cxl: Add cookie parameter to afu_release_irqs()

[deliverable/linux.git] / drivers / misc / cxl / file.c

diff --git a/drivers/misc/cxl/file.c b/drivers/misc/cxl/file.c
index 2364bcadb9a94c195abc6398a77c734f45a7e468..676e2c8bc1abb388e2d1abb7a513439e4f5aaffd 100644 (file)
--- a/drivers/misc/cxl/file.c
+++ b/drivers/misc/cxl/file.c
@@ -191,7 +191,7 @@ static long afu_ioctl_start_work(struct cxl_context *ctx,
 
        if ((rc = cxl_attach_process(ctx, false, work.work_element_descriptor,
                                     amr))) {
-               afu_release_irqs(ctx);
+               afu_release_irqs(ctx, ctx);
                goto out;
        }
 
@@ -212,6 +212,25 @@ static long afu_ioctl_process_element(struct cxl_context *ctx,
        return 0;
 }
 
+static long afu_ioctl_get_afu_id(struct cxl_context *ctx,
+                                struct cxl_afu_id __user *upafuid)
+{
+       struct cxl_afu_id afuid = { 0 };
+
+       afuid.card_id = ctx->afu->adapter->adapter_num;
+       afuid.afu_offset = ctx->afu->slice;
+       afuid.afu_mode = ctx->afu->current_mode;
+
+       /* set the flag bit in case the afu is a slave */
+       if (ctx->afu->current_mode == CXL_MODE_DIRECTED && !ctx->master)
+               afuid.flags |= CXL_AFUID_FLAG_SLAVE;
+
+       if (copy_to_user(upafuid, &afuid, sizeof(afuid)))
+               return -EFAULT;
+
+       return 0;
+}
+
 static long afu_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
        struct cxl_context *ctx = file->private_data;
@@ -225,6 +244,9 @@ static long afu_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
                return afu_ioctl_start_work(ctx, (struct cxl_ioctl_start_work __user *)arg);
        case CXL_IOCTL_GET_PROCESS_ELEMENT:
                return afu_ioctl_process_element(ctx, (__u32 __user *)arg);
+       case CXL_IOCTL_GET_AFU_ID:
+               return afu_ioctl_get_afu_id(ctx, (struct cxl_afu_id __user *)
+                                           arg);
        }
        return -EINVAL;
 }