2011-08-22 21:50:39

by Larry Finger

[permalink] [raw]
Subject: [PATCH 0/5] rtlwifi: Simplify and update rate-mapping code

While updating the rtlwifi family of drivers based on the latest vendor
driver, I became aware that each of them has its own routine for getting
a rate index from the descriptor rate. As the code is identical, these
patches move a copy of the updated routine to rtlwifi, and convert each
of the drivers to use that routine.

Signed-off-by: Larry Finger <[email protected]>
---

John,

This is -next material.

Larry
---

Larry Finger (5):
rtlwifi: Install updated rate-mapping routine
rtlwifi: rtl8192ce: Convert to use the new rate-mapping routine in
rtlwifi
rtlwifi: rtl8192cu: Convert to use the new rate-mapping routine in
rtlwifi
rtlwifi: rtl8192se: Convert to use the new rate-mapping routine in
rtlwifi
rtlwifi: rtl8192de: Convert to use the new rate-mapping routine in
rtlwifi

drivers/net/wireless/rtlwifi/base.c | 161 ++++++++++++++++++++++++++
drivers/net/wireless/rtlwifi/base.h | 2 +
drivers/net/wireless/rtlwifi/rtl8192ce/def.h | 139 ----------------------
drivers/net/wireless/rtlwifi/rtl8192ce/sw.c | 30 +++---
drivers/net/wireless/rtlwifi/rtl8192ce/trx.c | 116 ++-----------------
drivers/net/wireless/rtlwifi/rtl8192ce/trx.h | 8 +-
drivers/net/wireless/rtlwifi/rtl8192cu/mac.c | 4 +-
drivers/net/wireless/rtlwifi/rtl8192cu/mac.h | 8 +-
drivers/net/wireless/rtlwifi/rtl8192cu/rf.c | 2 +-
drivers/net/wireless/rtlwifi/rtl8192cu/sw.c | 28 +++---
drivers/net/wireless/rtlwifi/rtl8192cu/trx.c | 23 ++--
drivers/net/wireless/rtlwifi/rtl8192de/def.h | 35 ------
drivers/net/wireless/rtlwifi/rtl8192de/sw.c | 30 +++---
drivers/net/wireless/rtlwifi/rtl8192de/trx.c | 121 +++-----------------
drivers/net/wireless/rtlwifi/rtl8192de/trx.h | 8 +-
drivers/net/wireless/rtlwifi/rtl8192se/def.h | 39 +------
drivers/net/wireless/rtlwifi/rtl8192se/sw.c | 30 +++---
drivers/net/wireless/rtlwifi/rtl8192se/trx.c | 124 ++------------------
drivers/net/wireless/rtlwifi/wifi.h | 35 ++++++
19 files changed, 322 insertions(+), 621 deletions(-)

--
1.7.3.4



2011-08-23 11:12:28

by Jonas Gorski

[permalink] [raw]
Subject: Re: [PATCH 1/5] rtlwifi: Install updated rate-mapping routine

Hi,

On 22 August 2011 23:50, Larry Finger <[email protected]> wrote:
> In preparation for fixing the rate-mapping situation, place a driver-agnostic
> version in rtlwifi. This one contains the updated rate incormation.
>
> Signed-off-by: Larry Finger <[email protected]>
> Cc: Chaoming Li <[email protected]>
> ---
>  drivers/net/wireless/rtlwifi/base.c |  161 +++++++++++++++++++++++++++++++++++
>  drivers/net/wireless/rtlwifi/base.h |    2 +
>  drivers/net/wireless/rtlwifi/wifi.h |   35 ++++++++
>  3 files changed, 198 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/net/wireless/rtlwifi/base.c b/drivers/net/wireless/rtlwifi/base.c
> index 0b598db..098fc55 100644
> --- a/drivers/net/wireless/rtlwifi/base.c
> +++ b/drivers/net/wireless/rtlwifi/base.c
> @@ -664,6 +664,167 @@ static u8 _rtl_get_highest_n_rate(struct ieee80211_hw *hw)
>        return hw_rate;
>  }
>
> +/* mac80211's rate_idx is like this:
> + *
> + * 2.4G band:rx_status->band == IEEE80211_BAND_2GHZ
> + *
> + * B/G rate:
> + * (rx_status->flag & RX_FLAG_HT) = 0,
> + * DESC92_RATE1M-->DESC92_RATE54M ==> idx is 0-->11,
> + *
> + * N rate:
> + * (rx_status->flag & RX_FLAG_HT) = 1,
> + * DESC92_RATEMCS0-->DESC92_RATEMCS15 ==> idx is 0-->15
> + *
> + * 5G band:rx_status->band == IEEE80211_BAND_5GHZ
> + * A rate:
> + * (rx_status->flag & RX_FLAG_HT) = 0,
> + * DESC92_RATE6M-->DESC92_RATE54M ==> idx is 0-->7,
> + *
> + * N rate:
> + * (rx_status->flag & RX_FLAG_HT) = 1,
> + * DESC92_RATEMCS0-->DESC92_RATEMCS15 ==> idx is 0-->15
> + */
> +int rtlwifi_rate_mapping(struct ieee80211_hw *hw,
> +                        bool isht, u8 desc_rate, bool first_ampdu)

first_ampdu is never used in this function, is this intentional? I see
the (later) removed functions change the default based on this, but
without much knowledge of 802.11 I can't tell whether this actually
makes sense, etc. ;-).

</review>


Jonas

2011-08-22 21:50:48

by Larry Finger

[permalink] [raw]
Subject: [PATCH 2/5] rtlwifi: rtl8192ce: Convert to use the new rate-mapping routine in rtlwifi

Signed-off-by: Larry Finger <[email protected]>
Cc: Chaoming Li <[email protected]>
---
drivers/net/wireless/rtlwifi/rtl8192ce/sw.c | 30 ++++----
drivers/net/wireless/rtlwifi/rtl8192ce/trx.c | 116 ++------------------------
drivers/net/wireless/rtlwifi/rtl8192ce/trx.h | 8 +-
3 files changed, 27 insertions(+), 127 deletions(-)

diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c
index 373dc78..4c34c4c 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c
@@ -318,21 +318,21 @@ static struct rtl_hal_cfg rtl92ce_hal_cfg = {
.maps[RTL_IMR_ROK] = IMR_ROK,
.maps[RTL_IBSS_INT_MASKS] = (IMR_BCNINT | IMR_TBDOK | IMR_TBDER),

- .maps[RTL_RC_CCK_RATE1M] = DESC92C_RATE1M,
- .maps[RTL_RC_CCK_RATE2M] = DESC92C_RATE2M,
- .maps[RTL_RC_CCK_RATE5_5M] = DESC92C_RATE5_5M,
- .maps[RTL_RC_CCK_RATE11M] = DESC92C_RATE11M,
- .maps[RTL_RC_OFDM_RATE6M] = DESC92C_RATE6M,
- .maps[RTL_RC_OFDM_RATE9M] = DESC92C_RATE9M,
- .maps[RTL_RC_OFDM_RATE12M] = DESC92C_RATE12M,
- .maps[RTL_RC_OFDM_RATE18M] = DESC92C_RATE18M,
- .maps[RTL_RC_OFDM_RATE24M] = DESC92C_RATE24M,
- .maps[RTL_RC_OFDM_RATE36M] = DESC92C_RATE36M,
- .maps[RTL_RC_OFDM_RATE48M] = DESC92C_RATE48M,
- .maps[RTL_RC_OFDM_RATE54M] = DESC92C_RATE54M,
-
- .maps[RTL_RC_HT_RATEMCS7] = DESC92C_RATEMCS7,
- .maps[RTL_RC_HT_RATEMCS15] = DESC92C_RATEMCS15,
+ .maps[RTL_RC_CCK_RATE1M] = DESC92_RATE1M,
+ .maps[RTL_RC_CCK_RATE2M] = DESC92_RATE2M,
+ .maps[RTL_RC_CCK_RATE5_5M] = DESC92_RATE5_5M,
+ .maps[RTL_RC_CCK_RATE11M] = DESC92_RATE11M,
+ .maps[RTL_RC_OFDM_RATE6M] = DESC92_RATE6M,
+ .maps[RTL_RC_OFDM_RATE9M] = DESC92_RATE9M,
+ .maps[RTL_RC_OFDM_RATE12M] = DESC92_RATE12M,
+ .maps[RTL_RC_OFDM_RATE18M] = DESC92_RATE18M,
+ .maps[RTL_RC_OFDM_RATE24M] = DESC92_RATE24M,
+ .maps[RTL_RC_OFDM_RATE36M] = DESC92_RATE36M,
+ .maps[RTL_RC_OFDM_RATE48M] = DESC92_RATE48M,
+ .maps[RTL_RC_OFDM_RATE54M] = DESC92_RATE54M,
+
+ .maps[RTL_RC_HT_RATEMCS7] = DESC92_RATEMCS7,
+ .maps[RTL_RC_HT_RATEMCS15] = DESC92_RATEMCS15,
};

