Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 1 | /******************************************************************************* |
| 2 | Copyright (C) 2007-2009 STMicroelectronics Ltd |
| 3 | |
| 4 | This program is free software; you can redistribute it and/or modify it |
| 5 | under the terms and conditions of the GNU General Public License, |
| 6 | version 2, as published by the Free Software Foundation. |
| 7 | |
| 8 | This program is distributed in the hope it will be useful, but WITHOUT |
| 9 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 10 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 11 | more details. |
| 12 | |
| 13 | You should have received a copy of the GNU General Public License along with |
| 14 | this program; if not, write to the Free Software Foundation, Inc., |
| 15 | 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. |
| 16 | |
| 17 | The full GNU General Public License is included in this distribution in |
| 18 | the file called "COPYING". |
| 19 | |
| 20 | Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> |
| 21 | *******************************************************************************/ |
| 22 | |
Rayagond Kokatanur | bd4242d | 2012-08-22 21:28:18 +0000 | [diff] [blame] | 23 | #ifndef __STMMAC_H__ |
| 24 | #define __STMMAC_H__ |
| 25 | |
Giuseppe CAVALLARO | bfab27a | 2011-12-21 03:58:19 +0000 | [diff] [blame] | 26 | #define STMMAC_RESOURCE_NAME "stmmaceth" |
Giuseppe CAVALLARO | 94fbbbf | 2013-03-26 04:43:12 +0000 | [diff] [blame] | 27 | #define DRV_MODULE_VERSION "March_2013" |
Giuseppe CAVALLARO | ba1377ff | 2012-04-04 04:33:25 +0000 | [diff] [blame] | 28 | |
| 29 | #include <linux/clk.h> |
Giuseppe CAVALLARO | ee7946a | 2010-01-06 23:07:14 +0000 | [diff] [blame] | 30 | #include <linux/stmmac.h> |
Giuseppe CAVALLARO | 286a837 | 2011-10-18 00:01:24 +0000 | [diff] [blame] | 31 | #include <linux/phy.h> |
Giuseppe CAVALLARO | 33d5e33 | 2012-06-07 19:25:07 +0000 | [diff] [blame] | 32 | #include <linux/pci.h> |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 33 | #include "common.h" |
Rayagond Kokatanur | 92ba688 | 2013-03-26 04:43:11 +0000 | [diff] [blame] | 34 | #include <linux/ptp_clock_kernel.h> |
Chen-Yu Tsai | c5e4ddb | 2014-01-17 21:24:41 +0800 | [diff] [blame] | 35 | #include <linux/reset.h> |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 36 | |
Giuseppe CAVALLARO | 362b37b | 2014-08-27 11:27:00 +0200 | [diff] [blame^] | 37 | struct stmmac_tx_info { |
| 38 | dma_addr_t buf; |
| 39 | bool map_as_page; |
| 40 | }; |
| 41 | |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 42 | struct stmmac_priv { |
| 43 | /* Frequently used values are kept adjacent for cache effect */ |
Giuseppe CAVALLARO | 1bb6dea | 2013-04-08 02:10:02 +0000 | [diff] [blame] | 44 | struct dma_extended_desc *dma_etx ____cacheline_aligned_in_smp; |
| 45 | struct dma_desc *dma_tx; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 46 | struct sk_buff **tx_skbuff; |
| 47 | unsigned int cur_tx; |
| 48 | unsigned int dirty_tx; |
| 49 | unsigned int dma_tx_size; |
Giuseppe CAVALLARO | 1bb6dea | 2013-04-08 02:10:02 +0000 | [diff] [blame] | 50 | u32 tx_count_frames; |
| 51 | u32 tx_coal_frames; |
| 52 | u32 tx_coal_timer; |
