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196dd92a00
First set of patches v6.2. mac80211 refactoring continues for Wi-Fi 7. All mac80211 driver are now converted to use internal TX queues, this might cause some regressions so we wanted to do this early in the cycle. Note: wireless tree was merged[1] to wireless-next to avoid some conflicts with mac80211 patches between the trees. Unfortunately there are still two smaller conflicts in net/mac80211/util.c which Stephen also reported[2]. In the first conflict initialise scratch_len to "params->scratch_len ?: 3 * params->len" (note number 3, not 2!) and in the second conflict take the version which uses elems->scratch_pos. Git diff output should like this: --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@@ -1506,7 -1648,7 +1650,7 @@@ ieee802_11_parse_elems_full(struct ieee const struct element *non_inherit = NULL; u8 *nontransmitted_profile; int nontransmitted_profile_len = 0; - size_t scratch_len = params->len; - size_t scratch_len = params->scratch_len ?: 2 * params->len; ++ size_t scratch_len = params->scratch_len ?: 3 * params->len; elems = kzalloc(sizeof(*elems) + scratch_len, GFP_ATOMIC); if (!elems) [1] https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next.git/commit/?id=dfd2d876b3fda1790bc0239ba4c6967e25d16e91 [2] https://lore.kernel.org/all/20221020032340.5cf101c0@canb.auug.org.au/ Major changes: mac80211 * preparation for Wi-Fi 7 Multi-Link Operation (MLO) continues * add API to show the link STAs in debugfs * all mac80211 drivers are now using mac80211 internal TX queues (iTXQs) rtw89 * support 8852BE rtl8xxxu * support RTL8188FU brmfmac * support two station interfaces concurrently bcma * support SPROM rev 11 -----BEGIN PGP SIGNATURE----- iQFFBAABCgAvFiEEiBjanGPFTz4PRfLobhckVSbrbZsFAmNb2KwRHGt2YWxvQGtl cm5lbC5vcmcACgkQbhckVSbrbZs6hggAqrmgHaiRbPYlLVE0hFVaGeVXslfpK9nj ZGr3bwG5FpioxjAsI7NfwEwpq+FoxTUigG/SShw1Rr8lw43Nt7E57+5McK3qWdKC 5/WndfChPppjtJUpc6PN+UcmCuhcm4TAyMAojbTe5lJ9cJ4yyOWZChDwah3BVZQk /tHK4qKq8gpppwgkiJ88VdTVoVv5anIvXHH3lAIteljxk0zkaEM7lIQhIFst/zpX cu/cWvKz2Rh6vnYjkzl8BcrbW8e0/VwnzWggtWs4/kIuRVnHRrrGwlnsULShOscM fmK+RI2CbJIMucttUOHOXjCg4wwppSit1rH4xOkcwlvrFa7AvDbdHg== =Zils -----END PGP SIGNATURE----- Kalle Valo says: ==================== pull-request: wireless-next-2022-10-28 First set of patches v6.2. mac80211 refactoring continues for Wi-Fi 7. All mac80211 driver are now converted to use internal TX queues, this might cause some regressions so we wanted to do this early in the cycle. Note: wireless tree was merged[1] to wireless-next to avoid some conflicts with mac80211 patches between the trees. Unfortunately there are still two smaller conflicts in net/mac80211/util.c which Stephen also reported[2]. In the first conflict initialise scratch_len to "params->scratch_len ?: 3 * params->len" (note number 3, not 2!) and in the second conflict take the version which uses elems->scratch_pos. [1] https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next.git/commit/?id=dfd2d876b3fda1790bc0239ba4c6967e25d16e91 [2] https://lore.kernel.org/all/20221020032340.5cf101c0@canb.auug.org.au/ mac80211 - preparation for Wi-Fi 7 Multi-Link Operation (MLO) continues - add API to show the link STAs in debugfs - all mac80211 drivers are now using mac80211 internal TX queues (iTXQs) rtw89 - support 8852BE rtl8xxxu - support RTL8188FU brmfmac - support two station interfaces concurrently bcma - support SPROM rev 11 ==================== Link: https://lore.kernel.org/r/20221028132943.304ECC433B5@smtp.kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
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.. | ||
bcma_private.h | ||
core.c | ||
driver_chipcommon_b.c | ||
driver_chipcommon_nflash.c | ||
driver_chipcommon_pflash.c | ||
driver_chipcommon_pmu.c | ||
driver_chipcommon_sflash.c | ||
driver_chipcommon.c | ||
driver_gmac_cmn.c | ||
driver_gpio.c | ||
driver_mips.c | ||
driver_pci_host.c | ||
driver_pci.c | ||
driver_pcie2.c | ||
host_pci.c | ||
host_soc.c | ||
Kconfig | ||
main.c | ||
Makefile | ||
README | ||
scan.c | ||
scan.h | ||
sprom.c | ||
TODO |
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.