diff --git a/debian/changelog b/debian/changelog index b757daf55..4b23f3389 100644 --- a/debian/changelog +++ b/debian/changelog @@ -4,6 +4,7 @@ linux-2.6 (3.1.0~rc5-1~experimental.1) UNRELEASED; urgency=low [ Ben Hutchings ] * [ia64] Disable GENERIC_GPIO (fixes FTBFS) + * [i386] libertas: prioritize usb8388_olpc.bin firmware on OLPC machines -- Ben Hutchings Mon, 05 Sep 2011 04:18:43 +0100 diff --git a/debian/patches/features/x86/libertas-prioritize-usb8388_olpc.bin-firmware-on-OLPC-machines.patch b/debian/patches/features/x86/libertas-prioritize-usb8388_olpc.bin-firmware-on-OLPC-machines.patch new file mode 100644 index 000000000..26893ca2a --- /dev/null +++ b/debian/patches/features/x86/libertas-prioritize-usb8388_olpc.bin-firmware-on-OLPC-machines.patch @@ -0,0 +1,56 @@ +Subject: [v2] libertas: prioritize usb8388_olpc.bin firmware on OLPC machines +Date: Thu, 04 Aug 2011 23:06:52 -0000 +From: Andres Salomon + +Normally, the v9 firmware will be loaded if it's available. However, on +OLPC XO-1 machines, the olpc-specific firmware supports extra functionality. +This makes the libertas driver attempt to load the custom firmware first +if the machine is an OLPC machine; if that fails (or it's not an OLPC +machine), fall back to attempting to load the other firmwares. + +Signed-off-by: Andres Salomon +Signed-off-by: Dan Williams +[bwh: Add "libertas/" to path] +--- +drivers/net/wireless/libertas/if_usb.c | 21 +++++++++++++++++++++ + 1 files changed, 21 insertions(+), 0 deletions(-) + +diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c +index b5acc39..527cb11 100644 +--- a/drivers/net/wireless/libertas/if_usb.c ++++ b/drivers/net/wireless/libertas/if_usb.c +@@ -973,6 +973,23 @@ static const struct { + { MODEL_8682, "libertas/usb8682.bin" } + }; + ++#ifdef CONFIG_OLPC ++ ++static int try_olpc_fw(struct if_usb_card *cardp) ++{ ++ int retval = -ENOENT; ++ ++ /* try the OLPC firmware first; fall back to fw_table list */ ++ if (machine_is_olpc() && cardp->model == MODEL_8388) ++ retval = request_firmware(&cardp->fw, "libertas/usb8388_olpc.bin", ++ &cardp->udev->dev); ++ return retval; ++} ++ ++#else ++static int try_olpc_fw(struct if_usb_card *cardp) { return -ENOENT; } ++#endif /* !CONFIG_OLPC */ ++ + static int get_fw(struct if_usb_card *cardp, const char *fwname) + { + int i; +@@ -981,6 +998,10 @@ static int get_fw(struct if_usb_card *cardp, const char *fwname) + if (fwname) + return request_firmware(&cardp->fw, fwname, &cardp->udev->dev); + ++ /* Handle OLPC firmware */ ++ if (try_olpc_fw(cardp) == 0) ++ return 0; ++ + /* Otherwise search for firmware to use */ + for (i = 0; i < ARRAY_SIZE(fw_table); i++) { + if (fw_table[i].model != cardp->model) diff --git a/debian/patches/series/base b/debian/patches/series/base index eca02becb..4cd4ce0b4 100644 --- a/debian/patches/series/base +++ b/debian/patches/series/base @@ -42,3 +42,4 @@ + bugfix/ia64/nouveau-ACPI-support-is-dependent-on-X86.patch + bugfix/alpha/alpha-gpio-GENERIC_GPIO-default-must-be-n.patch + bugfix/ia64/ia64-gpio-GENERIC_GPIO-default-must-be-n.patch ++ features/x86/libertas-prioritize-usb8388_olpc.bin-firmware-on-OLPC-machines.patch