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USB: ULPI: switch argument type from u8 to unsigned 

There is no benefit in using u8, so switch to unsigned to reduce the
binary image size (by 20 bytes).

Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Igor Grinberg 2011-12-14 08:16:03 +02:00 committed by Remy Bohmer
parent 06e42c6e2c
commit 1113a79b2a
2 changed files with 8 additions and 8 deletions
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10
drivers/usb/ulpi/ulpi.c
View File

@ -79,9 +79,9 @@ int ulpi_init(u32 ulpi_viewport)
return ulpi_integrity_check(ulpi_viewport);
}
int ulpi_select_transceiver(u32 ulpi_viewport, u8 speed)
int ulpi_select_transceiver(u32 ulpi_viewport, unsigned speed)
{
u8 tspeed = ULPI_FC_FULL_SPEED;
u32 tspeed = ULPI_FC_FULL_SPEED;
u32 val;
switch (speed) {
@ -127,9 +127,9 @@ int ulpi_set_pd(u32 ulpi_viewport, int enable)
return ulpi_write(ulpi_viewport, reg, val);
}
int ulpi_opmode_sel(u32 ulpi_viewport, u8 opmode)
int ulpi_opmode_sel(u32 ulpi_viewport, unsigned opmode)
{
u8 topmode = ULPI_FC_OPMODE_NORMAL;
u32 topmode = ULPI_FC_OPMODE_NORMAL;
u32 val;
switch (opmode) {
@ -154,7 +154,7 @@ int ulpi_opmode_sel(u32 ulpi_viewport, u8 opmode)
return ulpi_write(ulpi_viewport, &ulpi->function_ctrl, val);
}
int ulpi_serial_mode_enable(u32 ulpi_viewport, u8 smode)
int ulpi_serial_mode_enable(u32 ulpi_viewport, unsigned smode)
{
switch (smode) {
case ULPI_IFACE_6_PIN_SERIAL_MODE:

6
include/usb/ulpi.h
View File

@ -41,7 +41,7 @@ int ulpi_init(u32 ulpi_viewport);
* ULPI_FC_LOW_SPEED, ULPI_FC_FS4LS
* returns 0 on success, ULPI_ERROR on failure.
*/
int ulpi_select_transceiver(u32 ulpi_viewport, u8 speed);
int ulpi_select_transceiver(u32 ulpi_viewport, unsigned speed);
/*
* Enable/disable VBUS.
@ -66,7 +66,7 @@ int ulpi_set_pd(u32 ulpi_viewport, int enable);
*
* returns 0 on success, ULPI_ERROR on failure.
*/
int ulpi_opmode_sel(u32 ulpi_viewport, u8 opmode);
int ulpi_opmode_sel(u32 ulpi_viewport, unsigned opmode);
/*
* Switch to Serial Mode.
@ -78,7 +78,7 @@ int ulpi_opmode_sel(u32 ulpi_viewport, u8 opmode);
* Switches immediately to Serial Mode.
* To return from Serial Mode, STP line needs to be asserted.
*/
int ulpi_serial_mode_enable(u32 ulpi_viewport, u8 smode);
int ulpi_serial_mode_enable(u32 ulpi_viewport, unsigned smode);
/*
* Put PHY into low power mode.