net: ethernet: ti: am65-cpsw: Re-arrange functions to avoid forward declaration
authorRoger Quadros <rogerq@kernel.org>
Fri, 17 Nov 2023 12:17:53 +0000 (14:17 +0200)
committerDavid S. Miller <davem@davemloft.net>
Sun, 19 Nov 2023 19:46:40 +0000 (19:46 +0000)
Re-arrange am65_cpsw_nuss_rx_cleanup(), am65_cpsw_nuss_xmit_free() and
am65_cpsw_nuss_tx_cleanup() to avoid forward declaration.

No functional change.

Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/ti/am65-cpsw-nuss.c

index ece9f8df98ae7d6618ee5fc29847938f276a2fd9..adb29e8e80264241fa2dc3cc245e24f3462c0320 100644 (file)
@@ -367,6 +367,77 @@ static void am65_cpsw_init_host_port_emac(struct am65_cpsw_common *common);
 static void am65_cpsw_init_port_switch_ale(struct am65_cpsw_port *port);
 static void am65_cpsw_init_port_emac_ale(struct am65_cpsw_port *port);
 
+static void am65_cpsw_nuss_rx_cleanup(void *data, dma_addr_t desc_dma)
+{
+       struct am65_cpsw_rx_chn *rx_chn = data;
+       struct cppi5_host_desc_t *desc_rx;
+       struct sk_buff *skb;
+       dma_addr_t buf_dma;
+       u32 buf_dma_len;
+       void **swdata;
+
+       desc_rx = k3_cppi_desc_pool_dma2virt(rx_chn->desc_pool, desc_dma);
+       swdata = cppi5_hdesc_get_swdata(desc_rx);
+       skb = *swdata;
+       cppi5_hdesc_get_obuf(desc_rx, &buf_dma, &buf_dma_len);
+       k3_udma_glue_rx_cppi5_to_dma_addr(rx_chn->rx_chn, &buf_dma);
+
+       dma_unmap_single(rx_chn->dma_dev, buf_dma, buf_dma_len, DMA_FROM_DEVICE);
+       k3_cppi_desc_pool_free(rx_chn->desc_pool, desc_rx);
+
+       dev_kfree_skb_any(skb);
+}
+
+static void am65_cpsw_nuss_xmit_free(struct am65_cpsw_tx_chn *tx_chn,
+                                    struct cppi5_host_desc_t *desc)
+{
+       struct cppi5_host_desc_t *first_desc, *next_desc;
+       dma_addr_t buf_dma, next_desc_dma;
+       u32 buf_dma_len;
+
+       first_desc = desc;
+       next_desc = first_desc;
+
+       cppi5_hdesc_get_obuf(first_desc, &buf_dma, &buf_dma_len);
+       k3_udma_glue_tx_cppi5_to_dma_addr(tx_chn->tx_chn, &buf_dma);
+
+       dma_unmap_single(tx_chn->dma_dev, buf_dma, buf_dma_len, DMA_TO_DEVICE);
+
+       next_desc_dma = cppi5_hdesc_get_next_hbdesc(first_desc);
+       k3_udma_glue_tx_cppi5_to_dma_addr(tx_chn->tx_chn, &next_desc_dma);
+       while (next_desc_dma) {
+               next_desc = k3_cppi_desc_pool_dma2virt(tx_chn->desc_pool,
+                                                      next_desc_dma);
+               cppi5_hdesc_get_obuf(next_desc, &buf_dma, &buf_dma_len);
+               k3_udma_glue_tx_cppi5_to_dma_addr(tx_chn->tx_chn, &buf_dma);
+
+               dma_unmap_page(tx_chn->dma_dev, buf_dma, buf_dma_len,
+                              DMA_TO_DEVICE);
+
+               next_desc_dma = cppi5_hdesc_get_next_hbdesc(next_desc);
+               k3_udma_glue_tx_cppi5_to_dma_addr(tx_chn->tx_chn, &next_desc_dma);
+
+               k3_cppi_desc_pool_free(tx_chn->desc_pool, next_desc);
+       }
+
+       k3_cppi_desc_pool_free(tx_chn->desc_pool, first_desc);
+}
+
+static void am65_cpsw_nuss_tx_cleanup(void *data, dma_addr_t desc_dma)
+{
+       struct am65_cpsw_tx_chn *tx_chn = data;
+       struct cppi5_host_desc_t *desc_tx;
+       struct sk_buff *skb;
+       void **swdata;
+
+       desc_tx = k3_cppi_desc_pool_dma2virt(tx_chn->desc_pool, desc_dma);
+       swdata = cppi5_hdesc_get_swdata(desc_tx);
+       skb = *(swdata);
+       am65_cpsw_nuss_xmit_free(tx_chn, desc_tx);
+
+       dev_kfree_skb_any(skb);
+}
+
 static int am65_cpsw_nuss_common_open(struct am65_cpsw_common *common)
 {
        struct am65_cpsw_host *host_p = am65_common_get_host(common);
@@ -470,9 +541,6 @@ static int am65_cpsw_nuss_common_open(struct am65_cpsw_common *common)
        return 0;
 }
 
