linux_dsm_epyc7002/drivers/bcma
David S. Miller 6cd21d7941 Major changes:
wl12xx
 
 * add device tree support for SPI
 
 mwifiex
 
 * add debugfs file to read chip information
 * add MSIx support for newer pcie chipsets (8997 onwards)
 * add schedule scan support
 * add WoWLAN net-detect support
 * firmware dump support for w8997 chipset
 
 iwlwifi
 
 * continue the work on multiple Rx queues
 * add support for beacon storing used in low power states
 * use the regular firmware image of WoWLAN
 * fix 8000 devices for Big Endian machines
 * more firmware debug hooks
 * add support for P2P Client snoozing
 * make the beacon filtering for AP mode configurable
 * fix transmit queues overflow with LSO
 
 libertas
 
 * add support for setting power save via cfg80211
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Merge tag 'wireless-drivers-next-for-davem-2016-02-12' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next

Kalle Valo says:

====================
Major changes:

wl12xx

* add device tree support for SPI

mwifiex

* add debugfs file to read chip information
* add MSIx support for newer pcie chipsets (8997 onwards)
* add schedule scan support
* add WoWLAN net-detect support
* firmware dump support for w8997 chipset

iwlwifi

* continue the work on multiple Rx queues
* add support for beacon storing used in low power states
* use the regular firmware image of WoWLAN
* fix 8000 devices for Big Endian machines
* more firmware debug hooks
* add support for P2P Client snoozing
* make the beacon filtering for AP mode configurable
* fix transmit queues overflow with LSO

libertas

* add support for setting power save via cfg80211
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2016-02-16 20:38:29 -05:00
..
bcma_private.h bcma: init serial console directly from ChipCommon code 2016-02-06 13:45:04 +02:00
core.c bcma: update core (en|dis)abling functions 2013-06-17 14:38:53 -04:00
driver_chipcommon_b.c bcma: add support for chipcommon B core 2014-09-09 15:33:05 -04:00
driver_chipcommon_nflash.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless 2013-02-14 14:23:33 -05:00
driver_chipcommon_pmu.c bcma: support PMU present as separated bus core 2016-02-06 13:36:11 +02:00
driver_chipcommon_sflash.c bcma: support identifying MX25L25635F serial flash 2016-02-06 13:33:05 +02:00
driver_chipcommon.c bcma: add support for BCM47094 2016-02-06 13:46:59 +02:00
driver_gmac_cmn.c Drivers: bcma: remove __dev* attributes. 2013-01-03 15:57:15 -08:00
driver_gpio.c Major changes: 2016-02-16 20:38:29 -05:00
driver_mips.c bcma: init serial console directly from ChipCommon code 2016-02-06 13:45:04 +02:00
driver_pci_host.c bcma: add missing includes 2015-03-03 15:26:38 +02:00
driver_pci.c bcma: move PCI IRQ control function to host specific code 2015-03-13 16:25:50 +02:00
driver_pcie2.c bcma: add missing includes 2015-03-03 15:26:38 +02:00
host_pci.c bcma: claim only 14e4:4365 PCI Dell card with SoftMAC BCM43142 2016-02-06 13:49:17 +02:00
host_soc.c bcma: use standard bus scanning during early register 2015-01-23 21:47:55 +02:00
Kconfig bcma: switch GPIO portions to use GPIOLIB_IRQCHIP 2015-08-18 09:08:47 +03:00
main.c bcma: use module_init for the main part of bus initialization 2015-12-31 10:17:05 +02:00
Makefile bcma: prepare Kconfig symbol for PCI driver 2015-03-05 14:11:45 +02:00
README bcma: add Broadcom specific AMBA bus driver 2011-05-10 15:54:54 -04:00
scan.c bcma: support chipsets with PMU and GCI cores (devices) 2016-02-06 13:34:51 +02:00
scan.h bcma: fix typo - reading number of slave wrappers 2012-07-12 15:27:17 -04:00
sprom.c bcma: detect SPROM revision 11 2015-01-29 10:49:28 +02:00
TODO bcma: add Broadcom specific AMBA bus driver 2011-05-10 15:54:54 -04:00

Broadcom introduced new bus as replacement for older SSB. It is based on AMBA,
however from programming point of view there is nothing AMBA specific we use.

Standard AMBA drivers are platform specific, have hardcoded addresses and use
AMBA standard fields like CID and PID.

In case of Broadcom's cards every device consists of:
1) Broadcom specific AMBA device. It is put on AMBA bus, but can not be treated
   as standard AMBA device. Reading it's CID or PID can cause machine lockup.
2) AMBA standard devices called ports or wrappers. They have CIDs (AMBA_CID)
   and PIDs (0x103BB369), but we do not use that info for anything. One of that
   devices is used for managing Broadcom specific core.

Addresses of AMBA devices are not hardcoded in driver and have to be read from
EPROM.

In this situation we decided to introduce separated bus. It can contain up to
16 devices identified by Broadcom specific fields: manufacturer, id, revision
and class.