diff options
Diffstat (limited to 'drivers/dma/ioat_dma.c')
| -rw-r--r-- | drivers/dma/ioat_dma.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/dma/ioat_dma.c b/drivers/dma/ioat_dma.c index bc8c6e3..b0438c4 100644 --- a/drivers/dma/ioat_dma.c +++ b/drivers/dma/ioat_dma.c @@ -33,6 +33,7 @@ #include <linux/delay.h> #include <linux/dma-mapping.h> #include <linux/workqueue.h> +#include <linux/i7300_idle.h> #include "ioatdma.h" #include "ioatdma_registers.h" #include "ioatdma_hw.h" @@ -171,6 +172,11 @@ static int ioat_dma_enumerate_channels(struct ioatdma_device *device) xfercap_scale = readb(device->reg_base + IOAT_XFERCAP_OFFSET); xfercap = (xfercap_scale == 0 ? -1 : (1UL << xfercap_scale)); +#ifdef CONFIG_I7300_IDLE_IOAT_CHANNEL + if (i7300_idle_platform_probe(NULL, NULL) == 0) { + device->common.chancnt--; + } +#endif for (i = 0; i < device->common.chancnt; i++) { ioat_chan = kzalloc(sizeof(*ioat_chan), GFP_KERNEL); if (!ioat_chan) { @@ -971,11 +977,9 @@ static struct ioat_desc_sw *ioat_dma_get_next_descriptor( switch (ioat_chan->device->version) { case IOAT_VER_1_2: return ioat1_dma_get_next_descriptor(ioat_chan); - break; case IOAT_VER_2_0: case IOAT_VER_3_0: return ioat2_dma_get_next_descriptor(ioat_chan); - break; } return NULL; } |
