• qhat's done,
• ahat's done,
• shat's done,
• ehat's done,
• 3hat's done,
• 2hat's done,
• wgat's done,
• wbat's done,
• wnat's done,
• wjat's done,
• wuat's done,
• wyat's done,
• whzt's done,
• whst's done,
• whwt's done,
• whqt's done,
• whar's done,
• whaf's done,
• whag's done,
• whay's done

The adjective form of "what's done" is "done" itself.