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brcmfmac: rename variable max_seg_sz to max_seg_cnt for clarity
The variable max_seg_sz in brcmf_sdio_buffrw() respresents the maximum number of buffers that can be sent in one MMC transfer request. Rename it to max_seg_cnt to avoid confusion. Reviewed-by: Franky Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -332,7 +332,7 @@ static int brcmf_sdio_buffrw(struct brcmf_sdio_dev *sdiodev, uint fn,
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{
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unsigned int req_sz, func_blk_sz, sg_cnt, sg_data_sz, pkt_offset;
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unsigned int max_blks, max_req_sz, orig_offset, dst_offset;
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unsigned short max_seg_sz, seg_sz;
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unsigned short max_seg_cnt, seg_sz;
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unsigned char *pkt_data, *orig_data, *dst_data;
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struct sk_buff *pkt_next = NULL, *local_pkt_next;
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struct sk_buff_head local_list, *target_list;
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@ -406,13 +406,14 @@ static int brcmf_sdio_buffrw(struct brcmf_sdio_dev *sdiodev, uint fn,
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max_blks = min_t(unsigned int, host->max_blk_count, 511u);
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max_req_sz = min_t(unsigned int, host->max_req_size,
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max_blks * func_blk_sz);
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max_seg_sz = min_t(unsigned short, host->max_segs, SG_MAX_SINGLE_ALLOC);
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max_seg_sz = min_t(unsigned short, max_seg_sz, target_list->qlen);
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max_seg_cnt = min_t(unsigned short, host->max_segs,
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SG_MAX_SINGLE_ALLOC);
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max_seg_cnt = min_t(unsigned short, max_seg_cnt, target_list->qlen);
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seg_sz = target_list->qlen;
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pkt_offset = 0;
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pkt_next = target_list->next;
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if (sg_alloc_table(&st, max_seg_sz, GFP_KERNEL)) {
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if (sg_alloc_table(&st, max_seg_cnt, GFP_KERNEL)) {
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ret = -ENOMEM;
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goto exit;
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}
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@ -444,7 +445,7 @@ static int brcmf_sdio_buffrw(struct brcmf_sdio_dev *sdiodev, uint fn,
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pkt_next = pkt_next->next;
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}
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if (req_sz >= max_req_sz || sg_cnt >= max_seg_sz)
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if (req_sz >= max_req_sz || sg_cnt >= max_seg_cnt)
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break;
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}
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seg_sz -= sg_cnt;
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