Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c
index 67b1fca..22c7fd7 100644
--- a/drivers/gpu/drm/drm_ioc32.c
+++ b/drivers/gpu/drm/drm_ioc32.c
@@ -31,10 +31,13 @@
#include <linux/ratelimit.h>
#include <linux/export.h>
-#include <drm/drmP.h>
-#include "drm_legacy.h"
-#include "drm_internal.h"
+#include <drm/drm_agpsupport.h>
+#include <drm/drm_file.h>
+#include <drm/drm_print.h>
+
#include "drm_crtc_internal.h"
+#include "drm_internal.h"
+#include "drm_legacy.h"
#define DRM_IOCTL_VERSION32 DRM_IOWR(0x00, drm_version32_t)
#define DRM_IOCTL_GET_UNIQUE32 DRM_IOWR(0x01, drm_unique32_t)
@@ -105,7 +108,7 @@
.desc = compat_ptr(v32.desc),
};
err = drm_ioctl_kernel(file, drm_version, &v,
- DRM_UNLOCKED|DRM_RENDER_ALLOW);
+ DRM_RENDER_ALLOW);
if (err)
return err;
@@ -139,7 +142,7 @@
.unique = compat_ptr(uq32.unique),
};
- err = drm_ioctl_kernel(file, drm_getunique, &uq, DRM_UNLOCKED);
+ err = drm_ioctl_kernel(file, drm_getunique, &uq, 0);
if (err)
return err;
@@ -156,6 +159,7 @@
return -EINVAL;
}
+#if IS_ENABLED(CONFIG_DRM_LEGACY)
typedef struct drm_map32 {
u32 offset; /* Requested physical address (0 for SAREA) */
u32 size; /* Requested physical size (bytes) */
@@ -177,7 +181,7 @@
return -EFAULT;
map.offset = m32.offset;
- err = drm_ioctl_kernel(file, drm_legacy_getmap_ioctl, &map, DRM_UNLOCKED);
+ err = drm_ioctl_kernel(file, drm_legacy_getmap_ioctl, &map, 0);
if (err)
return err;
@@ -185,7 +189,7 @@
m32.size = map.size;
m32.type = map.type;
m32.flags = map.flags;
- m32.handle = ptr_to_compat(map.handle);
+ m32.handle = ptr_to_compat((void __user *)map.handle);
m32.mtrr = map.mtrr;
if (copy_to_user(argp, &m32, sizeof(m32)))
return -EFAULT;
@@ -216,7 +220,7 @@
m32.offset = map.offset;
m32.mtrr = map.mtrr;
- m32.handle = ptr_to_compat(map.handle);
+ m32.handle = ptr_to_compat((void __user *)map.handle);
if (map.handle != compat_ptr(m32.handle))
pr_err_ratelimited("compat_drm_addmap truncated handle %p for type %d offset %x\n",
map.handle, m32.type, m32.offset);
@@ -239,6 +243,7 @@
map.handle = compat_ptr(handle);
return drm_ioctl_kernel(file, drm_legacy_rmmap_ioctl, &map, DRM_AUTH);
}
+#endif
typedef struct drm_client32 {
int idx; /* Which client desired? */
@@ -262,7 +267,7 @@
client.idx = c32.idx;
- err = drm_ioctl_kernel(file, drm_getclient, &client, DRM_UNLOCKED);
+ err = drm_ioctl_kernel(file, drm_getclient, &client, 0);
if (err)
return err;
@@ -292,7 +297,7 @@
drm_stats32_t __user *argp = (void __user *)arg;
int err;
- err = drm_ioctl_kernel(file, drm_noop, NULL, DRM_UNLOCKED);
+ err = drm_ioctl_kernel(file, drm_noop, NULL, 0);
if (err)
return err;
@@ -301,6 +306,7 @@
return 0;
}
+#if IS_ENABLED(CONFIG_DRM_LEGACY)
typedef struct drm_buf_desc32 {
int count; /* Number of buffers of this size */
int size; /* Size in bytes */
