2023-03-22 12:18:35

by Tom Rix

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 <[email protected]>
---
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

2023-03-22 13:48:21

by Jon Hunter

Subject: Re: [PATCH] dmaengine: tegra-apb: remove unused tdma_read function

On 22/03/2023 12:10, Tom Rix wrote:
> 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 <[email protected]>
> ---
> 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)
> {


Thanks!

Reviewed-by: Jon Hunter <[email protected]>

Jon

--
nvpublic

2023-03-31 12:23:18

by Vinod Koul

Subject: Re: [PATCH] dmaengine: tegra-apb: remove unused tdma_read function

On 22-03-23, 08:10, Tom Rix wrote:
> 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.

Applied, thanks

--
~Vinod