From 77db31ea4322f2dd12dc814d6664ae96517604c0 Mon Sep 17 00:00:00 2001 From: Michael Buesch Date: Sun, 12 Feb 2006 16:47:44 +0100 Subject: [PATCH] bcm43xx: Partially fix PIO code. Add Kconfig option for PIO or DMA mode (or both). Signed-off-by: Michael Buesch Signed-off-by: John W. Linville --- drivers/net/wireless/bcm43xx/Kconfig | 57 ++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 drivers/net/wireless/bcm43xx/Kconfig (limited to 'drivers/net/wireless/bcm43xx/Kconfig') diff --git a/drivers/net/wireless/bcm43xx/Kconfig b/drivers/net/wireless/bcm43xx/Kconfig new file mode 100644 index 00000000000..d8d23155ee3 --- /dev/null +++ b/drivers/net/wireless/bcm43xx/Kconfig @@ -0,0 +1,57 @@ +config BCM43XX + tristate "Broadcom BCM43xx wireless support" + depends on PCI && IEEE80211 && IEEE80211_SOFTMAC && NET_RADIO && EXPERIMENTAL + select FW_LOADER + ---help--- + This is an experimental driver for the Broadcom 43xx wireless chip, + found in the Apple Airport Extreme and various other devices. + +config BCM43XX_DEBUG + bool "Broadcom BCM43xx debugging (RECOMMENDED)" + depends on BCM43XX + default y + ---help--- + Broadcom 43xx debugging messages. + Say Y, because the driver is still very experimental and + this will help you get it running. + +config BCM43XX_DMA + bool +config BCM43XX_PIO + bool + +choice + prompt "BCM43xx data transfer mode" + depends on BCM43XX + default BCM43XX_DMA_AND_PIO + +config BCM43XX_DMA_AND_PIO_MODE + bool "DMA + PIO" + select BCM43XX_DMA + select BCM43XX_PIO + ---help--- + Include both, Direct Memory Access (DMA) and Programmed I/O (PIO) + data transfer modes. + The actually used mode is selectable through the module + parameter "pio". If the module parameter is pio=0, DMA is used. + Otherwise PIO is used. DMA is default. + + If unsure, choose this option. + +config BCM43XX_DMA_MODE + bool "DMA (Direct Memory Access) only" + select BCM43XX_DMA + ---help--- + Only include Direct Memory Access (DMA). + This reduces the size of the driver module, by omitting the PIO code. + +config BCM43XX_PIO_MODE + bool "PIO (Programmed I/O) only" + select BCM43XX_PIO + ---help--- + Only include Programmed I/O (PIO). + This reduces the size of the driver module, by omitting the DMA code. + Please note that PIO transfers are slow (compared to DMA). + Only use PIO, if DMA does not work for you. + +endchoice -- cgit v1.2.3