DEFINE_PCI_DEVICE_TABLE(rtl92ce_pci_ids) = {
diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c
index 230bbe9..4fb5ae2 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c
@@ -48,104 +48,6 @@ static u8 _rtl92ce_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue)
return skb->priority;
}

-static int _rtl92ce_rate_mapping(bool isht, u8 desc_rate, bool first_ampdu)
-{
- int rate_idx;
-
- if (first_ampdu) {
- if (false == isht) {
- switch (desc_rate) {
- case DESC92C_RATE1M:
- rate_idx = 0;
- break;
- case DESC92C_RATE2M:
- rate_idx = 1;
- break;
- case DESC92C_RATE5_5M:
- rate_idx = 2;
- break;
- case DESC92C_RATE11M:
- rate_idx = 3;
- break;
- case DESC92C_RATE6M:
- rate_idx = 4;
- break;
- case DESC92C_RATE9M:
- rate_idx = 5;
- break;
- case DESC92C_RATE12M:
- rate_idx = 6;
- break;
- case DESC92C_RATE18M:
- rate_idx = 7;
- break;
- case DESC92C_RATE24M:
- rate_idx = 8;
- break;
- case DESC92C_RATE36M:
- rate_idx = 9;
- break;
- case DESC92C_RATE48M:
- rate_idx = 10;
- break;
- case DESC92C_RATE54M:
- rate_idx = 11;
- break;
- default:
- rate_idx = 0;
- break;
- }
- } else {
- rate_idx = 11;
- }
-
- return rate_idx;
- }
-
- switch (desc_rate) {
- case DESC92C_RATE1M:
- rate_idx = 0;
- break;
- case DESC92C_RATE2M:
- rate_idx = 1;
- break;
- case DESC92C_RATE5_5M:
- rate_idx = 2;
- break;
- case DESC92C_RATE11M:
- rate_idx = 3;
- break;
- case DESC92C_RATE6M:
- rate_idx = 4;
- break;
- case DESC92C_RATE9M:
- rate_idx = 5;
- break;
- case DESC92C_RATE12M:
- rate_idx = 6;
- break;
- case DESC92C_RATE18M:
- rate_idx = 7;
- break;
- case DESC92C_RATE24M:
- rate_idx = 8;
- break;
- case DESC92C_RATE36M:
- rate_idx = 9;
- break;
- case DESC92C_RATE48M:
- rate_idx = 10;
- break;
- case DESC92C_RATE54M:
- rate_idx = 11;
- break;
- default:
- rate_idx = 11;
- break;
- }
- return rate_idx;
-}
-
static u8 _rtl92c_query_rxpwrpercentage(char antpower)
{
if ((antpower <= -100) || (antpower >= 20))
@@ -336,8 +238,8 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw,
pstats->rxpower = rx_pwr_all;
pstats->recvsignalpower = rx_pwr_all;

- if (pdesc->rxht && pdesc->rxmcs >= DESC92C_RATEMCS8 &&
- pdesc->rxmcs <= DESC92C_RATEMCS15)
+ if (pdesc->rxht && pdesc->rxmcs >= DESC92_RATEMCS8 &&
+ pdesc->rxmcs <= DESC92_RATEMCS15)
max_spatial_stream = 2;
else
max_spatial_stream = 1;
@@ -670,12 +572,10 @@ bool rtl92ce_rx_query_desc(struct ieee80211_hw *hw,
if (stats->decrypted)
rx_status->flag |= RX_FLAG_DECRYPTED;

- rx_status->rate_idx = _rtl92ce_rate_mapping((bool)
- GET_RX_DESC_RXHT(pdesc),
- (u8)
- GET_RX_DESC_RXMCS(pdesc),
- (bool)
- GET_RX_DESC_PAGGR(pdesc));
+ rx_status->rate_idx = rtlwifi_rate_mapping(hw,
+ (bool)GET_RX_DESC_RXHT(pdesc),
+ (u8)GET_RX_DESC_RXMCS(pdesc),
+ (bool)GET_RX_DESC_PAGGR(pdesc));

rx_status->mactime = GET_RX_DESC_TSFL(pdesc);
if (phystatus) {
@@ -768,7 +668,7 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw,
SET_TX_DESC_RTS_BW(pdesc, 0);
SET_TX_DESC_RTS_SC(pdesc, tcb_desc->rts_sc);
SET_TX_DESC_RTS_SHORT(pdesc,
- ((tcb_desc->rts_rate <= DESC92C_RATE54M) ?
+ ((tcb_desc->rts_rate <= DESC92_RATE54M) ?
(tcb_desc->rts_use_shortpreamble ? 1 : 0)
: (tcb_desc->rts_use_shortgi ? 1 : 0)));

@@ -886,7 +786,7 @@ void rtl92ce_tx_fill_cmddesc(struct ieee80211_hw *hw,
if (firstseg)
SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);

- SET_TX_DESC_TX_RATE(pdesc, DESC92C_RATE1M);
+ SET_TX_DESC_TX_RATE(pdesc, DESC92_RATE1M);

SET_TX_DESC_SEQ(pdesc, 0);

diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
index 0f11771..81ae642 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
+++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.h
@@ -538,10 +538,10 @@ do { \
} while (0);

#define RX_HAL_IS_CCK_RATE(_pdesc)\
- (_pdesc->rxmcs == DESC92C_RATE1M || \
- _pdesc->rxmcs == DESC92C_RATE2M || \
- _pdesc->rxmcs == DESC92C_RATE5_5M || \
- _pdesc->rxmcs == DESC92C_RATE11M)
+ (_pdesc->rxmcs == DESC92_RATE1M || \
+ _pdesc->rxmcs == DESC92_RATE2M || \
+ _pdesc->rxmcs == DESC92_RATE5_5M || \
+ _pdesc->rxmcs == DESC92_RATE11M)

struct rx_fwinfo_92c {
u8 gain_trsw[4];
--
1.7.3.4


2011-08-22 21:50:52

by Larry Finger

[permalink] [raw]
Subject: [PATCH 5/5] rtlwifi: rtl8192de: Convert to use the new rate-mapping routine in rtlwifi

This patch also deletes the now unused parts of rtl8192de/def.h.

Signed-off-by: Larry Finger <[email protected]>
Cc: Chaoming Li <[email protected]>
---
drivers/net/wireless/rtlwifi/rtl8192de/def.h | 35 --------
drivers/net/wireless/rtlwifi/rtl8192de/sw.c | 30 +++---
drivers/net/wireless/rtlwifi/rtl8192de/trx.c | 121 +++-----------------------
drivers/net/wireless/rtlwifi/rtl8192de/trx.h | 8 +-
4 files changed, 33 insertions(+), 161 deletions(-)

diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/def.h b/drivers/net/wireless/rtlwifi/rtl8192de/def.h
index f0f5f9b..aff7e19 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192de/def.h
+++ b/drivers/net/wireless/rtlwifi/rtl8192de/def.h
@@ -193,41 +193,6 @@ enum rtl_desc_qsel {
QSLT_CMD = 0x13,
};

-enum rtl_desc92d_rate {
- DESC92D_RATE1M = 0x00,
- DESC92D_RATE2M = 0x01,
- DESC92D_RATE5_5M = 0x02,
- DESC92D_RATE11M = 0x03,
-
- DESC92D_RATE6M = 0x04,
- DESC92D_RATE9M = 0x05,
- DESC92D_RATE12M = 0x06,
- DESC92D_RATE18M = 0x07,
- DESC92D_RATE24M = 0x08,
- DESC92D_RATE36M = 0x09,
- DESC92D_RATE48M = 0x0a,
- DESC92D_RATE54M = 0x0b,
-
- DESC92D_RATEMCS0 = 0x0c,
- DESC92D_RATEMCS1 = 0x0d,
- DESC92D_RATEMCS2 = 0x0e,
- DESC92D_RATEMCS3 = 0x0f,
- DESC92D_RATEMCS4 = 0x10,
- DESC92D_RATEMCS5 = 0x11,
- DESC92D_RATEMCS6 = 0x12,
- DESC92D_RATEMCS7 = 0x13,
- DESC92D_RATEMCS8 = 0x14,
- DESC92D_RATEMCS9 = 0x15,
- DESC92D_RATEMCS10 = 0x16,
- DESC92D_RATEMCS11 = 0x17,
- DESC92D_RATEMCS12 = 0x18,
- DESC92D_RATEMCS13 = 0x19,
- DESC92D_RATEMCS14 = 0x1a,
- DESC92D_RATEMCS15 = 0x1b,
- DESC92D_RATEMCS15_SG = 0x1c,
- DESC92D_RATEMCS32 = 0x20,
-};
-
enum channel_plan {
CHPL_FCC = 0,
CHPL_IC = 1,
diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/sw.c b/drivers/net/wireless/rtlwifi/rtl8192de/sw.c
index 351765d..f6419b7 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192de/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192de/sw.c
@@ -340,21 +340,21 @@ static struct rtl_hal_cfg rtl92de_hal_cfg = {
.maps[RTL_IMR_ROK] = IMR_ROK,
.maps[RTL_IBSS_INT_MASKS] = (IMR_BcnInt | IMR_TBDOK | IMR_TBDER),

