 *data) } int sisusb_copy_memory(struct sisusb_usb_data *sisusb, char *src, - u32 dest, int length, size_t *bytes_written) + u32 dest, int length) { + size_t dummy; + return sisusb_write_mem_bulk(sisusb, dest, src, length, - NULL, 0, bytes_written); + NULL, 0, &dummy); } #ifdef SISUSBENDIANTEST -int sisusb_read_memory(struct sisusb_usb_data *sisusb, char *dest, - u32 src, int length, size_t *bytes_written) +static int sisusb_read_memory(struct sisusb_usb_data *sisusb, char *dest, + u32 src, int length) { + size_t dummy; + return sisusb_read_mem_bulk(sisusb, src, dest, length, - NULL, bytes_written); + NULL, &dummy); } #endif #endif @@ -1306,16 +1310,14 @@ static void sisusb_testreadwrite(struct sisusb_usb_data *sisusb) { static char srcbuffer[] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77 }; char destbuffer[10]; - size_t dummy; int i, j; - sisusb_copy_memory(sisusb, srcbuffer, sisusb->vrambase, 7, &dummy); + sisusb_copy_memory(sisusb, srcbuffer, sisusb->vrambase, 7); for (i = 1; i <= 7; i++) { dev_dbg(&sisusb->sisusb_dev->dev, "sisusb: rwtest %d bytes\n", i); - sisusb_read_memory(sisusb, destbuffer, sisusb->vrambase, - i, &dummy); + sisusb_read_memory(sisusb, destbuffer, sisusb->vrambase, i); for (j = 0; j < i; j++) { dev_dbg(&sisusb->sisusb_dev->dev, "rwtest read[%d] = %x\n", @@ -2276,7 +2278,6 @@ int sisusb_reset_text_mode(struct sisusb_usb_data *sisusb, int init) const struct font_desc *myfont; u8 *tempbuf; u16 *tempbufb; - size_t written; static const char bootstring[] = "SiSUSB VGA text console, (C) 2005 Thomas Winischhofer."; static const char bootlogo[] = "(o_ //\\ V_/_"; @@ -2343,18 +2344,15 @@ int sisusb_reset_text_mode(struct sisusb_usb_data *sisusb, int init) *(tempbufb++) = 0x0700 | bootstring[i++]; ret |= sisusb_copy_memory(sisusb, tempbuf, - sisusb->vrambase, 8192, &written); + sisusb->vrambase, 8192); vfree(tempbuf); } } else if (sisusb->scrbuf) { - ret |= sisusb_copy_memory(sisusb, (char *)sisusb->scrbuf, - sisusb->vrambase, sisusb->scrbuf_size, - &written); - + sisusb->vrambase, sisusb->scrbuf_size); } if (sisusb->sisusb_cursor_size_from >= 0 && diff --git a/drivers/usb/misc/sisusbvga/sisusb_con.c b/drivers/usb/misc/sisusbvga/sisusb_con.c index afa853209..460cebf32 100644 --- a/drivers/usb/misc/sisusbvga/sisusb_con.c +++ b/drivers/usb/misc/sisusbvga/sisusb_con.c @@ -370,7 +370,6 @@ static void sisusbcon_putc(struct vc_data *c, int ch, int y, int x) { struct sisusb_usb_data *sisusb; - ssize_t written; sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num); if (!sisusb) @@ -384,7 +383,7 @@ sisusbcon_putc(struct vc_data *c, int ch, int y, int x) sisusb_copy_memory(sisusb, (char *)SISUSB_VADDR(x, y), - (long)SISUSB_HADDR(x, y), 2, &written); + (long)SISUSB_HADDR(x, y), 2); mutex_unlock(&sisusb->lock); } @@ -395,7 +394,6 @@ sisusbcon_putcs(struct vc_data *c, const unsigned short *s, int count, int y, int x) { struct sisusb_usb_data *sisusb; - ssize_t written; u16 *dest; int i; @@ -420,7 +418,7 @@ sisusbcon_putcs(struct vc_data *c, const unsigned short *s, } sisusb_copy_memory(sisusb, (char *)SISUSB_VADDR(x, y), - (long)SISUSB_HADDR(x, y), count * 2, &written); + (long)SISUSB_HADDR(x, y), count * 2); mutex_unlock(&sisusb->lock); } @@ -431,7 +429,6 @@ sisusbcon_clear(struct vc_data *c, int y, int x, int height, int width) { struct sisusb_usb_data *sisusb; u16 eattr = c->vc_video_erase_char; - ssize_t written; int i, length, cols; u16 *dest; @@ -475,41 +472,7 @@ sisusbcon_clear(struct vc_data *c, int y, int x, int height, int width) sisusb_copy_memory(sisusb, (unsigned char *)SISUSB_VADDR(x, y), - (long)SISUSB_HADDR(x, y), length, &written); - - mutex_unlock(&sisusb->lock); -} - -/* Interface routine */ -static void -sisusbcon_bmove(struct vc_data *c, int sy, int sx, - int dy, int dx, int height, int width) -{ - struct sisusb_usb_data *sisusb; - ssize_t written; - int cols, length; - - if (width <= 0 || height <= 0) - return; - - sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num); - if (!sisusb) - return; - - /* sisusb->lock is down */ - - cols = sisusb->sisusb_num_columns; - - if (sisusb_is_inactive(c, sisusb)) { - mutex_unlock(&sisusb->lock); - return; - } - - length = ((height * cols) - dx - (cols - width - dx)) * 2; - - - sisusb_copy_memory(sisusb, (unsigned char *)SISUSB_VADDR(dx, dy), - (long)SISUSB_HADDR(dx, dy), length, &written); + (long)SISUSB_HADDR(x, y), length); mutex_unlock(&sisusb->lock); } @@ -519,7 +482,6 @@ static int sisusbcon_switch(struct vc_data *c) { struct sisusb_usb_data *sisusb; - ssize_t written; int length; /* Returnvalue 0 means we have fully restored screen, @@ -559,7 +521,7 @@ sisusbcon_switch(struct vc_data *c) sisusb_copy_memory(sisusb, (unsigned char *)c->vc_origin, (long)SISUSB_HADDR(0, 0), - length, &written); + length); mutex_unlock(&sisusb->lock); @@ -600,7 +562,7 @@ sisusbcon_save_screen(struct vc_data *c) } /* interface routine */ -static int +static void sisusbcon_set_palette(struct vc_data *c, const unsigned char *table) { struct sisusb_usb_data *sisusb; @@ -608,18 +570,18 @@ sisusbcon_set_palette(struct vc_data *c, const unsigned char *table) /* Return value not used by vt */ - if (!CON_IS_VISIBLE(c)) - return -EINVAL; + if (!con_is_visible(c)) + return; sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num); if (!sisusb) - return -EINVAL; + return; /* sisusb->lock is down */ if (sisusb_is_inactive(c, sisusb)) { mutex_unlock(&sisusb->lock); - return -EINVAL; + return; } for (i = j = 0; i < 16; i++) { @@ -634,8 +596,6 @@ sisusbcon_set_palette(struct vc_data *c, const unsigned char *table) } mutex_unlock(&sisusb->lock); - - return 0; } /* interface routine */ @@ -644,7 +604,6 @@ sisusbcon_blank(struct vc_data *c, int blank, int mode_switch) { struct sisusb_usb_data *sisusb; u8 sr1, cr17, pmreg, cr63; - ssize_t written; int ret = 0; sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num); @@ -672,7 +631,7 @@ sisusbcon_blank(struct vc_data *c, int blank, int mode_switch) (unsigned char *)c->vc_origin, (u32)(sisusb->vrambase + (c->vc_origin - sisusb->scrbuf)), - c->vc_screenbuf_size, &written); + c->vc_screenbuf_size); sisusb->con_blanked = 1; ret = 1; break; @@ -723,24 +682,22 @@ sisusbcon_blank(struct vc_data *c, int blank, int mode_switch) } /* interface routine */ -static int +static void sisusbcon_scrolldelta(struct vc_data *c, int lines) { struct sisusb_usb_data *sisusb; int margin = c->vc_size_row * 4; int ul, we, p, st; - /* The return value does not seem to be used */ - sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num); if (!sisusb) - return 0; + return; /* sisusb->lock is down */ if (sisusb_is_inactive(c, sisusb)) { mutex_unlock(&sisusb->lock); - return 0; + return; } if (!lines) /* Turn scrollback off */ @@ -780,8 +737,6 @@ sisusbcon_scrolldelta(struct vc_data *c, int lines) sisusbcon_set_start_address(sisusb, c); mutex_unlock(&sisusb->lock); - - return 1; } /* Interface routine */ @@ -860,7 +815,6 @@ sisusbcon_scroll_area(struct vc_data *c, struct sisusb_usb_data *sisusb, int cols = sisusb->sisusb_num_columns; int length = ((b - t) * cols) * 2; u16 eattr = c->vc_video_erase_char; - ssize_t written; /* sisusb->lock is down */ @@ -890,7 +844,7 @@ sisusbcon_scroll_area(struct vc_data *c, struct sisusb_usb_data *sisusb, } sisusb_copy_memory(sisusb, (char *)SISUSB_VADDR(0, t), - (long)SISUSB_HADDR(0, t), length, &written); + (long)SISUSB_HADDR(0, t), length); mutex_unlock(&sisusb->lock); @@ -903,7 +857,6 @@ sisusbcon_scroll(struct vc_data *c, int t, int b, int dir, int lines) { struct sisusb_usb_data *sisusb; u16 eattr = c->vc_video_erase_char; - ssize_t written; int copyall = 0; unsigned long oldorigin; unsigned int delta = lines * c->vc_size_row; @@ -996,18 +949,18 @@ sisusbcon_scroll(struct vc_data *c, int t, int