Giuseppe CAVALLARO | 362b37b | 2014-08-27 11:27:00 +0200 | [diff] [blame^] | 53 | struct stmmac_tx_info *tx_skbuff_dma; |
Giuseppe CAVALLARO | 1bb6dea | 2013-04-08 02:10:02 +0000 | [diff] [blame] | 54 | dma_addr_t dma_tx_phy; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 55 | int tx_coalesce; |
Giuseppe CAVALLARO | 1bb6dea | 2013-04-08 02:10:02 +0000 | [diff] [blame] | 56 | int hwts_tx_en; |
| 57 | spinlock_t tx_lock; |
| 58 | bool tx_path_in_lpi_mode; |
| 59 | struct timer_list txtimer; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 60 | |
Giuseppe CAVALLARO | 1bb6dea | 2013-04-08 02:10:02 +0000 | [diff] [blame] | 61 | struct dma_desc *dma_rx ____cacheline_aligned_in_smp; |
| 62 | struct dma_extended_desc *dma_erx; |
| 63 | struct sk_buff **rx_skbuff; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 64 | unsigned int cur_rx; |
| 65 | unsigned int dirty_rx; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 66 | unsigned int dma_rx_size; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 67 | unsigned int dma_buf_sz; |
Giuseppe CAVALLARO | 1bb6dea | 2013-04-08 02:10:02 +0000 | [diff] [blame] | 68 | u32 rx_riwt; |
| 69 | int hwts_rx_en; |
| 70 | dma_addr_t *rx_skbuff_dma; |
| 71 | dma_addr_t dma_rx_phy; |
| 72 | |
| 73 | struct napi_struct napi ____cacheline_aligned_in_smp; |
| 74 | |
| 75 | void __iomem *ioaddr; |
| 76 | struct net_device *dev; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 77 | struct device *device; |
Giuseppe CAVALLARO | db98a0b | 2010-01-06 23:07:17 +0000 | [diff] [blame] | 78 | struct mac_device_info *hw; |
Giuseppe CAVALLARO | 1bb6dea | 2013-04-08 02:10:02 +0000 | [diff] [blame] | 79 | spinlock_t lock; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 80 | |
Giuseppe CAVALLARO | 1bb6dea | 2013-04-08 02:10:02 +0000 | [diff] [blame] | 81 | struct phy_device *phydev ____cacheline_aligned_in_smp; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 82 | int oldlink; |
| 83 | int speed; |
| 84 | int oldduplex; |
| 85 | unsigned int flow_ctrl; |
| 86 | unsigned int pause; |
| 87 | struct mii_bus *mii; |
Giuseppe CAVALLARO | 36bcfe7 | 2011-07-20 00:05:23 +0000 | [diff] [blame] | 88 | int mii_irq[PHY_MAX_ADDR]; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 89 | |
Giuseppe CAVALLARO | 1bb6dea | 2013-04-08 02:10:02 +0000 | [diff] [blame] | 90 | struct stmmac_extra_stats xstats ____cacheline_aligned_in_smp; |
| 91 | struct plat_stmmacenet_data *plat; |
| 92 | struct dma_features dma_cap; |
| 93 | struct stmmac_counters mmc; |
| 94 | int hw_cap_support; |
| 95 | int synopsys_id; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 96 | u32 msg_enable; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 97 | int wolopts; |
Deepak Sikri | 3172d3a | 2011-09-01 21:51:37 +0000 | [diff] [blame] | 98 | int wol_irq; |
Giuseppe CAVALLARO | ba1377ff | 2012-04-04 04:33:25 +0000 | [diff] [blame] | 99 | struct clk *stmmac_clk; |
Chen-Yu Tsai | c5e4ddb | 2014-01-17 21:24:41 +0800 | [diff] [blame] | 100 | struct reset_control *stmmac_rst; |
Giuseppe CAVALLARO | cd7201f | 2012-04-04 04:33:27 +0000 | [diff] [blame] | 101 | int clk_csr; |
Giuseppe CAVALLARO | d765955 | 2012-06-27 21:14:37 +0000 | [diff] [blame] | 102 | struct timer_list eee_ctrl_timer; |
Giuseppe CAVALLARO | d765955 | 2012-06-27 21:14:37 +0000 | [diff] [blame] | 103 | int lpi_irq; |
