This patch converts the resource management in ISA gus drivers with devres as a clean up. Each manual resource management is converted with the corresponding devres helper. The remove callback became superfluous and dropped.
This should give no user-visible functional changes.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/isa/gus/gus_main.c | 44 ++++++++------------------ sound/isa/gus/gusclassic.c | 28 ++++++---------- sound/isa/gus/gusextreme.c | 39 +++++++++-------------- sound/isa/gus/gusmax.c | 65 ++++++++++++-------------------------- sound/isa/gus/interwave.c | 53 +++++++------------------------ 5 files changed, 68 insertions(+), 161 deletions(-)
diff --git a/sound/isa/gus/gus_main.c b/sound/isa/gus/gus_main.c index 3b46490271fe..ae1e2542ee4a 100644 --- a/sound/isa/gus/gus_main.c +++ b/sound/isa/gus/gus_main.c @@ -87,24 +87,10 @@ static void snd_gus_init_control(struct snd_gus_card *gus)
static int snd_gus_free(struct snd_gus_card *gus) { - if (gus->gf1.res_port2 == NULL) - goto __hw_end; - snd_gf1_stop(gus); - snd_gus_init_dma_irq(gus, 0); - __hw_end: - release_and_free_resource(gus->gf1.res_port1); - release_and_free_resource(gus->gf1.res_port2); - if (gus->gf1.irq >= 0) - free_irq(gus->gf1.irq, (void *) gus); - if (gus->gf1.dma1 >= 0) { - disable_dma(gus->gf1.dma1); - free_dma(gus->gf1.dma1); + if (gus->gf1.res_port2) { + snd_gf1_stop(gus); + snd_gus_init_dma_irq(gus, 0); } - if (!gus->equal_dma && gus->gf1.dma2 >= 0) { - disable_dma(gus->gf1.dma2); - free_dma(gus->gf1.dma2); - } - kfree(gus); return 0; }
@@ -130,7 +116,7 @@ int snd_gus_create(struct snd_card *card, };
*rgus = NULL; - gus = kzalloc(sizeof(*gus), GFP_KERNEL); + gus = devm_kzalloc(card->dev, sizeof(*gus), GFP_KERNEL); if (gus == NULL) return -ENOMEM; spin_lock_init(&gus->reg_lock); @@ -156,35 +142,33 @@ int snd_gus_create(struct snd_card *card, gus->gf1.reg_timerctrl = GUSP(gus, TIMERCNTRL); gus->gf1.reg_timerdata = GUSP(gus, TIMERDATA); /* allocate resources */ - gus->gf1.res_port1 = request_region(port, 16, "GUS GF1 (Adlib/SB)"); + gus->gf1.res_port1 = devm_request_region(card->dev, port, 16, + "GUS GF1 (Adlib/SB)"); if (!gus->gf1.res_port1) { snd_printk(KERN_ERR "gus: can't grab SB port 0x%lx\n", port); - snd_gus_free(gus); return -EBUSY; } - gus->gf1.res_port2 = request_region(port + 0x100, 12, "GUS GF1 (Synth)"); + gus->gf1.res_port2 = devm_request_region(card->dev, port + 0x100, 12, + "GUS GF1 (Synth)"); if (!gus->gf1.res_port2) { snd_printk(KERN_ERR "gus: can't grab synth port 0x%lx\n", port + 0x100); - snd_gus_free(gus); return -EBUSY; } - if (irq >= 0 && request_irq(irq, snd_gus_interrupt, 0, "GUS GF1", (void *) gus)) { + if (irq >= 0 && devm_request_irq(card->dev, irq, snd_gus_interrupt, 0, + "GUS GF1", (void *) gus)) { snd_printk(KERN_ERR "gus: can't grab irq %d\n", irq); - snd_gus_free(gus); return -EBUSY; } gus->gf1.irq = irq; card->sync_irq = irq; - if (request_dma(dma1, "GUS - 1")) { + if (snd_devm_request_dma(card->dev, dma1, "GUS - 1")) { snd_printk(KERN_ERR "gus: can't grab DMA1 %d\n", dma1); - snd_gus_free(gus); return -EBUSY; } gus->gf1.dma1 = dma1; if (dma2 >= 0 && dma1 != dma2) { - if (request_dma(dma2, "GUS - 2")) { + if (snd_devm_request_dma(card->dev, dma2, "GUS - 