Messages in this thread | | | From | 敬锐 <> | Subject | Re: [PATCH 2/2] mmc: rtsx: add support for sdio card | Date | Fri, 28 Nov 2014 01:57:22 +0000 |
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On 11/27/2014 11:43 PM, Dan Carpenter wrote: >> + int stat_idx = sd_status_index(rsp_type); > I have always hated this terrible pointer math. 5 is relative to > pcr->host_cmds_ptr + 1. It's a mess... 5 mean CRC7 offset of Response R1, see SD spec V3.01 Page 82. 4.9.1 R1 (normal response command).
And we have to +1 to skip unused/undefined data.
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