linux-kernel - [PATCH 5/5] OPP: No need to defer probe from _opp_attach

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Date:   Fri, 13 Oct 2023 14:18:41 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Viresh Kumar <vireshk@...nel.org>, Nishanth Menon <nm@...com>,
        Stephen Boyd <sboyd@...nel.org>
Cc:     Viresh Kumar <viresh.kumar@...aro.org>, linux-pm@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 5/5] OPP: No need to defer probe from _opp_attach_genpd()

When the new interface for attaching genpd's via the OPP core was added,
it was possible for required_opp_count to be zero, but not anymore.

Remove the unused check.

Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
 drivers/opp/core.c | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/drivers/opp/core.c b/drivers/opp/core.c
index befe46036ad5..c069aabefa00 100644
--- a/drivers/opp/core.c
+++ b/drivers/opp/core.c
@@ -2430,14 +2430,6 @@ static int _opp_attach_genpd(struct opp_table *opp_table, struct device *dev,
 	if (opp_table->genpd_virt_devs)
 		return 0;
 
-	/*
-	 * If the genpd's OPP table isn't already initialized, parsing of the
-	 * required-opps fail for dev. We should retry this after genpd's OPP
-	 * table is added.
-	 */
-	if (!opp_table->required_opp_count)
-		return -EPROBE_DEFER;
-
 	opp_table->genpd_virt_devs = kcalloc(opp_table->required_opp_count,
 					     sizeof(*opp_table->genpd_virt_devs),
 					     GFP_KERNEL);
-- 
2.31.1.272.g89b43f80a514