mmc: sdhci: Vote for new IRQ specific QoS request

The current vote applies to all CPUs and hence may have power
impact, especially when there are more number of CPUs. The new
IRQ specific QoS request shall update the vote only for one
CPU to which the IRQ's smp_affinity attribute is set to.

Change-Id: I55298f729949c39ebfa3eecd4746d77e40cb2e5c
Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
[xiaonian@codeaurora.org: fix trivial merge conflict]
Signed-off-by: Xiaonian Wang <xiaonian@codeaurora.org>