@@ -372,7 +378,10 @@
.size = from->buf_size,
.low_mark = from->low_mark,
.high_mark = from->high_mark};
- return copy_to_user(to + count, &v, offsetof(drm_buf_desc32_t, flags));
+
+ if (copy_to_user(to + count, &v, offsetof(drm_buf_desc32_t, flags)))
+ return -EFAULT;
+ return 0;
}
static int drm_legacy_infobufs32(struct drm_device *dev, void *data,
@@ -526,7 +535,7 @@
if (err)
return err;
- req32.handle = ptr_to_compat(req.handle);
+ req32.handle = ptr_to_compat((void __user *)req.handle);
if (copy_to_user(argp, &req32, sizeof(req32)))
return -EFAULT;
@@ -604,6 +613,7 @@
return 0;
}
+#endif
#if IS_ENABLED(CONFIG_AGP)
typedef struct drm_agp_mode32 {
@@ -748,6 +758,7 @@
}
#endif /* CONFIG_AGP */
+#if IS_ENABLED(CONFIG_DRM_LEGACY)
typedef struct drm_scatter_gather32 {
u32 size; /**< In bytes -- will round to page boundary */
u32 handle; /**< Used for mapping / unmapping */
@@ -788,7 +799,7 @@
return drm_ioctl_kernel(file, drm_legacy_sg_free, &request,
DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY);
}
-
+#endif
#if defined(CONFIG_X86)
typedef struct drm_update_draw32 {
drm_drawable_t handle;
@@ -884,8 +895,7 @@
sizeof(req64.modifier)))
return -EFAULT;
- err = drm_ioctl_kernel(file, drm_mode_addfb2, &req64,
- DRM_UNLOCKED);
+ err = drm_ioctl_kernel(file, drm_mode_addfb2, &req64, 0);
if (err)
return err;
@@ -903,10 +913,13 @@
#define DRM_IOCTL32_DEF(n, f) [DRM_IOCTL_NR(n##32)] = {.fn = f, .name = #n}
DRM_IOCTL32_DEF(DRM_IOCTL_VERSION, compat_drm_version),
DRM_IOCTL32_DEF(DRM_IOCTL_GET_UNIQUE, compat_drm_getunique),
+#if IS_ENABLED(CONFIG_DRM_LEGACY)
DRM_IOCTL32_DEF(DRM_IOCTL_GET_MAP, compat_drm_getmap),
+#endif
DRM_IOCTL32_DEF(DRM_IOCTL_GET_CLIENT, compat_drm_getclient),
DRM_IOCTL32_DEF(DRM_IOCTL_GET_STATS, compat_drm_getstats),
DRM_IOCTL32_DEF(DRM_IOCTL_SET_UNIQUE, compat_drm_setunique),
+#if IS_ENABLED(CONFIG_DRM_LEGACY)
DRM_IOCTL32_DEF(DRM_IOCTL_ADD_MAP, compat_drm_addmap),
DRM_IOCTL32_DEF(DRM_IOCTL_ADD_BUFS, compat_drm_addbufs),
DRM_IOCTL32_DEF(DRM_IOCTL_MARK_BUFS, compat_drm_markbufs),
@@ -918,6 +931,7 @@
DRM_IOCTL32_DEF(DRM_IOCTL_GET_SAREA_CTX, compat_drm_getsareactx),
DRM_IOCTL32_DEF(DRM_IOCTL_RES_CTX, compat_drm_resctx),
DRM_IOCTL32_DEF(DRM_IOCTL_DMA, compat_drm_dma),
+#endif
#if IS_ENABLED(CONFIG_AGP)
DRM_IOCTL32_DEF(DRM_IOCTL_AGP_ENABLE, compat_drm_agp_enable),
DRM_IOCTL32_DEF(DRM_IOCTL_AGP_INFO, compat_drm_agp_info),
@@ -926,8 +940,10 @@
DRM_IOCTL32_DEF(DRM_IOCTL_AGP_BIND, compat_drm_agp_bind),
DRM_IOCTL32_DEF(DRM_IOCTL_AGP_UNBIND, compat_drm_agp_unbind),
#endif
+#if IS_ENABLED(CONFIG_DRM_LEGACY)
DRM_IOCTL32_DEF(DRM_IOCTL_SG_ALLOC, compat_drm_sg_alloc),
DRM_IOCTL32_DEF(DRM_IOCTL_SG_FREE, compat_drm_sg_free),
+#endif
#if defined(CONFIG_X86) || defined(CONFIG_IA64)
DRM_IOCTL32_DEF(DRM_IOCTL_UPDATE_DRAW, compat_drm_update_draw),
#endif