diff options
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/tegra/host/flcn/flcn.c | 69 | ||||
| -rw-r--r-- | drivers/video/tegra/host/flcn/flcn.h | 7 | ||||
| -rw-r--r-- | drivers/video/tegra/host/nvhost_channel.c | 5 | ||||
| -rw-r--r-- | drivers/video/tegra/host/t124/t124.c | 13 | ||||
| -rw-r--r-- | drivers/video/tegra/host/tsec/tsec.c | 26 | ||||
| -rw-r--r-- | drivers/video/tegra/host/tsec/tsec.h | 3 |
6 files changed, 51 insertions, 72 deletions
diff --git a/drivers/video/tegra/host/flcn/flcn.c b/drivers/video/tegra/host/flcn/flcn.c index 9943ecf25ff7..012ab96eb84c 100644 --- a/drivers/video/tegra/host/flcn/flcn.c +++ b/drivers/video/tegra/host/flcn/flcn.c @@ -1,7 +1,7 @@ /* * Tegra flcn common driver * -* Copyright (c) 2011-2014, NVIDIA CORPORATION. All rights reserved. +* Copyright (c) 2011-2015, NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -380,6 +380,9 @@ int nvhost_flcn_init(struct platform_device *dev) nvhost_dbg_fn("in dev:%p v:%p", dev, v); + if (v) + return 0; + v = kzalloc(sizeof(*v), GFP_KERNEL); if (!v) { dev_err(&dev->dev, "couldn't alloc flcn support"); @@ -397,9 +400,6 @@ int nvhost_flcn_init(struct platform_device *dev) err = nvhost_flcn_boot(dev); nvhost_module_idle(dev); - if (pdata->scaling_init) - nvhost_scale_hw_init(dev); - return 0; clean_up: @@ -407,33 +407,6 @@ int nvhost_flcn_init(struct platform_device *dev) return err; } -void nvhost_flcn_deinit(struct platform_device *dev) -{ - struct flcn *v = get_flcn(dev); - struct nvhost_device_data *pdata = nvhost_get_devdata(dev); - - DEFINE_DMA_ATTRS(attrs); - dma_set_attr(DMA_ATTR_READ_ONLY, &attrs); - - if (!v) - return; - - if (pdata->scaling_init) - nvhost_scale_hw_deinit(dev); - - if (v->mapped) { - dma_free_attrs(&dev->dev, - v->size, v->mapped, - v->dma_addr, &attrs); - v->mapped = NULL; - v->dma_addr = 0; - } - - /* zap, free */ - set_flcn(dev, NULL); - kfree(v); -} - static struct nvhost_hwctx *vic03_alloc_hwctx(struct nvhost_hwctx_handler *h, struct nvhost_channel *ch) { @@ -575,6 +548,8 @@ struct nvhost_hwctx_handler *nvhost_vic03_alloc_hwctx_handler(u32 syncpt, int nvhost_vic_finalize_poweron(struct platform_device *pdev) { + struct nvhost_device_data *pdata = platform_get_drvdata(pdev); + nvhost_dbg_fn(""); host1x_writel(pdev, flcn_slcg_override_high_a_r(), 0); @@ -582,13 +557,40 @@ int nvhost_vic_finalize_poweron(struct platform_device *pdev) flcn_cg_idle_cg_dly_cnt_f(4) | flcn_cg_idle_cg_en_f(1) | flcn_cg_wakeup_dly_cnt_f(4)); + + if (pdata->scaling_init) + nvhost_scale_hw_init(pdev); + + return nvhost_flcn_boot(pdev); +} + +int nvhost_flcn_finalize_poweron(struct platform_device *pdev) +{ + struct nvhost_device_data *pdata = nvhost_get_devdata(pdev); + + nvhost_dbg_fn(""); + + if (pdata->scaling_init) + nvhost_scale_hw_init(pdev); + return nvhost_flcn_boot(pdev); } +int nvhost_flcn_prepare_poweroff(struct platform_device *dev) +{ + struct nvhost_device_data *pdata = nvhost_get_devdata(dev); + + nvhost_dbg_fn(""); + + if (pdata->scaling_deinit) + nvhost_scale_hw_deinit(dev); + + return 0; +} + int nvhost_vic_prepare_poweroff(struct