diff options
author | Ralf Baechle <ralf@linux-mips.org> | 2005-10-10 09:50:56 -0400 |
---|---|---|
committer | Jeff Garzik <jgarzik@pobox.com> | 2005-10-18 18:03:47 -0400 |
commit | 302a5c4b3d4d6aff7772a4b3431bb772586e6011 (patch) | |
tree | 0f08e4c1419dae13e86039b53db2271d57bde4e3 | |
parent | 2891439e7378e35534d7eb32f77671dc4d61db4c (diff) |
[PATCH] sgiseeq: Configure PIO and DMA timing requests.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
drivers/net/sgiseeq.c | 28 ++++++++++++++--------------
include/asm-mips/sgi/hpc3.h | 40 ++++++++++++++++++++--------------------
2 files changed, 34 insertions(+), 34 deletions(-)
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
-rw-r--r-- | drivers/net/sgiseeq.c | 28 | ||||
-rw-r--r-- | include/asm-mips/sgi/hpc3.h | 40 |
2 files changed, 34 insertions, 34 deletions
diff --git a/drivers/net/sgiseeq.c b/drivers/net/sgiseeq.c index a9d2e4fd0aec..a4614df38a90 100644 --- a/drivers/net/sgiseeq.c +++ b/drivers/net/sgiseeq.c | |||
@@ -32,8 +32,6 @@ | |||
32 | 32 | ||
33 | #include "sgiseeq.h" | 33 | #include "sgiseeq.h" |
34 | 34 | ||
35 | static char *version = "sgiseeq.c: David S. Miller (dm@engr.sgi.com)\n"; | ||
36 | |||
37 | static char *sgiseeqstr = "SGI Seeq8003"; | 35 | static char *sgiseeqstr = "SGI Seeq8003"; |
38 | 36 | ||
39 | /* | 37 | /* |
@@ -113,9 +111,9 @@ static struct net_device *root_sgiseeq_dev; | |||
113 | 111 | ||
114 | static inline void hpc3_eth_reset(struct hpc3_ethregs *hregs) | 112 | static inline void hpc3_eth_reset(struct hpc3_ethregs *hregs) |
115 | { | 113 | { |
116 | hregs->rx_reset = HPC3_ERXRST_CRESET | HPC3_ERXRST_CLRIRQ; | 114 | hregs->reset = HPC3_ERST_CRESET | HPC3_ERST_CLRIRQ; |
117 | udelay(20); | 115 | udelay(20); |
118 | hregs->rx_reset = 0; | 116 | hregs->reset = 0; |
119 | } | 117 | } |
120 | 118 | ||
121 | static inline void reset_hpc3_and_seeq(struct hpc3_ethregs *hregs, | 119 | static inline void reset_hpc3_and_seeq(struct hpc3_ethregs *hregs, |
@@ -252,7 +250,6 @@ void sgiseeq_dump_rings(void) | |||
252 | 250 | ||
253 | #define TSTAT_INIT_SEEQ (SEEQ_TCMD_IPT|SEEQ_TCMD_I16|SEEQ_TCMD_IC|SEEQ_TCMD_IUF) | 251 | #define TSTAT_INIT_SEEQ (SEEQ_TCMD_IPT|SEEQ_TCMD_I16|SEEQ_TCMD_IC|SEEQ_TCMD_IUF) |
254 | #define TSTAT_INIT_EDLC ((TSTAT_INIT_SEEQ) | SEEQ_TCMD_RB2) | 252 | #define TSTAT_INIT_EDLC ((TSTAT_INIT_SEEQ) | SEEQ_TCMD_RB2) |
255 | #define RDMACFG_INIT (HPC3_ERXDCFG_FRXDC | HPC3_ERXDCFG_FEOP | HPC3_ERXDCFG_FIRQ) | ||
256 | 253 | ||
257 | static int init_seeq(struct net_device *dev, struct sgiseeq_private *sp, | 254 | static int init_seeq(struct net_device *dev, struct sgiseeq_private *sp, |
