From: Sara Sharon Date: Wed, 2 Mar 2016 13:17:28 +0000 (+0200) Subject: iwlwifi: pcie: set RB chunk size back to 64 X-Git-Tag: v4.6-rc1~91^2~61^2~118^2~18 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=e5f91d91ac2e09f93f58ab8f6813d12f2b3afa03;p=linux.git iwlwifi: pcie: set RB chunk size back to 64 128 byte chunk size is supported only on PCIe and not on IOSF. For now, change it back to 64 byte. Reported-by: Oren Givon Signed-off-by: Sara Sharon Signed-off-by: Emmanuel Grumbach --- diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c index a310fd265e24..509f79003241 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c @@ -801,11 +801,10 @@ static void iwl_pcie_rx_mq_hw_init(struct iwl_trans *trans) /* * Activate DMA snooping. - * Set RX DMA chunk size to 128 bit + * Set RX DMA chunk size to 64B * Default queue is 0 */ iwl_write_prph(trans, RFH_GEN_CFG, RFH_GEN_CFG_RFH_DMA_SNOOP | - RFH_GEN_CFG_RB_CHUNK_SIZE | (DEFAULT_RXQ_NUM << RFH_GEN_CFG_DEFAULT_RXQ_NUM_POS) | RFH_GEN_CFG_SERVICE_DMA_SNOOP); /* Enable the relevant rx queues */