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authorPatrick Georgi <patrick.georgi@secunet.com>2011-11-18 14:44:16 +0100
committerPatrick Georgi <patrick@georgi-clan.de>2011-12-24 12:05:36 +0100
commitf42fdabe651ab327a5c76d672781d60bd9124e94 (patch)
tree7c19c378bc5d811eb9ded4790bbc4467bd86dd11 /payloads/libpayload/drivers
parent44bf6fcbb2ca9cca24038b29afb695db41a629f0 (diff)
libpayload: remove uhci_reg_maskX
Not that good an idea to start with. Coccinelle patch: @@ @@ -void ( -uhci_reg_mask8 | -uhci_reg_mask16 | -uhci_reg_mask32 ) - (...) { ... } @@ @@ -void ( -uhci_reg_mask8 | -uhci_reg_mask16 | -uhci_reg_mask32 ) - (...); @@ expression ctrl, reg, ormask; @@ -uhci_reg_mask32 (ctrl, reg, ~0, ormask) +uhci_reg_write32 (ctrl, reg, uhci_reg_read32 (ctrl, reg) | ormask) @@ expression ctrl, reg, ormask; @@ -uhci_reg_mask16 (ctrl, reg, ~0, ormask) +uhci_reg_write16 (ctrl, reg, uhci_reg_read16 (ctrl, reg) | ormask) @@ expression ctrl, reg, ormask; @@ -uhci_reg_mask8 (ctrl, reg, ~0, ormask) +uhci_reg_write8 (ctrl, reg, uhci_reg_read8 (ctrl, reg) | ormask) @@ expression ctrl, reg, andmask; @@ -uhci_reg_mask32 (ctrl, reg, andmask, 0) +uhci_reg_write32 (ctrl, reg, uhci_reg_read32 (ctrl, reg) & andmask) @@ expression ctrl, reg, andmask; @@ -uhci_reg_mask16 (ctrl, reg, andmask, 0) +uhci_reg_write16 (ctrl, reg, uhci_reg_read16 (ctrl, reg) & andmask) @@ expression ctrl, reg, andmask; @@ -uhci_reg_mask16 (ctrl, reg, andmask, 0) +uhci_reg_write16 (ctrl, reg, uhci_reg_read16 (ctrl, reg) & andmask) Change-Id: Id0eb8327293831e54249d43fd06d50963c793699 Signed-off-by: Patrick Georgi <patrick.georgi@secunet.com> Reviewed-on: http://review.coreboot.org/477 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'payloads/libpayload/drivers')
-rw-r--r--payloads/libpayload/drivers/usb/uhci.c36
-rw-r--r--payloads/libpayload/drivers/usb/uhci_private.h3
-rw-r--r--payloads/libpayload/drivers/usb/uhci_rh.c18
3 files changed, 22 insertions, 35 deletions
diff --git a/payloads/libpayload/drivers/usb/uhci.c b/payloads/libpayload/drivers/usb/uhci.c
index 779098b168..b964ee7a0b 100644
--- a/payloads/libpayload/drivers/usb/uhci.c
+++ b/payloads/libpayload/drivers/usb/uhci.c
@@ -120,7 +120,8 @@ uhci_reset (hci_t *controller)
/* reset framelist index */
uhci_reg_write16 (controller, FRNUM, 0);
- uhci_reg_mask16 (controller, USBCMD, ~0, 0xc0); // max packets, configure flag
+ uhci_reg_write16(controller, USBCMD,
+ uhci_reg_read16(controller, USBCMD) | 0xc0); // max packets, configure flag
uhci_start (controller);
}
@@ -240,7 +241,8 @@ uhci_shutdown (hci_t *controller)
detach_controller (controller);
UHCI_INST (controller)->roothub->destroy (UHCI_INST (controller)->
roothub);
- uhci_reg_mask16 (controller, USBCMD, 0, 0); // stop work
+ uhci_reg_write16(controller, USBCMD,
+ uhci_reg_read16(controller, USBCMD) & 0); // stop work
free (UHCI_INST (controller)->framelistptr);
free (UHCI_INST (controller)->qh_prei);
free (UHCI_INST (controller)->qh_intr);
@@ -253,13 +255,15 @@ uhci_shutdown (hci_t *controller)
static void
uhci_start (hci_t *controller)
{
- uhci_reg_mask16 (controller, USBCMD, ~0, 1); // start work on schedule
+ uhci_reg_write16(controller, USBCMD,
+ uhci_reg_read16(controller, USBCMD) | 1); // start work on schedule
}
static void
uhci_stop (hci_t *controller)
{
- uhci_reg_mask16 (controller, USBCMD, ~1, 0); // stop work on schedule
+ uhci_reg_write16(controller, USBCMD,
+ uhci_reg_read16(controller, USBCMD) & ~1); // stop work on schedule
}
#define GET_TD(x) ((void*)(((unsigned int)(x))&~0xf))