258 | struct sgiseeq_regs *sregs) | 255 | struct sgiseeq_regs *sregs) |
@@ -274,8 +271,6 @@ static int init_seeq(struct net_device *dev, struct sgiseeq_private *sp, | |||
274 | sregs->tstat = TSTAT_INIT_SEEQ; | 271 | sregs->tstat = TSTAT_INIT_SEEQ; |
275 | } | 272 | } |
276 | 273 | ||
277 | hregs->rx_dconfig |= RDMACFG_INIT; | ||
278 | |||
279 | hregs->rx_ndptr = CPHYSADDR(sp->rx_desc); | 274 | hregs->rx_ndptr = CPHYSADDR(sp->rx_desc); |
280 | hregs->tx_ndptr = CPHYSADDR(sp->tx_desc); | 275 | hregs->tx_ndptr = CPHYSADDR(sp->tx_desc); |
281 | 276 | ||
@@ -446,7 +441,7 @@ static irqreturn_t sgiseeq_interrupt(int irq, void *dev_id, struct pt_regs *regs | |||
446 | spin_lock(&sp->tx_lock); | 441 | spin_lock(&sp->tx_lock); |
447 | 442 | ||
448 | /* Ack the IRQ and set software state. */ | 443 | /* Ack the IRQ and set software state. */ |
449 | hregs->rx_reset = HPC3_ERXRST_CLRIRQ; | 444 | hregs->reset = HPC3_ERST_CLRIRQ; |
450 | 445 | ||
451 | /* Always check for received packets. */ | 446 | /* Always check for received packets. */ |
452 | sgiseeq_rx(dev, sp, hregs, sregs); | 447 | sgiseeq_rx(dev, sp, hregs, sregs); |
@@ -646,7 +641,7 @@ static inline void setup_rx_ring(struct sgiseeq_rx_desc *buf, int nbufs) | |||
646 | 641 | ||
647 | #define ALIGNED(x) ((((unsigned long)(x)) + 0xf) & ~(0xf)) | 642 | #define ALIGNED(x) ((((unsigned long)(x)) + 0xf) & ~(0xf)) |
648 | 643 | ||
649 | static int sgiseeq_init(struct hpc3_regs* regs, int irq) | 644 | static int sgiseeq_init(struct hpc3_regs* hpcregs, int irq) |
650 | { | 645 | { |
651 | struct sgiseeq_init_block *sr; | 646 | struct sgiseeq_init_block *sr; |
652 | struct sgiseeq_private *sp; | 647 | struct sgiseeq_private *sp; |
@@ -682,8 +677,8 @@ static int sgiseeq_init(struct hpc3_regs* regs, int irq) | |||
682 | gpriv = sp; | 677 | gpriv = sp; |
683 | gdev = dev; | 678 | gdev = dev; |
684 | #endif | 679 | #endif |
685 | sp->sregs = (struct sgiseeq_regs *) &hpc3c0->eth_ext[0]; | 680 | sp->sregs = (struct sgiseeq_regs *) &hpcregs->eth_ext[0]; |
686 | sp->hregs = &hpc3c0->ethregs; | 681 | sp->hregs = &hpcregs->ethregs; |
687 | sp->name = sgiseeqstr; | 682 | sp->name = sgiseeqstr; |
688 | sp->mode = SEEQ_RCMD_RBCAST; | 683 | sp->mode = SEEQ_RCMD_RBCAST; |
689 | 684 | ||
@@ -700,6 +695,11 @@ static int sgiseeq_init(struct hpc3_regs* regs, int irq) | |||
700 | setup_rx_ring(sp->rx_desc, SEEQ_RX_BUFFERS); | 695 | setup_rx_ring(sp->rx_desc, SEEQ_RX_BUFFERS); |
701 | setup_tx_ring(sp->tx_desc, SEEQ_TX_BUFFERS); | 696 | setup_tx_ring(sp->tx_desc, SEEQ_TX_BUFFERS); |
702 | 697 | ||
698 | /* Setup PIO and DMA transfer timing */ | ||
