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Chip matching improvements: 

only match for currently known addresses
  don't generate messages when matching
Tested on Sun Blade 2500 by martin@.
This commit is contained in:
jdc 2019-12-11 21:00:11 +00:00
parent 0a55e6b767
commit 6c5b34cf0d
2 changed files with 15 additions and 15 deletions
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17
sys/dev/i2c/adm1026.c
View File

@ -28,7 +28,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: adm1026.c,v 1.5 2018/06/26 06:03:57 thorpej Exp $");
__KERNEL_RCSID(0, "$NetBSD: adm1026.c,v 1.6 2019/12/11 21:00:11 jdc Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -99,11 +99,11 @@ struct adm1026_softc {
};
static int adm1026_match(device_t, cfdata_t, void *);
static int adm1026_ident(struct adm1026_softc *sc);
static int adm1026_ident(struct adm1026_softc *, int);
static void adm1026_attach(device_t, device_t, void *);
static int adm1026_detach(device_t, int);
bool adm1026_pmf_suspend(device_t dev, const pmf_qual_t *qual);
bool adm1026_pmf_resume(device_t dev, const pmf_qual_t *qual);
bool adm1026_pmf_suspend(device_t, const pmf_qual_t *);
bool adm1026_pmf_resume(device_t, const pmf_qual_t *);
static void adm1026_setup_fans(struct adm1026_softc *sc, int div2_val);
static void adm1026_setup_temps(struct adm1026_softc *sc);
@ -141,15 +141,14 @@ adm1026_match(device_t parent, cfdata_t cf, void *aux)
if (iic_use_direct_match(ia, cf, compat_data, &match_result))
return match_result;
if ((ia->ia_addr & ADM1026_ADDRMASK) == ADM1026_ADDR &&
adm1026_ident(&sc))
if (ia->ia_addr == ADM1026_ADDR1 && adm1026_ident(&sc, 1))
return I2C_MATCH_ADDRESS_AND_PROBE;
return 0;
}
static int
adm1026_ident(struct adm1026_softc *sc)
adm1026_ident(struct adm1026_softc *sc, int probe_only)
{
uint8_t val;
int err;
@ -157,12 +156,14 @@ adm1026_ident(struct adm1026_softc *sc)
/* Manufacturer ID and revision/stepping */
err = adm1026_read_reg(sc, ADM1026_ID, &val);
if (err || val != ADM1026_MANF_ID) {
if (!probe_only)
aprint_verbose("adm1026_ident: "
"manufacturer ID invalid or missing\n");
return 0;
}
err = adm1026_read_reg(sc, ADM1026_REV, &sc->sc_rev);
if (err || ADM1026_REVISION(sc->sc_rev) != ADM1026_MANF_REV) {
if (!probe_only)
aprint_verbose("adm1026_ident: "
"manufacturer revision invalid or missing\n");
return 0;
@ -191,7 +192,7 @@ adm1026_attach(device_t parent, device_t self, void *aux)
else
div2_val = -1;
(void) adm1026_ident(sc);
(void) adm1026_ident(sc, 0);
aprint_normal(": ADM1026 hardware monitor: rev. 0x%x, step. 0x%x\n",
ADM1026_REVISION(sc->sc_rev), ADM1026_STEPPING(sc->sc_rev));

5
sys/dev/i2c/adm1026reg.h
View File

@ -37,10 +37,9 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: adm1026reg.h,v 1.2 2019/10/13 07:44:51 mrg Exp $");
__KERNEL_RCSID(0, "$NetBSD: adm1026reg.h,v 1.3 2019/12/11 21:00:11 jdc Exp $");
#define ADM1026_ADDRMASK 0x2f /* 010 11xx */
#define ADM1026_ADDR 0x2c
#define ADM1026_ADDR1 0x2c
#define ADM1026_CONF1 0x00
#define ADM1026_CONF2 0x01