2015-06-08 21:23:50

by Mateusz Kulikowski

[permalink] [raw]
Subject: [PATCH v2 0/2] staging: rtl8192e: Remove dead code

Remaining part of patch after review by Dan and Sudip (thanks!):
- New patch: Remove dm_shadow
- Rework 'Remove dead code' patch - delete DbgMode

All other patches are already applied to staging-testing.

This series applies to current staging-testing (bfee7c9665), and was
target tested (802.11N/2.4G/WPA2 network, DHCP, 1MB download, ping)


Mateusz Kulikowski (2):
staging: rtl8192e: remove dm_shadow
staging: rtl8192e: Remove dead code: dig_t::dbg_mode,
drx_path_sel::DbgMode

drivers/staging/rtl8192e/rtl8192e/rtl_dm.c | 11 ++---------
drivers/staging/rtl8192e/rtl8192e/rtl_dm.h | 26 --------------------------
2 files changed, 2 insertions(+), 35 deletions(-)

--
1.8.4.1


2015-06-08 21:24:12

by Mateusz Kulikowski

[permalink] [raw]
Subject: [PATCH v2 1/2] staging: rtl8192e: remove dm_shadow

dm_shadow array is no longer used.

Signed-off-by: Mateusz Kulikowski <[email protected]>
---
drivers/staging/rtl8192e/rtl8192e/rtl_dm.c | 3 ---
drivers/staging/rtl8192e/rtl8192e/rtl_dm.h | 1 -
2 files changed, 4 deletions(-)

diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c b/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
index d869629..d273452 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
@@ -158,9 +158,6 @@ const u8 dm_cck_tx_bb_gain_ch14[CCKTxBBGainTableLength][8] = {

/*------------------------Define global variable-----------------------------*/
struct dig_t dm_digtable;
-u8 dm_shadow[16][256] = {
- {0}
-};

struct drx_path_sel DM_RxPathSelTable;
/*------------------------Define global variable-----------------------------*/
diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_dm.h b/drivers/staging/rtl8192e/rtl8192e/rtl_dm.h
index b0d9367..ae2034e 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_dm.h
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_dm.h
@@ -217,7 +217,6 @@ struct dcmd_txcmd {

/*------------------------Export global variable----------------------------*/
extern struct dig_t dm_digtable;
-extern u8 dm_shadow[16][256];
extern struct drx_path_sel DM_RxPathSelTable;

/* Pre-calculated gain tables */
--
1.8.4.1

2015-06-08 21:24:03

by Mateusz Kulikowski

[permalink] [raw]
Subject: [PATCH v2 2/2] staging: rtl8192e: Remove dead code: dig_t::dbg_mode, drx_path_sel::DbgMode

dig_t::dbg_mode and drx_path_sel::DbgMode are initialized to one value and
checked only once in code.This patch throws them away, and deletes
always-true conditions.

Signed-off-by: Mateusz Kulikowski <[email protected]>
---
drivers/staging/rtl8192e/rtl8192e/rtl_dm.c | 8 ++------
drivers/staging/rtl8192e/rtl8192e/rtl_dm.h | 25 -------------------------
2 files changed, 2 insertions(+), 31 deletions(-)

diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c b/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
index d273452..8532e0c 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_dm.c
@@ -1308,7 +1308,6 @@ static void dm_dig_init(struct net_device *dev)

dm_digtable.dig_algorithm = DIG_ALGO_BY_RSSI;

- dm_digtable.dbg_mode = DM_DBG_OFF;
dm_digtable.dig_algorithm_switch = 0;

dm_digtable.dig_state = DM_STA_DIG_MAX;
@@ -1388,8 +1387,7 @@ static void dm_ctrl_initgain_byrssi_by_driverrssi(
dm_digtable.CurSTAConnectState = DIG_STA_DISCONNECT;


- if (dm_digtable.dbg_mode == DM_DBG_OFF)
- dm_digtable.rssi_val = priv->undecorated_smoothed_pwdb;
+ dm_digtable.rssi_val = priv->undecorated_smoothed_pwdb;
dm_initial_gain(dev);
dm_pd_th(dev);
dm_cs_ratio(dev);
@@ -1946,7 +1944,6 @@ static void dm_init_rxpath_selection(struct net_device *dev)
DM_RxPathSelTable.cck_method = CCK_Rx_Version_2;
else
DM_RxPathSelTable.cck_method = CCK_Rx_Version_1;
- DM_RxPathSelTable.DbgMode = DM_DBG_OFF;
DM_RxPathSelTable.disabledRF = 0;
for (i = 0; i < 4; i++) {
DM_RxPathSelTable.rf_rssi[i] = 50;
@@ -1989,8 +1986,7 @@ static void dm_rxpath_sel_byrssi(struct net_device *dev)
DM_RxPathSelTable.cck_method = CCK_Rx_Version_2;

for (i = 0; i < RF90_PATH_MAX; i++) {
- if (!DM_RxPathSelTable.DbgMode)
- DM_RxPathSelTable.rf_rssi[i] = priv->stats.rx_rssi_percentage[i];
+ DM_RxPathSelTable.rf_rssi[i] = priv->stats.rx_rssi_percentage[i];

if (priv->brfpath_rxenable[i]) {
rf_num++;
diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_dm.h b/drivers/staging/rtl8192e/rtl8192e/rtl_dm.h
index ae2034e..b037451 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_dm.h
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_dm.h
@@ -87,7 +87,6 @@
struct dig_t {
u8 dig_enable_flag;
u8 dig_algorithm;
- u8 dbg_mode;
u8 dig_algorithm_switch;

long rssi_low_thresh;
@@ -130,23 +129,6 @@ enum dm_ratr_sta {
DM_RATR_STA_MAX
};

-enum dm_dig_op_sta {
- DIG_TYPE_THRESH_HIGH = 0,
- DIG_TYPE_THRESH_LOW = 1,
- DIG_TYPE_THRESH_HIGHPWR_HIGH = 2,
- DIG_TYPE_THRESH_HIGHPWR_LOW = 3,
- DIG_TYPE_DBG_MODE = 4,
- DIG_TYPE_RSSI = 5,
- DIG_TYPE_ALGORITHM = 6,
- DIG_TYPE_BACKOFF = 7,
- DIG_TYPE_PWDB_FACTOR = 8,
- DIG_TYPE_RX_GAIN_MIN = 9,
- DIG_TYPE_RX_GAIN_MAX = 10,
- DIG_TYPE_ENABLE = 20,
- DIG_TYPE_DISABLE = 30,
- DIG_OP_TYPE_MAX
-};
-
enum dm_dig_alg {
DIG_ALGO_BY_FALSE_ALARM = 0,
DIG_ALGO_BY_RSSI = 1,
@@ -180,7 +162,6 @@ enum dm_dig_cs_ratio {

struct drx_path_sel {
u8 Enable;
- u8 DbgMode;
u8 cck_method;
u8 cck_Rx_path;

@@ -201,12 +182,6 @@ enum dm_cck_rx_path_method {
};


-enum dm_dbg {
- DM_DBG_OFF = 0,
- DM_DBG_ON = 1,
- DM_DBG_MAX
-};
-
struct dcmd_txcmd {
u32 Op;
u32 Length;
--
1.8.4.1