2")) { snd_printk(KERN_ERR "gus: can't grab DMA2 %d\n", dma2); - snd_gus_free(gus); return -EBUSY; } gus->gf1.dma2 = dma2; @@ -209,10 +193,8 @@ int snd_gus_create(struct snd_card *card, gus->gf1.volume_ramp = 25; gus->gf1.smooth_pan = 1; err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, gus, &ops); - if (err < 0) { - snd_gus_free(gus); + if (err < 0) return err; - } *rgus = gus; return 0; } diff --git a/sound/isa/gus/gusclassic.c b/sound/isa/gus/gusclassic.c index bca1caa4968c..09cc53ceea2a 100644 --- a/sound/isa/gus/gusclassic.c +++ b/sound/isa/gus/gusclassic.c @@ -135,7 +135,7 @@ static int snd_gusclassic_probe(struct device *dev, unsigned int n) struct snd_gus_card *gus; int error;
- error = snd_card_new(dev, index[n], id[n], THIS_MODULE, 0, &card); + error = snd_devm_card_new(dev, index[n], id[n], THIS_MODULE, 0, &card); if (error < 0) return error;
@@ -144,37 +144,37 @@ static int snd_gusclassic_probe(struct device *dev, unsigned int n)
error = snd_gusclassic_create(card, dev, n, &gus); if (error < 0) - goto out; + return error;
error = snd_gusclassic_detect(gus); if (error < 0) - goto out; + return error;
gus->joystick_dac = joystick_dac[n];
error = snd_gus_initialize(gus); if (error < 0) - goto out; + return error;
error = -ENODEV; if (gus->max_flag || gus->ess_flag) { dev_err(dev, "GUS Classic or ACE soundcard was " "not detected at 0x%lx\n", gus->gf1.port); - goto out; + return error; }
error = snd_gf1_new_mixer(gus); if (error < 0) - goto out; + return error;
error = snd_gf1_pcm_new(gus, 0, 0); if (error < 0) - goto out; + return error;
if (!gus->ace_flag) { error = snd_gf1_rawmidi_new(gus, 0); if (error < 0) - goto out; + return error; }
sprintf(card->longname + strlen(card->longname), @@ -187,27 +187,17 @@ static int snd_gusclassic_probe(struct device *dev, unsigned int n)
error = snd_card_register(card); if (error < 0) - goto out; + return error;
dev_set_drvdata(dev, card); return 0; - -out: snd_card_free(card); - return error; -} - -static void snd_gusclassic_remove(struct device *dev, unsigned int n) -{ - snd_card_free(dev_get_drvdata(dev)); }
static struct isa_driver snd_gusclassic_driver = { .match = snd_gusclassic_match, .probe = snd_gusclassic_probe, - .remove = snd_gusclassic_remove, #if 0 /* FIXME */ .suspend = snd_gusclassic_suspend, - .remove = snd_gusclassic_remove, #endif .driver = { .name = DEV_NAME diff --git a/sound/isa/gus/gusextreme.c b/sound/isa/gus/gusextreme.c index a409a4a29afc..63d9f2d75df0 100644 --- a/sound/isa/gus/gusextreme.c +++ b/sound/isa/gus/gusextreme.c @@ -228,8 +228,8 @@ static int snd_gusextreme_probe(struct device *dev, unsigned int n) struct snd_opl3 *opl3; int error;
- error = snd_card_new(dev, index[n], id[n], THIS_MODULE, - sizeof(struct snd_es1688), &card); + error = snd_devm_card_new(dev, index[n], id[n], THIS_MODULE, + sizeof(struct snd_es1688), &card); if (error < 0) return error;
@@ -243,56 +243,56 @@ static int snd_gusextreme_probe(struct device *dev, unsigned int n)
error = snd_gusextreme_es1688_create(card, es1688, dev, n); if (error < 0) - goto out; + return error;
if (gf1_port[n] < 0) gf1_port[n] = es1688->port + 0x20;
error = snd_gusextreme_gus_card_create(card, dev, n, &gus); if (error < 0) - goto out; + return error;
