2023-01-09 17:07:06

by Shayne Chen

[permalink] [raw]
Subject: [PATCH 06/13] wifi: mt76: add EHT rate stats for ethtool

Add support to get EHT rate stats from ethtool.
This is the preliminary patch to add EHT support for mt7996.

Signed-off-by: Shayne Chen <[email protected]>
---
drivers/net/wireless/mediatek/mt76/mt76.h | 2 +-
drivers/net/wireless/mediatek/mt76/mt7996/main.c | 6 ++++++
2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index b3fd3abfdd9f..3d3c68b9e1cf 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -272,7 +272,7 @@ enum mt76_phy_type {

struct mt76_sta_stats {
u64 tx_mode[__MT_PHY_TYPE_MAX];
- u64 tx_bw[4]; /* 20, 40, 80, 160 */
+ u64 tx_bw[5]; /* 20, 40, 80, 160, 320 */
u64 tx_nss[4]; /* 1, 2, 3, 4 */
u64 tx_mcs[16]; /* mcs idx */
u64 tx_bytes;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
index c423b052e4f4..9ea2e1198477 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
@@ -1084,10 +1084,14 @@ static const char mt7996_gstrings_stats[][ETH_GSTRING_LEN] = {
"v_tx_mode_he_ext_su",
"v_tx_mode_he_tb",
"v_tx_mode_he_mu",
+ "v_tx_mode_eht_su",
+ "v_tx_mode_eht_trig",
+ "v_tx_mode_eht_mu",
"v_tx_bw_20",
"v_tx_bw_40",
"v_tx_bw_80",
"v_tx_bw_160",
+ "v_tx_bw_320",
"v_tx_mcs_0",
"v_tx_mcs_1",
"v_tx_mcs_2",
@@ -1100,6 +1104,8 @@ static const char mt7996_gstrings_stats[][ETH_GSTRING_LEN] = {
"v_tx_mcs_9",
"v_tx_mcs_10",
"v_tx_mcs_11",
+ "v_tx_mcs_12",
+ "v_tx_mcs_13",
};

#define MT7996_SSTATS_LEN ARRAY_SIZE(mt7996_gstrings_stats)
--
2.25.1


2023-01-18 16:25:55

by Lorenzo Bianconi

[permalink] [raw]
Subject: Re: [PATCH 06/13] wifi: mt76: add EHT rate stats for ethtool

> Add support to get EHT rate stats from ethtool.
> This is the preliminary patch to add EHT support for mt7996.
>
> Signed-off-by: Shayne Chen <[email protected]>
> ---
> drivers/net/wireless/mediatek/mt76/mt76.h | 2 +-
> drivers/net/wireless/mediatek/mt76/mt7996/main.c | 6 ++++++
> 2 files changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
> index b3fd3abfdd9f..3d3c68b9e1cf 100644
> --- a/drivers/net/wireless/mediatek/mt76/mt76.h
> +++ b/drivers/net/wireless/mediatek/mt76/mt76.h
> @@ -272,7 +272,7 @@ enum mt76_phy_type {
>
> struct mt76_sta_stats {
> u64 tx_mode[__MT_PHY_TYPE_MAX];
> - u64 tx_bw[4]; /* 20, 40, 80, 160 */
> + u64 tx_bw[5]; /* 20, 40, 80, 160, 320 */

Hi Shayne,

I think this change will break mt7915 ethtool support. In particular it will
break tx_bw for loop in mt76_ethtool_worker().

