From: Stefan Richter Date: Wed, 28 Jan 2009 23:13:20 +0000 (+0100) Subject: ieee1394: sbp2: add workarounds for 2nd and 3rd generation iPods X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1448d7c6a2ff96d3b52ecae49e2d0f046a097fe0;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git ieee1394: sbp2: add workarounds for 2nd and 3rd generation iPods as per https://bugs.launchpad.net/bugs/294391. These got one sample of each iPod generation going. However there still occurred I/O stalls with the 3rd generation iPod which remain undiagnosed at the time of this writing. Acked-by: Jarod Wilson Signed-off-by: Stefan Richter --- diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c index fb8f9f4430ad..f3fd8657ce4b 100644 --- a/drivers/ieee1394/sbp2.c +++ b/drivers/ieee1394/sbp2.c @@ -395,6 +395,16 @@ static const struct { .model = SBP2_ROM_VALUE_WILDCARD, .workarounds = SBP2_WORKAROUND_128K_MAX_TRANS, }, + /* + * iPod 2nd generation: needs 128k max transfer size workaround + * iPod 3rd generation: needs fix capacity workaround + */ + { + .firmware_revision = 0x0a2700, + .model = 0x000000, + .workarounds = SBP2_WORKAROUND_128K_MAX_TRANS | + SBP2_WORKAROUND_FIX_CAPACITY, + }, /* iPod 4th generation */ { .firmware_revision = 0x0a2700, .model = 0x000021,