From a105eac4dd424fafdea3a72c270ef9cf9cdc1433 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Thu, 2 Jun 2016 15:34:34 +0200 Subject: kernel: update kernel 4.4 to version 4.4.12 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Álvaro Fernández Rojas --- ...ext-mediatek-add-support-for-IRQ-grouping.patch | 89 ++++++++++------------ 1 file changed, 41 insertions(+), 48 deletions(-) (limited to 'target/linux/mediatek/patches-4.4/0096-net-next-mediatek-add-support-for-IRQ-grouping.patch') diff --git a/target/linux/mediatek/patches-4.4/0096-net-next-mediatek-add-support-for-IRQ-grouping.patch b/target/linux/mediatek/patches-4.4/0096-net-next-mediatek-add-support-for-IRQ-grouping.patch index 01fe771..727073e 100644 --- a/target/linux/mediatek/patches-4.4/0096-net-next-mediatek-add-support-for-IRQ-grouping.patch +++ b/target/linux/mediatek/patches-4.4/0096-net-next-mediatek-add-support-for-IRQ-grouping.patch @@ -15,8 +15,6 @@ Signed-off-by: John Crispin drivers/net/ethernet/mediatek/mtk_eth_soc.h | 15 ++- 2 files changed, 111 insertions(+), 60 deletions(-) -diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c -index c869064..718cbb2 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -905,14 +905,13 @@ release_desc: @@ -36,7 +34,7 @@ index c869064..718cbb2 100644 u32 cpu, dma; static int condition; int i; -@@ -964,63 +963,82 @@ static int mtk_poll_tx(struct mtk_eth *eth, int budget, bool *tx_again) +@@ -964,63 +963,82 @@ static int mtk_poll_tx(struct mtk_eth *e netdev_completed_queue(eth->netdev[i], done, bytes); } @@ -94,23 +92,29 @@ index c869064..718cbb2 100644 + mtk_handle_status_irq(eth); + mtk_w32(eth, MTK_TX_DONE_INT, MTK_QMTK_INT_STATUS); + tx_done = mtk_poll_tx(eth, budget); -+ -+ if (unlikely(netif_msg_intr(eth))) { + + if (unlikely(netif_msg_intr(eth))) { + status = mtk_r32(eth, MTK_QMTK_INT_STATUS); -+ mask = mtk_r32(eth, MTK_QDMA_INT_MASK); + mask = mtk_r32(eth, MTK_QDMA_INT_MASK); +- netdev_info(eth->netdev[0], +- "done tx %d, rx %d, intr 0x%08x/0x%x\n", +- tx_done, rx_done, status, mask); + dev_info(eth->dev, + "done tx %d, intr 0x%08x/0x%x\n", + tx_done, status, mask); -+ } -+ + } + +- if (tx_again || rx_done == budget) + if (tx_done == budget) -+ return budget; -+ -+ status = mtk_r32(eth, MTK_QMTK_INT_STATUS); + return budget; + + status = mtk_r32(eth, MTK_QMTK_INT_STATUS); +- if (status & (tx_intr | rx_intr)) + if (status & MTK_TX_DONE_INT) -+ return budget; -+ -+ napi_complete(napi); + return budget; + + napi_complete(napi); +- mtk_irq_enable(eth, MTK_RX_DONE_INT | MTK_RX_DONE_INT); + mtk_irq_enable(eth, MTK_TX_DONE_INT); + + return tx_done; @@ -125,34 +129,28 @@ index c869064..718cbb2 100644 + mtk_handle_status_irq(eth); + mtk_w32(eth, MTK_RX_DONE_INT, MTK_QMTK_INT_STATUS); + rx_done = mtk_poll_rx(napi, budget, eth); - - if (unlikely(netif_msg_intr(eth))) { ++ ++ if (unlikely(netif_msg_intr(eth))) { + status = mtk_r32(eth, MTK_QMTK_INT_STATUS); - mask = mtk_r32(eth, MTK_QDMA_INT_MASK); -- netdev_info(eth->netdev[0], -- "done tx %d, rx %d, intr 0x%08x/0x%x\n", -- tx_done, rx_done, status, mask); ++ mask = mtk_r32(eth, MTK_QDMA_INT_MASK); + dev_info(eth->dev, + "done rx %d, intr 0x%08x/0x%x\n", + rx_done, status, mask); - } - -- if (tx_again || rx_done == budget) ++ } ++ + if (rx_done == budget) - return budget; - - status = mtk_r32(eth, MTK_QMTK_INT_STATUS); -- if (status & (tx_intr | rx_intr)) ++ return budget; ++ ++ status = mtk_r32(eth, MTK_QMTK_INT_STATUS); + if (status & MTK_RX_DONE_INT) - return budget; - - napi_complete(napi); -- mtk_irq_enable(eth, MTK_RX_DONE_INT | MTK_RX_DONE_INT); ++ return budget; ++ ++ napi_complete(napi); + mtk_irq_enable(eth, MTK_RX_DONE_INT); return rx_done; } -@@ -1256,22 +1274,26 @@ static void mtk_tx_timeout(struct net_device *dev) +@@ -1256,22 +1274,26 @@ static void mtk_tx_timeout(struct net_de