[U-Boot] [PATCH 124/172] ddr: altera: Clean up sdr_*_phase() part 7

Marek Vasut
2015-07-27T20:51:27Z

Wrap dtaps_per_ptap into the sdr_working_phase() function to trim
down the number of params. It's a constant too.

Signed-off-by: Marek Vasut <marex@denx.de>
---
drivers/ddr/altera/sequencer.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/ddr/altera/sequencer.c b/drivers/ddr/altera/sequencer.c
index 75a0699..d93b5fe 100644
--- a/drivers/ddr/altera/sequencer.c
+++ b/drivers/ddr/altera/sequencer.c
@@ -1378,11 +1378,12 @@ static int sdr_find_phase(int working, const u32 grp, u32 *v, u32 *work,
return -EINVAL;
}

-static int sdr_working_phase(uint32_t grp,
- uint32_t dtaps_per_ptap, uint32_t *work_bgn,
- uint32_t *v, uint32_t *d, uint32_t *p,
- uint32_t *i)
+static int sdr_working_phase(uint32_t grp, uint32_t *work_bgn,
+ uint32_t *v, uint32_t *d, uint32_t *p,
+ uint32_t *i)
{
+ const u32 dtaps_per_ptap = IO_DELAY_PER_OPA_TAP /
+ IO_DELAY_PER_DQS_EN_DCHAIN_TAP;
int ret;

*work_bgn = 0;
@@ -1565,7 +1566,7 @@ static uint32_t rw_mgr_mem_calibrate_vfifo_find_dqs_en_phase(uint32_t grp)
/* ******************************************************** */
/* * step 2: find first working phase, increment in ptaps * */
work_bgn = 0;
- if (sdr_working_phase(grp, dtaps_per_ptap, &work_bgn, &v, &d, &p, &i))
+ if (sdr_working_phase(grp, &work_bgn, &v, &d, &p, &i))
return 0;

work_end = work_bgn;
--
2.1.4