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| author | Mateusz Kulikowski <mateusz.kulikowski@gmail.com> | 2016-01-23 11:54:33 +0100 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2016-01-25 10:39:50 -0500 |
| commit | e7138b34b0def8c015cca74dd4b25d9bc0aca069 (patch) | |
| tree | df6bd5e58c19980f88449a823184f467ee6a26ec /drivers | |
| parent | 8c25c2592e07cb494d1353b98a07638a1cfa2bae (diff) | |
| download | u-boot-imx-e7138b34b0def8c015cca74dd4b25d9bc0aca069.zip u-boot-imx-e7138b34b0def8c015cca74dd4b25d9bc0aca069.tar.gz u-boot-imx-e7138b34b0def8c015cca74dd4b25d9bc0aca069.tar.bz2 | |
net: zynq_gem: Use shared wait_for_bit
Use existing library function to poll bit(s).
Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/zynq_gem.c | 35 |
1 files changed, 2 insertions, 33 deletions
diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c index 7059c84..97e30f3 100644 --- a/drivers/net/zynq_gem.c +++ b/drivers/net/zynq_gem.c @@ -19,6 +19,7 @@ #include <asm/io.h> #include <phy.h> #include <miiphy.h> +#include <wait_bit.h> #include <watchdog.h> #include <asm/system.h> #include <asm/arch/hardware.h> @@ -448,38 +449,6 @@ static int zynq_gem_init(struct udevice *dev) return 0; } -static int wait_for_bit(const char *func, u32 *reg, const u32 mask, - bool set, unsigned int timeout) -{ - u32 val; - unsigned long start = get_timer(0); - - while (1) { - val = readl(reg); - - if (!set) - val = ~val; - - if ((val & mask) == mask) - return 0; - - if (get_timer(start) > timeout) - break; - - if (ctrlc()) { - puts("Abort\n"); - return -EINTR; - } - - udelay(1); - } - - debug("%s: Timeout (reg=%p mask=%08x wait_set=%i)\n", - func, reg, mask, set); - - return -ETIMEDOUT; -} - static int zynq_gem_send(struct udevice *dev, void *ptr, int len) { u32 addr, size; @@ -521,7 +490,7 @@ static int zynq_gem_send(struct udevice *dev, void *ptr, int len) printf("TX buffers exhausted in mid frame\n"); return wait_for_bit(__func__, ®s->txsr, ZYNQ_GEM_TSR_DONE, - true, 20000); + true, 20000, true); } /* Do not check frame_recd flag in rx_status register 0x20 - just poll BD */ |