error = snd_gusextreme_detect(gus, es1688); if (error < 0) - goto out; + return error;
gus->joystick_dac = joystick_dac[n];
error = snd_gus_initialize(gus); if (error < 0) - goto out; + return error;
error = -ENODEV; if (!gus->ess_flag) { dev_err(dev, "GUS Extreme soundcard was not " "detected at 0x%lx\n", gus->gf1.port); - goto out; + return error; } gus->codec_flag = 1;
error = snd_es1688_pcm(card, es1688, 0); if (error < 0) - goto out; + return error;
error = snd_es1688_mixer(card, es1688); if (error < 0) - goto out; + return error;
snd_component_add(card, "ES1688");
if (pcm_channels[n] > 0) { error = snd_gf1_pcm_new(gus, 1, 1); if (error < 0) - goto out; + return error; }
error = snd_gf1_new_mixer(gus); if (error < 0) - goto out; + return error;
error = snd_gusextreme_mixer(card); if (error < 0) - goto out; + return error;
if (snd_opl3_create(card, es1688->port, es1688->port + 2, OPL3_HW_OPL3, 0, &opl3) < 0) @@ -300,14 +300,14 @@ static int snd_gusextreme_probe(struct device *dev, unsigned int n) else { error = snd_opl3_hwdep_new(opl3, 0, 2, NULL); if (error < 0) - goto out; + return error; }
if (es1688->mpu_port >= 0x300) { error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688, es1688->mpu_port, 0, mpu_irq[n], NULL); if (error < 0) - goto out; + return error; }
sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, " @@ -316,24 +316,15 @@ static int snd_gusextreme_probe(struct device *dev, unsigned int n)
error = snd_card_register(card); if (error < 0) - goto out; + return error;
dev_set_drvdata(dev, card); return 0; - -out: snd_card_free(card); - return error; -} - -static void snd_gusextreme_remove(struct device *dev, unsigned int n) -{ - snd_card_free(dev_get_drvdata(dev)); }
static struct isa_driver snd_gusextreme_driver = { .match = snd_gusextreme_match, .probe = snd_gusextreme_probe, - .remove = snd_gusextreme_remove, #if 0 /* FIXME */ .suspend = snd_gusextreme_suspend, .resume = snd_gusextreme_resume, diff --git a/sound/isa/gus/gusmax.c b/sound/isa/gus/gusmax.c index ad118d462142..6834c0560064 100644 --- a/sound/isa/gus/gusmax.c +++ b/sound/isa/gus/gusmax.c @@ -179,16 +179,6 @@ static int snd_gusmax_mixer(struct snd_wss *chip) return 0; }
-static void snd_gusmax_free(struct snd_card *card) -{ - struct snd_gusmax *maxcard = card->private_data; - - if (maxcard == NULL) - return; - if (maxcard->irq >= 0) - free_irq(maxcard->irq, (void *)maxcard); -} - static int snd_gusmax_match(struct device *pdev, unsigned int dev) { return enable[dev]; @@ -204,11 +194,10 @@ static int snd_gusmax_probe(struct device *pdev, unsigned int dev) struct snd_wss *wss; struct snd_gusmax *maxcard;
- err = snd_card_new(pdev, index[dev], id[dev], THIS_MODULE, - sizeof(struct snd_gusmax), &card); + err = snd_devm_card_new(pdev, index[dev], id[dev], THIS_MODULE, + sizeof(struct snd_gusmax), &card); if (err < 0) return err; - card->private_free = snd_gusmax_free; maxcard = card->private_data; maxcard->card = card; maxcard->irq = -1; @@ -218,8 +207,7 @@ static int snd_gusmax_probe(struct device *pdev, unsigned int dev) xirq = snd_legacy_find_free_irq(possible_irqs); if (xirq < 0) { snd_printk(KERN_ERR PFX "unable to find a free IRQ\n"); - err = -EBUSY; - goto _err; + return -EBUSY; } } xdma1 = dma1[dev]; @@ -227,8 +215,7 @@ static int snd_gusmax_probe(struct device *pdev, unsigned int dev) xdma1 = snd_legacy_find_free_dma(possible_dmas); if (xdma1 < 0) { snd_printk(KERN_ERR PFX "unable to find a free DMA1\n"); - err = -EBUSY; - goto _err; + return -EBUSY; } } xdma2 = dma2[dev]; @@ -236,8 +223,7 @@ static int snd_gusmax_probe(struct device *pdev, unsigned int dev) xdma2 = snd_legacy_find_free_dma(possible_dmas); if (xdma2 < 0) { snd_printk(KERN_ERR PFX "unable to find a free DMA2\n"); - err = -EBUSY; - goto _err; + return -EBUSY; } }
@@ -267,29 +253,28 @@ static int snd_gusmax_probe(struct device *pdev, unsigned int dev) } } if (err < 0) - goto _err; + return err;
err = snd_gusmax_detect(gus); if (err < 0) - goto _err; + return err;
maxcard->gus_status_reg = gus->gf1.reg_irqstat; maxcard->pcm_status_reg = gus->gf1.port + 0x10c + 2; snd_gusmax_init(dev, card, gus); err = snd_gus_initialize(gus); if (err < 0) - goto _err; + return err;
if (!gus->max_flag) { snd_printk(KERN_ERR PFX "GUS MAX soundcard was not detected at 0x%lx\n", gus->gf1.port); - err = -ENODEV; - goto _err; + return -ENODEV; }
- if (request_irq(xirq, snd_gusmax_interrupt, 0, "GUS MAX", (void *)maxcard)) { + if (devm_request_irq(card->dev, xirq, snd_gusmax_interrupt, 0, + "GUS MAX", (void *)maxcard)) { snd_printk(KERN_ERR PFX "unable to grab IRQ %d\n", xirq); - err = -EBUSY; - goto _err; + return -EBUSY; } maxcard->irq = xirq; card->sync_irq = maxcard->irq; @@ -303,32 +288,32 @@ static int snd_gusmax_probe(struct device *pdev, unsigned int dev) WSS_HWSHARE_DMA2, &wss); if (err < 0) - goto _err; + return err;
err = snd_wss_pcm(wss, 0); if (err < 0) - goto _err; + return err;
err = snd_wss_mixer(wss); if (err < 0) - goto _err; + return err;
err = snd_wss_timer(wss, 2); if (err < 0) - goto _err; + return err;
if (pcm_channels[dev] > 0) { err = snd_gf1_pcm_new(gus, 1, 1); if (err < 0) - goto _err; + return err; } err = snd_gusmax_mixer(wss); if (err < 0) - goto _err; + return err;
err = snd_gf1_rawmidi_new(gus, 0); if (err < 0) - goto _err; + return err;
sprintf(card->longname + strlen(card->longname), " at 0x%lx, irq %i, dma %i", gus->gf1.port, xirq, xdma1); if (xdma2 >= 0) @@ -336,22 +321,13 @@ static int snd_gusmax_probe(struct device *pdev, unsigned int dev)
err = snd_card_register(card); if (err < 0) - goto _err; + return err; maxcard->gus = gus; maxcard->wss = wss;
dev_set_drvdata(pdev, card); return 0; - - _err: - snd_card_free(card); - return err; -} - -static void snd_gusmax_remove(struct device *devptr, unsigned int dev) -{ - snd_card_free(dev_get_drvdata(devptr)); }
#define DEV_NAME "gusmax" @@ -359,7 +335,6 @@ static void snd_gusmax_remove(struct device *devptr, unsigned int dev) static struct isa_driver snd_gusmax_driver = { .match = snd_gusmax_match, .probe = snd_gusmax_probe, - .remove = snd_gusmax_remove, /* FIXME: suspend/resume */ .driver = { .name = DEV_NAME diff --git a/sound/isa/gus/interwave.c b/sound/isa/gus/interwave.c index 755de47d0bb6..20f490e9d563 100644 --- a/sound/isa/gus/interwave.c +++ b/sound/isa/gus/interwave.c @@ -204,13 +204,15 @@ static int snd_interwave_detect_stb(struct snd_interwave *iwcard, port = 0x360; } while (port <= 0x380) { - iwcard->i2c_res = request_region(port, 1, "InterWave (I2C bus)"); + iwcard->i2c_res = devm_request_region(card->dev, port, 1, + "InterWave (I2C bus)"); if (iwcard->i2c_res) break; port += 0x10; } } else { - iwcard->i2c_res = request_region(port, 1, "InterWave (I2C bus)"); + iwcard->i2c_res = devm_request_region(card->dev, port, 1, + "InterWave (I2C bus)"); } if (iwcard->i2c_res == NULL) { snd_printk(KERN_ERR "interwave: can't grab i2c bus port\n"); @@ -598,19 +600,6 @@ static int snd_interwave_pnp(int dev, struct snd_interwave *iwcard, } #endif /* CONFIG_PNP */
-static void snd_interwave_free(struct snd_card *card) -{ - struct snd_interwave *iwcard = card->private_data; - - if (iwcard == NULL) - return; -#ifdef SNDRV_STB - release_and_free_resource(iwcard->i2c_res); -#endif - if (iwcard->irq >= 0) - free_irq(iwcard->irq, (void *)iwcard); -} - static int snd_interwave_card_new(struct device *pdev, int dev, struct snd_card **cardp) { @@ -618,14 +607,13 @@ static int snd_interwave_card_new(struct device *pdev, int dev, struct snd_interwave *iwcard; int err;
- err = snd_card_new(pdev, index[dev], id[dev], THIS_MODULE, - sizeof(struct snd_interwave), &card); + err = snd_devm_card_new(pdev, index[dev], id[dev], THIS_MODULE, + sizeof(struct snd_interwave), &card); if (err < 0) return err; iwcard = card->private_data; iwcard->card = card; iwcard->irq = -1; - card->private_free = snd_interwave_free; *cardp = card; return 0; } @@ -671,8 +659,8 @@ static int snd_interwave_probe(struct snd_card *card, int dev) if (err < 0) return err;
- if (request_irq(xirq, snd_interwave_interrupt, 0, - "InterWave", iwcard)) { + if (devm_request_irq(card->dev, xirq, snd_interwave_interrupt, 0, + "InterWave", iwcard)) { snd_printk(KERN_ERR PFX "unable to grab IRQ %d\n", xirq); return -EBUSY; } @@ -779,10 +767,8 @@ static int snd_interwave_isa_probe1(int dev, struct device *devptr) return err;
err = snd_interwave_probe(card, dev); - if (err < 0) { - snd_card_free(card); + if (err < 0) return err; - } dev_set_drvdata(devptr, card); return 0; } @@ -843,15 +829,9 @@ static int snd_interwave_isa_probe(struct device *pdev, } }
-static void snd_interwave_isa_remove(struct device *devptr, unsigned int dev) -{ - snd_card_free(dev_get_drvdata(devptr)); -} - static struct isa_driver snd_interwave_driver = { .match = snd_interwave_isa_match, .probe = snd_interwave_isa_probe, - .remove = snd_interwave_isa_remove, /* FIXME: suspend,resume */ .driver = { .name = INTERWAVE_DRIVER @@ -878,32 +858,21 @@ static int snd_interwave_pnp_detect(struct pnp_card_link *pcard, return res;
res = snd_interwave_pnp(dev, card->private_data, pcard, pid); - if (res < 0) { - snd_card_free(card); + if (res < 0) return res; - } res = snd_interwave_probe(card, dev); - if (res < 0) { - snd_card_free(card); + if (res < 0) return res; - } pnp_set_card_drvdata(pcard, card); dev++; return 0; }
-static void snd_interwave_pnp_remove(struct pnp_card_link *pcard) -{ - snd_card_free(pnp_get_card_drvdata(pcard)); - pnp_set_card_drvdata(pcard, NULL); -} - static struct pnp_card_driver interwave_pnpc_driver = { .flags = PNP_DRIVER_RES_DISABLE, .name = INTERWAVE_PNP_DRIVER, .id_table = snd_interwave_pnpids, .probe = snd_interwave_pnp_detect, - .remove = snd_interwave_pnp_remove, /* FIXME: suspend,resume */ };