- .maps[RTL_RC_CCK_RATE1M] = DESC92D_RATE1M,
- .maps[RTL_RC_CCK_RATE2M] = DESC92D_RATE2M,
- .maps[RTL_RC_CCK_RATE5_5M] = DESC92D_RATE5_5M,
- .maps[RTL_RC_CCK_RATE11M] = DESC92D_RATE11M,
- .maps[RTL_RC_OFDM_RATE6M] = DESC92D_RATE6M,
- .maps[RTL_RC_OFDM_RATE9M] = DESC92D_RATE9M,
- .maps[RTL_RC_OFDM_RATE12M] = DESC92D_RATE12M,
- .maps[RTL_RC_OFDM_RATE18M] = DESC92D_RATE18M,
- .maps[RTL_RC_OFDM_RATE24M] = DESC92D_RATE24M,
- .maps[RTL_RC_OFDM_RATE36M] = DESC92D_RATE36M,
- .maps[RTL_RC_OFDM_RATE48M] = DESC92D_RATE48M,
- .maps[RTL_RC_OFDM_RATE54M] = DESC92D_RATE54M,
-
- .maps[RTL_RC_HT_RATEMCS7] = DESC92D_RATEMCS7,
- .maps[RTL_RC_HT_RATEMCS15] = DESC92D_RATEMCS15,
+ .maps[RTL_RC_CCK_RATE1M] = DESC92_RATE1M,
+ .maps[RTL_RC_CCK_RATE2M] = DESC92_RATE2M,
+ .maps[RTL_RC_CCK_RATE5_5M] = DESC92_RATE5_5M,
+ .maps[RTL_RC_CCK_RATE11M] = DESC92_RATE11M,
+ .maps[RTL_RC_OFDM_RATE6M] = DESC92_RATE6M,
+ .maps[RTL_RC_OFDM_RATE9M] = DESC92_RATE9M,
+ .maps[RTL_RC_OFDM_RATE12M] = DESC92_RATE12M,
+ .maps[RTL_RC_OFDM_RATE18M] = DESC92_RATE18M,
+ .maps[RTL_RC_OFDM_RATE24M] = DESC92_RATE24M,
+ .maps[RTL_RC_OFDM_RATE36M] = DESC92_RATE36M,
+ .maps[RTL_RC_OFDM_RATE48M] = DESC92_RATE48M,
+ .maps[RTL_RC_OFDM_RATE54M] = DESC92_RATE54M,
+
+ .maps[RTL_RC_HT_RATEMCS7] = DESC92_RATEMCS7,
+ .maps[RTL_RC_HT_RATEMCS15] = DESC92_RATEMCS15,
};

static struct pci_device_id rtl92de_pci_ids[] __devinitdata = {
diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/trx.c b/drivers/net/wireless/rtlwifi/rtl8192de/trx.c
index dc86fcb..3637c0c 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192de/trx.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192de/trx.c
@@ -48,99 +48,6 @@ static u8 _rtl92de_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue)
return skb->priority;
}

-static int _rtl92de_rate_mapping(bool isht, u8 desc_rate)
-{
- int rate_idx;
-
- if (false == isht) {
- switch (desc_rate) {
- case DESC92D_RATE1M:
- rate_idx = 0;
- break;
- case DESC92D_RATE2M:
- rate_idx = 1;
- break;
- case DESC92D_RATE5_5M:
- rate_idx = 2;
- break;
- case DESC92D_RATE11M:
- rate_idx = 3;
- break;
- case DESC92D_RATE6M:
- rate_idx = 4;
- break;
- case DESC92D_RATE9M:
- rate_idx = 5;
- break;
- case DESC92D_RATE12M:
- rate_idx = 6;
- break;
- case DESC92D_RATE18M:
- rate_idx = 7;
- break;
- case DESC92D_RATE24M:
- rate_idx = 8;
- break;
- case DESC92D_RATE36M:
- rate_idx = 9;
- break;
- case DESC92D_RATE48M:
- rate_idx = 10;
- break;
- case DESC92D_RATE54M:
- rate_idx = 11;
- break;
- default:
- rate_idx = 0;
- break;
- }
- return rate_idx;
- } else {
- switch (desc_rate) {
- case DESC92D_RATE1M:
- rate_idx = 0;
- break;
- case DESC92D_RATE2M:
- rate_idx = 1;
- break;
- case DESC92D_RATE5_5M:
- rate_idx = 2;
- break;
- case DESC92D_RATE11M:
- rate_idx = 3;
- break;
- case DESC92D_RATE6M:
- rate_idx = 4;
- break;
- case DESC92D_RATE9M:
- rate_idx = 5;
- break;
- case DESC92D_RATE12M:
- rate_idx = 6;
- break;
- case DESC92D_RATE18M:
- rate_idx = 7;
- break;
- case DESC92D_RATE24M:
- rate_idx = 8;
- break;
- case DESC92D_RATE36M:
- rate_idx = 9;
- break;
- case DESC92D_RATE48M:
- rate_idx = 10;
- break;
- case DESC92D_RATE54M:
- rate_idx = 11;
- break;
- default:
- rate_idx = 11;
- break;
- }
- return rate_idx;
- }
-}
-
static u8 _rtl92d_query_rxpwrpercentage(char antpower)
{
if ((antpower <= -100) || (antpower >= 20))
@@ -328,8 +235,8 @@ static void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw,
pstats->rx_pwdb_all = pwdb_all;
pstats->rxpower = rx_pwr_all;
pstats->recvsignalpower = rx_pwr_all;
- if (pdesc->rxht && pdesc->rxmcs >= DESC92D_RATEMCS8 &&
- pdesc->rxmcs <= DESC92D_RATEMCS15)
+ if (pdesc->rxht && pdesc->rxmcs >= DESC92_RATEMCS8 &&
+ pdesc->rxmcs <= DESC92_RATEMCS15)
max_spatial_stream = 2;
else
max_spatial_stream = 1;
@@ -609,10 +516,10 @@ bool rtl92de_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats,
rx_status->flag |= RX_FLAG_MACTIME_MPDU;
if (stats->decrypted)
rx_status->flag |= RX_FLAG_DECRYPTED;
- rx_status->rate_idx = _rtl92de_rate_mapping((bool)
- GET_RX_DESC_RXHT(pdesc),
- (u8)
- GET_RX_DESC_RXMCS(pdesc));
+ rx_status->rate_idx = rtlwifi_rate_mapping(hw,
+ (bool)GET_RX_DESC_RXHT(pdesc),
+ (u8)GET_RX_DESC_RXMCS(pdesc),
+ (bool)GET_RX_DESC_PAGGR(pdesc));
rx_status->mactime = GET_RX_DESC_TSFL(pdesc);
if (phystatus) {
p_drvinfo = (struct rx_fwinfo_92d *)(skb->data +
@@ -705,14 +612,14 @@ void rtl92de_tx_fill_desc(struct ieee80211_hw *hw,
}
/* 5G have no CCK rate */
if (rtlhal->current_bandtype == BAND_ON_5G)
- if (ptcb_desc->hw_rate < DESC92D_RATE6M)
- ptcb_desc->hw_rate = DESC92D_RATE6M;
+ if (ptcb_desc->hw_rate < DESC92_RATE6M)
+ ptcb_desc->hw_rate = DESC92_RATE6M;
SET_TX_DESC_TX_RATE(pdesc, ptcb_desc->hw_rate);
if (ptcb_desc->use_shortgi || ptcb_desc->use_shortpreamble)
SET_TX_DESC_DATA_SHORTGI(pdesc, 1);

if (rtlhal->macphymode == DUALMAC_DUALPHY &&
- ptcb_desc->hw_rate == DESC92D_RATEMCS7)
+ ptcb_desc->hw_rate == DESC92_RATEMCS7)
SET_TX_DESC_DATA_SHORTGI(pdesc, 1);

