diff options
| author | Tom Rix <trix@redhat.com> | 2023-03-21 02:49:06 +0300 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2023-03-31 15:27:49 +0300 |
| commit | d77c4502d6238bbfed7cb9422748477839d506f2 (patch) | |
| tree | 18d030dd015158caa1e0a151930b83e6b2e68cc5 /drivers/dma/dw-edma | |
| parent | 3366c6fe2769fe653107626b3273e03156d9cac8 (diff) | |
| download | linux-d77c4502d6238bbfed7cb9422748477839d506f2.tar.xz | |
dmaengine: dw-edma: remove unused readq_ch and writeq_ch functions
clang with W=1 reports
drivers/dma/dw-edma/dw-edma-v0-core.c:162:20: error:
unused function 'writeq_ch' [-Werror,-Wunused-function]
static inline void writeq_ch(struct dw_edma *dw, enum dw_edma_dir dir, u16 ch,
^
drivers/dma/dw-edma/dw-edma-v0-core.c:185:19: error:
unused function 'readq_ch' [-Werror,-Wunused-function]
static inline u64 readq_ch(struct dw_edma *dw, enum dw_edma_dir dir, u16 ch,
^
These functions and their wrapping macros are not used, so remove them.
Signed-off-by: Tom Rix <trix@redhat.com>
Link: https://lore.kernel.org/r/20230320234906.1730308-1-trix@redhat.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/dw-edma')
| -rw-r--r-- | drivers/dma/dw-edma/dw-edma-v0-core.c | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/drivers/dma/dw-edma/dw-edma-v0-core.c b/drivers/dma/dw-edma/dw-edma-v0-core.c index 72e79a0c0a4e..32f834a3848a 100644 --- a/drivers/dma/dw-edma/dw-edma-v0-core.c +++ b/drivers/dma/dw-edma/dw-edma-v0-core.c @@ -159,62 +159,6 @@ static inline u32 readl_ch(struct dw_edma *dw, enum dw_edma_dir dir, u16 ch, #define GET_CH_32(dw, dir, ch, name) \ readl_ch(dw, dir, ch, &(__dw_ch_regs(dw, dir, ch)->name)) -static inline void writeq_ch(struct dw_edma *dw, enum dw_edma_dir dir, u16 ch, - u64 value, void __iomem *addr) -{ - if (dw->chip->mf == EDMA_MF_EDMA_LEGACY) { - u32 viewport_sel; - unsigned long flags; - - raw_spin_lock_irqsave(&dw->lock, flags); - - viewport_sel = FIELD_PREP(EDMA_V0_VIEWPORT_MASK, ch); - if (dir == EDMA_DIR_READ) - viewport_sel |= BIT(31); - - writel(viewport_sel, - &(__dw_regs(dw)->type.legacy.viewport_sel)); - writeq(value, addr); - - raw_spin_unlock_irqrestore(&dw->lock, flags); - } else { - writeq(value, addr); - } -} - -static inline u64 readq_ch(struct dw_edma *dw, enum dw_edma_dir dir, u16 ch, - const void __iomem *addr) -{ - u64 value; - - if (dw->chip->mf == EDMA_MF_EDMA_LEGACY) { - u32 viewport_sel; - unsigned long flags; - - raw_spin_lock_irqsave(&dw->lock, flags); - - viewport_sel = FIELD_PREP(EDMA_V0_VIEWPORT_MASK, ch); - if (dir == EDMA_DIR_READ) - viewport_sel |= BIT(31); - - writel(viewport_sel, - &(__dw_regs(dw)->type.legacy.viewport_sel)); - value = readq(addr); - - raw_spin_unlock_irqrestore(&dw->lock, flags); - } else { - value = readq(addr); - } - - return value; -} - -#define SET_CH_64(dw, dir, ch, name, value) \ - writeq_ch(dw, dir, ch, value, &(__dw_ch_regs(dw, dir, ch)->name)) - -#define GET_CH_64(dw, dir, ch, name) \ - readq_ch(dw, dir, ch, &(__dw_ch_regs(dw, dir, ch)->name)) - /* eDMA management callbacks */ void dw_edma_v0_core_off(struct dw_edma *dw) { |