diff options
Diffstat (limited to 'drivers/gpu/drm/drm_ioc32.c')
| -rw-r--r-- | drivers/gpu/drm/drm_ioc32.c | 40 |
1 files changed, 28 insertions, 12 deletions
diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c index 0e3043e08c69..22c7fd7196c8 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 @@ static int compat_drm_version(struct file *file, unsigned int cmd, .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 @@ static int compat_drm_getunique(struct file *file, unsigned int cmd, .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 @@ static int compat_drm_setunique(struct file *file, unsigned int cmd, 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 @@ static int compat_drm_getmap(struct file *file, unsigned int cmd, 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; @@ -239,6 +243,7 @@ static int compat_drm_rmmap(struct file *file, unsigned int cmd, 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 @@ static int compat_drm_getclient(struct file *file, unsigned int cmd, 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 @@ static int compat_drm_getstats(struct file *file, unsigned int cmd, 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 @@ static int compat_drm_getstats(struct file *file, unsigned int cmd, 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 @@ static int copy_one_buf32(void *data, int count, struct drm_buf_entry *from) .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, @@ -604,6 +613,7 @@ static int compat_drm_dma(struct file *file, unsigned int cmd, return 0; } +#endif #if IS_ENABLED(CONFIG_AGP) typedef struct drm_agp_mode32 { @@ -748,6 +758,7 @@ static int compat_drm_agp_unbind(struct file *file, unsigned int cmd, } #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 @@ static int compat_drm_sg_free(struct file *file, unsigned int cmd, 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 @@ static int compat_drm_mode_addfb2(struct file *file, unsigned int cmd, 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 @@ static struct { #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 @@ static struct { 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 @@ static struct { 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 |