diff options
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/file.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c index b1e7e2f8a2e..f1cecaaad98 100644 --- a/arch/powerpc/platforms/cell/spufs/file.c +++ b/arch/powerpc/platforms/cell/spufs/file.c @@ -28,6 +28,7 @@ #include <linux/pagemap.h> #include <linux/poll.h> #include <linux/ptrace.h> +#include <linux/seq_file.h> #include <asm/io.h> #include <asm/semaphore.h> @@ -39,6 +40,7 @@ #define SPUFS_MMAP_4K (PAGE_SIZE == 0x1000) + static int spufs_mem_open(struct inode *inode, struct file *file) { @@ -1797,6 +1799,29 @@ static int spufs_info_open(struct inode *inode, struct file *file) return 0; } +static int spufs_caps_show(struct seq_file *s, void *private) +{ + struct spu_context *ctx = s->private; + + if (!(ctx->flags & SPU_CREATE_NOSCHED)) + seq_puts(s, "sched\n"); + if (!(ctx->flags & SPU_CREATE_ISOLATE)) + seq_puts(s, "step\n"); + return 0; +} + +static int spufs_caps_open(struct inode *inode, struct file *file) +{ + return single_open(file, spufs_caps_show, SPUFS_I(inode)->i_ctx); +} + +static const struct file_operations spufs_caps_fops = { + .open = spufs_caps_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + static ssize_t __spufs_mbox_info_read(struct spu_context *ctx, char __user *buf, size_t len, loff_t *pos) { @@ -2015,6 +2040,7 @@ static const struct file_operations spufs_proxydma_info_fops = { }; struct tree_descr spufs_dir_contents[] = { + { "capabilities", &spufs_caps_fops, 0444, }, { "mem", &spufs_mem_fops, 0666, }, { "regs", &spufs_regs_fops, 0666, }, { "mbox", &spufs_mbox_fops, 0444, }, @@ -2050,6 +2076,7 @@ struct tree_descr spufs_dir_contents[] = { }; struct tree_descr spufs_dir_nosched_contents[] = { + { "capabilities", &spufs_caps_fops, 0444, }, { "mem", &spufs_mem_fops, 0666, }, { "mbox", &spufs_mbox_fops, 0444, }, { "ibox", &spufs_ibox_fops, 0444, }, |