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Fri, 11 Sep 2026 17:23:30 -0700 (PDT) Received: from ryzen.lan ([2601:644:8000:7a86::e35]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2dd2cff6780sm17510475ad.76.2026.09.11.17.23.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Sep 2026 17:23:29 -0700 (PDT) From: Rosen Penev To: linux-clk@vger.kernel.org Cc: Jacky Huang , Shan-Chun Hung , Stephen Boyd , Brian Masney , Jerome Brunet , linux-arm-kernel@lists.infradead.org (moderated list:ARM/NUVOTON MA35 ARCHITECTURE), linux-kernel@vger.kernel.org (open list) Subject: [PATCH RESEND] clk: nuvoton: ma35d1-divider: simplify allocation Date: Fri, 11 Sep 2026 17:23:26 -0700 Message-ID: <20260912002326.237419-1-rosenp@gmail.com> X-Mailer: git-send-email 2.55.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260911_172331_844874_ECAD01B5 X-CRM114-Status: GOOD ( 13.48 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use a flexible array member instead of kcalloc + pointer that is not actually const. Simplifies allocation slightly. Signed-off-by: Rosen Penev --- drivers/clk/nuvoton/clk-ma35d1-divider.c | 20 +++++++------------- 1 file changed, 7 insertions(+), 13 deletions(-) diff --git a/drivers/clk/nuvoton/clk-ma35d1-divider.c b/drivers/clk/nuvoton/clk-ma35d1-divider.c index e992e7c30341..6eaca5b35dd8 100644 --- a/drivers/clk/nuvoton/clk-ma35d1-divider.c +++ b/drivers/clk/nuvoton/clk-ma35d1-divider.c @@ -17,9 +17,9 @@ struct ma35d1_adc_clk_div { u8 shift; u8 width; u32 mask; - const struct clk_div_table *table; /* protects concurrent access to clock divider registers */ spinlock_t *lock; + struct clk_div_table table[]; }; static inline struct ma35d1_adc_clk_div *to_ma35d1_adc_clk_div(struct clk_hw *_hw) @@ -83,30 +83,25 @@ struct clk_hw *ma35d1_reg_adc_clkdiv(struct device *dev, const char *name, { struct ma35d1_adc_clk_div *div; struct clk_init_data init; - struct clk_div_table *table; struct clk_parent_data pdata = { .index = 0 }; u32 max_div, min_div; struct clk_hw *hw; int ret; int i; - div = devm_kzalloc(dev, sizeof(*div), GFP_KERNEL); - if (!div) - return ERR_PTR(-ENOMEM); - max_div = clk_div_mask(width) + 1; min_div = 1; - table = devm_kcalloc(dev, max_div + 1, sizeof(*table), GFP_KERNEL); - if (!table) + div = devm_kzalloc(dev, struct_size(div, table, max_div + 1), GFP_KERNEL); + if (!div) return ERR_PTR(-ENOMEM); for (i = 0; i < max_div; i++) { - table[i].val = min_div + i; - table[i].div = 2 * table[i].val; + div->table[i].val = min_div + i; + div->table[i].div = 2 * div->table[i].val; } - table[max_div].val = 0; - table[max_div].div = 0; + div->table[max_div].val = 0; + div->table[max_div].div = 0; memset(&init, 0, sizeof(init)); init.name = name; @@ -122,7 +117,6 @@ struct clk_hw *ma35d1_reg_adc_clkdiv(struct device *dev, const char *name, div->mask = mask_bit ? BIT(mask_bit) : 0; div->lock = lock; div->hw.init = &init; - div->table = table; hw = &div->hw; ret = devm_clk_hw_register(dev, hw); -- 2.55.0