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path: root/drivers/net/davinci_emac.c
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Diffstat (limited to 'drivers/net/davinci_emac.c')
-rw-r--r--drivers/net/davinci_emac.c31
1 files changed, 12 insertions, 19 deletions
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index f72c56dec33c..e3478314c002 100644
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -164,16 +164,14 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
164# define EMAC_MBP_MCASTCHAN(ch) ((ch) & 0x7) 164# define EMAC_MBP_MCASTCHAN(ch) ((ch) & 0x7)
165 165
166/* EMAC mac_control register */ 166/* EMAC mac_control register */
167#define EMAC_MACCONTROL_TXPTYPE (0x200) 167#define EMAC_MACCONTROL_TXPTYPE BIT(9)
168#define EMAC_MACCONTROL_TXPACEEN (0x40) 168#define EMAC_MACCONTROL_TXPACEEN BIT(6)
169#define EMAC_MACCONTROL_MIIEN (0x20) 169#define EMAC_MACCONTROL_GMIIEN BIT(5)
170#define EMAC_MACCONTROL_GIGABITEN (0x80) 170#define EMAC_MACCONTROL_GIGABITEN BIT(7)
171#define EMAC_MACCONTROL_GIGABITEN_SHIFT (7) 171#define EMAC_MACCONTROL_FULLDUPLEXEN BIT(0)
172#define EMAC_MACCONTROL_FULLDUPLEXEN (0x1)
173#define EMAC_MACCONTROL_RMIISPEED_MASK BIT(15) 172#define EMAC_MACCONTROL_RMIISPEED_MASK BIT(15)
174 173
175/* GIGABIT MODE related bits */ 174/* GIGABIT MODE related bits */
176#define EMAC_DM646X_MACCONTORL_GMIIEN BIT(5)
177#define EMAC_DM646X_MACCONTORL_GIG BIT(7) 175#define EMAC_DM646X_MACCONTORL_GIG BIT(7)
178#define EMAC_DM646X_MACCONTORL_GIGFORCE BIT(17) 176#define EMAC_DM646X_MACCONTORL_GIGFORCE BIT(17)
179 177
@@ -192,10 +190,10 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
192#define EMAC_RX_BUFFER_OFFSET_MASK (0xFFFF) 190#define EMAC_RX_BUFFER_OFFSET_MASK (0xFFFF)
193 191
194/* MAC_IN_VECTOR (0x180) register bit fields */ 192/* MAC_IN_VECTOR (0x180) register bit fields */
195#define EMAC_DM644X_MAC_IN_VECTOR_HOST_INT (0x20000) 193#define EMAC_DM644X_MAC_IN_VECTOR_HOST_INT BIT(17)
196#define EMAC_DM644X_MAC_IN_VECTOR_STATPEND_INT (0x10000) 194#define EMAC_DM644X_MAC_IN_VECTOR_STATPEND_INT BIT(16)
197#define EMAC_DM644X_MAC_IN_VECTOR_RX_INT_VEC (0x0100) 195#define EMAC_DM644X_MAC_IN_VECTOR_RX_INT_VEC BIT(8)
198#define EMAC_DM644X_MAC_IN_VECTOR_TX_INT_VEC (0x01) 196#define EMAC_DM644X_MAC_IN_VECTOR_TX_INT_VEC BIT(0)
199 197
200/** NOTE:: For DM646x the IN_VECTOR has changed */ 198/** NOTE:: For DM646x the IN_VECTOR has changed */
201#define EMAC_DM646X_MAC_IN_VECTOR_RX_INT_VEC BIT(EMAC_DEF_RX_CH) 199#define EMAC_DM646X_MAC_IN_VECTOR_RX_INT_VEC BIT(EMAC_DEF_RX_CH)
@@ -203,7 +201,6 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
203#define EMAC_DM646X_MAC_IN_VECTOR_HOST_INT BIT(26) 201#define EMAC_DM646X_MAC_IN_VECTOR_HOST_INT BIT(26)
204#define EMAC_DM646X_MAC_IN_VECTOR_STATPEND_INT BIT(27) 202#define EMAC_DM646X_MAC_IN_VECTOR_STATPEND_INT BIT(27)
205 203
206
207/* CPPI bit positions */ 204/* CPPI bit positions */
208#define EMAC_CPPI_SOP_BIT BIT(31) 205#define EMAC_CPPI_SOP_BIT BIT(31)
209#define EMAC_CPPI_EOP_BIT BIT(30) 206#define EMAC_CPPI_EOP_BIT BIT(30)
@@ -750,8 +747,7 @@ static void emac_update_phystatus(struct emac_priv *priv)
750 747
751 if (priv->speed == SPEED_1000 && (priv->version == EMAC_VERSION_2)) { 748 if (priv->speed == SPEED_1000 && (priv->version == EMAC_VERSION_2)) {
752 mac_control = emac_read(EMAC_MACCONTROL); 749 mac_control = emac_read(EMAC_MACCONTROL);
753 mac_control |= (EMAC_DM646X_MACCONTORL_GMIIEN | 750 mac_control |= (EMAC_DM646X_MACCONTORL_GIG |
754 EMAC_DM646X_MACCONTORL_GIG |
755 EMAC_DM646X_MACCONTORL_GIGFORCE); 751 EMAC_DM646X_MACCONTORL_GIGFORCE);
756 } else { 752 } else {
757 /* Clear the GIG bit and GIGFORCE bit */ 753 /* Clear the GIG bit and GIGFORCE bit */
@@ -2108,7 +2104,7 @@ static int emac_hw_enable(struct emac_priv *priv)
2108 2104
2109 /* Enable MII */ 2105 /* Enable MII */
2110 val = emac_read(EMAC_MACCONTROL); 2106 val = emac_read(EMAC_MACCONTROL);
2111 val |= (EMAC_MACCONTROL_MIIEN); 2107 val |= (EMAC_MACCONTROL_GMIIEN);
2112 emac_write(EMAC_MACCONTROL, val); 2108 emac_write(EMAC_MACCONTROL, val);
2113 2109
2114 /* Enable NAPI and interrupts */ 2110 /* Enable NAPI and interrupts */
@@ -2140,9 +2136,6 @@ static int emac_poll(struct napi_struct *napi, int budget)
2140 u32 status = 0; 2136 u32 status = 0;
2141 u32 num_pkts = 0; 2137 u32 num_pkts = 0;
2142 2138
2143 if (!netif_running(ndev))
2144 return 0;
2145
2146 /* Check interrupt vectors and call packet processing */ 2139 /* Check interrupt vectors and call packet processing */
2147 status = emac_read(EMAC_MACINVECTOR); 2140 status = emac_read(EMAC_MACINVECTOR);
2148 2141
@@ -2221,7 +2214,7 @@ void emac_poll_controller(struct net_device *ndev)
2221 struct emac_priv *priv = netdev_priv(ndev); 2214 struct emac_priv *priv = netdev_priv(ndev);
2222 2215
2223 emac_int_disable(priv); 2216 emac_int_disable(priv);
2224 emac_irq(ndev->irq, priv); 2217 emac_irq(ndev->irq, ndev);
2225 emac_int_enable(priv); 2218 emac_int_enable(priv);
2226} 2219}
2227#endif 2220#endif