diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/file.c | 30 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/hw_ops.c | 12 |
2 files changed, 22 insertions, 20 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c index 2a2dd644101..c0cf9ee4d45 100644 --- a/arch/powerpc/platforms/cell/spufs/file.c +++ b/arch/powerpc/platforms/cell/spufs/file.c @@ -723,19 +723,27 @@ static ssize_t spufs_signal1_read(struct file *file, char __user *buf, size_t len, loff_t *pos) { struct spu_context *ctx = file->private_data; + int ret = 0; u32 data; if (len < 4) return -EINVAL; - spu_acquire(ctx); - data = ctx->ops->signal1_read(ctx); + spu_acquire_saved(ctx); + if (ctx->csa.spu_chnlcnt_RW[3]) { + data = ctx->csa.spu_chnldata_RW[3]; + ret = 4; + } spu_release(ctx); + if (!ret) + goto out; + if (copy_to_user(buf, &data, 4)) return -EFAULT; - return 4; +out: + return ret; } static ssize_t spufs_signal1_write(struct file *file, const char __user *buf, @@ -811,21 +819,27 @@ static int spufs_signal2_open(struct inode *inode, struct file *file) static ssize_t spufs_signal2_read(struct file *file, char __user *buf, size_t len, loff_t *pos) { - struct spu_context *ctx; + struct spu_context *ctx = file->private_data; + int ret = 0; u32 data; - ctx = file->private_data; - if (len < 4) return -EINVAL; - spu_acquire(ctx); - data = ctx->ops->signal2_read(ctx); + spu_acquire_saved(ctx); + if (ctx->csa.spu_chnlcnt_RW[4]) { + data = ctx->csa.spu_chnldata_RW[4]; + ret = 4; + } spu_release(ctx); + if (!ret) + goto out; + if (copy_to_user(buf, &data, 4)) return -EFAULT; +out: return 4; } diff --git a/arch/powerpc/platforms/cell/spufs/hw_ops.c b/arch/powerpc/platforms/cell/spufs/hw_ops.c index 59c87f12da5..79c304e815a 100644 --- a/arch/powerpc/platforms/cell/spufs/hw_ops.c +++ b/arch/powerpc/platforms/cell/spufs/hw_ops.c @@ -135,21 +135,11 @@ static int spu_hw_wbox_write(struct spu_context *ctx, u32 data) return ret; } -static u32 spu_hw_signal1_read(struct spu_context *ctx) -{ - return in_be32(&ctx->spu->problem->signal_notify1); -} - static void spu_hw_signal1_write(struct spu_context *ctx, u32 data) { out_be32(&ctx->spu->problem->signal_notify1, data); } -static u32 spu_hw_signal2_read(struct spu_context *ctx) -{ - return in_be32(&ctx->spu->problem->signal_notify2); -} - static void spu_hw_signal2_write(struct spu_context *ctx, u32 data) { out_be32(&ctx->spu->problem->signal_notify2, data); @@ -294,9 +284,7 @@ struct spu_context_ops spu_hw_ops = { .mbox_stat_poll = spu_hw_mbox_stat_poll, .ibox_read = spu_hw_ibox_read, .wbox_write = spu_hw_wbox_write, - .signal1_read = spu_hw_signal1_read, .signal1_write = spu_hw_signal1_write, - .signal2_read = spu_hw_signal2_read, .signal2_write = spu_hw_signal2_write, .signal1_type_set = spu_hw_signal1_type_set, .signal1_type_get = spu_hw_signal1_type_get, |