if (info->flags & IEEE80211_TX_CTL_AMPDU) {
@@ -728,13 +635,13 @@ void rtl92de_tx_fill_desc(struct ieee80211_hw *hw,
SET_TX_DESC_RTS_STBC(pdesc, ((ptcb_desc->rts_stbc) ? 1 : 0));
/* 5G have no CCK rate */
if (rtlhal->current_bandtype == BAND_ON_5G)
- if (ptcb_desc->rts_rate < DESC92D_RATE6M)
- ptcb_desc->rts_rate = DESC92D_RATE6M;
+ if (ptcb_desc->rts_rate < DESC92_RATE6M)
+ ptcb_desc->rts_rate = DESC92_RATE6M;
SET_TX_DESC_RTS_RATE(pdesc, ptcb_desc->rts_rate);
SET_TX_DESC_RTS_BW(pdesc, 0);
SET_TX_DESC_RTS_SC(pdesc, ptcb_desc->rts_sc);
SET_TX_DESC_RTS_SHORT(pdesc, ((ptcb_desc->rts_rate <=
- DESC92D_RATE54M) ?
+ DESC92_RATE54M) ?
(ptcb_desc->rts_use_shortpreamble ? 1 : 0) :
(ptcb_desc->rts_use_shortgi ? 1 : 0)));
if (bw_40) {
@@ -844,9 +751,9 @@ void rtl92de_tx_fill_cmddesc(struct ieee80211_hw *hw,
* The braces are needed no matter what checkpatch says
*/
if (rtlhal->current_bandtype == BAND_ON_5G) {
- SET_TX_DESC_TX_RATE(pdesc, DESC92D_RATE6M);
+ SET_TX_DESC_TX_RATE(pdesc, DESC92_RATE6M);
} else {
- SET_TX_DESC_TX_RATE(pdesc, DESC92D_RATE1M);
+ SET_TX_DESC_TX_RATE(pdesc, DESC92_RATE1M);
}
SET_TX_DESC_SEQ(pdesc, 0);
SET_TX_DESC_LINIP(pdesc, 0);
diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/trx.h b/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
index 992d676..6c22368 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
+++ b/drivers/net/wireless/rtlwifi/rtl8192de/trx.h
@@ -538,10 +538,10 @@ do { \
} while (0);

#define RX_HAL_IS_CCK_RATE(_pdesc)\
- (_pdesc->rxmcs == DESC92D_RATE1M || \
- _pdesc->rxmcs == DESC92D_RATE2M || \
- _pdesc->rxmcs == DESC92D_RATE5_5M || \
- _pdesc->rxmcs == DESC92D_RATE11M)
+ (_pdesc->rxmcs == DESC92_RATE1M || \
+ _pdesc->rxmcs == DESC92_RATE2M || \
+ _pdesc->rxmcs == DESC92_RATE5_5M || \
+ _pdesc->rxmcs == DESC92_RATE11M)

/* For 92D early mode */
#define SET_EARLYMODE_PKTNUM(__paddr, __value) \
--
1.7.3.4


2011-08-24 02:30:16

by Johannes Berg

[permalink] [raw]
Subject: Re: [RFC] mac80211: Adhoc WPA-NONE packets lost by mac80211

On Tue, 2011-08-23 at 17:58 +0800, 李朝明 wrote:
>
> ==============================================================
> /*
> * RSNA-protected unicast frames should always be
> * sent with pairwise or station-to-station keys,
> * but for WEP we allow using a key index as well.
> */
> if (rx->key &&
> rx->key->conf.cipher != WLAN_CIPHER_SUITE_WEP40 &&
> rx->key->conf.cipher != WLAN_CIPHER_SUITE_WEP104 &&
> !is_multicast_ether_addr(hdr->addr1))
> rx->key = NULL;
> ==============================================================
>
> because not only WEP, but IBSS WPA-NONE will also use Group for both
> receiving
> and sending unicast and multicast packets.
>
> So I want to ask, why we can't receive WPA-NONE packets here ? Will
> WPA-NONE
> packets cause other issues ?

Well, we'd have to make this depend on WPA-NONE somehow I think.

Do you have to support WPA-NONE or would you be happy with proper RSN
IBSS, which you can implement now?

johannes


2011-08-23 09:59:12

by 李朝明

[permalink] [raw]
Subject: [RFC] mac80211: Adhoc WPA-NONE packets lost by mac80211


Dear John:

Recently I test IBSS WPA-NONE use rtlwifi driver, it can link
successfully, but can not ping.
And I found that receive packet from other non-mac80211 peer have
been decryped by rtlwifi hardware like RTL8188CE, but
these packets will be discard by follwing code in
ieee80211_rx_h_decrypt:

==============================================================
/*
* RSNA-protected unicast frames should always be
* sent with pairwise or station-to-station keys,
* but for WEP we allow using a key index as well.
*/
if (rx->key &&
rx->key->conf.cipher != WLAN_CIPHER_SUITE_WEP40 &&
rx->key->conf.cipher != WLAN_CIPHER_SUITE_WEP104 &&
!is_multicast_ether_addr(hdr->addr1))
rx->key = NULL;
==============================================================

because not only WEP, but IBSS WPA-NONE will also use Group for both
receiving
and sending unicast and multicast packets.

So I want to ask, why we can't receive WPA-NONE packets here ? Will
WPA-NONE
packets cause other issues ?

Thank you for your help.

Best Regards!
chaoming_li


2011-08-23 14:50:03

by Larry Finger

[permalink] [raw]
Subject: Re: [PATCH 1/5] rtlwifi: Install updated rate-mapping routine

On 08/23/2011 06:12 AM, Jonas Gorski wrote:
> Hi,
>
> On 22 August 2011 23:50, Larry Finger<[email protected]> wrote:
>> +int rtlwifi_rate_mapping(struct ieee80211_hw *hw,
>> + bool isht, u8 desc_rate, bool first_ampdu)
>
> first_ampdu is never used in this function, is this intentional? I see
> the (later) removed functions change the default based on this, but
> without much knowledge of 802.11 I can't tell whether this actually
> makes sense, etc. ;-).

Good catch. When the routine was rewritten, that need for that boolean was
eliminated, but neither Realtek nor I realized that we now have an unused
argument. That is essentially a forest/trees problem. I will fix it.

Larry

2011-08-22 21:50:50

by Larry Finger

[permalink] [raw]
Subject: [PATCH 3/5] rtlwifi: rtl8192cu: Convert to use the new rate-mapping routine in rtlwifi

This patch also removes the now unused code from rtl8192ce/def.h.

Signed-off-by: Larry Finger <[email protected]>
Cc: Chaoming Li <[email protected]>
---
drivers/net/wireless/rtlwifi/rtl8192ce/def.h | 139 --------------------------
drivers/net/wireless/rtlwifi/rtl8192cu/mac.c | 4 +-
drivers/net/wireless/rtlwifi/rtl8192cu/mac.h | 8 +-
drivers/net/wireless/rtlwifi/rtl8192cu/rf.c | 2 +-
drivers/net/wireless/rtlwifi/rtl8192cu/sw.c | 28 +++---
drivers/net/wireless/rtlwifi/rtl8192cu/trx.c | 23 ++--
6 files changed, 32 insertions(+), 172 deletions(-)

diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/def.h b/drivers/net/wireless/rtlwifi/rtl8192ce/def.h
index 35ff7df..11f4319 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192ce/def.h
+++ b/drivers/net/wireless/rtlwifi/rtl8192ce/def.h
@@ -220,41 +220,6 @@ enum rtl_desc_qsel {
QSLT_CMD = 0x13,
};

-enum rtl_desc92c_rate {
- DESC92C_RATE1M = 0x00,
- DESC92C_RATE2M = 0x01,
- DESC92C_RATE5_5M = 0x02,
- DESC92C_RATE11M = 0x03,
-
- DESC92C_RATE6M = 0x04,
- DESC92C_RATE9M = 0x05,
- DESC92C_RATE12M = 0x06,
- DESC92C_RATE18M = 0x07,
- DESC92C_RATE24M = 0x08,
- DESC92C_RATE36M = 0x09,
- DESC92C_RATE48M = 0x0a,
- DESC92C_RATE54M = 0x0b,
-
- DESC92C_RATEMCS0 = 0x0c,
- DESC92C_RATEMCS1 = 0x0d,
- DESC92C_RATEMCS2 = 0x0e,
- DESC92C_RATEMCS3 = 0x0f,
- DESC92C_RATEMCS4 = 0x10,
- DESC92C_RATEMCS5 = 0x11,
- DESC92C_RATEMCS6 = 0x12,
- DESC92C_RATEMCS7 = 0x13,
- DESC92C_RATEMCS8 = 0x14,
- DESC92C_RATEMCS9 = 0x15,
- DESC92C_RATEMCS10 = 0x16,
- DESC92C_RATEMCS11 = 0x17,
- DESC92C_RATEMCS12 = 0x18,
- DESC92C_RATEMCS13 = 0x19,
- DESC92C_RATEMCS14 = 0x1a,
- DESC92C_RATEMCS15 = 0x1b,
- DESC92C_RATEMCS15_SG = 0x1c,
- DESC92C_RATEMCS32 = 0x20,
-};
-
struct phy_sts_cck_8192s_t {
u8 adc_pwdb_X[4];
u8 sq_rpt;
@@ -267,108 +232,4 @@ struct h2c_cmd_8192c {
u8 *p_cmdbuffer;
};