Regards,
Lorenzo

> u64 tx_nss[4]; /* 1, 2, 3, 4 */
> u64 tx_mcs[16]; /* mcs idx */
> u64 tx_bytes;
> diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
> index c423b052e4f4..9ea2e1198477 100644
> --- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c
> +++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
> @@ -1084,10 +1084,14 @@ static const char mt7996_gstrings_stats[][ETH_GSTRING_LEN] = {
> "v_tx_mode_he_ext_su",
> "v_tx_mode_he_tb",
> "v_tx_mode_he_mu",
> + "v_tx_mode_eht_su",
> + "v_tx_mode_eht_trig",
> + "v_tx_mode_eht_mu",
> "v_tx_bw_20",
> "v_tx_bw_40",
> "v_tx_bw_80",
> "v_tx_bw_160",
> + "v_tx_bw_320",
> "v_tx_mcs_0",
> "v_tx_mcs_1",
> "v_tx_mcs_2",
> @@ -1100,6 +1104,8 @@ static const char mt7996_gstrings_stats[][ETH_GSTRING_LEN] = {
> "v_tx_mcs_9",
> "v_tx_mcs_10",
> "v_tx_mcs_11",
> + "v_tx_mcs_12",
> + "v_tx_mcs_13",
> };
>
> #define MT7996_SSTATS_LEN ARRAY_SIZE(mt7996_gstrings_stats)
> --
> 2.25.1
>


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2023-01-26 15:25:27

by Shayne Chen

[permalink] [raw]
Subject: Re: [PATCH 06/13] wifi: mt76: add EHT rate stats for ethtool

On Wed, 2023-01-18 at 17:13 +0100, Lorenzo Bianconi wrote:
> > Add support to get EHT rate stats from ethtool.
> > This is the preliminary patch to add EHT support for mt7996.
> >
> > Signed-off-by: Shayne Chen <[email protected]>
> > ---
> > drivers/net/wireless/mediatek/mt76/mt76.h | 2 +-
> > drivers/net/wireless/mediatek/mt76/mt7996/main.c | 6 ++++++
> > 2 files changed, 7 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h
> > b/drivers/net/wireless/mediatek/mt76/mt76.h
> > index b3fd3abfdd9f..3d3c68b9e1cf 100644
> > --- a/drivers/net/wireless/mediatek/mt76/mt76.h
> > +++ b/drivers/net/wireless/mediatek/mt76/mt76.h
> > @@ -272,7 +272,7 @@ enum mt76_phy_type {
> >
> > struct mt76_sta_stats {
> > u64 tx_mode[__MT_PHY_TYPE_MAX];
> > - u64 tx_bw[4]; /* 20, 40, 80, 160 */
> > + u64 tx_bw[5]; /* 20, 40, 80, 160, 320 */
>
> Hi Shayne,
>
Hi Lorenzo,

> I think this change will break mt7915 ethtool support. In particular
> it will
> break tx_bw for loop in mt76_ethtool_worker().
>
I'll fix this in v2 by adding an additional eht parameter to
mt76_ethtool_worker(), thanks.

Regards,
Shayne

> Regards,
> Lorenzo
>
> > u64 tx_nss[4]; /* 1, 2, 3, 4 */
> > u64 tx_mcs[16]; /* mcs idx */
> > u64 tx_bytes;
> > diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c
> > b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
> > index c423b052e4f4..9ea2e1198477 100644
> > --- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c
> > +++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
> > @@ -1084,10 +1084,14 @@ static const char
> > mt7996_gstrings_stats[][ETH_GSTRING_LEN] = {
> > "v_tx_mode_he_ext_su",
> > "v_tx_mode_he_tb",
> > "v_tx_mode_he_mu",
> > + "v_tx_mode_eht_su",
> > + "v_tx_mode_eht_trig",
> > + "v_tx_mode_eht_mu",
> > "v_tx_bw_20",
> > "v_tx_bw_40",
> > "v_tx_bw_80",
> > "v_tx_bw_160",
> > + "v_tx_bw_320",
> > "v_tx_mcs_0",
> > "v_tx_mcs_1",
> > "v_tx_mcs_2",
> > @@ -1100,6 +1104,8 @@ static const char
> > mt7996_gstrings_stats[][ETH_GSTRING_LEN] = {
> > "v_tx_mcs_9",
> > "v_tx_mcs_10",
> > "v_tx_mcs_11",
> > + "v_tx_mcs_12",
> > + "v_tx_mcs_13",
> > };
> >
> > #define MT7996_SSTATS_LEN ARRAY_SIZE(mt7996_gstrings_stats)
> > --
> > 2.25.1
> >