Message ID | 20210623184546.14769-1-someguy@effective-light.com |
---|---|
State | New |
Headers | show |
Series | iwlwifi: remove redundant calls to unlikely() | expand |
ping On Wed, Jun 23 2021 at 02:45:46 PM -0400, Hamza Mahfooz <someguy@effective-light.com> wrote: > As per commit a7f3d3d3600c ("dma-mapping: add unlikely hint to error > path > in dma_mapping_error"), dma_mapping_error now internally calls > unlikely(), > so we don't need to call it directly anymore. > > Signed-off-by: Hamza Mahfooz <someguy@effective-light.com> > --- > drivers/net/wireless/intel/iwlwifi/pcie/tx.c | 10 +++++----- > drivers/net/wireless/intel/iwlwifi/queue/tx.c | 10 +++++----- > 2 files changed, 10 insertions(+), 10 deletions(-) > > diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c > b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c > index 4f6c187eed69..3bf56d30f741 100644 > --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c > +++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c > @@ -1253,7 +1253,7 @@ static int iwl_fill_data_tbs(struct iwl_trans > *trans, struct sk_buff *skb, > dma_addr_t tb_phys = dma_map_single(trans->dev, > skb->data + hdr_len, > head_tb_len, DMA_TO_DEVICE); > - if (unlikely(dma_mapping_error(trans->dev, tb_phys))) > + if (dma_mapping_error(trans->dev, tb_phys)) > return -EINVAL; > trace_iwlwifi_dev_tx_tb(trans->dev, skb, skb->data + hdr_len, > tb_phys, head_tb_len); > @@ -1272,7 +1272,7 @@ static int iwl_fill_data_tbs(struct iwl_trans > *trans, struct sk_buff *skb, > tb_phys = skb_frag_dma_map(trans->dev, frag, 0, > skb_frag_size(frag), DMA_TO_DEVICE); > > - if (unlikely(dma_mapping_error(trans->dev, tb_phys))) > + if (dma_mapping_error(trans->dev, tb_phys)) > return -EINVAL; > trace_iwlwifi_dev_tx_tb(trans->dev, skb, skb_frag_address(frag), > tb_phys, skb_frag_size(frag)); > @@ -1380,7 +1380,7 @@ static int iwl_fill_data_tbs_amsdu(struct > iwl_trans *trans, struct sk_buff *skb, > hdr_tb_len = hdr_page->pos - start_hdr; > hdr_tb_phys = dma_map_single(trans->dev, start_hdr, > hdr_tb_len, DMA_TO_DEVICE); > - if (unlikely(dma_mapping_error(trans->dev, hdr_tb_phys))) > + if (dma_mapping_error(trans->dev, hdr_tb_phys)) > return -EINVAL; > iwl_pcie_txq_build_tfd(trans, txq, hdr_tb_phys, > hdr_tb_len, false); > @@ -1400,7 +1400,7 @@ static int iwl_fill_data_tbs_amsdu(struct > iwl_trans *trans, struct sk_buff *skb, > > tb_phys = dma_map_single(trans->dev, tso.data, > size, DMA_TO_DEVICE); > - if (unlikely(dma_mapping_error(trans->dev, tb_phys))) > + if (dma_mapping_error(trans->dev, tb_phys)) > return -EINVAL; > > iwl_pcie_txq_build_tfd(trans, txq, tb_phys, > @@ -1551,7 +1551,7 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, > struct sk_buff *skb, > /* map the data for TB1 */ > tb1_addr = ((u8 *)&dev_cmd->hdr) + IWL_FIRST_TB_SIZE; > tb1_phys = dma_map_single(trans->dev, tb1_addr, tb1_len, > DMA_TO_DEVICE); > - if (unlikely(dma_mapping_error(trans->dev, tb1_phys))) > + if (dma_mapping_error(trans->dev, tb1_phys)) > goto out_err; > iwl_pcie_txq_build_tfd(trans, txq, tb1_phys, tb1_len, false); > > diff --git a/drivers/net/wireless/intel/iwlwifi/queue/tx.c > b/drivers/net/wireless/intel/iwlwifi/queue/tx.c > index 451b06069350..2b409fb33c99 100644 > --- a/drivers/net/wireless/intel/iwlwifi/queue/tx.c > +++ b/drivers/net/wireless/intel/iwlwifi/queue/tx.c > @@ -211,7 +211,7 @@ static int iwl_txq_gen2_set_tb_with_wa(struct > iwl_trans *trans, > struct page *page; > int ret; > > - if (unlikely(dma_mapping_error(trans->dev, phys))) > + if (dma_mapping_error(trans->dev, phys)) > return -ENOMEM; > > if (likely(!iwl_txq_crosses_4g_boundary(phys, len))) { > @@ -251,7 +251,7 @@ static int iwl_txq_gen2_set_tb_with_wa(struct > iwl_trans *trans, > > phys = dma_map_single(trans->dev, page_address(page), len, > DMA_TO_DEVICE); > - if (unlikely(dma_mapping_error(trans->dev, phys))) > + if (dma_mapping_error(trans->dev, phys)) > return -ENOMEM; > ret = iwl_txq_gen2_set_tb(trans, tfd, phys, len); > if (ret < 0) { > @@ -405,7 +405,7 @@ static int iwl_txq_gen2_build_amsdu(struct > iwl_trans *trans, > tb_len = hdr_page->pos - start_hdr; > tb_phys = dma_map_single(trans->dev, start_hdr, > tb_len, DMA_TO_DEVICE); > - if (unlikely(dma_mapping_error(trans->dev, tb_phys))) > + if (dma_mapping_error(trans->dev, tb_phys)) > goto out_err; > /* > * No need for _with_wa, this is from the TSO page and > @@ -487,7 +487,7 @@ iwl_tfh_tfd *iwl_txq_gen2_build_tx_amsdu(struct > iwl_trans *trans, > /* map the data for TB1 */ > tb1_addr = ((u8 *)&dev_cmd->hdr) + IWL_FIRST_TB_SIZE; > tb_phys = dma_map_single(trans->dev, tb1_addr, len, DMA_TO_DEVICE); > - if (unlikely(dma_mapping_error(trans->dev, tb_phys))) > + if (dma_mapping_error(trans->dev, tb_phys)) > goto out_err; > /* > * No need for _with_wa(), we ensure (via alignment) that the data > @@ -582,7 +582,7 @@ iwl_tfh_tfd *iwl_txq_gen2_build_tx(struct > iwl_trans *trans, > /* map the data for TB1 */ > tb1_addr = ((u8 *)&dev_cmd->hdr) + IWL_FIRST_TB_SIZE; > tb_phys = dma_map_single(trans->dev, tb1_addr, tb1_len, > DMA_TO_DEVICE); > - if (unlikely(dma_mapping_error(trans->dev, tb_phys))) > + if (dma_mapping_error(trans->dev, tb_phys)) > goto out_err; > /* > * No need for _with_wa(), we ensure (via alignment) that the data > -- > 2.32.0 >
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c index 4f6c187eed69..3bf56d30f741 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c @@ -1253,7 +1253,7 @@ static int iwl_fill_data_tbs(struct iwl_trans *trans, struct sk_buff *skb, dma_addr_t tb_phys = dma_map_single(trans->dev, skb->data + hdr_len, head_tb_len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, tb_phys))) + if (dma_mapping_error(trans->dev, tb_phys)) return -EINVAL; trace_iwlwifi_dev_tx_tb(trans->dev, skb, skb->data + hdr_len, tb_phys, head_tb_len); @@ -1272,7 +1272,7 @@ static int iwl_fill_data_tbs(struct iwl_trans *trans, struct sk_buff *skb, tb_phys = skb_frag_dma_map(trans->dev, frag, 0, skb_frag_size(frag), DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, tb_phys))) + if (dma_mapping_error(trans->dev, tb_phys)) return -EINVAL; trace_iwlwifi_dev_tx_tb(trans->dev, skb, skb_frag_address(frag), tb_phys, skb_frag_size(frag)); @@ -1380,7 +1380,7 @@ static int iwl_fill_data_tbs_amsdu(struct iwl_trans *trans, struct sk_buff *skb, hdr_tb_len = hdr_page->pos - start_hdr; hdr_tb_phys = dma_map_single(trans->dev, start_hdr, hdr_tb_len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, hdr_tb_phys))) + if (dma_mapping_error(trans->dev, hdr_tb_phys)) return -EINVAL; iwl_pcie_txq_build_tfd(trans, txq, hdr_tb_phys, hdr_tb_len, false); @@ -1400,7 +1400,7 @@ static int iwl_fill_data_tbs_amsdu(struct iwl_trans *trans, struct sk_buff *skb, tb_phys = dma_map_single(trans->dev, tso.data, size, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, tb_phys))) + if (dma_mapping_error(trans->dev, tb_phys)) return -EINVAL; iwl_pcie_txq_build_tfd(trans, txq, tb_phys, @@ -1551,7 +1551,7 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, /* map the data for TB1 */ tb1_addr = ((u8 *)&dev_cmd->hdr) + IWL_FIRST_TB_SIZE; tb1_phys = dma_map_single(trans->dev, tb1_addr, tb1_len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, tb1_phys))) + if (dma_mapping_error(trans->dev, tb1_phys)) goto out_err; iwl_pcie_txq_build_tfd(trans, txq, tb1_phys, tb1_len, false); diff --git a/drivers/net/wireless/intel/iwlwifi/queue/tx.c b/drivers/net/wireless/intel/iwlwifi/queue/tx.c index 451b06069350..2b409fb33c99 100644 --- a/drivers/net/wireless/intel/iwlwifi/queue/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/queue/tx.c @@ -211,7 +211,7 @@ static int iwl_txq_gen2_set_tb_with_wa(struct iwl_trans *trans, struct page *page; int ret; - if (unlikely(dma_mapping_error(trans->dev, phys))) + if (dma_mapping_error(trans->dev, phys)) return -ENOMEM; if (likely(!iwl_txq_crosses_4g_boundary(phys, len))) { @@ -251,7 +251,7 @@ static int iwl_txq_gen2_set_tb_with_wa(struct iwl_trans *trans, phys = dma_map_single(trans->dev, page_address(page), len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, phys))) + if (dma_mapping_error(trans->dev, phys)) return -ENOMEM; ret = iwl_txq_gen2_set_tb(trans, tfd, phys, len); if (ret < 0) { @@ -405,7 +405,7 @@ static int iwl_txq_gen2_build_amsdu(struct iwl_trans *trans, tb_len = hdr_page->pos - start_hdr; tb_phys = dma_map_single(trans->dev, start_hdr, tb_len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, tb_phys))) + if (dma_mapping_error(trans->dev, tb_phys)) goto out_err; /* * No need for _with_wa, this is from the TSO page and @@ -487,7 +487,7 @@ iwl_tfh_tfd *iwl_txq_gen2_build_tx_amsdu(struct iwl_trans *trans, /* map the data for TB1 */ tb1_addr = ((u8 *)&dev_cmd->hdr) + IWL_FIRST_TB_SIZE; tb_phys = dma_map_single(trans->dev, tb1_addr, len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, tb_phys))) + if (dma_mapping_error(trans->dev, tb_phys)) goto out_err; /* * No need for _with_wa(), we ensure (via alignment) that the data @@ -582,7 +582,7 @@ iwl_tfh_tfd *iwl_txq_gen2_build_tx(struct iwl_trans *trans, /* map the data for TB1 */ tb1_addr = ((u8 *)&dev_cmd->hdr) + IWL_FIRST_TB_SIZE; tb_phys = dma_map_single(trans->dev, tb1_addr, tb1_len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, tb_phys))) + if (dma_mapping_error(trans->dev, tb_phys)) goto out_err; /* * No need for _with_wa(), we ensure (via alignment) that the data
As per commit a7f3d3d3600c ("dma-mapping: add unlikely hint to error path in dma_mapping_error"), dma_mapping_error now internally calls unlikely(), so we don't need to call it directly anymore. Signed-off-by: Hamza Mahfooz <someguy@effective-light.com> --- drivers/net/wireless/intel/iwlwifi/pcie/tx.c | 10 +++++----- drivers/net/wireless/intel/iwlwifi/queue/tx.c | 10 +++++----- 2 files changed, 10 insertions(+), 10 deletions(-)