On Thu, 18 Jun 2015 10:42:45 +0200
Patrik Jakobsson <patrik.jakobs...@linux.intel.com> wrote:
> This patch adds many of the DRM and KMS ioctls. The rest can be added as
> needed.
>
> * drm.c: Decode DRM_IOCTL_VERSION
> * drm.c: Decode DRM_IOCTL_GET_UNIQUE
> * drm.c: Decode DRM_IOCTL_GET_MAGIC
> * drm.c: Decode DRM_IOCTL_WAIT_VBLANK
> * drm.c: Decode DRM_IOCTL_MODE_GETRESOURCES
> * drm.c: Decode DRM_IOCTL_MODE_GETCRTC
> * drm.c: Decode DRM_IOCTL_MODE_SETCRTC
> * drm.c: Decode DRM_IOCTL_MODE_CURSOR
> * drm.c: Decode DRM_IOCTL_MODE_CURSOR2
> * drm.c: Decode DRM_IOCTL_MODE_GETGAMMA
> * drm.c: Decode DRM_IOCTL_MODE_SETGAMMA
> * drm.c: Decode DRM_IOCTL_MODE_GETENCODER
> * drm.c: Decode DRM_IOCTL_MODE_GETCONNECTOR
> * drm.c: Decode DRM_IOCTL_MODE_GETPROPERTY
> * drm.c: Decode DRM_IOCTL_MODE_SETPROPERTY
> * drm.c: Decode DRM_IOCTL_MODE_GETPROPBLOB
> * drm.c: Decode DRM_IOCTL_MODE_GETFB
> * drm.c: Decode DRM_IOCTL_MODE_ADDFB
> * drm.c: Decode DRM_IOCTL_MODE_RMFB
> * drm.c: Decode DRM_IOCTL_MODE_PAGE_FLIP
> * drm.c: Decode DRM_IOCTL_DIRTYFB
> * drm.c: Decode DRM_IOCTL_CREATE_DUMB
> * drm.c: Decode DRM_IOCTL_MAP_DUMB
> * drm.c: Decode DRM_IOCTL_DESTROY_DUMB
> * drm.c: Decode DRM_IOCTL_GEM_CLOSE
>
> Signed-off-by: Patrik Jakobsson <patrik.jakobs...@linux.intel.com>
> ---
> drm.c | 510
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 510 insertions(+)
>
> diff --git a/drm.c b/drm.c
> index 8e3f7d1..2e6d763 100644
> --- a/drm.c
> +++ b/drm.c
> @@ -104,6 +104,463 @@ int drm_decode_number(struct tcb *tcp, unsigned int arg)
> return 0;
> }
>
> +static int drm_version(struct tcb *tcp, const unsigned int code, long arg)
> +{
> + struct drm_version ver;
> +
> + if (umove(tcp, arg, &ver))
> + return 0;
> +
The umove() should be done only on exiting and if the ioctl succeded ?
Same thing for most of the read only ioctl.
> + if (exiting(tcp)) {
> + tprintf(", {version_major=%d, version_minor=%d,
> version_patchlevel=%d, "
> + "name_len=%lu, name=", ver.version_major,
> + ver.version_minor, ver.version_patchlevel,
> + ver.name_len);
> + printstr(tcp, (long)ver.name, ver.name_len);
> + tprintf(", date_len=%lu, date=", ver.date_len);
> + printstr(tcp, (long)ver.date, ver.date_len);
> + tprintf(", desc_len=%lu, desc=", ver.desc_len);
> + printstr(tcp, (long)ver.desc, ver.desc_len);
> + tprints("}");
> + }
> +
> + return 1;
> +}
> +
> +static int drm_get_unique(struct tcb *tcp, const unsigned int code, long arg)
> +{
> + struct drm_unique unique;
> +
> + if (umove(tcp, arg, &unique))
> + return 0;
> +
> + if (exiting(tcp)) {
> + tprintf(", {unique_len=%lu, unique=}", unique.unique_len);
There is an extra '}'
> + printstr(tcp, (long)unique.unique, unique.unique_len);
> + tprints("}");
> + }
> +
> + return 1;
> +}
> +
> +static int drm_get_magic(struct tcb *tcp, const unsigned int code, long arg)
> +{
> + struct drm_auth auth;
> +
> + if (umove(tcp, arg, &auth))
> + return 0;
> +
> + if (exiting(tcp))
> + tprintf(", {magic=%u}", auth.magic);
> +
> + return 1;
> +}
> +
> +static int drm_wait_vblank(struct tcb *tcp, const unsigned int code, long
> arg)
> +{
> + union drm_wait_vblank vblank;
> +
> + if (umove(tcp, arg, &vblank))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {request={type=%u, sequence=%u, signal=%lu}",
