diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/rc80211_pid.h | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/net/mac80211/rc80211_pid.h b/net/mac80211/rc80211_pid.h index 6afd3cebdeca..b98e16afe4d1 100644 --- a/net/mac80211/rc80211_pid.h +++ b/net/mac80211/rc80211_pid.h | |||
| @@ -11,41 +11,41 @@ | |||
| 11 | #define RC80211_PID_H | 11 | #define RC80211_PID_H |
| 12 | 12 | ||
| 13 | /* Sampling period for measuring percentage of failed frames. */ | 13 | /* Sampling period for measuring percentage of failed frames. */ |
| 14 | #define RC_PID_INTERVAL (HZ / 8) | 14 | #define RC_PID_INTERVAL (HZ / 8) |
| 15 | 15 | ||
| 16 | /* Exponential averaging smoothness (used for I part of PID controller) */ | 16 | /* Exponential averaging smoothness (used for I part of PID controller) */ |
| 17 | #define RC_PID_SMOOTHING_SHIFT 3 | 17 | #define RC_PID_SMOOTHING_SHIFT 3 |
| 18 | #define RC_PID_SMOOTHING (1 << RC_PID_SMOOTHING_SHIFT) | 18 | #define RC_PID_SMOOTHING (1 << RC_PID_SMOOTHING_SHIFT) |
| 19 | 19 | ||
| 20 | /* Sharpening factor (used for D part of PID controller) */ | 20 | /* Sharpening factor (used for D part of PID controller) */ |
| 21 | #define RC_PID_SHARPENING_FACTOR 0 | 21 | #define RC_PID_SHARPENING_FACTOR 0 |
| 22 | #define RC_PID_SHARPENING_DURATION 0 | 22 | #define RC_PID_SHARPENING_DURATION 0 |
| 23 | 23 | ||
| 24 | /* Fixed point arithmetic shifting amount. */ | 24 | /* Fixed point arithmetic shifting amount. */ |
| 25 | #define RC_PID_ARITH_SHIFT 8 | 25 | #define RC_PID_ARITH_SHIFT 8 |
| 26 | 26 | ||
| 27 | /* Fixed point arithmetic factor. */ | 27 | /* Fixed point arithmetic factor. */ |
| 28 | #define RC_PID_ARITH_FACTOR (1 << RC_PID_ARITH_SHIFT) | 28 | #define RC_PID_ARITH_FACTOR (1 << RC_PID_ARITH_SHIFT) |
| 29 | 29 | ||
| 30 | /* Proportional PID component coefficient. */ | 30 | /* Proportional PID component coefficient. */ |
| 31 | #define RC_PID_COEFF_P 15 | 31 | #define RC_PID_COEFF_P 15 |
| 32 | /* Integral PID component coefficient. */ | 32 | /* Integral PID component coefficient. */ |
| 33 | #define RC_PID_COEFF_I 9 | 33 | #define RC_PID_COEFF_I 9 |
| 34 | /* Derivative PID component coefficient. */ | 34 | /* Derivative PID component coefficient. */ |
| 35 | #define RC_PID_COEFF_D 15 | 35 | #define RC_PID_COEFF_D 15 |
| 36 | 36 | ||
| 37 | /* Target failed frames rate for the PID controller. NB: This effectively gives | 37 | /* Target failed frames rate for the PID controller. NB: This effectively gives |
| 38 | * maximum failed frames percentage we're willing to accept. If the wireless | 38 | * maximum failed frames percentage we're willing to accept. If the wireless |
| 39 | * link quality is good, the controller will fail to adjust failed frames | 39 | * link quality is good, the controller will fail to adjust failed frames |
| 40 | * percentage to the target. This is intentional. | 40 | * percentage to the target. This is intentional. |
| 41 | */ | 41 | */ |
| 42 | #define RC_PID_TARGET_PF 11 | 42 | #define RC_PID_TARGET_PF 14 |
| 43 | 43 | ||
| 44 | /* Rate behaviour normalization quantity over time. */ | 44 | /* Rate behaviour normalization quantity over time. */ |
| 45 | #define RC_PID_NORM_OFFSET 3 | 45 | #define RC_PID_NORM_OFFSET 3 |
| 46 | 46 | ||
| 47 | /* Push high rates right after loading. */ | 47 | /* Push high rates right after loading. */ |
| 48 | #define RC_PID_FAST_START 0 | 48 | #define RC_PID_FAST_START 0 |
| 49 | 49 | ||
| 50 | /* Arithmetic right shift for positive and negative values for ISO C. */ | 50 | /* Arithmetic right shift for positive and negative values for ISO C. */ |
| 51 | #define RC_PID_DO_ARITH_RIGHT_SHIFT(x, y) \ | 51 | #define RC_PID_DO_ARITH_RIGHT_SHIFT(x, y) \ |