linux-kernel - [PATCH] dmaengine: tegra-apb: remove unused tdma

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Message-Id: <20230322121001.2569909-1-trix@redhat.com>
Date:   Wed, 22 Mar 2023 08:10:01 -0400
From:   Tom Rix <trix@...hat.com>
To:     ldewangan@...dia.com, jonathanh@...dia.com, vkoul@...nel.org,
        thierry.reding@...il.com, nathan@...nel.org,
        ndesaulniers@...gle.com
Cc:     dmaengine@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org, llvm@...ts.linux.dev,
        Tom Rix <trix@...hat.com>
Subject: [PATCH] dmaengine: tegra-apb: remove unused tdma_read function

clang with W=1 reports
drivers/dma/tegra20-apb-dma.c:236:19: error: unused function
  'tdma_read' [-Werror,-Wunused-function]
static inline u32 tdma_read(struct tegra_dma *tdma, u32 reg)
                  ^
This function is not used so remove it.

Signed-off-by: Tom Rix <trix@...hat.com>
---
 drivers/dma/tegra20-apb-dma.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c
index eaafcbe4ca94..cc6b91f48979 100644
--- a/drivers/dma/tegra20-apb-dma.c
+++ b/drivers/dma/tegra20-apb-dma.c
@@ -233,11 +233,6 @@ static inline void tdma_write(struct tegra_dma *tdma, u32 reg, u32 val)
 	writel(val, tdma->base_addr + reg);
 }
 
-static inline u32 tdma_read(struct tegra_dma *tdma, u32 reg)
-{
-	return readl(tdma->base_addr + reg);
-}
-
 static inline void tdc_write(struct tegra_dma_channel *tdc,
 			     u32 reg, u32 val)
 {
-- 
2.27.0