> + vblank.request.type, vblank.request.sequence,
> + vblank.request.signal);
> + } else if (exiting(tcp)) {
> + tprintf(", reply={type=%u, sequence=%u, tval_sec=%ld,
> tval_usec=%ld}}",
> + vblank.reply.type, vblank.reply.sequence,
> + vblank.reply.tval_sec, vblank.reply.tval_usec);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_get_resources(struct tcb *tcp, const unsigned int code,
> long arg)
> +{
> + struct drm_mode_card_res res;
> +
> + if (umove(tcp, arg, &res))
> + return 0;
> +
> + if (exiting(tcp)) {
> + tprintf(", {fb_id_ptr=%p, crtc_id_ptr=%p, connector_id_ptr=%p, "
> + "encoder_id_ptr=%p, count_fbs=%u, count_crtcs=%u, "
> + "count_connectors=%u, count_encoders=%u, min_width=%u, "
> + "max_width=%u, min_height=%u, max_height=%u}",
> + (void *)res.fb_id_ptr, (void *)res.crtc_id_ptr,
> + (void *)res.connector_id_ptr, (void
> *)res.encoder_id_ptr,
> + res.count_fbs, res.count_crtcs, res.count_connectors,
> + res.count_encoders, res.min_width, res.max_width,
> + res.min_height, res.max_height);
> + }
> +
> + return 1;
> +}
> +
> +static void drm_mode_print_modeinfo(struct drm_mode_modeinfo *info)
> +{
> + tprintf("clock=%u, hdisplay=%hu, hsync_start=%hu, hsync_end=%hu, "
> + "htotal=%hu, hskew=%hu, vdisplay=%hu, vsync_start=%hu, "
> + "vsync_end=%hu, vtotal=%hu, vscan=%hu, vrefresh=%u, "
> + "flags=0x%x, type=%u, name=%s", info->clock, info->hdisplay,
> + info->hsync_start, info->hsync_end, info->htotal, info->hskew,
> + info->vdisplay, info->vsync_start, info->vsync_end,
> + info->vtotal, info->vscan, info->vrefresh, info->flags,
> + info->type, info->name);
> +}
> +
> +static int drm_mode_get_crtc(struct tcb *tcp, const unsigned int code, long
> arg)
> +{
> + struct drm_mode_crtc crtc;
> +
> + if (umove(tcp, arg, &crtc))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {crtc_id=%u", crtc.crtc_id);
> + } else if (exiting(tcp)) {
> + tprintf(", set_connectors_ptr=%p, count_connectors=%u, "
> + "fb_id=%u, x=%u, y=%u, gamma_size=%u, mode_valid=%u, "
> + "mode={", (void *)crtc.set_connectors_ptr,
> + crtc.count_connectors, crtc.fb_id, crtc.x, crtc.y,
> + crtc.gamma_size, crtc.mode_valid);
> +
> + drm_mode_print_modeinfo(&crtc.mode);
> + tprintf("}}");
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_set_crtc(struct tcb *tcp, const unsigned int code, long
> arg)
> +{
> + struct drm_mode_crtc crtc;
> +
> + if (umove(tcp, arg, &crtc))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {set_connectors_ptr=%p, count_connectors=%u, "
> + "crtc_id=%u, fb_id=%u, x=%u, y=%u, gamma_size=%u, "
> + "mode_valid=%u, mode={", (void
> *)crtc.set_connectors_ptr,
> + crtc.count_connectors, crtc.crtc_id, crtc.fb_id, crtc.x,
> + crtc.y, crtc.gamma_size, crtc.mode_valid);
> +
> + drm_mode_print_modeinfo(&crtc.mode);
> + tprintf("}}");
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_cursor(struct tcb *tcp, const unsigned int code, long
> arg)
> +{
> + struct drm_mode_cursor cursor;
> +
> + if (umove(tcp, arg, &cursor))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {flags=0x%x, crtc_id=%u, x=%d, y=%d, width=%u, "
> + "height=%u, handle=%u}", cursor.flags, cursor.crtc_id,
> + cursor.x, cursor.y, cursor.width, cursor.height,
> + cursor.handle);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_cursor2(struct tcb *tcp, const unsigned int code, long