-/* NOTE: reference to rtl8192c_rates struct */
-static inline int _rtl92c_rate_mapping(struct ieee80211_hw *hw, bool isHT,
- u8 desc_rate, bool first_ampdu)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- int rate_idx = 0;
-
- if (first_ampdu) {
- if (false == isHT) {
- switch (desc_rate) {
- case DESC92C_RATE1M:
- rate_idx = 0;
- break;
- case DESC92C_RATE2M:
- rate_idx = 1;
- break;
- case DESC92C_RATE5_5M:
- rate_idx = 2;
- break;
- case DESC92C_RATE11M:
- rate_idx = 3;
- break;
- case DESC92C_RATE6M:
- rate_idx = 4;
- break;
- case DESC92C_RATE9M:
- rate_idx = 5;
- break;
- case DESC92C_RATE12M:
- rate_idx = 6;
- break;
- case DESC92C_RATE18M:
- rate_idx = 7;
- break;
- case DESC92C_RATE24M:
- rate_idx = 8;
- break;
- case DESC92C_RATE36M:
- rate_idx = 9;
- break;
- case DESC92C_RATE48M:
- rate_idx = 10;
- break;
- case DESC92C_RATE54M:
- rate_idx = 11;
- break;
- default:
- RT_TRACE(rtlpriv, COMP_ERR, DBG_DMESG,
- ("Rate %d is not support, set to "
- "1M rate.\n", desc_rate));
- rate_idx = 0;
- break;
- }
- } else {
- rate_idx = 11;
- }
- return rate_idx;
- }
- switch (desc_rate) {
- case DESC92C_RATE1M:
- rate_idx = 0;
- break;
- case DESC92C_RATE2M:
- rate_idx = 1;
- break;
- case DESC92C_RATE5_5M:
- rate_idx = 2;
- break;
- case DESC92C_RATE11M:
- rate_idx = 3;
- break;
- case DESC92C_RATE6M:
- rate_idx = 4;
- break;
- case DESC92C_RATE9M:
- rate_idx = 5;
- break;
- case DESC92C_RATE12M:
- rate_idx = 6;
- break;
- case DESC92C_RATE18M:
- rate_idx = 7;
- break;
- case DESC92C_RATE24M:
- rate_idx = 8;
- break;
- case DESC92C_RATE36M:
- rate_idx = 9;
- break;
- case DESC92C_RATE48M:
- rate_idx = 10;
- break;
- case DESC92C_RATE54M:
- rate_idx = 11;
- break;
- /* TODO: How to mapping MCS rate? */
- /* NOTE: referenc to __ieee80211_rx */
- default:
- rate_idx = 11;
- break;
- }
- return rate_idx;
-}
-
#endif
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/mac.c b/drivers/net/wireless/rtlwifi/rtl8192cu/mac.c
index 194fc69..060a06f 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/mac.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/mac.c
@@ -892,8 +892,8 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw,
pstats->rxpower = rx_pwr_all;
pstats->recvsignalpower = rx_pwr_all;
if (GET_RX_DESC_RX_MCS(pdesc) &&
- GET_RX_DESC_RX_MCS(pdesc) >= DESC92C_RATEMCS8 &&
- GET_RX_DESC_RX_MCS(pdesc) <= DESC92C_RATEMCS15)
+ GET_RX_DESC_RX_MCS(pdesc) >= DESC92_RATEMCS8 &&
+ GET_RX_DESC_RX_MCS(pdesc) <= DESC92_RATEMCS15)
max_spatial_stream = 2;
else
max_spatial_stream = 1;
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/mac.h b/drivers/net/wireless/rtlwifi/rtl8192cu/mac.h
index 298fdb7..35529f7 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/mac.h
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/mac.h
@@ -88,10 +88,10 @@ void rtl92c_set_data_filter(struct ieee80211_hw *hw, u16 filter);
u32 rtl92c_get_txdma_status(struct ieee80211_hw *hw);

#define RX_HAL_IS_CCK_RATE(_pdesc)\
- (GET_RX_DESC_RX_MCS(_pdesc) == DESC92C_RATE1M ||\
- GET_RX_DESC_RX_MCS(_pdesc) == DESC92C_RATE2M ||\
- GET_RX_DESC_RX_MCS(_pdesc) == DESC92C_RATE5_5M ||\
- GET_RX_DESC_RX_MCS(_pdesc) == DESC92C_RATE11M)
+ (GET_RX_DESC_RX_MCS(_pdesc) == DESC92_RATE1M ||\
+ GET_RX_DESC_RX_MCS(_pdesc) == DESC92_RATE2M ||\
+ GET_RX_DESC_RX_MCS(_pdesc) == DESC92_RATE5_5M ||\
+ GET_RX_DESC_RX_MCS(_pdesc) == DESC92_RATE11M)

struct rx_fwinfo_92c {
u8 gain_trsw[4];
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/rf.c b/drivers/net/wireless/rtlwifi/rtl8192cu/rf.c
index 17a8e96..1e851aa 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/rf.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/rf.c
@@ -104,7 +104,7 @@ void rtl92cu_phy_rf6052_set_cck_txpower(struct ieee80211_hw *hw,
tx_agc[RF90_PATH_A] = 0x10101010;
tx_agc[RF90_PATH_B] = 0x10101010;
} else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
- TXHIGHPWRLEVEL_LEVEL2) {
+ TXHIGHPWRLEVEL_LEVEL1) {
tx_agc[RF90_PATH_A] = 0x00000000;
tx_agc[RF90_PATH_B] = 0x00000000;
} else{
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
index ef63c0d..424b8a0 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
@@ -241,20 +241,20 @@ static struct rtl_hal_cfg rtl92cu_hal_cfg = {
.maps[RTL_IMR_ROK] = IMR_ROK,
.maps[RTL_IBSS_INT_MASKS] = (IMR_BCNINT | IMR_TBDOK | IMR_TBDER),

- .maps[RTL_RC_CCK_RATE1M] = DESC92C_RATE1M,
- .maps[RTL_RC_CCK_RATE2M] = DESC92C_RATE2M,
- .maps[RTL_RC_CCK_RATE5_5M] = DESC92C_RATE5_5M,
- .maps[RTL_RC_CCK_RATE11M] = DESC92C_RATE11M,
- .maps[RTL_RC_OFDM_RATE6M] = DESC92C_RATE6M,
- .maps[RTL_RC_OFDM_RATE9M] = DESC92C_RATE9M,
- .maps[RTL_RC_OFDM_RATE12M] = DESC92C_RATE12M,
- .maps[RTL_RC_OFDM_RATE18M] = DESC92C_RATE18M,
- .maps[RTL_RC_OFDM_RATE24M] = DESC92C_RATE24M,
- .maps[RTL_RC_OFDM_RATE36M] = DESC92C_RATE36M,
- .maps[RTL_RC_OFDM_RATE48M] = DESC92C_RATE48M,
- .maps[RTL_RC_OFDM_RATE54M] = DESC92C_RATE54M,
- .maps[RTL_RC_HT_RATEMCS7] = DESC92C_RATEMCS7,
- .maps[RTL_RC_HT_RATEMCS15] = DESC92C_RATEMCS15,
+ .maps[RTL_RC_CCK_RATE1M] = DESC92_RATE1M,
+ .maps[RTL_RC_CCK_RATE2M] = DESC92_RATE2M,
+ .maps[RTL_RC_CCK_RATE5_5M] = DESC92_RATE5_5M,
+ .maps[RTL_RC_CCK_RATE11M] = DESC92_RATE11M,
+ .maps[RTL_RC_OFDM_RATE6M] = DESC92_RATE6M,
+ .maps[RTL_RC_OFDM_RATE9M] = DESC92_RATE9M,
+ .maps[RTL_RC_OFDM_RATE12M] = DESC92_RATE12M,
+ .maps[RTL_RC_OFDM_RATE18M] = DESC92_RATE18M,
+ .maps[RTL_RC_OFDM_RATE24M] = DESC92_RATE24M,
+ .maps[RTL_RC_OFDM_RATE36M] = DESC92_RATE36M,
+ .maps[RTL_RC_OFDM_RATE48M] = DESC92_RATE48M,
+ .maps[RTL_RC_OFDM_RATE54M] = DESC92_RATE54M,
+ .maps[RTL_RC_HT_RATEMCS7] = DESC92_RATEMCS7,
+ .maps[RTL_RC_HT_RATEMCS15] = DESC92_RATEMCS15,
};

