From: Sergei Shtylyov Date: Mon, 27 May 2013 22:43:23 +0000 (+0400) Subject: sata_rcar: kill superfluous code in sata_rcar_bmdma_fill_sg() X-Git-Tag: omap-for-v3.11/fixes-for-merge-window~16^2~11 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=333279c82b984f3eac61feff2b76a8b79e3db6c8;p=pandora-kernel.git sata_rcar: kill superfluous code in sata_rcar_bmdma_fill_sg() I've modified sata_rcar_bmdma_fill_sg() to take care of splitting long scatter/ gather segments due to the descriptor table transfer counter being only 28 bits wide (bit 1 to bit 28) but that was in vain as even if 'sata_rcar_sht' specified a correct 'dma_boundary' field, the DMA and block layers would have split the S/G segments on the necassary boundaries. Since the driver uses ATA_BMDMA_SHT() to initilaize 'sata_rcar_sht', the boundary is much smaller, only 0xFFFF, so the code I've added is even more useless, and it's better to just remove it. Signed-off-by: Sergei Shtylyov Signed-off-by: Tejun Heo --- Reading git-diff-tree failed