> arg)
> +{
> + struct drm_mode_cursor2 cursor;
> +
> + if (umove(tcp, arg, &cursor))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {flags=0x%x, crtc_id=%u, x=%d, y=%d, width=%u, "
> + "height=%u, handle=%u, hot_x=%d, hot_y=%d}",
> + cursor.flags, cursor.crtc_id, cursor.x, cursor.y,
> + cursor.width, cursor.height, cursor.handle,
> + cursor.hot_x, cursor.hot_y);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_get_gamma(struct tcb *tcp, const unsigned int code, long
> arg)
> +{
> + struct drm_mode_crtc_lut lut;
> +
> + if (umove(tcp, arg, &lut))
> + return 0;
> +
> + if (entering(tcp)) {
> + /* We don't print the entire table, just the pointers */
> + tprintf(", {crtc_id=%u, gamma_size=%u, red=%p, green=%p, "
> + "blue=%p}", lut.crtc_id, lut.gamma_size,
> + (void *)lut.red, (void *)lut.green, (void *)lut.blue);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_set_gamma(struct tcb *tcp, const unsigned int code, long
> arg)
> +{
> + struct drm_mode_crtc_lut lut;
> +
> + if (umove(tcp, arg, &lut))
> + return 0;
> +
> + if (entering(tcp)) {
> + /* We don't print the entire table, just the rgb pointers */
> + tprintf(", {crtc_id=%u, gamma_size=%u, red=%p, green=%p, "
> + "blue=%p}", lut.crtc_id, lut.gamma_size,
> + (void *)lut.red, (void *)lut.green, (void *)lut.blue);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_get_encoder(struct tcb *tcp, const unsigned int code,
> long arg)
> +{
> + struct drm_mode_get_encoder enc;
> +
> + if (umove(tcp, arg, &enc))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {encoder_id=%u", enc.encoder_id);
> + } else if (exiting(tcp)) {
> + /* TODO: Print name of encoder type */
> + tprintf(", encoder_type=%u, crtc_id=%u, possible_crtcs=0x%x, "
> + "possible_clones=0x%x}", enc.encoder_type,
> + enc.crtc_id, enc.possible_crtcs, enc.possible_clones);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_get_connector(struct tcb *tcp, const unsigned int code,
> long arg)
> +{
> + struct drm_mode_get_connector con;
> +
> + if (umove(tcp, arg, &con))
> + return 0;
> +
> + /* We could be very verbose here but keep is simple for now */
> + if (entering(tcp)) {
> + tprintf(", {connector_id=%u", con.connector_id);
> + } else if (exiting(tcp)) {
> + tprintf(", encoders_ptr=%p, modes_ptr=%p, props_ptr=%p, "
> + "prop_values_ptr=%p, count_modes=%u, count_props=%u, "
> + "count_encoders=%u, encoder_id=%u, connector_type=%u, "
> + "connector_type_id=%u, connection=%u, mm_width=%u, "
> + "mm_height=%u, subpixel=%u}", (void *)con.encoders_ptr,
> + (void *)con.modes_ptr, (void *)con.props_ptr,
> + (void *)con.prop_values_ptr, con.count_modes,
> + con.count_props, con.count_encoders, con.encoder_id,
> + con.connector_type, con.connector_type_id,
> + con.connection, con.mm_width, con.mm_height,
> + con.subpixel);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_get_property(struct tcb *tcp, const unsigned int code,
> long arg)
> +{
> + struct drm_mode_get_property prop;
> +
> + if (umove(tcp, arg, &prop))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {prop_id=%u", prop.prop_id);
> + } else if (exiting(tcp)) {
> + tprintf(", values_ptr=%p, enum_blob_ptr=%p, flags=0x%x, "
> + "name=%s, count_values=%u, count_enum_blobs=%u}",
> + (void *)prop.values_ptr, (void *)prop.enum_blob_ptr,