#define USB_VENDER_ID_REALTEK 0x0bda
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c b/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
index 906e7aa..c416114 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
@@ -337,10 +337,10 @@ bool rtl92cu_rx_query_desc(struct ieee80211_hw *hw,
rx_status->flag |= RX_FLAG_MACTIME_MPDU;
if (stats->decrypted)
rx_status->flag |= RX_FLAG_DECRYPTED;
- rx_status->rate_idx = _rtl92c_rate_mapping(hw,
- (bool)GET_RX_DESC_RX_HT(pdesc),
- (u8)GET_RX_DESC_RX_MCS(pdesc),
- (bool)GET_RX_DESC_PAGGR(pdesc));
+ rx_status->rate_idx = rtlwifi_rate_mapping(hw,
+ (bool)GET_RX_DESC_RX_HT(pdesc),
+ (u8)GET_RX_DESC_RX_MCS(pdesc),
+ (bool)GET_RX_DESC_PAGGR(pdesc));
rx_status->mactime = GET_RX_DESC_TSFL(pdesc);
if (phystatus) {
p_drvinfo = (struct rx_fwinfo_92c *)(pdesc + RTL_RX_DESC_SIZE);
@@ -406,11 +406,10 @@ static void _rtl_rx_process(struct ieee80211_hw *hw, struct sk_buff *skb)
if (GET_RX_DESC_RX_HT(rxdesc))
rx_status->flag |= RX_FLAG_HT;
/* Data rate */
- rx_status->rate_idx = _rtl92c_rate_mapping(hw,
- (bool)GET_RX_DESC_RX_HT(rxdesc),
- (u8)GET_RX_DESC_RX_MCS(rxdesc),
- (bool)GET_RX_DESC_PAGGR(rxdesc)
- );
+ rx_status->rate_idx = rtlwifi_rate_mapping(hw,
+ (bool)GET_RX_DESC_RX_HT(rxdesc),
+ (u8)GET_RX_DESC_RX_MCS(rxdesc),
+ (bool)GET_RX_DESC_PAGGR(rxdesc));
/* There is a phy status after this rx descriptor. */
if (GET_RX_DESC_PHY_STATUS(rxdesc)) {
p_drvinfo = (struct rx_fwinfo_92c *)(rxdesc + RTL_RX_DESC_SIZE);
@@ -545,7 +544,7 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw,
SET_TX_DESC_RTS_BW(txdesc, 0);
SET_TX_DESC_RTS_SC(txdesc, tcb_desc->rts_sc);
SET_TX_DESC_RTS_SHORT(txdesc,
- ((tcb_desc->rts_rate <= DESC92C_RATE54M) ?
+ ((tcb_desc->rts_rate <= DESC92_RATE54M) ?
(tcb_desc->rts_use_shortpreamble ? 1 : 0)
: (tcb_desc->rts_use_shortgi ? 1 : 0)));
if (mac->bw_40) {
@@ -643,7 +642,7 @@ void rtl92cu_fill_fake_txdesc(struct ieee80211_hw *hw, u8 * pDesc,
}
SET_TX_DESC_USE_RATE(pDesc, 1); /* use data rate which is set by Sw */
SET_TX_DESC_OWN(pDesc, 1);
- SET_TX_DESC_TX_RATE(pDesc, DESC92C_RATE1M);
+ SET_TX_DESC_TX_RATE(pDesc, DESC92_RATE1M);
_rtl_tx_desc_checksum(pDesc);
}

@@ -659,7 +658,7 @@ void rtl92cu_tx_fill_cmddesc(struct ieee80211_hw *hw,
memset((void *)pdesc, 0, RTL_TX_HEADER_SIZE);
if (firstseg)
SET_TX_DESC_OFFSET(pdesc, RTL_TX_HEADER_SIZE);
- SET_TX_DESC_TX_RATE(pdesc, DESC92C_RATE1M);
+ SET_TX_DESC_TX_RATE(pdesc, DESC92_RATE1M);
SET_TX_DESC_SEQ(pdesc, 0);
SET_TX_DESC_LINIP(pdesc, 0);
SET_TX_DESC_QUEUE_SEL(pdesc, fw_queue);
--
1.7.3.4


2011-08-22 21:50:51

by Larry Finger

[permalink] [raw]
Subject: [PATCH 4/5] rtlwifi: rtl8192se: Convert to use the new rate-mapping routine in rtlwifi

This patch also deletes the now unused parts of rtl8192se/def.h.

Signed-off-by: Larry Finger <[email protected]>
Cc: Chaoming Li <[email protected]>
---
drivers/net/wireless/rtlwifi/rtl8192se/def.h | 39 +-------
drivers/net/wireless/rtlwifi/rtl8192se/sw.c | 30 +++---
drivers/net/wireless/rtlwifi/rtl8192se/trx.c | 124 +++-----------------------
3 files changed, 32 insertions(+), 161 deletions(-)

diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/def.h b/drivers/net/wireless/rtlwifi/rtl8192se/def.h
index 69828f2..68204ea 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192se/def.h
+++ b/drivers/net/wireless/rtlwifi/rtl8192se/def.h
@@ -33,37 +33,6 @@
#define RX_CMD_QUEUE 1
#define RX_MAX_QUEUE 2

-#define DESC92S_RATE1M 0x00
-#define DESC92S_RATE2M 0x01
-#define DESC92S_RATE5_5M 0x02
-#define DESC92S_RATE11M 0x03
-#define DESC92S_RATE6M 0x04
-#define DESC92S_RATE9M 0x05
-#define DESC92S_RATE12M 0x06
-#define DESC92S_RATE18M 0x07
-#define DESC92S_RATE24M 0x08
-#define DESC92S_RATE36M 0x09
-#define DESC92S_RATE48M 0x0a
-#define DESC92S_RATE54M 0x0b
-#define DESC92S_RATEMCS0 0x0c
-#define DESC92S_RATEMCS1 0x0d
-#define DESC92S_RATEMCS2 0x0e
-#define DESC92S_RATEMCS3 0x0f
-#define DESC92S_RATEMCS4 0x10
-#define DESC92S_RATEMCS5 0x11
-#define DESC92S_RATEMCS6 0x12
-#define DESC92S_RATEMCS7 0x13
-#define DESC92S_RATEMCS8 0x14
-#define DESC92S_RATEMCS9 0x15
-#define DESC92S_RATEMCS10 0x16
-#define DESC92S_RATEMCS11 0x17
-#define DESC92S_RATEMCS12 0x18
-#define DESC92S_RATEMCS13 0x19
-#define DESC92S_RATEMCS14 0x1a
-#define DESC92S_RATEMCS15 0x1b
-#define DESC92S_RATEMCS15_SG 0x1c
-#define DESC92S_RATEMCS32 0x20
-
#define SHORT_SLOT_TIME 9
#define NON_SHORT_SLOT_TIME 20

@@ -491,10 +460,10 @@ do { \
SET_BITS_OFFSET_LE(__pdesc + 24, 0, 32, __val)

#define RX_HAL_IS_CCK_RATE(_pdesc)\
- (GET_RX_STATUS_DESC_RX_MCS(_pdesc) == DESC92S_RATE1M || \
- GET_RX_STATUS_DESC_RX_MCS(_pdesc) == DESC92S_RATE2M || \
- GET_RX_STATUS_DESC_RX_MCS(_pdesc) == DESC92S_RATE5_5M ||\
- GET_RX_STATUS_DESC_RX_MCS(_pdesc) == DESC92S_RATE11M)
+ (GET_RX_STATUS_DESC_RX_MCS(_pdesc) == DESC92_RATE1M || \
+ GET_RX_STATUS_DESC_RX_MCS(_pdesc) == DESC92_RATE2M || \
+ GET_RX_STATUS_DESC_RX_MCS(_pdesc) == DESC92_RATE5_5M ||\
+ GET_RX_STATUS_DESC_RX_MCS(_pdesc) == DESC92_RATE11M)

enum rf_optype {
RF_OP_BY_SW_3WIRE = 0,
diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/sw.c b/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
index 3876078..0055a1c 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
@@ -348,21 +348,21 @@ static struct rtl_hal_cfg rtl92se_hal_cfg = {
.maps[RTL_IMR_ROK] = IMR_ROK,
.maps[RTL_IBSS_INT_MASKS] = (IMR_BCNINT | IMR_TBDOK | IMR_TBDER),

