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rt2x00: Extend PLCP descriptor definition for rt2400pci 

Extend word field definitions for the PLCP words
in the TX descriptor to contain the BBP fields as well.
This will remove rt2400pci_write_tx_desc() from the
checkstack script.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ivo van Doorn 2007-11-27 21:47:56 +01:00 committed by David S. Miller
parent 2360157c41
commit 49da2605e2
2 changed files with 26 additions and 32 deletions
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40
drivers/net/wireless/rt2x00/rt2400pci.c
View File

@ -1019,30 +1019,6 @@ static void rt2400pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
struct ieee80211_tx_control *control)
{
u32 word;
u32 signal = 0;
u32 service = 0;
u32 length_high = 0;
u32 length_low = 0;
/*
* The PLCP values should be treated as if they
* were BBP values.
*/
rt2x00_set_field32(&signal, BBPCSR_VALUE, desc->signal);
rt2x00_set_field32(&signal, BBPCSR_REGNUM, 5);
rt2x00_set_field32(&signal, BBPCSR_BUSY, 1);
rt2x00_set_field32(&service, BBPCSR_VALUE, desc->service);
rt2x00_set_field32(&service, BBPCSR_REGNUM, 6);
rt2x00_set_field32(&service, BBPCSR_BUSY, 1);
rt2x00_set_field32(&length_high, BBPCSR_VALUE, desc->length_high);
rt2x00_set_field32(&length_high, BBPCSR_REGNUM, 7);
rt2x00_set_field32(&length_high, BBPCSR_BUSY, 1);
rt2x00_set_field32(&length_low, BBPCSR_VALUE, desc->length_low);
rt2x00_set_field32(&length_low, BBPCSR_REGNUM, 8);
rt2x00_set_field32(&length_low, BBPCSR_BUSY, 1);
/*
* Start writing the descriptor words.
@ -1052,13 +1028,21 @@ static void rt2400pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
rt2x00_desc_write(txd, 2, word);
rt2x00_desc_read(txd, 3, &word);
rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL, signal);
rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE, service);
rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL, desc->signal);
rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL_REGNUM, 5);
rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL_BUSY, 1);
rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE, desc->service);
rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE_REGNUM, 6);
rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE_BUSY, 1);
rt2x00_desc_write(txd, 3, word);
rt2x00_desc_read(txd, 4, &word);
rt2x00_set_field32(&word, TXD_W4_PLCP_LENGTH_LOW, length_low);
rt2x00_set_field32(&word, TXD_W4_PLCP_LENGTH_HIGH, length_high);
rt2x00_set_field32(&word, TXD_W4_PLCP_LENGTH_LOW, desc->length_low);
rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_LOW_REGNUM, 8);
rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_LOW_BUSY, 1);
rt2x00_set_field32(&word, TXD_W4_PLCP_LENGTH_HIGH, desc->length_high);
rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_HIGH_REGNUM, 7);
rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_HIGH_BUSY, 1);
rt2x00_desc_write(txd, 4, word);
rt2x00_desc_read(txd, 0, &word);

18
drivers/net/wireless/rt2x00/rt2400pci.h
View File

@ -839,11 +839,21 @@
/*
* Word3 & 4: PLCP information
* The PLCP values should be treated as if they were BBP values.
*/
#define TXD_W3_PLCP_SIGNAL FIELD32(0x0000ffff)
#define TXD_W3_PLCP_SERVICE FIELD32(0xffff0000)
#define TXD_W4_PLCP_LENGTH_LOW FIELD32(0x0000ffff)
#define TXD_W4_PLCP_LENGTH_HIGH FIELD32(0xffff0000)
#define TXD_W3_PLCP_SIGNAL FIELD32(0x000000ff)
#define TXD_W3_PLCP_SIGNAL_REGNUM FIELD32(0x00007f00)
#define TXD_W3_PLCP_SIGNAL_BUSY FIELD32(0x00008000)
#define TXD_W3_PLCP_SERVICE FIELD32(0x00ff0000)
#define TXD_W3_PLCP_SERVICE_REGNUM FIELD32(0x7f000000)
#define TXD_W3_PLCP_SERVICE_BUSY FIELD32(0x80000000)
#define TXD_W4_PLCP_LENGTH_LOW FIELD32(0x000000ff)
#define TXD_W3_PLCP_LENGTH_LOW_REGNUM FIELD32(0x00007f00)
#define TXD_W3_PLCP_LENGTH_LOW_BUSY FIELD32(0x00008000)
#define TXD_W4_PLCP_LENGTH_HIGH FIELD32(0x00ff0000)
#define TXD_W3_PLCP_LENGTH_HIGH_REGNUM FIELD32(0x7f000000)
#define TXD_W3_PLCP_LENGTH_HIGH_BUSY FIELD32(0x80000000)
/*
* Word5