The branch main has been updated by adrian: URL: https://cgit.FreeBSD.org/src/commit/?id=df764dd133ecba8eade6a44e9baf1f0e9cf0d2f3
commit df764dd133ecba8eade6a44e9baf1f0e9cf0d2f3 Author: Marco Devesas Campos <[email protected]> AuthorDate: 2025-10-26 23:04:17 +0000 Commit: Adrian Chadd <[email protected]> CommitDate: 2025-10-30 00:48:05 +0000 vchiq: logging/tracing refactoring * Create macros for error, info, warn, trace / debug * Migrate existing printf() logging to use the above macros * Add a sysctl knob to control it at runtime This is based on work done in https://reviews.freebsd.org/D37878 . Submitted by: Marco Devesas Campos <[email protected]> Differential Revision: https://reviews.freebsd.org/D53371 --- sys/arm/broadcom/bcm2835/bcm2835_audio.c | 66 ++++++++++++++++++++++++++------ 1 file changed, 54 insertions(+), 12 deletions(-) diff --git a/sys/arm/broadcom/bcm2835/bcm2835_audio.c b/sys/arm/broadcom/bcm2835/bcm2835_audio.c index 13f309dd3f11..74dede21c0df 100644 --- a/sys/arm/broadcom/bcm2835/bcm2835_audio.c +++ b/sys/arm/broadcom/bcm2835/bcm2835_audio.c @@ -132,6 +132,7 @@ struct bcm2835_audio_info { uint32_t flags_pending; + int verbose_trace; /* Worker thread state */ int worker_state; }; @@ -140,6 +141,29 @@ struct bcm2835_audio_info { #define BCM2835_AUDIO_LOCKED(sc) mtx_assert(&(sc)->lock, MA_OWNED) #define BCM2835_AUDIO_UNLOCK(sc) mtx_unlock(&(sc)->lock) +#define BCM2835_LOG_ERROR(sc,...) \ + do { \ + device_printf((sc)->dev, __VA_ARGS__); \ + } while(0) + +#define BCM2835_LOG_INFO(sc,...) \ + do { \ + if (sc->verbose_trace > 0) \ + device_printf((sc)->dev, __VA_ARGS__); \ + } while(0) + +#define BCM2835_LOG_WARN(sc,...) \ + do { \ + if (sc->verbose_trace > 1) \ + device_printf((sc)->dev, __VA_ARGS__); \ + } while(0) + +#define BCM2835_LOG_TRACE(sc,...) \ + do { \ + if(sc->verbose_trace > 2) \ + device_printf((sc)->dev, __VA_ARGS__); \ + } while(0) + static const char * dest_description(uint32_t dest) { @@ -247,7 +271,8 @@ bcm2835_audio_callback(void *param, const VCHI_CALLBACK_REASON_T reason, void *m } BCM2835_AUDIO_UNLOCK(sc); } else - printf("%s: unknown m.type: %d\n", __func__, m.type); + BCM2835_LOG_WARN(sc, "%s: unknown m.type: %d\n", __func__, + m.type); } /* VCHIQ stuff */ @@ -259,13 +284,13 @@ bcm2835_audio_init(struct bcm2835_audio_info *sc) /* Initialize and create a VCHI connection */ status = vchi_initialise(&sc->vchi_instance); if (status != 0) { - printf("vchi_initialise failed: %d\n", status); + BCM2835_LOG_ERROR(sc, "vchi_initialise failed: %d\n", status); return; } status = vchi_connect(NULL, 0, sc->vchi_instance); if (status != 0) { - printf("vchi_connect failed: %d\n", status); + BCM2835_LOG_ERROR(sc, "vchi_connect failed: %d\n", status); return; } @@ -297,7 +322,8 @@ bcm2835_audio_release(struct bcm2835_audio_info *sc) if (sc->vchi_handle != VCHIQ_SERVICE_HANDLE_INVALID) { success = vchi_service_close(sc->vchi_handle); if (success != 0) - printf("vchi_service_close failed: %d\n", success); + BCM2835_LOG_ERROR(sc, "vchi_service_close failed: %d\n", + success); vchi_service_release(sc->vchi_handle); sc->vchi_handle = VCHIQ_SERVICE_HANDLE_INVALID; } @@ -327,7 +353,9 @@ bcm2835_audio_start(struct bcm2835_audio_chinfo *ch) &m, sizeof m, VCHI_FLAGS_BLOCK_UNTIL_QUEUED, NULL); if (ret != 0) - printf("%s: vchi_msg_queue failed (err %d)\n", __func__, ret); + BCM2835_LOG_ERROR(sc, + "%s: vchi_msg_queue failed (err %d)\n", __func__, + ret); } } @@ -346,7 +374,9 @@ bcm2835_audio_stop(struct bcm2835_audio_chinfo *ch) &m, sizeof m, VCHI_FLAGS_BLOCK_UNTIL_QUEUED, NULL); if (ret != 0) - printf("%s: vchi_msg_queue failed (err %d)\n", __func__, ret); + BCM2835_LOG_ERROR(sc, + "%s: vchi_msg_queue failed (err %d)\n", __func__, + ret); } } @@ -362,7 +392,9 @@ bcm2835_audio_open(struct bcm2835_audio_info *sc) &m, sizeof m, VCHI_FLAGS_BLOCK_UNTIL_QUEUED, NULL); if (ret != 0) - printf("%s: vchi_msg_queue failed (err %d)\n", __func__, ret); + BCM2835_LOG_ERROR(sc, + "%s: vchi_msg_queue failed (err %d)\n", __func__, + ret); } } @@ -384,7 +416,9 @@ bcm2835_audio_update_controls(struct bcm2835_audio_info *sc, uint32_t volume, ui &m, sizeof m, VCHI_FLAGS_BLOCK_UNTIL_QUEUED, NULL); if (ret != 0) - printf("%s: vchi_msg_queue failed (err %d)\n", __func__, ret); + BCM2835_LOG_ERROR(sc, + "%s: vchi_msg_queue failed (err %d)\n", __func__, + ret); } } @@ -404,7 +438,9 @@ bcm2835_audio_update_params(struct bcm2835_audio_info *sc, uint32_t fmt, uint32_ &m, sizeof m, VCHI_FLAGS_BLOCK_UNTIL_QUEUED, NULL); if (ret != 0) - printf("%s: vchi_msg_queue failed (err %d)\n", __func__, ret); + BCM2835_LOG_ERROR(sc, + "%s: vchi_msg_queue failed (err %d)\n", __func__, + ret); } } @@ -452,14 +488,15 @@ bcm2835_audio_write_samples(struct bcm2835_audio_chinfo *ch, void *buf, uint32_t &m, sizeof m, VCHI_FLAGS_BLOCK_UNTIL_QUEUED, NULL); if (ret != 0) - printf("%s: vchi_msg_queue failed (err %d)\n", __func__, ret); + BCM2835_LOG_ERROR(sc, "%s: vchi_msg_queue failed (err %d)\n", + __func__, ret); while (count > 0) { int bytes = MIN((int)m.u.write.max_packet, (int)count); ret = vchi_msg_queue(sc->vchi_handle, buf, bytes, VCHI_FLAGS_BLOCK_UNTIL_QUEUED, NULL); if (ret != 0) - printf("%s: vchi_msg_queue failed: %d\n", + BCM2835_LOG_ERROR(sc, "%s: vchi_msg_queue failed: %d\n", __func__, ret); buf = (char *)buf + bytes; count -= bytes; @@ -577,7 +614,8 @@ bcm2835_audio_create_worker(struct bcm2835_audio_info *sc) sc->worker_state = WORKER_RUNNING; if (kproc_create(bcm2835_audio_worker, (void*)sc, &newp, 0, 0, "bcm2835_audio_worker") != 0) { - printf("failed to create bcm2835_audio_worker\n"); + BCM2835_LOG_ERROR(sc, + "failed to create bcm2835_audio_worker\n"); } } @@ -830,6 +868,9 @@ vchi_audio_sysctl_init(struct bcm2835_audio_info *sc) SYSCTL_ADD_INT(ctx, tree, OID_AUTO, "starved", CTLFLAG_RD, &sc->pch.starved, sc->pch.starved, "number of starved conditions"); + SYSCTL_ADD_INT(ctx, tree, OID_AUTO, "trace", + CTLFLAG_RW, &sc->verbose_trace, + sc->verbose_trace, "enable tracing of transfers"); } static void @@ -861,6 +902,7 @@ bcm2835_audio_delayed_init(void *xsc) bcm2835_audio_open(sc); sc->volume = 75; sc->dest = DEST_AUTO; + sc->verbose_trace = 0; if (mixer_init(sc->dev, &bcmmixer_class, sc)) { device_printf(sc->dev, "mixer_init failed\n");
