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cdrom_id: set ID_CDROM_MEDIA=1 only for known media

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On Sat, Apr 17, 2010 at 18:26, Mike Brudevold <mike@brudevold.com> wrote:
> My CD-RW drive experiences a problem in that it automatically closes
> after opening if there is media in the drive.  This only happens if
> there was media in the drive when it was last closed (an empty drive
> stays open).
...
> cd_profiles: current profile 0x02
> cd_profiles: profile 0x02 <ignored>
...

Do not pretend to have a media, when we receive a profile like 0x02,
which just means "Removable disk".

Thanks to Mike Brudevold for the initial patch.
This commit is contained in:
Kay Sievers 2010-04-17 19:31:44 +02:00
parent 7c07740ce7
commit bc913ce478
1 changed files with 25 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
extras/cdrom_id/cdrom_id.c
View File

@ -401,83 +401,99 @@ static int cd_profiles(struct udev *udev, int fd)
return -1;
}
cd_media = 1;
switch (cur_profile) {
case 0x03:
case 0x04:
case 0x05:
info(udev, "profile 0x%02x \n", cur_profile);
cd_media = 1;
cd_media_mo = 1;
break;
case 0x08:
info(udev, "profile 0x%02x media_cd_rom\n", cur_profile);
cd_media = 1;
cd_media_cd_rom = 1;
break;
case 0x09:
info(udev, "profile 0x%02x media_cd_r\n", cur_profile);
cd_media = 1;
cd_media_cd_r = 1;
break;
case 0x0a:
info(udev, "profile 0x%02x media_cd_rw\n", cur_profile);
cd_media = 1;
cd_media_cd_rw = 1;
break;
case 0x10:
info(udev, "profile 0x%02x media_dvd_ro\n", cur_profile);
cd_media = 1;
cd_media_dvd_rom = 1;
break;
case 0x11:
info(udev, "profile 0x%02x media_dvd_r\n", cur_profile);
cd_media = 1;
cd_media_dvd_r = 1;
break;
case 0x12:
info(udev, "profile 0x%02x media_dvd_ram\n", cur_profile);
cd_media = 1;
cd_media_dvd_ram = 1;
break;
case 0x13:
case 0x14:
info(udev, "profile 0x%02x media_dvd_rw\n", cur_profile);
cd_media = 1;
cd_media_dvd_rw = 1;
break;
case 0x1B:
info(udev, "profile 0x%02x media_dvd_plus_r\n", cur_profile);
cd_media = 1;
cd_media_dvd_plus_r = 1;
break;
case 0x1A:
info(udev, "profile 0x%02x media_dvd_plus_rw\n", cur_profile);
cd_media = 1;
cd_media_dvd_plus_rw = 1;
break;
case 0x2A:
info(udev, "profile 0x%02x media_dvd_plus_rw_dl\n", cur_profile);
cd_media = 1;
cd_media_dvd_plus_rw_dl = 1;
break;
case 0x2B:
info(udev, "profile 0x%02x media_dvd_plus_r_dl\n", cur_profile);
cd_media = 1;
cd_media_dvd_plus_r_dl = 1;
break;
case 0x40:
info(udev, "profile 0x%02x media_bd\n", cur_profile);
cd_media = 1;
cd_media_bd = 1;
break;
case 0x41:
case 0x42:
info(udev, "profile 0x%02x media_bd_r\n", cur_profile);
cd_media = 1;
cd_media_bd_r = 1;
break;
case 0x43:
info(udev, "profile 0x%02x media_bd_re\n", cur_profile);
cd_media = 1;
cd_media_bd_re = 1;
break;
case 0x50:
info(udev, "profile 0x%02x media_hddvd\n", cur_profile);
cd_media = 1;
cd_media_hddvd = 1;
break;
case 0x51:
info(udev, "profile 0x%02x media_hddvd_r\n", cur_profile);
cd_media = 1;
cd_media_hddvd_r = 1;
break;
case 0x52:
info(udev, "profile 0x%02x media_hddvd_rw\n", cur_profile);
cd_media = 1;
cd_media_hddvd_rw = 1;
break;
default:
@ -501,7 +517,7 @@ static int cd_media_info(struct udev *udev, int fd)
scsi_cmd_init(udev, &sc, header, sizeof(header));
scsi_cmd_set(udev, &sc, 0, 0x51);
scsi_cmd_set(udev, &sc, 8, sizeof(header));
scsi_cmd_set(udev, &sc, 8, sizeof(header) & 0xff);
scsi_cmd_set(udev, &sc, 9, 0);
err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
if ((err != 0)) {
@ -509,10 +525,11 @@ static int cd_media_info(struct udev *udev, int fd)
return -1;
};
cd_media = 1;
info(udev, "disk type %02x\n", header[8]);
/* exclude plain CDROM, some fake cdroms return 0 for "blank" media here */
if (!cd_media_cd_rom && (header[2] & 3) < 4)
if (!cd_media_cd_rom)
cd_media_state = media_status[header[2] & 3];
if ((header[2] & 3) != 2)
@ -535,7 +552,7 @@ static int cd_media_toc(struct udev *udev, int fd)
scsi_cmd_init(udev, &sc, header, sizeof(header));
scsi_cmd_set(udev, &sc, 0, 0x43);
scsi_cmd_set(udev, &sc, 6, 1);
scsi_cmd_set(udev, &sc, 8, sizeof(header));
scsi_cmd_set(udev, &sc, 8, sizeof(header) & 0xff);
scsi_cmd_set(udev, &sc, 9, 0);
err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
if ((err != 0)) {
@ -557,8 +574,8 @@ static int cd_media_toc(struct udev *udev, int fd)
scsi_cmd_init(udev, &sc, toc, sizeof(toc));
scsi_cmd_set(udev, &sc, 0, 0x43);
scsi_cmd_set(udev, &sc, 6, header[2]); /* First Track/Session Number */
scsi_cmd_set(udev, &sc, 7, len >> 8);
scsi_cmd_set(udev, &sc, 8, len);
scsi_cmd_set(udev, &sc, 7, (len >> 8) & 0xff);
scsi_cmd_set(udev, &sc, 8, len & 0xff);
scsi_cmd_set(udev, &sc, 9, 0);
err = scsi_cmd_run(udev, &sc, fd, toc, len);
if ((err != 0)) {
@ -585,7 +602,7 @@ static int cd_media_toc(struct udev *udev, int fd)
scsi_cmd_init(udev, &sc, header, sizeof(header));
scsi_cmd_set(udev, &sc, 0, 0x43);
scsi_cmd_set(udev, &sc, 2, 1); /* Session Info */
scsi_cmd_set(udev, &sc, 8, 12);
scsi_cmd_set(udev, &sc, 8, sizeof(header));
scsi_cmd_set(udev, &sc, 9, 0);
err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
if ((err != 0)) {