- .maps[RTL_RC_CCK_RATE1M] = DESC92S_RATE1M,
- .maps[RTL_RC_CCK_RATE2M] = DESC92S_RATE2M,
- .maps[RTL_RC_CCK_RATE5_5M] = DESC92S_RATE5_5M,
- .maps[RTL_RC_CCK_RATE11M] = DESC92S_RATE11M,
- .maps[RTL_RC_OFDM_RATE6M] = DESC92S_RATE6M,
- .maps[RTL_RC_OFDM_RATE9M] = DESC92S_RATE9M,
- .maps[RTL_RC_OFDM_RATE12M] = DESC92S_RATE12M,
- .maps[RTL_RC_OFDM_RATE18M] = DESC92S_RATE18M,
- .maps[RTL_RC_OFDM_RATE24M] = DESC92S_RATE24M,
- .maps[RTL_RC_OFDM_RATE36M] = DESC92S_RATE36M,
- .maps[RTL_RC_OFDM_RATE48M] = DESC92S_RATE48M,
- .maps[RTL_RC_OFDM_RATE54M] = DESC92S_RATE54M,
-
- .maps[RTL_RC_HT_RATEMCS7] = DESC92S_RATEMCS7,
- .maps[RTL_RC_HT_RATEMCS15] = DESC92S_RATEMCS15,
+ .maps[RTL_RC_CCK_RATE1M] = DESC92_RATE1M,
+ .maps[RTL_RC_CCK_RATE2M] = DESC92_RATE2M,
+ .maps[RTL_RC_CCK_RATE5_5M] = DESC92_RATE5_5M,
+ .maps[RTL_RC_CCK_RATE11M] = DESC92_RATE11M,
+ .maps[RTL_RC_OFDM_RATE6M] = DESC92_RATE6M,
+ .maps[RTL_RC_OFDM_RATE9M] = DESC92_RATE9M,
+ .maps[RTL_RC_OFDM_RATE12M] = DESC92_RATE12M,
+ .maps[RTL_RC_OFDM_RATE18M] = DESC92_RATE18M,
+ .maps[RTL_RC_OFDM_RATE24M] = DESC92_RATE24M,
+ .maps[RTL_RC_OFDM_RATE36M] = DESC92_RATE36M,
+ .maps[RTL_RC_OFDM_RATE48M] = DESC92_RATE48M,
+ .maps[RTL_RC_OFDM_RATE54M] = DESC92_RATE54M,
+
+ .maps[RTL_RC_HT_RATEMCS7] = DESC92_RATEMCS7,
+ .maps[RTL_RC_HT_RATEMCS15] = DESC92_RATEMCS15,
};

static struct pci_device_id rtl92se_pci_ids[] __devinitdata = {
diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/trx.c b/drivers/net/wireless/rtlwifi/rtl8192se/trx.c
index cffe308..d9aeae7 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192se/trx.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192se/trx.c
@@ -51,104 +51,6 @@ static u8 _rtl92se_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 skb_queue)
return skb->priority;
}

-static int _rtl92se_rate_mapping(bool isht, u8 desc_rate, bool first_ampdu)
-{
- int rate_idx = 0;
-
- if (first_ampdu) {
- if (false == isht) {
- switch (desc_rate) {
- case DESC92S_RATE1M:
- rate_idx = 0;
- break;
- case DESC92S_RATE2M:
- rate_idx = 1;
- break;
- case DESC92S_RATE5_5M:
- rate_idx = 2;
- break;
- case DESC92S_RATE11M:
- rate_idx = 3;
- break;
- case DESC92S_RATE6M:
- rate_idx = 4;
- break;
- case DESC92S_RATE9M:
- rate_idx = 5;
- break;
- case DESC92S_RATE12M:
- rate_idx = 6;
- break;
- case DESC92S_RATE18M:
- rate_idx = 7;
- break;
- case DESC92S_RATE24M:
- rate_idx = 8;
- break;
- case DESC92S_RATE36M:
- rate_idx = 9;
- break;
- case DESC92S_RATE48M:
- rate_idx = 10;
- break;
- case DESC92S_RATE54M:
- rate_idx = 11;
- break;
- default:
- rate_idx = 0;
- break;
- }
- } else {
- rate_idx = 11;
- }
-
- return rate_idx;
- }
-
- switch (desc_rate) {
- case DESC92S_RATE1M:
- rate_idx = 0;
- break;
- case DESC92S_RATE2M:
- rate_idx = 1;
- break;
- case DESC92S_RATE5_5M:
- rate_idx = 2;
- break;
- case DESC92S_RATE11M:
- rate_idx = 3;
- break;
- case DESC92S_RATE6M:
- rate_idx = 4;
- break;
- case DESC92S_RATE9M:
- rate_idx = 5;
- break;
- case DESC92S_RATE12M:
- rate_idx = 6;
- break;
- case DESC92S_RATE18M:
- rate_idx = 7;
- break;
- case DESC92S_RATE24M:
- rate_idx = 8;
- break;
- case DESC92S_RATE36M:
- rate_idx = 9;
- break;
- case DESC92S_RATE48M:
- rate_idx = 10;
- break;
- case DESC92S_RATE54M:
- rate_idx = 11;
- break;
- default:
- rate_idx = 11;
- break;
- }
- return rate_idx;
-}
-
static u8 _rtl92s_query_rxpwrpercentage(char antpower)
{
if ((antpower <= -100) || (antpower >= 20))
@@ -345,8 +247,8 @@ static void _rtl92se_query_rxphystatus(struct ieee80211_hw *hw,
pstats->recvsignalpower = rx_pwr_all;

if (GET_RX_STATUS_DESC_RX_HT(pdesc) &&
- GET_RX_STATUS_DESC_RX_MCS(pdesc) >= DESC92S_RATEMCS8 &&
- GET_RX_STATUS_DESC_RX_MCS(pdesc) <= DESC92S_RATEMCS15)
+ GET_RX_STATUS_DESC_RX_MCS(pdesc) >= DESC92_RATEMCS8 &&
+ GET_RX_STATUS_DESC_RX_MCS(pdesc) <= DESC92_RATEMCS15)
max_spatial_stream = 2;
else
max_spatial_stream = 1;
@@ -654,10 +556,10 @@ bool rtl92se_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats,
if (stats->decrypted)
rx_status->flag |= RX_FLAG_DECRYPTED;

- rx_status->rate_idx = _rtl92se_rate_mapping((bool)
- GET_RX_STATUS_DESC_RX_HT(pdesc),
- (u8)GET_RX_STATUS_DESC_RX_MCS(pdesc),
- (bool)GET_RX_STATUS_DESC_PAGGR(pdesc));
+ rx_status->rate_idx = rtlwifi_rate_mapping(hw,
+ (bool)GET_RX_STATUS_DESC_RX_HT(pdesc),
+ (u8)GET_RX_STATUS_DESC_RX_MCS(pdesc),
+ (bool)GET_RX_STATUS_DESC_PAGGR(pdesc));


rx_status->mactime = GET_RX_STATUS_DESC_TSFL(pdesc);
@@ -723,14 +625,14 @@ void rtl92se_tx_fill_desc(struct ieee80211_hw *hw,
SET_TX_DESC_RSVD_MACID(pdesc, reserved_macid);

SET_TX_DESC_TXHT(pdesc, ((ptcb_desc->hw_rate >=
- DESC92S_RATEMCS0) ? 1 : 0));
+ DESC92_RATEMCS0) ? 1 : 0));

if (rtlhal->version == VERSION_8192S_ACUT) {
- if (ptcb_desc->hw_rate == DESC92S_RATE1M ||
- ptcb_desc->hw_rate == DESC92S_RATE2M ||
- ptcb_desc->hw_rate == DESC92S_RATE5_5M ||
- ptcb_desc->hw_rate == DESC92S_RATE11M) {
- ptcb_desc->hw_rate = DESC92S_RATE12M;
+ if (ptcb_desc->hw_rate == DESC92_RATE1M ||
+ ptcb_desc->hw_rate == DESC92_RATE2M ||
+ ptcb_desc->hw_rate == DESC92_RATE5_5M ||
+ ptcb_desc->hw_rate == DESC92_RATE11M) {
+ ptcb_desc->hw_rate = DESC92_RATE12M;
}
}

@@ -759,7 +661,7 @@ void rtl92se_tx_fill_desc(struct ieee80211_hw *hw,
SET_TX_DESC_RTS_BANDWIDTH(pdesc, 0);
SET_TX_DESC_RTS_SUB_CARRIER(pdesc, ptcb_desc->rts_sc);
SET_TX_DESC_RTS_SHORT(pdesc, ((ptcb_desc->rts_rate <=
- DESC92S_RATE54M) ?
+ DESC92_RATE54M) ?
(ptcb_desc->rts_use_shortpreamble ? 1 : 0)
: (ptcb_desc->rts_use_shortgi ? 1 : 0)));

--
1.7.3.4


2011-08-22 21:50:46

by Larry Finger

[permalink] [raw]
Subject: [PATCH 1/5] rtlwifi: Install updated rate-mapping routine

In preparation for fixing the rate-mapping situation, place a driver-agnostic
version in rtlwifi. This one contains the updated rate incormation.

