diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2022-12-05 14:20:01 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2022-12-05 18:17:16 -0800 |
| commit | c99b2e8cf79616157eeab34828fbe6e41ef2271c (patch) | |
| tree | 4ba34fb1aae83d269cfd2b75ef1b259d55e2b950 /drivers/cxl/cxl.h | |
| parent | 83351ddb786b30952485a5c302cd0cffbd62097e (diff) | |
cxl: update names for interleave ways conversion macros
Change names for interleave ways macros to clearly indicate which
variable is encoded and which is the actual ways value.
ways == interleave ways
eiw == encoded interleave ways
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/167027516228.3124679.11265039496968588580.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/cxl/cxl.h')
| -rw-r--r-- | drivers/cxl/cxl.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/cxl/cxl.h b/drivers/cxl/cxl.h index 7d0c81172a58..1b1cf459ac77 100644 --- a/drivers/cxl/cxl.h +++ b/drivers/cxl/cxl.h @@ -83,14 +83,14 @@ static inline int eig_to_granularity(u16 eig, unsigned int *granularity) } /* Encode defined in CXL ECN "3, 6, 12 and 16-way memory Interleaving" */ -static inline int cxl_to_ways(u8 eniw, unsigned int *val) +static inline int eiw_to_ways(u8 eiw, unsigned int *ways) { - switch (eniw) { + switch (eiw) { case 0 ... 4: - *val = 1 << eniw; + *ways = 1 << eiw; break; case 8 ... 10: - *val = 3 << (eniw - 8); + *ways = 3 << (eiw - 8); break; default: return -EINVAL; @@ -108,12 +108,12 @@ static inline int granularity_to_eig(int granularity, u16 *eig) return 0; } -static inline int ways_to_cxl(unsigned int ways, u8 *iw) +static inline int ways_to_eiw(unsigned int ways, u8 *eiw) { if (ways > 16) return -EINVAL; if (is_power_of_2(ways)) { - *iw = ilog2(ways); + *eiw = ilog2(ways); return 0; } if (ways % 3) @@ -121,7 +121,7 @@ static inline int ways_to_cxl(unsigned int ways, u8 *iw) ways /= 3; if (!is_power_of_2(ways)) return -EINVAL; - *iw = ilog2(ways) + 8; + *eiw = ilog2(ways) + 8; return 0; } |