4:23 a.m.
From: Ramesh Thomas <ramesh.thomas(a)intel.com>
config-group command return error and load-config silently ignores
setting of traffic_class attributes if device version < 0x200
Ramesh Thomas (2):
accel-config: Do not allow configuring traffic_class for dev ver <
0x200
accel-config: Ignore traffic_class in load-config if dev ver < 0x200
accfg/config.c | 21 +++++++++++++++++++--
accfg/config_attr.c | 9 +++++++++
2 files changed, 28 insertions(+), 2 deletions(-)
--
2.26.3
4:23 a.m.
New subject: [PATCH 1/2] accel-config: Do not allow configuring traffic_class for dev ver < 0x200
From: Ramesh Thomas <ramesh.thomas(a)intel.com>
Return error if config-group is called for traffic_class and device
version < 0x200
Signed-off-by: Ramesh Thomas <ramesh.thomas(a)intel.com>
---
accfg/config_attr.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/accfg/config_attr.c b/accfg/config_attr.c
index 2e97c1f..2617b98 100644
--- a/accfg/config_attr.c
+++ b/accfg/config_attr.c
@@ -58,6 +58,15 @@ static int accel_config_parse_group_attribs(struct accfg_group *group,
struct group_parameters *group_params)
{
int rc = 0;
+ struct accfg_device *device;
+
+ device = accfg_group_get_device(group);
+ if (accfg_device_get_version(device) < ACCFG_DEVICE_VERSION_2 &&
+ (group_params->traffic_class_a != INT_MAX ||
+ group_params->traffic_class_b != INT_MAX)) {
+ fprintf(stderr, "traffic-class cannot be configured\n");
+ return -EINVAL;
+ }
if (group_params->tokens_reserved != UINT_MAX &&
group_params->tokens_reserved >= UCHAR_MAX) {
--
2.26.3
4:23 a.m.
New subject: [PATCH 2/2] accel-config: Ignore traffic_class in load-config if dev ver < 0x200
From: Ramesh Thomas <ramesh.thomas(a)intel.com>
Silently ignore setting of traffic class if device version < 0x200
Signed-off-by: Ramesh Thomas <ramesh.thomas(a)intel.com>
---
accfg/config.c | 21 +++++++++++++++++++--
1 file changed, 19 insertions(+), 2 deletions(-)
diff --git a/accfg/config.c b/accfg/config.c
index a98048e..b0ab701 100644
--- a/accfg/config.c
+++ b/accfg/config.c
@@ -69,6 +69,8 @@ static const struct device_set_table device_table[] = {
{ "token_limit", accfg_device_set_token_limit, NULL }
};
+static bool is_group_traffic_class_writable(struct accfg_group *group,
+ int val);
static bool is_group_token_attribs_writable(struct accfg_group *group,
int val);
static bool is_group_token_limit_writable(struct accfg_group *group,
@@ -82,9 +84,9 @@ static const struct group_set_table group_table[] = {
{ "tokens_allowed", accfg_group_set_tokens_allowed, NULL,
is_group_token_attribs_writable },
{ "traffic_class_a", accfg_group_set_traffic_class_a, NULL,
- is_group_token_attribs_writable },
+ is_group_traffic_class_writable},
{ "traffic_class_b", accfg_group_set_traffic_class_b, NULL,
- is_group_token_attribs_writable },
+ is_group_traffic_class_writable},
};
static bool is_wq_threshold_writable(struct accfg_wq *wq, int val);
@@ -140,6 +142,21 @@ static bool is_group_token_attribs_writable(struct accfg_group
*group,
return true;
}
+static bool is_group_traffic_class_writable(struct accfg_group *group,
+ int val)
+{
+ struct accfg_device *device;
+
+ device = accfg_group_get_device(group);
+ if (accfg_device_get_version(device) < ACCFG_DEVICE_VERSION_2)
+ return false;
+
+ if (val == -1)
+ return false;
+
+ return true;
+}
+
static bool is_wq_threshold_writable(struct accfg_wq *wq, int val)
{
if (accfg_wq_get_mode(wq) == ACCFG_WQ_DEDICATED)
--
2.26.3
5:17 p.m.
On 7/29/2021 9:23 PM, ramesh.thomas(a)intel.com wrote:
From: Ramesh Thomas <ramesh.thomas(a)intel.com>
config-group command return error and load-config silently ignores
setting of traffic_class attributes if device version < 0x200
Ramesh Thomas (2):
accel-config: Do not allow configuring traffic_class for dev ver <
0x200
accel-config: Ignore traffic_class in load-config if dev ver < 0x200
accfg/config.c | 21 +++++++++++++++++++--
accfg/config_attr.c | 9 +++++++++
2 files changed, 28 insertions(+), 2 deletions(-)
Reviewed-by: Dave Jiang <dave.jiang(a)intel.com>
for the series.
336
days inactive
336
days old
3 comments
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ramesh.thomas＠intel.com