699 | sp->hregs->pconfig = 0x161; | ||
700 | sp->hregs->dconfig = HPC3_EDCFG_FIRQ | HPC3_EDCFG_FEOP | | ||
701 | HPC3_EDCFG_FRXDC | HPC3_EDCFG_PTO | 0x026; | ||
702 | |||
703 | /* Reset the chip. */ | 703 | /* Reset the chip. */ |
704 | hpc3_eth_reset(sp->hregs); | 704 | hpc3_eth_reset(sp->hregs); |
705 | 705 | ||
@@ -726,7 +726,7 @@ static int sgiseeq_init(struct hpc3_regs* regs, int irq) | |||
726 | goto err_out_free_page; | 726 | goto err_out_free_page; |
727 | } | 727 | } |
728 | 728 | ||
729 | printk(KERN_INFO "%s: SGI Seeq8003 ", dev->name); | 729 | printk(KERN_INFO "%s: %s ", dev->name, sgiseeqstr); |
730 | for (i = 0; i < 6; i++) | 730 | for (i = 0; i < 6; i++) |
731 | printk("%2.2x%c", dev->dev_addr[i], i == 5 ? '\n' : ':'); | 731 | printk("%2.2x%c", dev->dev_addr[i], i == 5 ? '\n' : ':'); |
732 | 732 | ||
@@ -746,8 +746,6 @@ err_out: | |||
746 | 746 | ||
747 | static int __init sgiseeq_probe(void) | 747 | static int __init sgiseeq_probe(void) |
748 | { | 748 | { |
749 | printk(version); | ||
750 | |||
751 | /* On board adapter on 1st HPC is always present */ | 749 | /* On board adapter on 1st HPC is always present */ |
752 | return sgiseeq_init(hpc3c0, SGI_ENET_IRQ); | 750 | return sgiseeq_init(hpc3c0, SGI_ENET_IRQ); |
753 | } | 751 | } |
@@ -769,4 +767,6 @@ static void __exit sgiseeq_exit(void) | |||
769 | module_init(sgiseeq_probe); | 767 | module_init(sgiseeq_probe); |
770 | module_exit(sgiseeq_exit); | 768 | module_exit(sgiseeq_exit); |
771 | 769 | ||
770 | MODULE_DESCRIPTION("SGI Seeq 8003 driver"); | ||
771 | MODULE_AUTHOR("Linux/MIPS Mailing List <linux-mips@linux-mips.org>"); | ||
772 | MODULE_LICENSE("GPL"); | 772 | MODULE_LICENSE("GPL"); |
diff --git a/include/asm-mips/sgi/hpc3.h b/include/asm-mips/sgi/hpc3.h index ac3dfc7af5b0..fcec52bafb25 100644 --- a/include/asm-mips/sgi/hpc3.h +++ b/include/asm-mips/sgi/hpc3.h | |||
@@ -128,26 +128,26 @@ struct hpc3_ethregs { | |||
128 | volatile u32 rx_gfptr; /* current GIO fifo ptr */ | 128 | volatile u32 rx_gfptr; /* current GIO fifo ptr */ |
129 | volatile u32 rx_dfptr; /* current device fifo ptr */ | 129 | volatile u32 rx_dfptr; /* current device fifo ptr */ |
130 | u32 _unused1; /* padding */ | 130 | u32 _unused1; /* padding */ |
131 | volatile u32 rx_reset; /* reset register */ | 131 | volatile u32 reset; /* reset register */ |
132 | #define HPC3_ERXRST_CRESET 0x1 /* Reset dma channel and external controller */ | 132 | #define HPC3_ERST_CRESET 0x1 /* Reset dma channel and external controller */ |
133 | #define HPC3_ERXRST_CLRIRQ 0x2 /* Clear channel interrupt */ | 133 | #define HPC3_ERST_CLRIRQ 0x2 /* Clear channel interrupt */ |
