するだけの

enough to do; sufficient for doing

→ 為る
phrase Uncommon #16,707
enough to do; sufficient for doing Used before a noun to express having enough ability, courage, money, resources, or another quality to perform an action. It commonly appears in the pattern 動詞の辞書形+だけの+名詞, as in するだけの勇気 (enough courage to do it).
JA: 彼にはそれをするだけの大胆さがなかった。
EN: He did not have enough boldness to do it.

だれも彼の間違いを指摘するだけの勇気がなかった

No one had the courage to point out his mistake.

彼はその仕事をするだけの力量がある

He is capable enough to do the job.

私にはその仕事をするだけの技量がない

I don't have the skills to do that job.