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6a1fef6d00
With recent changes to the driver(switch to new cpdma layer),
the support for buffer descriptor address translation logic
is broken. This affects platforms where the physical address of
the descriptors as seen by the DMA engine is different from the
physical address.
Original Patch adding translation logic support:
Commit: ad021ae886
Signed-off-by: Sriramakrishnan A G <srk@ti.com>
Tested-By: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
51 lines
1.1 KiB
C
51 lines
1.1 KiB
C
/*
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* TI DaVinci EMAC platform support
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*
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* Author: Kevin Hilman, Deep Root Systems, LLC
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*
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* 2007 (c) Deep Root Systems, LLC. This file is licensed under
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* the terms of the GNU General Public License version 2. This program
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* is licensed "as is" without any warranty of any kind, whether express
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* or implied.
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*/
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#ifndef _LINUX_DAVINCI_EMAC_H
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#define _LINUX_DAVINCI_EMAC_H
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#include <linux/if_ether.h>
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#include <linux/memory.h>
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struct mdio_platform_data {
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unsigned long bus_freq;
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};
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struct emac_platform_data {
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char mac_addr[ETH_ALEN];
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u32 ctrl_reg_offset;
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u32 ctrl_mod_reg_offset;
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u32 ctrl_ram_offset;
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u32 hw_ram_addr;
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u32 ctrl_ram_size;
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/*
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* phy_id can be one of the following:
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* - NULL : use the first phy on the bus,
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* - "" : force to 100/full, no mdio control
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* - "<bus>:<addr>" : use the specified bus and phy
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*/
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const char *phy_id;
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u8 rmii_en;
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u8 version;
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bool no_bd_ram;
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void (*interrupt_enable) (void);
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void (*interrupt_disable) (void);
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};
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enum {
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EMAC_VERSION_1, /* DM644x */
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EMAC_VERSION_2, /* DM646x */
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};
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void davinci_get_mac_addr(struct memory_accessor *mem_acc, void *context);
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#endif
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