From: Shayne Chen <shayne.chen@mediatek.com> To: Felix Fietkau <nbd@nbd.name> Cc: linux-wireless <linux-wireless@vger.kernel.org>, Lorenzo Bianconi <lorenzo.bianconi@redhat.com>, Ryder Lee <ryder.lee@mediatek.com>, linux-mediatek <linux-mediatek@lists.infradead.org>, Shayne Chen <shayne.chen@mediatek.com> Subject: [PATCH 2/2] mt76: mt7915: fix bit fields for HT rate idx Date: Tue, 20 Jul 2021 21:00:14 +0800 [thread overview] Message-ID: <20210720130014.23572-2-shayne.chen@mediatek.com> (raw) In-Reply-To: <20210720130014.23572-1-shayne.chen@mediatek.com> The bit fields of tx rate idx should be 6 bits, otherwise it might be incorrect in HT mode. For VHT/HE rates, only 4 bits are actually used by rate idx, the other 2 bits are used for other functions. Fixes: c31d94af1843 ("mt76: mt7915: fix tx rate related fields in tx descriptor") Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> --- drivers/net/wireless/mediatek/mt76/mt7915/mac.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.h b/drivers/net/wireless/mediatek/mt76/mt7915/mac.h index 5e6f3ef..15f4341 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.h @@ -283,7 +283,8 @@ enum tx_mcu_port_q_idx { #define MT_TX_RATE_MODE GENMASK(9, 6) #define MT_TX_RATE_SU_EXT_TONE BIT(5) #define MT_TX_RATE_DCM BIT(4) -#define MT_TX_RATE_IDX GENMASK(3, 0) +/* VHT/HE only use bits 0-3 */ +#define MT_TX_RATE_IDX GENMASK(5, 0) #define MT_TXP_MAX_BUF_NUM 6 -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Shayne Chen <shayne.chen@mediatek.com> To: Felix Fietkau <nbd@nbd.name> Cc: linux-wireless <linux-wireless@vger.kernel.org>, Lorenzo Bianconi <lorenzo.bianconi@redhat.com>, Ryder Lee <ryder.lee@mediatek.com>, linux-mediatek <linux-mediatek@lists.infradead.org>, Shayne Chen <shayne.chen@mediatek.com> Subject: [PATCH 2/2] mt76: mt7915: fix bit fields for HT rate idx Date: Tue, 20 Jul 2021 21:00:14 +0800 [thread overview] Message-ID: <20210720130014.23572-2-shayne.chen@mediatek.com> (raw) In-Reply-To: <20210720130014.23572-1-shayne.chen@mediatek.com> The bit fields of tx rate idx should be 6 bits, otherwise it might be incorrect in HT mode. For VHT/HE rates, only 4 bits are actually used by rate idx, the other 2 bits are used for other functions. Fixes: c31d94af1843 ("mt76: mt7915: fix tx rate related fields in tx descriptor") Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> --- drivers/net/wireless/mediatek/mt76/mt7915/mac.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.h b/drivers/net/wireless/mediatek/mt76/mt7915/mac.h index 5e6f3ef..15f4341 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.h @@ -283,7 +283,8 @@ enum tx_mcu_port_q_idx { #define MT_TX_RATE_MODE GENMASK(9, 6) #define MT_TX_RATE_SU_EXT_TONE BIT(5) #define MT_TX_RATE_DCM BIT(4) -#define MT_TX_RATE_IDX GENMASK(3, 0) +/* VHT/HE only use bits 0-3 */ +#define MT_TX_RATE_IDX GENMASK(5, 0) #define MT_TXP_MAX_BUF_NUM 6 -- 2.25.1 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek
next prev parent reply other threads:[~2021-07-20 13:01 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-07-20 13:00 [PATCH 1/2] mt76: mt7915: switch proper tx arbiter mode in testmode Shayne Chen 2021-07-20 13:00 ` Shayne Chen 2021-07-20 13:00 ` Shayne Chen [this message] 2021-07-20 13:00 ` [PATCH 2/2] mt76: mt7915: fix bit fields for HT rate idx Shayne Chen
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