From cf2b4cf661bd183791ebc0a7ab091de77a1748b0 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 25 Dec 2012 17:27:31 -0300 Subject: [PATCH] [media] omap3isp: Use devm_* managed functions Replace kzalloc, request_mem_region, ioremap, clk_get and regulator_get with their devm_* managed replacement. Signed-off-by: Laurent Pinchart Acked-by: Sakari Ailus Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/omap3isp/isp.c | 74 +++---------------- drivers/media/platform/omap3isp/ispccp2.c | 8 +- drivers/media/platform/omap3isp/isph3a_aewb.c | 27 ++----- drivers/media/platform/omap3isp/isph3a_af.c | 27 ++----- drivers/media/platform/omap3isp/isphist.c | 4 +- 5 files changed, 27 insertions(+), 113 deletions(-) diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c index e4aaee91201d..383a727b8aa0 100644 --- a/drivers/media/platform/omap3isp/isp.c +++ b/drivers/media/platform/omap3isp/isp.c @@ -1406,28 +1406,15 @@ static const char *isp_clocks[] = { "l3_ick", }; -static void isp_put_clocks(struct isp_device *isp) -{ - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(isp_clocks); ++i) { - if (isp->clock[i]) { - clk_put(isp->clock[i]); - isp->clock[i] = NULL; - } - } -} - static int isp_get_clocks(struct isp_device *isp) { struct clk *clk; unsigned int i; for (i = 0; i < ARRAY_SIZE(isp_clocks); ++i) { - clk = clk_get(isp->dev, isp_clocks[i]); + clk = devm_clk_get(isp->dev, isp_clocks[i]); if (IS_ERR(clk)) { dev_err(isp->dev, "clk_get %s failed\n", isp_clocks[i]); - isp_put_clocks(isp); return PTR_ERR(clk); } @@ -1993,7 +1980,6 @@ error_csiphy: static int isp_remove(struct platform_device *pdev) { struct isp_device *isp = platform_get_drvdata(pdev); - int i; isp_unregister_entities(isp); isp_cleanup_modules(isp); @@ -2004,26 +1990,6 @@ static int isp_remove(struct platform_device *pdev) isp->domain = NULL; omap3isp_put(isp); - free_irq(isp->irq_num, isp); - isp_put_clocks(isp); - - for (i = 0; i < OMAP3_ISP_IOMEM_LAST; i++) { - if (isp->mmio_base[i]) { - iounmap(isp->mmio_base[i]); - isp->mmio_base[i] = NULL; - } - - if (isp->mmio_base_phys[i]) { - release_mem_region(isp->mmio_base_phys[i], - isp->mmio_size[i]); - isp->mmio_base_phys[i] = 0; - } - } - - regulator_put(isp->isp_csiphy1.vdd); - regulator_put(isp->isp_csiphy2.vdd); - kfree(isp); - return 0; } @@ -2041,7 +2007,8 @@ static int isp_map_mem_resource(struct platform_device *pdev, return -ENODEV; } - if (!request_mem_region(mem->start, resource_size(mem), pdev->name)) { + if (!devm_request_mem_region(isp->dev, mem->start, resource_size(mem), + pdev->name)) { dev_err(isp->dev, "cannot reserve camera register I/O region\n"); return -ENODEV; @@ -2050,8 +2017,9 @@ static int isp_map_mem_resource(struct platform_device *pdev, isp->mmio_size[res] = resource_size(mem); /* map the region */ - isp->mmio_base[res] = ioremap_nocache(isp->mmio_base_phys[res], - isp->mmio_size[res]); + isp->mmio_base[res] = devm_ioremap_nocache(isp->dev, + isp->mmio_base_phys[res], + isp->mmio_size[res]); if (!isp->mmio_base[res]) { dev_err(isp->dev, "cannot map camera register I/O region\n"); return -ENODEV; @@ -2081,7 +2049,7 @@ static int isp_probe(struct platform_device *pdev) if (pdata == NULL) return -EINVAL; - isp = kzalloc(sizeof(*isp), GFP_KERNEL); + isp = devm_kzalloc(&pdev->dev, sizeof(*isp), GFP_KERNEL); if (!isp) { dev_err(&pdev->dev, "could not allocate memory\n"); return -ENOMEM; @@ -2104,8 +2072,8 @@ static int isp_probe(struct platform_device *pdev) platform_set_drvdata(pdev, isp); /* Regulators */ - isp->isp_csiphy1.vdd = regulator_get(&pdev->dev, "VDD_CSIPHY1"); - isp->isp_csiphy2.vdd = regulator_get(&pdev->dev, "VDD_CSIPHY2"); + isp->isp_csiphy1.vdd = devm_regulator_get(&pdev->dev, "VDD_CSIPHY1"); + isp->isp_csiphy2.vdd = devm_regulator_get(&pdev->dev, "VDD_CSIPHY2"); /* Clocks * @@ -2180,7 +2148,8 @@ static int isp_probe(struct platform_device *pdev) goto detach_dev; } - if (request_irq(isp->irq_num, isp_isr, IRQF_SHARED, "OMAP3 ISP", isp)) { + if (devm_request_irq(isp->dev, isp->irq_num, isp_isr, IRQF_SHARED, + "OMAP3 ISP", isp)) { dev_err(isp->dev, "Unable to request IRQ\n"); ret = -EINVAL; goto detach_dev; @@ -2189,7 +2158,7 @@ static int isp_probe(struct platform_device *pdev) /* Entities */ ret = isp_initialize_modules(isp); if (ret < 0) - goto error_irq; + goto detach_dev; ret = isp_register_entities(isp); if (ret < 0) @@ -2202,8 +2171,6 @@ static int isp_probe(struct platform_device *pdev) error_modules: isp_cleanup_modules(isp); -error_irq: - free_irq(isp->irq_num, isp); detach_dev: iommu_detach_device(isp->domain, &pdev->dev); free_domain: @@ -2211,26 +2178,9 @@ free_domain: error_isp: omap3isp_put(isp); error: - isp_put_clocks(isp); - - for (i = 0; i < OMAP3_ISP_IOMEM_LAST; i++) { - if (isp->mmio_base[i]) { - iounmap(isp->mmio_base[i]); - isp->mmio_base[i] = NULL; - } - - if (isp->mmio_base_phys[i]) { - release_mem_region(isp->mmio_base_phys[i], - isp->mmio_size[i]); - isp->mmio_base_phys[i] = 0; - } - } - regulator_put(isp->isp_csiphy2.vdd); - regulator_put(isp->isp_csiphy1.vdd); platform_set_drvdata(pdev, NULL); mutex_destroy(&isp->isp_mutex); - kfree(isp); return ret; } diff --git a/drivers/media/platform/omap3isp/ispccp2.c b/drivers/media/platform/omap3isp/ispccp2.c index 85f0de85f37c..c5d84c977e29 100644 --- a/drivers/media/platform/omap3isp/ispccp2.c +++ b/drivers/media/platform/omap3isp/ispccp2.c @@ -1136,7 +1136,7 @@ int omap3isp_ccp2_init(struct isp_device *isp) * TODO: Don't hardcode the usage of PHY1 (shared with CSI2c). */ if (isp->revision == ISP_REVISION_2_0) { - ccp2->vdds_csib = regulator_get(isp->dev, "vdds_csib"); + ccp2->vdds_csib = devm_regulator_get(isp->dev, "vdds_csib"); if (IS_ERR(ccp2->vdds_csib)) { dev_dbg(isp->dev, "Could not get regulator vdds_csib\n"); @@ -1147,10 +1147,8 @@ int omap3isp_ccp2_init(struct isp_device *isp) } ret = ccp2_init_entities(ccp2); - if (ret < 0) { - regulator_put(ccp2->vdds_csib); + if (ret < 0) return ret; - } ccp2_reset(ccp2); return 0; @@ -1166,6 +1164,4 @@ void omap3isp_ccp2_cleanup(struct isp_device *isp) omap3isp_video_cleanup(&ccp2->video_in); media_entity_cleanup(&ccp2->subdev.entity); - - regulator_put(ccp2->vdds_csib); } diff --git a/drivers/media/platform/omap3isp/isph3a_aewb.c b/drivers/media/platform/omap3isp/isph3a_aewb.c index 1b908fd2e3cf..75fd82b152ba 100644 --- a/drivers/media/platform/omap3isp/isph3a_aewb.c +++ b/drivers/media/platform/omap3isp/isph3a_aewb.c @@ -300,9 +300,8 @@ int omap3isp_h3a_aewb_init(struct isp_device *isp) struct ispstat *aewb = &isp->isp_aewb; struct omap3isp_h3a_aewb_config *aewb_cfg; struct omap3isp_h3a_aewb_config *aewb_recover_cfg; - int ret; - aewb_cfg = kzalloc(sizeof(*aewb_cfg), GFP_KERNEL); + aewb_cfg = devm_kzalloc(isp->dev, sizeof(*aewb_cfg), GFP_KERNEL); if (!aewb_cfg) return -ENOMEM; @@ -313,12 +312,12 @@ int omap3isp_h3a_aewb_init(struct isp_device *isp) aewb->isp = isp; /* Set recover state configuration */ - aewb_recover_cfg = kzalloc(sizeof(*aewb_recover_cfg), GFP_KERNEL); + aewb_recover_cfg = devm_kzalloc(isp->dev, sizeof(*aewb_recover_cfg), + GFP_KERNEL); if (!aewb_recover_cfg) { dev_err(aewb->isp->dev, "AEWB: cannot allocate memory for " "recover configuration.