-static void am65_cpsw_nuss_tx_cleanup(void *data, dma_addr_t desc_dma);
-static void am65_cpsw_nuss_rx_cleanup(void *data, dma_addr_t desc_dma);
-
 static int am65_cpsw_nuss_common_stop(struct am65_cpsw_common *common)
 {
        int i;
@@ -646,27 +714,6 @@ runtime_put:
        return ret;
 }
 
-static void am65_cpsw_nuss_rx_cleanup(void *data, dma_addr_t desc_dma)
-{
-       struct am65_cpsw_rx_chn *rx_chn = data;
-       struct cppi5_host_desc_t *desc_rx;
-       struct sk_buff *skb;
-       dma_addr_t buf_dma;
-       u32 buf_dma_len;
-       void **swdata;
-
-       desc_rx = k3_cppi_desc_pool_dma2virt(rx_chn->desc_pool, desc_dma);
-       swdata = cppi5_hdesc_get_swdata(desc_rx);
-       skb = *swdata;
-       cppi5_hdesc_get_obuf(desc_rx, &buf_dma, &buf_dma_len);
-       k3_udma_glue_rx_cppi5_to_dma_addr(rx_chn->rx_chn, &buf_dma);
-
-       dma_unmap_single(rx_chn->dma_dev, buf_dma, buf_dma_len, DMA_FROM_DEVICE);
-       k3_cppi_desc_pool_free(rx_chn->desc_pool, desc_rx);
-
-       dev_kfree_skb_any(skb);
-}
-
 static void am65_cpsw_nuss_rx_ts(struct sk_buff *skb, u32 *psdata)
 {
        struct skb_shared_hwtstamps *ssh;
@@ -840,56 +887,6 @@ static int am65_cpsw_nuss_rx_poll(struct napi_struct *napi_rx, int budget)
        return num_rx;
 }
 
-static void am65_cpsw_nuss_xmit_free(struct am65_cpsw_tx_chn *tx_chn,
-                                    struct cppi5_host_desc_t *desc)
-{
-       struct cppi5_host_desc_t *first_desc, *next_desc;
-       dma_addr_t buf_dma, next_desc_dma;
-       u32 buf_dma_len;
-
-       first_desc = desc;
-       next_desc = first_desc;
-
-       cppi5_hdesc_get_obuf(first_desc, &buf_dma, &buf_dma_len);
-       k3_udma_glue_tx_cppi5_to_dma_addr(tx_chn->tx_chn, &buf_dma);
-
-       dma_unmap_single(tx_chn->dma_dev, buf_dma, buf_dma_len, DMA_TO_DEVICE);
-
-       next_desc_dma = cppi5_hdesc_get_next_hbdesc(first_desc);
-       k3_udma_glue_tx_cppi5_to_dma_addr(tx_chn->tx_chn, &next_desc_dma);
-       while (next_desc_dma) {
-               next_desc = k3_cppi_desc_pool_dma2virt(tx_chn->desc_pool,
-                                                      next_desc_dma);
-               cppi5_hdesc_get_obuf(next_desc, &buf_dma, &buf_dma_len);
-               k3_udma_glue_tx_cppi5_to_dma_addr(tx_chn->tx_chn, &buf_dma);
-
-               dma_unmap_page(tx_chn->dma_dev, buf_dma, buf_dma_len,
-                              DMA_TO_DEVICE);
-
-               next_desc_dma = cppi5_hdesc_get_next_hbdesc(next_desc);
-               k3_udma_glue_tx_cppi5_to_dma_addr(tx_chn->tx_chn, &next_desc_dma);
-
-               k3_cppi_desc_pool_free(tx_chn->desc_pool, next_desc);
-       }
-
-       k3_cppi_desc_pool_free(tx_chn->desc_pool, first_desc);
-}
-
-static void am65_cpsw_nuss_tx_cleanup(void *data, dma_addr_t desc_dma)
-{
-       struct am65_cpsw_tx_chn *tx_chn = data;
-       struct cppi5_host_desc_t *desc_tx;
-       struct sk_buff *skb;
-       void **swdata;
-
-       desc_tx = k3_cppi_desc_pool_dma2virt(tx_chn->desc_pool, desc_dma);
-       swdata = cppi5_hdesc_get_swdata(desc_tx);
-       skb = *(swdata);
-       am65_cpsw_nuss_xmit_free(tx_chn, desc_tx);
-
-       dev_kfree_skb_any(skb);
-}
-
 static struct sk_buff *
 am65_cpsw_nuss_tx_compl_packet(struct am65_cpsw_tx_chn *tx_chn,
                               dma_addr_t desc_dma)