b, int dir, int lines) sisusb_copy_memory(sisusb, (char *)c->vc_origin, (u32)(sisusb->vrambase + originoffset), - c->vc_screenbuf_size, &written); + c->vc_screenbuf_size); else if (dir == SM_UP) sisusb_copy_memory(sisusb, (char *)c->vc_origin + c->vc_screenbuf_size - delta, (u32)sisusb->vrambase + originoffset + c->vc_screenbuf_size - delta, - delta, &written); + delta); else sisusb_copy_memory(sisusb, (char *)c->vc_origin, (u32)(sisusb->vrambase + originoffset), - delta, &written); + delta); c->vc_scr_end = c->vc_origin + c->vc_screenbuf_size; c->vc_visible_origin = c->vc_origin; @@ -1273,7 +1226,7 @@ sisusbcon_do_font_op(struct sisusb_usb_data *sisusb, int set, int slot, struct vc_data *vc = vc_cons[i].d; if (vc && vc->vc_sw == &sisusb_con) { - if (CON_IS_VISIBLE(vc)) { + if (con_is_visible(vc)) { vc->vc_sw->con_cursor(vc, CM_DRAW); } vc->vc_font.height = fh; @@ -1385,7 +1338,6 @@ static const struct consw sisusb_con = { .con_putcs = sisusbcon_putcs, .con_cursor = sisusbcon_cursor, .con_scroll = sisusbcon_scroll, - .con_bmove = sisusbcon_bmove, .con_switch = sisusbcon_switch, .con_blank = sisusbcon_blank, .con_font_set = sisusbcon_font_set, @@ -1433,15 +1385,12 @@ static const struct consw sisusb_dummy_con = { .con_putcs = SISUSBCONDUMMY, .con_cursor = SISUSBCONDUMMY, .con_scroll = SISUSBCONDUMMY, - .con_bmove = SISUSBCONDUMMY, .con_switch = SISUSBCONDUMMY, .con_blank = SISUSBCONDUMMY, .con_font_set = SISUSBCONDUMMY, .con_font_get = SISUSBCONDUMMY, .con_font_default = SISUSBCONDUMMY, .con_font_copy = SISUSBCONDUMMY, - .con_set_palette = SISUSBCONDUMMY, - .con_scrolldelta = SISUSBCONDUMMY, }; int diff --git a/drivers/usb/misc/sisusbvga/sisusb_init.h b/drivers/usb/misc/sisusbvga/sisusb_init.h index c46ce42d4..e79a616f0 100644 --- a/drivers/usb/misc/sisusbvga/sisusb_init.h +++ b/drivers/usb/misc/sisusbvga/sisusb_init.h @@ -828,7 +828,7 @@ void sisusb_delete(struct kref *kref); int sisusb_writeb(struct sisusb_usb_data *sisusb, u32 adr, u8 data); int sisusb_readb(struct sisusb_usb_data *sisusb, u32 adr, u8 * data); int sisusb_copy_memory(struct sisusb_usb_data *sisusb, char *src, - u32 dest, int length, size_t * bytes_written); + u32 dest, int length); int sisusb_reset_text_mode(struct sisusb_usb_data *sisusb, int init); int sisusbcon_do_font_op(struct sisusb_usb_data *sisusb, int set, int slot, u8 * arg, int cmapsz, int ch512, int dorecalc, diff --git a/drivers/usb/misc/usb3503.c b/drivers/usb/misc/usb3503.c index b45cb77c0..8e7737d7a 100644 --- a/drivers/usb/misc/usb3503.c +++ b/drivers/usb/misc/usb3503.c @@ -330,6 +330,17 @@ static int usb3503_i2c_probe(struct i2c_client *i2c, return usb3503_probe(hub); } +static int usb3503_i2c_remove(struct i2c_client *i2c) +{ + struct usb3503 *hub; + + hub = i2c_get_clientdata(i2c); + if (hub->clk) + clk_disable_unprepare(hub->clk); + + return 0; +} + static int usb3503_platform_probe(struct platform_device *pdev) { struct usb3503 *hub; @@ -338,10 +349,22 @@ static int usb3503_platform_probe(struct platform_device *pdev) if (!hub) return -ENOMEM; hub->dev = &pdev->dev; + platform_set_drvdata(pdev, hub); return usb3503_probe(hub); } +static int usb3503_platform_remove(struct platform_device *pdev) +{ + struct usb3503 *hub; + + hub = platform_get_drvdata(pdev); + if (hub->clk) + clk_disable_unprepare(hub->clk); + + return 0; +} + #ifdef CONFIG_PM_SLEEP static int usb3503_i2c_suspend(struct device *dev) { @@ -395,6 +418,7 @@ static struct i2c_driver usb3503_i2c_driver = { .of_match_table = of_match_ptr(usb3503_of_match), }, .probe = usb3503_i2c_probe, + .remove = usb3503_i2c_remove, .id_table = usb3503_id, }; @@ -404,6 +428,7 @@ static struct platform_driver usb3503_platform_driver = { .of_match_table = of_match_ptr(usb3503_of_match), }, .probe = usb3503_platform_probe, + .remove = usb3503_platform_remove, }; static int __init usb3503_init(void) -- cgit v1.2.3-54-g00ecf