| 104 | int eee_enabled; |
| 105 | int eee_active; |
| 106 | int tx_lpi_timer; |
Giuseppe CAVALLARO | 1bb6dea | 2013-04-08 02:10:02 +0000 | [diff] [blame] | 107 | int pcs; |
Giuseppe CAVALLARO | 4a7d666 | 2013-03-26 04:43:05 +0000 | [diff] [blame] | 108 | unsigned int mode; |
Giuseppe CAVALLARO | c24602e | 2013-03-26 04:43:06 +0000 | [diff] [blame] | 109 | int extend_desc; |
Rayagond Kokatanur | 92ba688 | 2013-03-26 04:43:11 +0000 | [diff] [blame] | 110 | struct ptp_clock *ptp_clock; |
| 111 | struct ptp_clock_info ptp_clock_ops; |
Giuseppe CAVALLARO | 1bb6dea | 2013-04-08 02:10:02 +0000 | [diff] [blame] | 112 | unsigned int default_addend; |
Giuseppe CAVALLARO | 5566401 | 2014-08-27 10:37:49 +0200 | [diff] [blame] | 113 | struct clk *clk_ptp_ref; |
| 114 | unsigned int clk_ptp_rate; |
Giuseppe CAVALLARO | 1bb6dea | 2013-04-08 02:10:02 +0000 | [diff] [blame] | 115 | u32 adv_ts; |
| 116 | int use_riwt; |
Srinivas Kandagatla | 89f7f2c | 2014-01-16 10:53:00 +0000 | [diff] [blame] | 117 | int irq_wake; |
Rayagond Kokatanur | 92ba688 | 2013-03-26 04:43:11 +0000 | [diff] [blame] | 118 | spinlock_t ptp_lock; |
Giuseppe Cavallaro | 47dd7a5 | 2009-10-14 15:13:45 -0700 | [diff] [blame] | 119 | }; |
| 120 | |
Joe Perches | d6cc64e | 2013-09-23 11:37:59 -0700 | [diff] [blame] | 121 | int stmmac_mdio_unregister(struct net_device *ndev); |
| 122 | int stmmac_mdio_register(struct net_device *ndev); |
Srinivas Kandagatla | 073752a | 2014-01-16 10:52:27 +0000 | [diff] [blame] | 123 | int stmmac_mdio_reset(struct mii_bus *mii); |
Joe Perches | d6cc64e | 2013-09-23 11:37:59 -0700 | [diff] [blame] | 124 | void stmmac_set_ethtool_ops(struct net_device *netdev); |
stephen hemminger | cadb792 | 2010-10-13 14:51:25 +0000 | [diff] [blame] | 125 | extern const struct stmmac_desc_ops enh_desc_ops; |
| 126 | extern const struct stmmac_desc_ops ndesc_ops; |
Rayagond Kokatanur | 891434b | 2013-03-26 04:43:10 +0000 | [diff] [blame] | 127 | extern const struct stmmac_hwtimestamp stmmac_ptp; |
Joe Perches | d6cc64e | 2013-09-23 11:37:59 -0700 | [diff] [blame] | 128 | int stmmac_ptp_register(struct stmmac_priv *priv); |
| 129 | void stmmac_ptp_unregister(struct stmmac_priv *priv); |
Giuseppe CAVALLARO | bfab27a | 2011-12-21 03:58:19 +0000 | [diff] [blame] | 130 | int stmmac_resume(struct net_device *ndev); |
| 131 | int stmmac_suspend(struct net_device *ndev); |
| 132 | int stmmac_dvr_remove(struct net_device *ndev); |
| 133 | struct stmmac_priv *stmmac_dvr_probe(struct device *device, |
Giuseppe CAVALLARO | cf3f047 | 2012-02-15 00:10:39 +0000 | [diff] [blame] | 134 | struct plat_stmmacenet_data *plat_dat, |
| 135 | void __iomem *addr); |
Giuseppe CAVALLARO | d765955 | 2012-06-27 21:14:37 +0000 | [diff] [blame] | 136 | void stmmac_disable_eee_mode(struct stmmac_priv *priv); |
| 137 | bool stmmac_eee_init(struct stmmac_priv *priv); |
Giuseppe CAVALLARO | ba1377ff | 2012-04-04 04:33:25 +0000 | [diff] [blame] | 138 | |
Giuseppe CAVALLARO | 33d5e33 | 2012-06-07 19:25:07 +0000 | [diff] [blame] | 139 | #ifdef CONFIG_STMMAC_PLATFORM |
Chen-Yu Tsai | af0bd4e | 2014-01-17 21:24:47 +0800 | [diff] [blame] | 140 | #ifdef CONFIG_DWMAC_SUNXI |
| 141 | extern const struct stmmac_of_data sun7i_gmac_data; |
| 142 | #endif |
