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Thu, 25 Jun 2026 09:19:19 -0700 (PDT) From: jack wang <163wangjack@gmail.com> To: qemu-devel@nongnu.org Cc: jack wang <163wangjack@gmail.com>, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Peter Maydell , qemu-arm@nongnu.org (open list:i.MX31 (kzm)) Subject: [PATCH v3] hw/timer/imx_epit: Replace DPRINTF with trace events Date: Fri, 26 Jun 2026 00:18:52 +0800 Message-ID: <20260625161855.5132-2-163wangjack@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260625161855.5132-1-163wangjack@gmail.com> References: <20260625161855.5132-1-163wangjack@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists1p.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::529; envelope-from=163wangjack@gmail.com; helo=mail-pg1-x529.google.com X-Spam_score_int: -13 X-Spam_score: -1.4 X-Spam_bar: - X-Spam_report: (-1.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, FROM_STARTS_WITH_NUMS=0.738, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1782404412390158500 Clean up the codebase by removing the outdated DEBUG_IMX_EPIT and DPRINTF macros, replacing them with modern QEMU trace events. This also removes an empty and meaningless DPRINTF("\n") in the imx_epit_realize function. Signed-off-by: jack wang <163wangjack@gmail.com> Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- hw/timer/imx_epit.c | 25 +++++-------------------- hw/timer/trace-events | 8 ++++++++ 2 files changed, 13 insertions(+), 20 deletions(-) diff --git a/hw/timer/imx_epit.c b/hw/timer/imx_epit.c index c67a39f10c..374ec7d324 100644 --- a/hw/timer/imx_epit.c +++ b/hw/timer/imx_epit.c @@ -20,18 +20,7 @@ #include "hw/misc/imx_ccm.h" #include "qemu/module.h" #include "qemu/log.h" - -#ifndef DEBUG_IMX_EPIT -#define DEBUG_IMX_EPIT 0 -#endif - -#define DPRINTF(fmt, args...) \ - do { \ - if (DEBUG_IMX_EPIT) { \ - fprintf(stderr, "[%s]%s: " fmt , TYPE_IMX_EPIT, \ - __func__, ##args); \ - } \ - } while (0) +#include "trace.h" =20 static const char *imx_epit_reg_name(uint32_t reg) { @@ -80,7 +69,7 @@ static uint32_t imx_epit_get_freq(IMXEPITState *s) uint32_t prescaler =3D 1 + extract32(s->cr, CR_PRESCALE_SHIFT, CR_PRES= CALE_BITS); uint32_t f_in =3D imx_ccm_get_clock_frequency(s->ccm, imx_epit_clocks[= clksrc]); uint32_t freq =3D f_in / prescaler; - DPRINTF("ptimer frequency is %u\n", freq); + trace_imx_epit_get_freq(freq); return freq; } =20 @@ -146,8 +135,7 @@ static uint64_t imx_epit_read(void *opaque, hwaddr offs= et, unsigned size) HWADDR_PRIx "\n", TYPE_IMX_EPIT, __func__, offset); break; } - - DPRINTF("(%s) =3D 0x%08x\n", imx_epit_reg_name(offset >> 2), reg_value= ); + trace_imx_epit_read(imx_epit_reg_name(offset >> 2), reg_value); =20 return reg_value; } @@ -328,8 +316,7 @@ static void imx_epit_write(void *opaque, hwaddr offset,= uint64_t value, { IMXEPITState *s =3D IMX_EPIT(opaque); =20 - DPRINTF("(%s, value =3D 0x%08x)\n", imx_epit_reg_name(offset >> 2), - (uint32_t)value); + trace_imx_epit_write(imx_epit_reg_name(offset >> 2), value); =20 switch (offset >> 2) { case 0: /* CR */ @@ -362,7 +349,7 @@ static void imx_epit_cmp(void *opaque) /* The cmp ptimer can't be running when the peripheral is disabled */ assert(s->cr & CR_EN); =20 - DPRINTF("sr was %d\n", s->sr); + trace_imx_epit_cmp(s->sr); /* Set interrupt status bit SR.OCIF and update the interrupt state */ s->sr |=3D SR_OCIF; imx_epit_update_int(s); @@ -399,8 +386,6 @@ static void imx_epit_realize(DeviceState *dev, Error **= errp) IMXEPITState *s =3D IMX_EPIT(dev); SysBusDevice *sbd =3D SYS_BUS_DEVICE(dev); =20 - DPRINTF("\n"); - sysbus_init_irq(sbd, &s->irq); memory_region_init_io(&s->iomem, OBJECT(s), &imx_epit_ops, s, TYPE_IMX= _EPIT, 0x00001000); diff --git a/hw/timer/trace-events b/hw/timer/trace-events index ac5afe84e8..cd83adb03d 100644 --- a/hw/timer/trace-events +++ b/hw/timer/trace-events @@ -122,3 +122,11 @@ hpet_ram_write_tn_cmp(uint8_t reg_off) "hpet_ram_write= l HPET_TN_CMP + %" PRIu8 hpet_ram_write_invalid_tn_cmp(void) "invalid HPET_TN_CMP + 4 write" hpet_ram_write_invalid(void) "invalid hpet_ram_writel" hpet_ram_write_counter_write_while_enabled(void) "Writing counter while HP= ET enabled!" + +# imx_epit.c +imx_epit_get_freq(uint32_t freq) "ptimer frequency is %u" +imx_epit_read(const char *name, uint32_t value) "(%s) =3D 0x%08x" +imx_epit_write(const char *name, uint64_t value) "(%s, value =3D 0x%08" PR= Ix64 ")" +imx_epit_cmp(uint32_t sr) "sr was %d" + + --=20 2.53.0