134 | #define HPC3_ERXRST_LBACK 0x4 /* Enable diagnostic loopback mode of Seeq8003 */ | 134 | #define HPC3_ERST_LBACK 0x4 /* Enable diagnostic loopback mode of Seeq8003 */ |
135 | 135 | ||
136 | volatile u32 rx_dconfig; /* DMA configuration register */ | 136 | volatile u32 dconfig; /* DMA configuration register */ |
137 | #define HPC3_ERXDCFG_D1 0x0000f /* Cycles to spend in D1 state for PIO */ | 137 | #define HPC3_EDCFG_D1 0x0000f /* Cycles to spend in D1 state for PIO */ |
138 | #define HPC3_ERXDCFG_D2 0x000f0 /* Cycles to spend in D2 state for PIO */ | 138 | #define HPC3_EDCFG_D2 0x000f0 /* Cycles to spend in D2 state for PIO */ |
139 | #define HPC3_ERXDCFG_D3 0x00f00 /* Cycles to spend in D3 state for PIO */ | 139 | #define HPC3_EDCFG_D3 0x00f00 /* Cycles to spend in D3 state for PIO */ |
140 | #define HPC3_ERXDCFG_WCTRL 0x01000 /* Enable writes of desc into ex ctrl port */ | 140 | #define HPC3_EDCFG_WCTRL 0x01000 /* Enable writes of desc into ex ctrl port */ |
141 | #define HPC3_ERXDCFG_FRXDC 0x02000 /* Clear eop stat bits upon rxdc, hw seeq fix */ | 141 | #define HPC3_EDCFG_FRXDC 0x02000 /* Clear eop stat bits upon rxdc, hw seeq fix */ |
142 | #define HPC3_ERXDCFG_FEOP 0x04000 /* Bad packet marker timeout enable */ | 142 | #define HPC3_EDCFG_FEOP 0x04000 /* Bad packet marker timeout enable */ |
143 | #define HPC3_ERXDCFG_FIRQ 0x08000 /* Another bad packet timeout enable */ | 143 | #define HPC3_EDCFG_FIRQ 0x08000 /* Another bad packet timeout enable */ |
144 | #define HPC3_ERXDCFG_PTO 0x30000 /* Programmed timeout value for above two */ | 144 | #define HPC3_EDCFG_PTO 0x30000 /* Programmed timeout value for above two */ |
145 | 145 | ||
146 | volatile u32 rx_pconfig; /* PIO configuration register */ | 146 | volatile u32 pconfig; /* PIO configuration register */ |
147 | #define HPC3_ERXPCFG_P1 0x000f /* Cycles to spend in P1 state for PIO */ | 147 | #define HPC3_EPCFG_P1 0x000f /* Cycles to spend in P1 state for PIO */ |
148 | #define HPC3_ERXPCFG_P2 0x00f0 /* Cycles to spend in P2 state for PIO */ | 148 | #define HPC3_EPCFG_P2 0x00f0 /* Cycles to spend in P2 state for PIO */ |
149 | #define HPC3_ERXPCFG_P3 0x0f00 /* Cycles to spend in P3 state for PIO */ | 149 | #define HPC3_EPCFG_P3 0x0f00 /* Cycles to spend in P3 state for PIO */ |
150 | #define HPC3_ERXPCFG_TST 0x1000 /* Diagnistic ram test feature bit */ | 150 | #define HPC3_EPCFG_TST 0x1000 /* Diagnistic ram test feature bit */ |
151 | 151 | ||
152 | u32 _unused2[0x1000/4 - 8]; /* padding */ | 152 | u32 _unused2[0x1000/4 - 8]; /* padding */ |
153 | 153 | ||