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pktcdvd: Remove CONFIG_CDROM_PKTCDVD_WCACHE from uapi header

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CONFIG_* switches should not be exposed in uapi headers, thus let's get
rid of the USE_WCACHING macro here (which was also named way to generic)
and integrate the logic directly in the only function that needs it.

Suggested-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Thomas Huth
2023-03-10 17:07:56 +01:00
committed by Arnd Bergmann
parent d3c7ec7588
commit f5bdc61eb6
2 changed files with 9 additions and 15 deletions
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13
drivers/block/pktcdvd.c
View File

@@ -1869,12 +1869,12 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd)
/* /*
* enable/disable write caching on drive * enable/disable write caching on drive
*/ */
static noinline_for_stack int pkt_write_caching(struct pktcdvd_device *pd, static noinline_for_stack int pkt_write_caching(struct pktcdvd_device *pd)
int set)
{ {
struct packet_command cgc; struct packet_command cgc;
struct scsi_sense_hdr sshdr; struct scsi_sense_hdr sshdr;
unsigned char buf[64]; unsigned char buf[64];
bool set = IS_ENABLED(CONFIG_CDROM_PKTCDVD_WCACHE);
int ret; int ret;
init_cdrom_command(&cgc, buf, sizeof(buf), CGC_DATA_READ); init_cdrom_command(&cgc, buf, sizeof(buf), CGC_DATA_READ);
@@ -1890,7 +1890,12 @@ static noinline_for_stack int pkt_write_caching(struct pktcdvd_device *pd,
if (ret) if (ret)
return ret; return ret;
buf[pd->mode_offset + 10] |= (!!set << 2); /*
* use drive write caching -- we need deferred error handling to be
* able to successfully recover with this option (drive will return good
* status as soon as the cdb is validated).
*/
buf[pd->mode_offset + 10] |= (set << 2);
cgc.buflen = cgc.cmd[8] = 2 + ((buf[0] << 8) | (buf[1] & 0xff)); cgc.buflen = cgc.cmd[8] = 2 + ((buf[0] << 8) | (buf[1] & 0xff));
ret = pkt_mode_select(pd, &cgc); ret = pkt_mode_select(pd, &cgc);
@@ -2085,7 +2090,7 @@ static int pkt_open_write(struct pktcdvd_device *pd)
return -EIO; return -EIO;
} }
pkt_write_caching(pd, USE_WCACHING); pkt_write_caching(pd);
ret = pkt_get_max_speed(pd, &write_speed); ret = pkt_get_max_speed(pd, &write_speed);
if (ret) if (ret)

11
include/uapi/linux/pktcdvd.h
View File

@@ -29,17 +29,6 @@
*/ */
#define PACKET_WAIT_TIME (HZ * 5 / 1000) #define PACKET_WAIT_TIME (HZ * 5 / 1000)
/*
* use drive write caching -- we need deferred error handling to be
* able to successfully recover with this option (drive will return good
* status as soon as the cdb is validated).
*/
#if defined(CONFIG_CDROM_PKTCDVD_WCACHE)
#define USE_WCACHING 1
#else
#define USE_WCACHING 0
#endif
/* /*
* No user-servicable parts beyond this point -> * No user-servicable parts beyond this point ->
*/ */