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| author | Mohamed Abbas <mabbas@linux.intel.com> | 2008-02-07 13:16:33 -0800 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2008-02-15 13:44:18 -0500 |
| commit | d68ab68066805fdfee1f5f29ec2ec0179fd92fe1 (patch) | |
| tree | 6f457e23a5b44d759050e0039a68c9f8ce66ff18 | |
| parent | c342a1b91f6ccd317c68defd3b4c7bb75397d967 (diff) | |
| download | kernel_samsung_smdk4412-d68ab68066805fdfee1f5f29ec2ec0179fd92fe1.zip kernel_samsung_smdk4412-d68ab68066805fdfee1f5f29ec2ec0179fd92fe1.tar.gz kernel_samsung_smdk4412-d68ab68066805fdfee1f5f29ec2ec0179fd92fe1.tar.bz2 | |
iwlwifi: earlier rx allocation
Value of count is used to decide when to replenish rx buffers. If it is
equal or above 8 we replenish the buffers. Ensure there is no starvation
by initializing count to 8 - thus forcing replenish at first iteration.
This is helpful when rx receives batches of buffers smaller than 8.
Signed-off-by: Mohamed Abbas <mabbas@linux.intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl3945-base.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl4965-base.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 66520e8..74b1099 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -4287,7 +4287,7 @@ static void iwl3945_rx_handle(struct iwl3945_priv *priv) int reclaim; unsigned long flags; u8 fill_rx = 0; - u32 count = 0; + u32 count = 8; /* uCode's read index (stored in shared DRAM) indicates the last Rx * buffer that the driver may process (last buffer filled by ucode). */ diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c index 855cc97..14a11bd 100644 --- a/drivers/net/wireless/iwlwifi/iwl4965-base.c +++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c @@ -4669,7 +4669,7 @@ static void iwl4965_rx_handle(struct iwl4965_priv *priv) int reclaim; unsigned long flags; u8 fill_rx = 0; - u32 count = 0; + u32 count = 8; /* uCode's read index (stored in shared DRAM) indicates the last Rx * buffer that the driver may process (last buffer filled by ucode). */ |