diff options
Diffstat (limited to 'arch/powerpc/platforms/cell/spufs/hw_ops.c')
-rw-r--r-- | arch/powerpc/platforms/cell/spufs/hw_ops.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/hw_ops.c b/arch/powerpc/platforms/cell/spufs/hw_ops.c index ae42e03b8c86..fc4ed1ffbd4f 100644 --- a/arch/powerpc/platforms/cell/spufs/hw_ops.c +++ b/arch/powerpc/platforms/cell/spufs/hw_ops.c @@ -25,7 +25,6 @@ #include <linux/mm.h> #include <linux/poll.h> #include <linux/smp.h> -#include <linux/smp_lock.h> #include <linux/stddef.h> #include <linux/unistd.h> @@ -296,6 +295,14 @@ static int spu_hw_send_mfc_command(struct spu_context *ctx, } } +static void spu_hw_restart_dma(struct spu_context *ctx) +{ + struct spu_priv2 __iomem *priv2 = ctx->spu->priv2; + + if (!test_bit(SPU_CONTEXT_SWITCH_PENDING, &ctx->spu->flags)) + out_be64(&priv2->mfc_control_RW, MFC_CNTL_RESTART_DMA_COMMAND); +} + struct spu_context_ops spu_hw_ops = { .mbox_read = spu_hw_mbox_read, .mbox_stat_read = spu_hw_mbox_stat_read, @@ -320,4 +327,5 @@ struct spu_context_ops spu_hw_ops = { .read_mfc_tagstatus = spu_hw_read_mfc_tagstatus, .get_mfc_free_elements = spu_hw_get_mfc_free_elements, .send_mfc_command = spu_hw_send_mfc_command, + .restart_dma = spu_hw_restart_dma, }; |