diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2022-12-06 00:16:07 +0300 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2022-12-06 05:17:16 +0300 |
| commit | 83351ddb786b30952485a5c302cd0cffbd62097e (patch) | |
| tree | 68c5691584d791bcc72b10fb8e12153544e89676 /drivers/cxl/cxl.h | |
| parent | d3cdf4585f2f9122d1165acca40e801c75afa320 (diff) | |
| download | linux-83351ddb786b30952485a5c302cd0cffbd62097e.tar.xz | |
cxl: update names for interleave granularity conversion macros
Change names for granularity macros to clearly indicate which
variable is encoded and which is the actual granularity.
granularity == interleave granularity
eig == encoded interleave granularity
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Alison Schofield <alison.schofield@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/167027493237.3124429.8948852388671827664.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 | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/cxl/cxl.h b/drivers/cxl/cxl.h index ed2b0a2e80e2..7d0c81172a58 100644 --- a/drivers/cxl/cxl.h +++ b/drivers/cxl/cxl.h @@ -74,11 +74,11 @@ static inline int cxl_hdm_decoder_count(u32 cap_hdr) } /* Encode defined in CXL 2.0 8.2.5.12.7 HDM Decoder Control Register */ -static inline int cxl_to_granularity(u16 ig, unsigned int *val) +static inline int eig_to_granularity(u16 eig, unsigned int *granularity) { - if (ig > CXL_DECODER_MAX_ENCODED_IG) + if (eig > CXL_DECODER_MAX_ENCODED_IG) return -EINVAL; - *val = CXL_DECODER_MIN_GRANULARITY << ig; + *granularity = CXL_DECODER_MIN_GRANULARITY << eig; return 0; } @@ -99,11 +99,12 @@ static inline int cxl_to_ways(u8 eniw, unsigned int *val) return 0; } -static inline int granularity_to_cxl(int g, u16 *ig) +static inline int granularity_to_eig(int granularity, u16 *eig) { - if (g > SZ_16K || g < CXL_DECODER_MIN_GRANULARITY || !is_power_of_2(g)) + if (granularity > SZ_16K || granularity < CXL_DECODER_MIN_GRANULARITY || + !is_power_of_2(granularity)) return -EINVAL; - *ig = ilog2(g) - 8; + *eig = ilog2(granularity) - 8; return 0; } |