Srinivas Kandagatla | d15891c | 2014-02-11 09:59:57 +0000 | [diff] [blame] | 143 | #ifdef CONFIG_DWMAC_STI |
| 144 | extern const struct stmmac_of_data sti_gmac_data; |
| 145 | #endif |
Dinh Nguyen | 801d233 | 2014-03-26 22:45:10 -0500 | [diff] [blame] | 146 | #ifdef CONFIG_DWMAC_SOCFPGA |
| 147 | extern const struct stmmac_of_data socfpga_gmac_data; |
| 148 | #endif |
Giuseppe CAVALLARO | 33d5e33 | 2012-06-07 19:25:07 +0000 | [diff] [blame] | 149 | extern struct platform_driver stmmac_pltfr_driver; |
| 150 | static inline int stmmac_register_platform(void) |
| 151 | { |
| 152 | int err; |
| 153 | |
| 154 | err = platform_driver_register(&stmmac_pltfr_driver); |
| 155 | if (err) |
| 156 | pr_err("stmmac: failed to register the platform driver\n"); |
| 157 | |
| 158 | return err; |
| 159 | } |
Giuseppe CAVALLARO | ceb69499 | 2013-04-08 02:10:01 +0000 | [diff] [blame] | 160 | |
Giuseppe CAVALLARO | 33d5e33 | 2012-06-07 19:25:07 +0000 | [diff] [blame] | 161 | static inline void stmmac_unregister_platform(void) |
| 162 | { |
Konstantin Khlebnikov | 493682b | 2012-12-14 01:02:51 +0000 | [diff] [blame] | 163 | platform_driver_unregister(&stmmac_pltfr_driver); |
Giuseppe CAVALLARO | 33d5e33 | 2012-06-07 19:25:07 +0000 | [diff] [blame] | 164 | } |
| 165 | #else |
| 166 | static inline int stmmac_register_platform(void) |
| 167 | { |
| 168 | pr_debug("stmmac: do not register the platf driver\n"); |
| 169 | |
Konstantin Khlebnikov | 493682b | 2012-12-14 01:02:51 +0000 | [diff] [blame] | 170 | return 0; |
Giuseppe CAVALLARO | 33d5e33 | 2012-06-07 19:25:07 +0000 | [diff] [blame] | 171 | } |
Giuseppe CAVALLARO | ceb69499 | 2013-04-08 02:10:01 +0000 | [diff] [blame] | 172 | |
Giuseppe CAVALLARO | 33d5e33 | 2012-06-07 19:25:07 +0000 | [diff] [blame] | 173 | static inline void stmmac_unregister_platform(void) |
| 174 | { |
| 175 | } |
| 176 | #endif /* CONFIG_STMMAC_PLATFORM */ |
| 177 | |
| 178 | #ifdef CONFIG_STMMAC_PCI |
| 179 | extern struct pci_driver stmmac_pci_driver; |
| 180 | static inline int stmmac_register_pci(void) |
| 181 | { |
| 182 | int err; |
| 183 | |
| 184 | err = pci_register_driver(&stmmac_pci_driver); |
| 185 | if (err) |
| 186 | pr_err("stmmac: failed to register the PCI driver\n"); |
| 187 | |
| 188 | return err; |
| 189 | } |
Giuseppe CAVALLARO | ceb69499 | 2013-04-08 02:10:01 +0000 | [diff] [blame] | 190 | |
Giuseppe CAVALLARO | 33d5e33 | 2012-06-07 19:25:07 +0000 | [diff] [blame] | 191 | static inline void stmmac_unregister_pci(void) |
| 192 | { |
| 193 | pci_unregister_driver(&stmmac_pci_driver); |
| 194 | } |
| 195 | #else |
| 196 | static inline int stmmac_register_pci(void) |
| 197 | { |
| 198 | pr_debug("stmmac: do not register the PCI driver\n"); |
| 199 | |
Konstantin Khlebnikov | 493682b | 2012-12-14 01:02:51 +0000 | [diff] [blame] | 200 | return 0; |
Giuseppe CAVALLARO | 33d5e33 | 2012-06-07 19:25:07 +0000 | [diff] [blame] | 201 | } |
Giuseppe CAVALLARO | ceb69499 | 2013-04-08 02:10:01 +0000 | [diff] [blame] | 202 | |
Giuseppe CAVALLARO | 33d5e33 | 2012-06-07 19:25:07 +0000 | [diff] [blame] | 203 | static inline void stmmac_unregister_pci(void) |
| 204 | { |
| 205 | } |
| 206 | #endif /* CONFIG_STMMAC_PCI */ |
Rayagond Kokatanur | bd4242d | 2012-08-22 21:28:18 +0000 | [diff] [blame] | 207 | |
| 208 | #endif /* __STMMAC_H__ */ |