platform_device *dev) { struct nvhost_device_data *pdata = nvhost_get_devdata(dev); - struct flcn *v; struct nvhost_channel *ch = pdata->channels[0]; nvhost_dbg_fn(""); @@ -599,7 +601,8 @@ int nvhost_vic_prepare_poweroff(struct platform_device *dev) mutex_unlock(&ch->submitlock); } - v = get_flcn(pdata->pdev); + if (pdata->scaling_deinit) + nvhost_scale_hw_deinit(dev); return 0; } diff --git a/drivers/video/tegra/host/flcn/flcn.h b/drivers/video/tegra/host/flcn/flcn.h index a09292e58e16..e12582d0b89f 100644 --- a/drivers/video/tegra/host/flcn/flcn.h +++ b/drivers/video/tegra/host/flcn/flcn.h @@ -1,7 +1,7 @@ /* * Tegra flcn common Module Support * - * Copyright (c) 2011-2014, NVIDIA Corporation. All rights reserved. + * Copyright (c) 2011-2015, NVIDIA Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -93,9 +93,8 @@ void nvhost_flcn_busy(struct platform_device *); void nvhost_flcn_idle(struct platform_device *); void nvhost_flcn_suspend(struct platform_device *); int nvhost_flcn_init(struct platform_device *); -void nvhost_flcn_deinit(struct platform_device *); - - +int nvhost_flcn_finalize_poweron(struct platform_device *); +int nvhost_flcn_prepare_poweroff(struct platform_device *); /* hack, get these from elsewhere */ #define NVA0B6_VIDEO_COMPOSITOR_SET_APPLICATION_ID (0x00000200) diff --git a/drivers/video/tegra/host/nvhost_channel.c b/drivers/video/tegra/host/nvhost_channel.c index 05a31d8c3934..369748ab3574 100644 --- a/drivers/video/tegra/host/nvhost_channel.c +++ b/drivers/video/tegra/host/nvhost_channel.c @@ -3,7 +3,7 @@ * * Tegra Graphics Host Channel * - * Copyright (c) 2010-2014, NVIDIA Corporation. All rights reserved. + * Copyright (c) 2010-2015, NVIDIA Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -169,9 +169,6 @@ static int nvhost_channel_unmap_locked(struct nvhost_channel *ch) if (pdata->keepalive) nvhost_module_enable_poweroff(pdata->pdev); - if (pdata->deinit) - pdata->deinit(ch->dev); - /* * when ALL of the channels are unmapped from device, * we can free all the host managed syncpts assigned diff --git a/drivers/video/tegra/host/t124/t124.c b/drivers/video/tegra/host/t124/t124.c index 264eae151375..0bbb567c89d2 100644 --- a/drivers/video/tegra/host/t124/t124.c +++ b/drivers/video/tegra/host/t124/t124.c @@ -3,7 +3,7 @@ * * Tegra Graphics Init for T124 Architecture Chips * - * Copyright (c) 2011-2014, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2011-2015, NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -281,8 +281,8 @@ struct nvhost_device_data t124_msenc_info = { .powergate_delay = 100, .can_powergate = true, .init = nvhost_flcn_init, - .deinit = nvhost_flcn_deinit, - .finalize_poweron = nvhost_flcn_boot, + .finalize_poweron = nvhost_flcn_finalize_poweron, + .prepare_poweroff = nvhost_flcn_prepare_poweroff, .scaling_init = nvhost_scale_init, .scaling_deinit = nvhost_scale_deinit, .actmon_regs = HOST1X_CHANNEL_ACTMON1_REG_BASE, @@ -323,7 +323,6 @@ struct nvhost_device_data t124_tsec_info = { .keepalive = true, .moduleid = NVHOST_MODULE_TSEC, .init = nvhost_tsec_init, - .deinit = nvhost_tsec_deinit, .finalize_poweron = nvhost_tsec_finalize_poweron, .prepare_poweroff = nvhost_tsec_prepare_poweroff, }; @@ -362,7 +361,6 @@ struct nvhost_device_data t124_vic_info = { .powergate_delay = 500, .powergate_ids = { TEGRA_POWERGATE_VIC, -1 }, .init = nvhost_flcn_init, - .deinit = nvhost_flcn_deinit, .alloc_hwctx_handler = nvhost_vic03_alloc_hwctx_handler, .finalize_poweron = nvhost_vic_finalize_poweron, .prepare_poweroff = nvhost_vic_prepare_poweroff, @@ -490,8 +488,8 @@ struct nvhost_device_data t132_msenc_info = { .powergate_delay = 100, .can_powergate = true, .init = nvhost_flcn_init, - .deinit = nvhost_flcn_deinit, - .finalize_poweron = nvhost_flcn_boot, + .finalize_poweron = nvhost_flcn_finalize_poweron, + .prepare_poweroff = nvhost_flcn_prepare_poweroff, .firmware_name = "nvhost_msenc031.fw", }; @@ -506,7 +504,6 @@ struct nvhost_device_data t132_tsec_info = { NVHOST_DEFAULT_CLOCKGATE_DELAY, .moduleid = NVHOST_MODULE_TSEC, .init = nvhost_tsec_init, - .deinit = nvhost_tsec_deinit, .finalize_poweron = nvhost_tsec_finalize_poweron, }; diff --git a/drivers/video/tegra/host/tsec/tsec.c b/drivers/video/tegra/host/tsec/tsec.c index 006f86ced925..2afc0c75cb9a 100644 --- a/drivers/video/tegra/host/tsec/tsec.c +++ b/drivers/video/tegra/host/tsec/tsec.c @@ -1,7 +1,7 @@ /* * Tegra TSEC Module Support * - * Copyright (c) 2012-2014, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2012-2015, NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -423,9 +423,12 @@ clean_up: int nvhost_tsec_init(struct platform_device *dev) { int err = 0; - struct tsec *m; + struct tsec *m = get_tsec(dev); char *fw_name; + if (m) + return 0; + fw_name = tsec_get_fw_name(dev); if (!fw_name) { dev_err(&dev->dev, "couldn't determine firmware name"); @@ -464,25 +467,6 @@ clean_up: return err; } -void nvhost_tsec_deinit(struct platform_device *dev) -{ - struct tsec *m = get_tsec(dev); - - DEFINE_DMA_ATTRS(attrs); - dma_set_attr(DMA_ATTR_READ_ONLY, &attrs); - - if (m->mapped) { - dma_free_attrs(&dev->dev, - m->size, m->mapped, - m->dma_addr, &attrs); - m->mapped = NULL; - m->dma_addr = 0; - } - - kfree(m); - set_tsec(dev, NULL); -} - int nvhost_tsec_finalize_poweron(struct platform_device *dev) { struct nvhost_device_data *pdata = platform_get_drvdata(dev); diff --git a/drivers/video/tegra/host/tsec/tsec.h b/drivers/video/tegra/host/tsec/tsec.h index c72fd11f0084..a3f363e8d2c5 100644 --- a/drivers/video/tegra/host/tsec/tsec.h +++ b/drivers/video/tegra/host/tsec/tsec.h @@ -3,7 +3,7 @@ * * Tegra TSEC Module Support * - * Copyright (c) 2012-2013, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2012-2015, NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -30,7 +30,6 @@ int nvhost_tsec_prepare_poweroff(struct platform_device *dev); int nvhost_tsec_init(struct platform_device *dev); void nvhost_tsec_isr(void); void nvhost_tsec_isr_thread(void); -void nvhost_tsec_deinit(struct platform_device *dev); /* Would have preferred a static inline here... but we're using this * in a place where a constant initializer is required */ |