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| author | Dan Williams <dan.j.williams@intel.com> | 2008-04-17 20:17:26 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2008-04-17 13:25:54 -0700 |
| commit | c4fe15541d0ef5cc8cc1ce43057663851f8fc387 (patch) | |
| tree | f54ffc254e1264ab7d33fe43e30078e6ecd36bd8 /include/asm-arm | |
| parent | ce4d65a5db77e1568c82d5151a746f627c4f6ed5 (diff) | |
| download | linux-c4fe15541d0ef5cc8cc1ce43057663851f8fc387.tar.gz linux-c4fe15541d0ef5cc8cc1ce43057663851f8fc387.tar.bz2 linux-c4fe15541d0ef5cc8cc1ce43057663851f8fc387.zip | |
iop-adma: remove the workaround for missed interrupts on iop3xx
This workaround was covering the dependency submission bug in async_tx.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'include/asm-arm')
| -rw-r--r-- | include/asm-arm/arch-iop13xx/adma.h | 5 | ||||
| -rw-r--r-- | include/asm-arm/hardware/iop3xx-adma.h | 8 | ||||
| -rw-r--r-- | include/asm-arm/hardware/iop_adma.h | 2 |
3 files changed, 0 insertions, 15 deletions
diff --git a/include/asm-arm/arch-iop13xx/adma.h b/include/asm-arm/arch-iop13xx/adma.h index efd9a5eb1008..90d14ee564f5 100644 --- a/include/asm-arm/arch-iop13xx/adma.h +++ b/include/asm-arm/arch-iop13xx/adma.h @@ -454,11 +454,6 @@ static inline void iop_chan_append(struct iop_adma_chan *chan) __raw_writel(adma_accr, ADMA_ACCR(chan)); } -static inline void iop_chan_idle(int busy, struct iop_adma_chan *chan) -{ - do { } while (0); -} - static inline u32 iop_chan_get_status(struct iop_adma_chan *chan) { return __raw_readl(ADMA_ACSR(chan)); diff --git a/include/asm-arm/hardware/iop3xx-adma.h b/include/asm-arm/hardware/iop3xx-adma.h index 5c529e6a5e3b..84d635b0a71a 100644 --- a/include/asm-arm/hardware/iop3xx-adma.h +++ b/include/asm-arm/hardware/iop3xx-adma.h @@ -767,20 +767,12 @@ static inline int iop_desc_get_zero_result(struct iop_adma_desc_slot *desc) static inline void iop_chan_append(struct iop_adma_chan *chan) { u32 dma_chan_ctrl; - /* workaround dropped interrupts on 3xx */ - mod_timer(&chan->cleanup_watchdog, jiffies + msecs_to_jiffies(3)); dma_chan_ctrl = __raw_readl(DMA_CCR(chan)); dma_chan_ctrl |= 0x2; __raw_writel(dma_chan_ctrl, DMA_CCR(chan)); } -static inline void iop_chan_idle(int busy, struct iop_adma_chan *chan) -{ - if (!busy) - del_timer(&chan->cleanup_watchdog); -} - static inline u32 iop_chan_get_status(struct iop_adma_chan *chan) { return __raw_readl(DMA_CSR(chan)); diff --git a/include/asm-arm/hardware/iop_adma.h b/include/asm-arm/hardware/iop_adma.h index ca8e71f44346..cb7e3611bcba 100644 --- a/include/asm-arm/hardware/iop_adma.h +++ b/include/asm-arm/hardware/iop_adma.h @@ -51,7 +51,6 @@ struct iop_adma_device { * @common: common dmaengine channel object members * @last_used: place holder for allocation to continue from where it left off * @all_slots: complete domain of slots usable by the channel - * @cleanup_watchdog: workaround missed interrupts on iop3xx * @slots_allocated: records the actual size of the descriptor slot pool * @irq_tasklet: bottom half where iop_adma_slot_cleanup runs */ @@ -65,7 +64,6 @@ struct iop_adma_chan { struct dma_chan common; struct iop_adma_desc_slot *last_used; struct list_head all_slots; - struct timer_list cleanup_watchdog; int slots_allocated; struct tasklet_struct irq_tasklet; }; |