@@ -274,7 +278,8 @@ wait_for_completed_qh (hci_t *controller, qh_t *qh)
current = GET_TD (qh->elementlinkptr.ptr);
timeout = 1000000;
}
- uhci_reg_mask16 (controller, USBSTS, ~0, 0); // clear resettable registers
+ uhci_reg_write16(controller, USBSTS,
+ uhci_reg_read16(controller, USBSTS) | 0); // clear resettable registers
udelay (30);
}
return (GET_TD (qh->elementlinkptr.ptr) ==
@@ -636,24 +641,3 @@ uhci_reg_read8 (hci_t *ctrl, usbreg reg)
{
return inb (ctrl->reg_base + reg);
}
-
-void
-uhci_reg_mask32 (hci_t *ctrl, usbreg reg, u32 andmask, u32 ormask)
-{
- uhci_reg_write32 (ctrl, reg,
- (uhci_reg_read32 (ctrl, reg) & andmask) | ormask);
-}
-
-void
-uhci_reg_mask16 (hci_t *ctrl, usbreg reg, u16 andmask, u16 ormask)
-{
- uhci_reg_write16 (ctrl, reg,
- (uhci_reg_read16 (ctrl, reg) & andmask) | ormask);
-}
-
-void
-uhci_reg_mask8 (hci_t *ctrl, usbreg reg, u8 andmask, u8 ormask)
-{
- uhci_reg_write8 (ctrl, reg,
- (uhci_reg_read8 (ctrl, reg) & andmask) | ormask);
-}
diff --git a/payloads/libpayload/drivers/usb/uhci_private.h b/payloads/libpayload/drivers/usb/uhci_private.h
index 877592abc8..adcd91c7b3 100644
--- a/payloads/libpayload/drivers/usb/uhci_private.h
+++ b/payloads/libpayload/drivers/usb/uhci_private.h
@@ -104,9 +104,6 @@ typedef struct {
u16 uhci_reg_read16 (hci_t *ctrl, usbreg reg);
void uhci_reg_write8 (hci_t *ctrl, usbreg reg, u8 value);
u8 uhci_reg_read8 (hci_t *ctrl, usbreg reg);
- void uhci_reg_mask32 (hci_t *ctrl, usbreg reg, u32 andmask, u32 ormask);
- void uhci_reg_mask16 (hci_t *ctrl, usbreg reg, u16 andmask, u16 ormask);
- void uhci_reg_mask8 (hci_t *ctrl, usbreg reg, u8 andmask, u8 ormask);
typedef struct uhci {
flistp_t *framelistptr;
diff --git a/payloads/libpayload/drivers/usb/uhci_rh.c b/payloads/libpayload/drivers/usb/uhci_rh.c
index 53b32f6a14..5074099255 100644
--- a/payloads/libpayload/drivers/usb/uhci_rh.c
+++ b/payloads/libpayload/drivers/usb/uhci_rh.c
@@ -53,14 +53,18 @@ uhci_rh_enable_port (usbdev_t *dev, int port)
return;
}
- uhci_reg_mask16 (controller, port, ~(1 << 12), 0); /* wakeup */
+ uhci_reg_write16(controller, port,
+ uhci_reg_read16(controller, port) & ~(1 << 12)); /* wakeup */
- uhci_reg_mask16 (controller, port, ~0, 1 << 9); /* reset */
+ uhci_reg_write16(controller, port,
+ uhci_reg_read16(controller, port) | 1 << 9); /* reset */
mdelay (30); // >10ms
- uhci_reg_mask16 (controller, port, ~(1 << 9), 0);
+ uhci_reg_write16(controller, port,
+ uhci_reg_read16(controller, port) & ~(1 << 9));
mdelay (1); // >5.3us per spec, <3ms because some devices make trouble
- uhci_reg_mask16 (controller, port, ~0, 1 << 2); /* enable */
+ uhci_reg_write16(controller, port,
+ uhci_reg_read16(controller, port) | 1 << 2); /* enable */
do {
value = uhci_reg_read16 (controller, port);
mdelay (1);
@@ -75,7 +79,8 @@ uhci_rh_disable_port (usbdev_t *dev, int port)
port = PORTSC2;
if (port == 1)
port = PORTSC1;
- uhci_reg_mask16 (controller, port, ~4, 0);
+ uhci_reg_write16(controller, port,
+ uhci_reg_read16(controller, port) & ~4);
int value;
do {
value = uhci_reg_read16 (controller, port);
@@ -102,7 +107,8 @@ uhci_rh_scanport (usbdev_t *dev, int port)
usb_detach_device(dev->controller, devno);
RH_INST (dev)->port[offset] = -1;
}
- uhci_reg_mask16 (dev->controller, portsc, ~0, (1 << 3) | (1 << 2)); // clear port state change, enable port
+ uhci_reg_write16(dev->controller, portsc,
+ uhci_reg_read16(dev->controller, portsc) | (1 << 3) | (1 << 2)); // clear port state change, enable port
mdelay(100); // wait for signal to stabilize