Signed-off-by: Larry Finger <[email protected]>
Cc: Chaoming Li <[email protected]>
---
drivers/net/wireless/rtlwifi/base.c | 161 +++++++++++++++++++++++++++++++++++
drivers/net/wireless/rtlwifi/base.h | 2 +
drivers/net/wireless/rtlwifi/wifi.h | 35 ++++++++
3 files changed, 198 insertions(+), 0 deletions(-)

diff --git a/drivers/net/wireless/rtlwifi/base.c b/drivers/net/wireless/rtlwifi/base.c
index 0b598db..098fc55 100644
--- a/drivers/net/wireless/rtlwifi/base.c
+++ b/drivers/net/wireless/rtlwifi/base.c
@@ -664,6 +664,167 @@ static u8 _rtl_get_highest_n_rate(struct ieee80211_hw *hw)
return hw_rate;
}

+/* mac80211's rate_idx is like this:
+ *
+ * 2.4G band:rx_status->band == IEEE80211_BAND_2GHZ
+ *
+ * B/G rate:
+ * (rx_status->flag & RX_FLAG_HT) = 0,
+ * DESC92_RATE1M-->DESC92_RATE54M ==> idx is 0-->11,
+ *
+ * N rate:
+ * (rx_status->flag & RX_FLAG_HT) = 1,
+ * DESC92_RATEMCS0-->DESC92_RATEMCS15 ==> idx is 0-->15
+ *
+ * 5G band:rx_status->band == IEEE80211_BAND_5GHZ
+ * A rate:
+ * (rx_status->flag & RX_FLAG_HT) = 0,
+ * DESC92_RATE6M-->DESC92_RATE54M ==> idx is 0-->7,
+ *
+ * N rate:
+ * (rx_status->flag & RX_FLAG_HT) = 1,
+ * DESC92_RATEMCS0-->DESC92_RATEMCS15 ==> idx is 0-->15
+ */
+int rtlwifi_rate_mapping(struct ieee80211_hw *hw,
+ bool isht, u8 desc_rate, bool first_ampdu)
+{
+ int rate_idx;
+
+ if (false == isht) {
+ if (IEEE80211_BAND_2GHZ == hw->conf.channel->band) {
+ switch (desc_rate) {
+ case DESC92_RATE1M:
+ rate_idx = 0;
+ break;
+ case DESC92_RATE2M:
+ rate_idx = 1;
+ break;
+ case DESC92_RATE5_5M:
+ rate_idx = 2;
+ break;
+ case DESC92_RATE11M:
+ rate_idx = 3;
+ break;
+ case DESC92_RATE6M:
+ rate_idx = 4;
+ break;
+ case DESC92_RATE9M:
+ rate_idx = 5;
+ break;
+ case DESC92_RATE12M:
+ rate_idx = 6;
+ break;
+ case DESC92_RATE18M:
+ rate_idx = 7;
+ break;
+ case DESC92_RATE24M:
+ rate_idx = 8;
+ break;
+ case DESC92_RATE36M:
+ rate_idx = 9;
+ break;
+ case DESC92_RATE48M:
+ rate_idx = 10;
+ break;
+ case DESC92_RATE54M:
+ rate_idx = 11;
+ break;
+ default:
+ rate_idx = 0;
+ break;
+ }
+ } else {
+ switch (desc_rate) {
+ case DESC92_RATE6M:
+ rate_idx = 0;
+ break;
+ case DESC92_RATE9M:
+ rate_idx = 1;
+ break;
+ case DESC92_RATE12M:
+ rate_idx = 2;
+ break;
+ case DESC92_RATE18M:
+ rate_idx = 3;
+ break;
+ case DESC92_RATE24M:
+ rate_idx = 4;
+ break;
+ case DESC92_RATE36M:
+ rate_idx = 5;
+ break;
+ case DESC92_RATE48M:
+ rate_idx = 6;
+ break;
+ case DESC92_RATE54M:
+ rate_idx = 7;
+ break;
+ default:
+ rate_idx = 0;
+ break;
+ }
+ }
+
+ } else {
+
+ switch (desc_rate) {
+ case DESC92_RATEMCS0:
+ rate_idx = 0;
+ break;
+ case DESC92_RATEMCS1:
+ rate_idx = 1;
+ break;
+ case DESC92_RATEMCS2:
+ rate_idx = 2;
+ break;
+ case DESC92_RATEMCS3:
+ rate_idx = 3;
+ break;
+ case DESC92_RATEMCS4:
+ rate_idx = 4;
+ break;
+ case DESC92_RATEMCS5:
+ rate_idx = 5;
+ break;
+ case DESC92_RATEMCS6:
+ rate_idx = 6;
+ break;
+ case DESC92_RATEMCS7:
+ rate_idx = 7;
+ break;
+ case DESC92_RATEMCS8:
+ rate_idx = 8;
+ break;
+ case DESC92_RATEMCS9:
+ rate_idx = 9;
+ break;
+ case DESC92_RATEMCS10:
+ rate_idx = 10;
+ break;
+ case DESC92_RATEMCS11:
+ rate_idx = 11;
+ break;
+ case DESC92_RATEMCS12:
+ rate_idx = 12;
+ break;
+ case DESC92_RATEMCS13:
+ rate_idx = 13;
+ break;
+ case DESC92_RATEMCS14:
+ rate_idx = 14;
+ break;
+ case DESC92_RATEMCS15:
+ rate_idx = 15;
+ break;
+ default:
+ rate_idx = 0;
+ break;
+ }
+ }
+ return rate_idx;
+}
+EXPORT_SYMBOL(rtlwifi_rate_mapping);
+
void rtl_get_tcb_desc(struct ieee80211_hw *hw,
struct ieee80211_tx_info *info,
struct ieee80211_sta *sta,
diff --git a/drivers/net/wireless/rtlwifi/base.h b/drivers/net/wireless/rtlwifi/base.h
index a91f3ee..4ae9059 100644
--- a/drivers/net/wireless/rtlwifi/base.h
+++ b/drivers/net/wireless/rtlwifi/base.h
@@ -140,4 +140,6 @@ u8 *rtl_find_ie(u8 *data, unsigned int len, u8 ie);
void rtl_recognize_peer(struct ieee80211_hw *hw, u8 *data, unsigned int len);
u8 rtl_tid_to_ac(struct ieee80211_hw *hw, u8 tid);
extern struct attribute_group rtl_attribute_group;
+int rtlwifi_rate_mapping(struct ieee80211_hw *hw,
+ bool isht, u8 desc_rate, bool first_ampdu);
#endif
diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h
index d3c3ffd..8a90919 100644
--- a/drivers/net/wireless/rtlwifi/wifi.h
+++ b/drivers/net/wireless/rtlwifi/wifi.h
@@ -386,6 +386,41 @@ enum rtl_hal_state {
_HAL_STATE_START = 1,
};

+enum rtl_desc92_rate {
+ DESC92_RATE1M = 0x00,
+ DESC92_RATE2M = 0x01,
+ DESC92_RATE5_5M = 0x02,
+ DESC92_RATE11M = 0x03,
+
+ DESC92_RATE6M = 0x04,
+ DESC92_RATE9M = 0x05,
+ DESC92_RATE12M = 0x06,
+ DESC92_RATE18M = 0x07,
+ DESC92_RATE24M = 0x08,
+ DESC92_RATE36M = 0x09,
+ DESC92_RATE48M = 0x0a,
+ DESC92_RATE54M = 0x0b,
+
+ DESC92_RATEMCS0 = 0x0c,
+ DESC92_RATEMCS1 = 0x0d,
+ DESC92_RATEMCS2 = 0x0e,
+ DESC92_RATEMCS3 = 0x0f,
+ DESC92_RATEMCS4 = 0x10,
+ DESC92_RATEMCS5 = 0x11,
+ DESC92_RATEMCS6 = 0x12,
+ DESC92_RATEMCS7 = 0x13,
+ DESC92_RATEMCS8 = 0x14,
+ DESC92_RATEMCS9 = 0x15,
+ DESC92_RATEMCS10 = 0x16,
+ DESC92_RATEMCS11 = 0x17,
+ DESC92_RATEMCS12 = 0x18,
+ DESC92_RATEMCS13 = 0x19,
+ DESC92_RATEMCS14 = 0x1a,
+ DESC92_RATEMCS15 = 0x1b,
+ DESC92_RATEMCS15_SG = 0x1c,
+ DESC92_RATEMCS32 = 0x20,
+};
+
enum rtl_var_map {
/*reg map */
SYS_ISO_CTRL = 0,
--
1.7.3.4