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rt2800: comment enable radio initialization sequence

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Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stanislaw Gruszka 2013-09-09 12:37:38 +02:00 committed by John W. Linville
parent b2a312046b
commit 61edc7fad6
1 changed files with 11 additions and 2 deletions
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13
drivers/net/wireless/rt2x00/rt2800lib.c
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@ -6653,17 +6653,20 @@ int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev)
u16 word;
/*
* Initialize all registers.
* Initialize MAC registers.
*/
if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) ||
rt2800_init_registers(rt2x00dev)))
return -EIO;
/*
* Wait BBP/RF to wake up.
*/
if (unlikely(rt2800_wait_bbp_rf_ready(rt2x00dev)))
return -EIO;
/*
* Send signal to firmware during boot time.
* Send signal during boot time to initialize firmware.
*/
rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0);
rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
@ -6672,9 +6675,15 @@ int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev)
rt2800_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0, 0, 0);
msleep(1);
/*
* Make sure BBP is up and running.
*/
if (unlikely(rt2800_wait_bbp_ready(rt2x00dev)))
return -EIO;
/*
* Initialize BBP/RF registers.
*/
rt2800_init_bbp(rt2x00dev);
rt2800_init_rfcsr(rt2x00dev);