\n"); - ret = -ENOMEM; - goto err_recover_alloc; + return -ENOMEM; } aewb_recover_cfg->saturation_limit = OMAP3ISP_AEWB_MAX_SATURATION_LIM; @@ -335,25 +334,13 @@ int omap3isp_h3a_aewb_init(struct isp_device *isp) if (h3a_aewb_validate_params(aewb, aewb_recover_cfg)) { dev_err(aewb->isp->dev, "AEWB: recover configuration is " "invalid.\n"); - ret = -EINVAL; - goto err_conf; + return -EINVAL; } aewb_recover_cfg->buf_size = h3a_aewb_get_buf_size(aewb_recover_cfg); aewb->recover_priv = aewb_recover_cfg; - ret = omap3isp_stat_init(aewb, "AEWB", &h3a_aewb_subdev_ops); - if (ret) - goto err_conf; - - return 0; - -err_conf: - kfree(aewb_recover_cfg); -err_recover_alloc: - kfree(aewb_cfg); - - return ret; + return omap3isp_stat_init(aewb, "AEWB", &h3a_aewb_subdev_ops); } /* @@ -361,7 +348,5 @@ err_recover_alloc: */ void omap3isp_h3a_aewb_cleanup(struct isp_device *isp) { - kfree(isp->isp_aewb.priv); - kfree(isp->isp_aewb.recover_priv); omap3isp_stat_cleanup(&isp->isp_aewb); } diff --git a/drivers/media/platform/omap3isp/isph3a_af.c b/drivers/media/platform/omap3isp/isph3a_af.c index d645b418ca6a..a0bf5af32438 100644 --- a/drivers/media/platform/omap3isp/isph3a_af.c +++ b/drivers/media/platform/omap3isp/isph3a_af.c @@ -363,9 +363,8 @@ int omap3isp_h3a_af_init(struct isp_device *isp) struct ispstat *af = &isp->isp_af; struct omap3isp_h3a_af_config *af_cfg; struct omap3isp_h3a_af_config *af_recover_cfg; - int ret; - af_cfg = kzalloc(sizeof(*af_cfg), GFP_KERNEL); + af_cfg = devm_kzalloc(isp->dev, sizeof(*af_cfg), GFP_KERNEL); if (af_cfg == NULL) return -ENOMEM; @@ -376,12 +375,12 @@ int omap3isp_h3a_af_init(struct isp_device *isp) af->isp = isp; /* Set recover state configuration */ - af_recover_cfg = kzalloc(sizeof(*af_recover_cfg), GFP_KERNEL); + af_recover_cfg = devm_kzalloc(isp->dev, sizeof(*af_recover_cfg), + GFP_KERNEL); if (!af_recover_cfg) { dev_err(af->isp->dev, "AF: cannot allocate memory for recover " "configuration.\n"); - ret = -ENOMEM; - goto err_recover_alloc; + return -ENOMEM; } af_recover_cfg->paxel.h_start = OMAP3ISP_AF_PAXEL_HZSTART_MIN; @@ -393,30 +392,16 @@ int omap3isp_h3a_af_init(struct isp_device *isp) if (h3a_af_validate_params(af, af_recover_cfg)) { dev_err(af->isp->dev, "AF: recover configuration is " "invalid.\n"); - ret = -EINVAL; - goto err_conf; + return -EINVAL; } af_recover_cfg->buf_size = h3a_af_get_buf_size(af_recover_cfg); af->recover_priv = af_recover_cfg; - ret = omap3isp_stat_init(af, "AF", &h3a_af_subdev_ops); - if (ret) - goto err_conf; - - return 0; - -err_conf: - kfree(af_recover_cfg); -err_recover_alloc: - kfree(af_cfg); - - return ret; + return omap3isp_stat_init(af, "AF", &h3a_af_subdev_ops); } void omap3isp_h3a_af_cleanup(struct isp_device *isp) { - kfree(isp->isp_af.priv); - kfree(isp->isp_af.recover_priv); omap3isp_stat_cleanup(&isp->isp_af); } diff --git a/drivers/media/platform/omap3isp/isphist.c b/drivers/media/platform/omap3isp/isphist.c index da2fa98b501a..2ccc4e5702b2 100644 --- a/drivers/media/platform/omap3isp/isphist.c +++ b/drivers/media/platform/omap3isp/isphist.c @@ -477,7 +477,7 @@ int omap3isp_hist_init(struct isp_device *isp) struct omap3isp_hist_config *hist_cfg; int ret = -1; - hist_cfg = kzalloc(sizeof(*hist_cfg), GFP_KERNEL); + hist_cfg = devm_kzalloc(isp->dev, sizeof(*hist_cfg), GFP_KERNEL); if (hist_cfg == NULL) return -ENOMEM; @@ -503,7 +503,6 @@ int omap3isp_hist_init(struct isp_device *isp) ret = omap3isp_stat_init(hist, "histogram", &hist_subdev_ops); if (ret) { - kfree(hist_cfg); if (HIST_USING_DMA(hist)) omap_free_dma(hist->dma_ch); } @@ -518,6 +517,5 @@ void omap3isp_hist_cleanup(struct isp_device *isp) { if (HIST_USING_DMA(&isp->isp_hist)) omap_free_dma(isp->isp_hist.dma_ch); - kfree(isp->isp_hist.priv); omap3isp_stat_cleanup(&isp->isp_hist); } -- 2.34.1