> + prop.flags, prop.name, prop.count_values,
> + prop.count_enum_blobs);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_set_property(struct tcb *tcp, const unsigned int code,
> long arg)
> +{
> + struct drm_mode_connector_set_property prop;
> +
> + if (umove(tcp, arg, &prop))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {value=%Lu, prop_id=%u, connector_id=%u}",
> + prop.value, prop.prop_id, prop.connector_id);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_get_prop_blob(struct tcb *tcp, const unsigned int code,
> long arg)
> +{
> + struct drm_mode_get_blob blob;
> +
> + if (umove(tcp, arg, &blob))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {blob_id=%u", blob.blob_id);
> + } else if (exiting(tcp)) {
> + tprintf(", length=%u, data=%p}", blob.length,
> + (void *)blob.data);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_add_fb(struct tcb *tcp, const unsigned int code, long
> arg)
> +{
> + struct drm_mode_fb_cmd cmd;
> +
> + if (umove(tcp, arg, &cmd))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {width=%u, height=%u, pitch=%u, bpp=%u, depth=%u, "
> + "handle=%u", cmd.width, cmd.height, cmd.pitch,
> + cmd.bpp, cmd.depth, cmd.handle);
> + } else if (exiting(tcp)) {
> + tprintf(", fb_id=%u}", cmd.fb_id);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_get_fb(struct tcb *tcp, const unsigned int code, long
> arg)
> +{
> + struct drm_mode_fb_cmd cmd;
> +
> + if (umove(tcp, arg, &cmd))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {fb_id=%u", cmd.fb_id);
> + } else {
> + tprintf(", width=%u, height=%u, pitch=%u, bpp=%u, depth=%u, "
> + "handle=%u}", cmd.width, cmd.height, cmd.pitch,
> + cmd.bpp, cmd.depth, cmd.handle);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_rm_fb(struct tcb *tcp, const unsigned int code, long arg)
> +{
> + unsigned int handle;
> +
> + if (umove(tcp, arg, &handle))
> + return 0;
> +
> + if (entering(tcp))
> + tprintf(", %u", handle);
> +
> + return 1;
> +}
> +
> +static int drm_mode_page_flip(struct tcb *tcp, const unsigned int code, long
> arg)
> +{
> + struct drm_mode_crtc_page_flip flip;
> +
> + if (umove(tcp, arg, &flip))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {crtc_id=%u, fb_id=%u, flags=0x%x, user_data=0x%Lx}",
> + flip.crtc_id, flip.fb_id, flip.flags, flip.user_data);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_dirty_fb(struct tcb *tcp, const unsigned int code, long
> arg)
> +{
> + struct drm_mode_fb_dirty_cmd cmd;
> +
> + if (umove(tcp, arg, &cmd))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {fb_id=%u, flags=0x%x, color=0x%x, num_clips=%u, "
> + "clips_ptr=%p}", cmd.fb_id, cmd.flags, cmd.color,
> + cmd.num_clips, (void *)cmd.clips_ptr);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_create_dumb(struct tcb *tcp, const unsigned int code,
> long arg)
> +{
> + struct drm_mode_create_dumb dumb;
> +
> + if (umove(tcp, arg, &dumb))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {width=%u, height=%u, bpp=%u, flags=0x%x",
> + dumb.width, dumb.height, dumb.bpp, dumb.flags);
> + } else if (exiting(tcp)) {
> + tprintf(", handle=%u, pitch=%u, size=%Lu}", dumb.handle,
> + dumb.pitch, dumb.size);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_map_dumb(struct tcb *tcp, const unsigned int code, long
> arg)
