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e1000e: remove no longer used e1000e_read_nvm_spi

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This function is no longer used now that 82573 uses the eerd
read method as well. Thanks to Adrian Bunk for pointing this out.

Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Auke Kok
2008-03-21 11:06:47 -07:00
committed by Jeff Garzik
parent a9340b86f0
commit 67d204a532
2 changed files with 0 additions and 57 deletions
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1
drivers/net/e1000e/e1000.h
View File

@@ -462,7 +462,6 @@ extern s32 e1000e_acquire_nvm(struct e1000_hw *hw);
extern s32 e1000e_write_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); extern s32 e1000e_write_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
extern s32 e1000e_update_nvm_checksum_generic(struct e1000_hw *hw); extern s32 e1000e_update_nvm_checksum_generic(struct e1000_hw *hw);
extern s32 e1000e_poll_eerd_eewr_done(struct e1000_hw *hw, int ee_reg); extern s32 e1000e_poll_eerd_eewr_done(struct e1000_hw *hw, int ee_reg);
extern s32 e1000e_read_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
extern s32 e1000e_read_nvm_eerd(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); extern s32 e1000e_read_nvm_eerd(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
extern s32 e1000e_validate_nvm_checksum_generic(struct e1000_hw *hw); extern s32 e1000e_validate_nvm_checksum_generic(struct e1000_hw *hw);
extern void e1000e_release_nvm(struct e1000_hw *hw); extern void e1000e_release_nvm(struct e1000_hw *hw);

56
drivers/net/e1000e/lib.c
View File

@@ -1851,62 +1851,6 @@ static s32 e1000_ready_nvm_eeprom(struct e1000_hw *hw)
return 0; return 0;
} }
/**
* e1000e_read_nvm_spi - Reads EEPROM using SPI
* @hw: pointer to the HW structure
* @offset: offset of word in the EEPROM to read
* @words: number of words to read
* @data: word read from the EEPROM
*
* Reads a 16 bit word from the EEPROM.
**/
s32 e1000e_read_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
{
struct e1000_nvm_info *nvm = &hw->nvm;
u32 i = 0;
s32 ret_val;
u16 word_in;
u8 read_opcode = NVM_READ_OPCODE_SPI;
/* A check for invalid values: offset too large, too many words,
* and not enough words. */
if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) ||
(words == 0)) {
hw_dbg(hw, "nvm parameter(s) out of bounds\n");
return -E1000_ERR_NVM;
}
ret_val = nvm->ops.acquire_nvm(hw);
if (ret_val)
return ret_val;
ret_val = e1000_ready_nvm_eeprom(hw);
if (ret_val) {
nvm->ops.release_nvm(hw);
return ret_val;
}
e1000_standby_nvm(hw);
if ((nvm->address_bits == 8) && (offset >= 128))
read_opcode |= NVM_A8_OPCODE_SPI;
/* Send the READ command (opcode + addr) */
e1000_shift_out_eec_bits(hw, read_opcode, nvm->opcode_bits);
e1000_shift_out_eec_bits(hw, (u16)(offset*2), nvm->address_bits);
/* Read the data. SPI NVMs increment the address with each byte
* read and will roll over if reading beyond the end. This allows
* us to read the whole NVM from any offset */
for (i = 0; i < words; i++) {
word_in = e1000_shift_in_eec_bits(hw, 16);
data[i] = (word_in >> 8) | (word_in << 8);
}
nvm->ops.release_nvm(hw);
return 0;
}
/** /**
* e1000e_read_nvm_eerd - Reads EEPROM using EERD register * e1000e_read_nvm_eerd - Reads EEPROM using EERD register
* @hw: pointer to the HW structure * @hw: pointer to the HW structure