schedule_work(ð->pending_work); } @@ -190,7 +188,7 @@ index c869064..718cbb2 100644 return IRQ_HANDLED; } -@@ -1284,7 +1306,7 @@ static void mtk_poll_controller(struct net_device *dev) +@@ -1284,7 +1306,7 @@ static void mtk_poll_controller(struct n u32 int_mask = MTK_TX_DONE_INT | MTK_RX_DONE_INT; mtk_irq_disable(eth, int_mask); @@ -199,7 +197,7 @@ index c869064..718cbb2 100644 mtk_irq_enable(eth, int_mask); } #endif -@@ -1320,6 +1342,7 @@ static int mtk_open(struct net_device *dev) +@@ -1320,6 +1342,7 @@ static int mtk_open(struct net_device *d if (err) return err; @@ -207,7 +205,7 @@ index c869064..718cbb2 100644 napi_enable(ð->rx_napi); mtk_irq_enable(eth, MTK_TX_DONE_INT | MTK_RX_DONE_INT); } -@@ -1368,6 +1391,7 @@ static int mtk_stop(struct net_device *dev) +@@ -1368,6 +1391,7 @@ static int mtk_stop(struct net_device *d return 0; mtk_irq_disable(eth, MTK_TX_DONE_INT | MTK_RX_DONE_INT); @@ -215,7 +213,7 @@ index c869064..718cbb2 100644 napi_disable(ð->rx_napi); mtk_stop_dma(eth, MTK_QDMA_GLO_CFG); -@@ -1405,7 +1429,11 @@ static int __init mtk_hw_init(struct mtk_eth *eth) +@@ -1405,7 +1429,11 @@ static int __init mtk_hw_init(struct mtk /* Enable RX VLan Offloading */ mtk_w32(eth, 1, MTK_CDMP_EG_CTRL); @@ -228,7 +226,7 @@ index c869064..718cbb2 100644 dev_name(eth->dev), eth); if (err) return err; -@@ -1421,7 +1449,11 @@ static int __init mtk_hw_init(struct mtk_eth *eth) +@@ -1421,7 +1449,11 @@ static int __init mtk_hw_init(struct mtk mtk_w32(eth, 0, MTK_RST_GL); /* FE int grouping */ @@ -241,7 +239,7 @@ index c869064..718cbb2 100644 for (i = 0; i < 2; i++) { u32 val = mtk_r32(eth, MTK_GDMA_FWD_CFG(i)); -@@ -1469,7 +1501,9 @@ static void mtk_uninit(struct net_device *dev) +@@ -1469,7 +1501,9 @@ static void mtk_uninit(struct net_device phy_disconnect(mac->phy_dev); mtk_mdio_cleanup(eth); mtk_irq_disable(eth, ~0); @@ -252,7 +250,7 @@ index c869064..718cbb2 100644 } static int mtk_do_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) -@@ -1744,10 +1778,10 @@ static int mtk_add_mac(struct mtk_eth *eth, struct device_node *np) +@@ -1744,10 +1778,10 @@ static int mtk_add_mac(struct mtk_eth *e dev_err(eth->dev, "error bringing up device\n"); goto free_netdev; } @@ -265,7 +263,7 @@ index c869064..718cbb2 100644 return 0; -@@ -1764,6 +1798,7 @@ static int mtk_probe(struct platform_device *pdev) +@@ -1764,6 +1798,7 @@ static int mtk_probe(struct platform_dev struct mtk_soc_data *soc; struct mtk_eth *eth; int err; @@ -273,7 +271,7 @@ index c869064..718cbb2 100644 match = of_match_device(of_mtk_match, &pdev->dev); soc = (struct mtk_soc_data *)match->data; -@@ -1799,10 +1834,12 @@ static int mtk_probe(struct platform_device *pdev) +@@ -1799,10 +1834,12 @@ static int mtk_probe(struct platform_dev return PTR_ERR(eth->rstc); } @@ -290,7 +288,7 @@ index c869064..718cbb2 100644 } eth->clk_ethif = devm_clk_get(&pdev->dev, "ethif"); -@@ -1843,7 +1880,9 @@ static int mtk_probe(struct platform_device *pdev) +@@ -1843,7 +1880,9 @@ static int mtk_probe(struct platform_dev * for NAPI to work */ init_dummy_netdev(ð->dummy_dev); @@ -301,7 +299,7 @@ index c869064..718cbb2 100644 MTK_NAPI_WEIGHT); platform_set_drvdata(pdev, eth); -@@ -1864,6 +1903,7 @@ static int mtk_remove(struct platform_device *pdev) +@@ -1864,6 +1903,7 @@ static int mtk_remove(struct platform_de clk_disable_unprepare(eth->clk_gp1); clk_disable_unprepare(eth->clk_gp2); @@ -309,8 +307,6 @@ index c869064..718cbb2 100644 netif_napi_del(ð->rx_napi); mtk_cleanup(eth); platform_set_drvdata(pdev, NULL); -diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h -index 3159d2a..f82e3ac 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h @@ -68,6 +68,10 @@ @@ -363,6 +359,3 @@ index 3159d2a..f82e3ac 100644 struct napi_struct rx_napi; struct mtk_tx_dma *scratch_ring; dma_addr_t phy_scratch_ring; --- -1.7.10.4 - -- cgit v1.1