mmc: sdhci: Auto-CMD23 fixes.
Fixes bugs in Auto-CMD23 feature enable decision. Auto-CMD23 should be enabled if host is >= v3, and SDMA is not in use. USE_ADMA | USE_SDMA | Auto-CMD23 ---------+----------+----------- 0 | 0 | 1 ---------+----------+----------- 0 | 1 | 0 ---------+----------+----------- 1 | 0 | 1 ---------+----------+----------- 1 | 1 | 1 Signed-off-by: Andrei Warkentin <andreiw@motorola.com> Signed-off-by: Chris Ball <cjb@laptop.org>
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