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dmaengine: idxd: Simplify WQ attribute visibility checks

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The functions that check if WQ attributes are invisible are almost
duplicate. Define a helper to simplify these functions and future
WQ attribute visibility checks as well.

Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/20230712174436.3435088-1-fenghua.yu@intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Fenghua Yu 2023-07-12 10:44:35 -07:00 committed by Vinod Koul
parent cae701b9cc
commit 97b1185fe5
1 changed files with 5 additions and 15 deletions
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20
drivers/dma/idxd/sysfs.c
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@ -1288,12 +1288,9 @@ static struct attribute *idxd_wq_attributes[] = {
NULL,
};
static bool idxd_wq_attr_op_config_invisible(struct attribute *attr,
struct idxd_device *idxd)
{
return attr == &dev_attr_wq_op_config.attr &&
!idxd->hw.wq_cap.op_config;
}
/* A WQ attr is invisible if the feature is not supported in WQCAP. */
#define idxd_wq_attr_invisible(name, cap_field, a, idxd) \
((a) == &dev_attr_wq_##name.attr && !(idxd)->hw.wq_cap.cap_field)
static bool idxd_wq_attr_max_batch_size_invisible(struct attribute *attr,
struct idxd_device *idxd)
@ -1303,13 +1300,6 @@ static bool idxd_wq_attr_max_batch_size_invisible(struct attribute *attr,
idxd->data->type == IDXD_TYPE_IAX;
}
static bool idxd_wq_attr_wq_prs_disable_invisible(struct attribute *attr,
struct idxd_device *idxd)
{
return attr == &dev_attr_wq_prs_disable.attr &&
!idxd->hw.wq_cap.wq_prs_support;
}
static umode_t idxd_wq_attr_visible(struct kobject *kobj,
struct attribute *attr, int n)
{
@ -1317,13 +1307,13 @@ static umode_t idxd_wq_attr_visible(struct kobject *kobj,
struct idxd_wq *wq = confdev_to_wq(dev);
struct idxd_device *idxd = wq->idxd;
if (idxd_wq_attr_op_config_invisible(attr, idxd))
if (idxd_wq_attr_invisible(op_config, op_config, attr, idxd))
return 0;
if (idxd_wq_attr_max_batch_size_invisible(attr, idxd))
return 0;
if (idxd_wq_attr_wq_prs_disable_invisible(attr, idxd))
if (idxd_wq_attr_invisible(prs_disable, wq_prs_support, attr, idxd))
return 0;
return attr->mode;