> +{
> + struct drm_mode_map_dumb dumb;
> +
> + if (umove(tcp, arg, &dumb))
> + return 0;
> +
> + if (entering(tcp)) {
> + tprintf(", {handle=%u", dumb.handle);
> + } else if (exiting(tcp)) {
> + tprintf(", offset=%Lu}", dumb.offset);
> + }
> +
> + return 1;
> +}
> +
> +static int drm_mode_destroy_dumb(struct tcb *tcp, const unsigned int code,
> long arg)
> +{
> + struct drm_mode_destroy_dumb dumb;
> +
> + if (umove(tcp, arg, &dumb))
> + return 0;
> +
> + if (entering(tcp))
> + tprintf(", {handle=%u}", dumb.handle);
> +
> + return 1;
> +}
> +
> +static int drm_gem_close(struct tcb *tcp, const unsigned int code, long arg)
> +{
> + struct drm_gem_close close;
> +
> + if (umove(tcp, arg, &close))
> + return 0;
> +
> + if (entering(tcp))
> + tprintf(", {handle=%u}", close.handle);
> +
> + return 1;
> +}
> +
> int drm_ioctl(struct tcb *tcp, const unsigned int code, long arg)
> {
> /* Check for device specific ioctls */
> @@ -112,6 +569,59 @@ int drm_ioctl(struct tcb *tcp, const unsigned int code,
> long arg)
> return drm_i915_ioctl(tcp, code, arg);
> }
>
> + switch (code) {
> + case DRM_IOCTL_VERSION:
> + return drm_version(tcp, code, arg);
> + case DRM_IOCTL_GET_UNIQUE:
> + return drm_get_unique(tcp, code, arg);
> + case DRM_IOCTL_GET_MAGIC:
> + return drm_get_magic(tcp, code, arg);
> + case DRM_IOCTL_WAIT_VBLANK:
> + return drm_wait_vblank(tcp, code, arg);
> + case DRM_IOCTL_MODE_GETRESOURCES:
> + return drm_mode_get_resources(tcp, code, arg);
> + case DRM_IOCTL_MODE_GETCRTC:
> + return drm_mode_get_crtc(tcp, code, arg);
> + case DRM_IOCTL_MODE_SETCRTC:
> + return drm_mode_set_crtc(tcp, code, arg);
> + case DRM_IOCTL_MODE_CURSOR:
> + return drm_mode_cursor(tcp, code, arg);
> + case DRM_IOCTL_MODE_CURSOR2:
> + return drm_mode_cursor2(tcp, code, arg);
> + case DRM_IOCTL_MODE_GETGAMMA:
> + return drm_mode_get_gamma(tcp, code, arg);
> + case DRM_IOCTL_MODE_SETGAMMA:
> + return drm_mode_set_gamma(tcp, code, arg);
> + case DRM_IOCTL_MODE_GETENCODER:
> + return drm_mode_get_encoder(tcp, code, arg);
> + case DRM_IOCTL_MODE_GETCONNECTOR:
> + return drm_mode_get_connector(tcp, code, arg);
> + case DRM_IOCTL_MODE_GETPROPERTY:
> + return drm_mode_get_property(tcp, code, arg);
> + case DRM_IOCTL_MODE_SETPROPERTY:
> + return drm_mode_set_property(tcp, code, arg);
> + case DRM_IOCTL_MODE_GETPROPBLOB:
> + return drm_mode_get_prop_blob(tcp, code, arg);
> + case DRM_IOCTL_MODE_GETFB:
> + return drm_mode_get_fb(tcp, code, arg);
> + case DRM_IOCTL_MODE_ADDFB:
> + return drm_mode_add_fb(tcp, code, arg);
> + case DRM_IOCTL_MODE_RMFB:
> + return drm_mode_rm_fb(tcp, code, arg);
> + case DRM_IOCTL_MODE_PAGE_FLIP:
> + return drm_mode_page_flip(tcp, code, arg);
> + case DRM_IOCTL_MODE_DIRTYFB:
> + return drm_mode_dirty_fb(tcp, code, arg);
> + case DRM_IOCTL_MODE_CREATE_DUMB:
> + return drm_mode_create_dumb(tcp, code, arg);
> + case DRM_IOCTL_MODE_MAP_DUMB:
> + return drm_mode_map_dumb(tcp, code, arg);
> + case DRM_IOCTL_MODE_DESTROY_DUMB:
> + return drm_mode_destroy_dumb(tcp, code, arg);
> + case DRM_IOCTL_GEM_CLOSE:
> + return drm_gem_close(tcp, code, arg);
> + }
> +
> /* Free any allocated private data */
> if (exiting(tcp) && tcp->priv_data != NULL) {
> free(tcp->priv_data);
--
Gabriel Laskar
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