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Fri, 04 Sep 2026 14:50:15 -0700 (PDT) Received: from ryzen.lan ([2601:644:8000:7a86::e34]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2db149cb5f0sm14512185ad.67.2026.09.04.14.50.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Sep 2026 14:50:14 -0700 (PDT) From: Rosen Penev To: linux-clk@vger.kernel.org Cc: Stephen Boyd , Brian Masney , Jerome Brunet , =?UTF-8?q?Andreas=20F=C3=A4rber?= , Manivannan Sadhasivam , linux-arm-kernel@lists.infradead.org (moderated list:ARM/ACTIONS SEMI ARCHITECTURE), linux-actions@lists.infradead.org (moderated list:ARM/ACTIONS SEMI ARCHITECTURE), linux-kernel@vger.kernel.org (open list) Subject: [PATCH] clk: actions: owl-pll: cast delay to unsigned long for uelay() Date: Fri, 4 Sep 2026 14:50:13 -0700 Message-ID: <20260904215013.98283-1-rosenp@gmail.com> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The 'delay' field in struct owl_pll_hw is u8, but udelay() internally compares its argument against MAX_UDELAY_MS * 1000 (2000). Since a u8 can never exceed 255, the compiler warns of a tautological comparison that is always false: drivers/clk/actions/owl-pll.c:189:2: error: result of comparison of constant 2000 with expression of type 'u8' is always false Cast the delay value to unsigned long to widen the type and silence the warning without changing behavior. Assisted-by: opencode:big-pickle Signed-off-by: Rosen Penev --- drivers/clk/actions/owl-pll.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/actions/owl-pll.c b/drivers/clk/actions/owl-pll.c index 869690b79cc1..5e30ce35f2f5 100644 --- a/drivers/clk/actions/owl-pll.c +++ b/drivers/clk/actions/owl-pll.c @@ -186,7 +186,7 @@ static int owl_pll_set_rate(struct clk_hw *hw, unsigned long rate, regmap_write(common->regmap, pll_hw->reg, reg); - udelay(pll_hw->delay); + udelay((unsigned long)pll_hw->delay); return 0; } -- 2.55.0