diff options
Diffstat (limited to 'drivers/gpu/ipu-v3/ipu-prg.c')
| -rw-r--r-- | drivers/gpu/ipu-v3/ipu-prg.c | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-prg.c b/drivers/gpu/ipu-v3/ipu-prg.c index 38a3a9764e49..d38d3ba54d72 100644 --- a/drivers/gpu/ipu-v3/ipu-prg.c +++ b/drivers/gpu/ipu-v3/ipu-prg.c @@ -1,14 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016-2017 Lucas Stach, Pengutronix - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #include <drm/drm_fourcc.h> @@ -295,7 +287,7 @@ int ipu_prg_channel_configure(struct ipuv3_channel *ipu_chan, chan = &prg->chan[prg_chan]; if (chan->enabled) { - ipu_pre_update(prg->pres[chan->used_pre], *eba); + ipu_pre_update(prg->pres[chan->used_pre], modifier, *eba); return 0; } @@ -347,10 +339,25 @@ int ipu_prg_channel_configure(struct ipuv3_channel *ipu_chan, } EXPORT_SYMBOL_GPL(ipu_prg_channel_configure); +bool ipu_prg_channel_configure_pending(struct ipuv3_channel *ipu_chan) +{ + int prg_chan = ipu_prg_ipu_to_prg_chan(ipu_chan->num); + struct ipu_prg *prg = ipu_chan->ipu->prg_priv; + struct ipu_prg_channel *chan; + + if (prg_chan < 0) + return false; + + chan = &prg->chan[prg_chan]; + WARN_ON(!chan->enabled); + + return ipu_pre_update_pending(prg->pres[chan->used_pre]); +} +EXPORT_SYMBOL_GPL(ipu_prg_channel_configure_pending); + static int ipu_prg_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; - struct resource *res; struct ipu_prg *prg; u32 val; int i, ret; @@ -359,12 +366,10 @@ static int ipu_prg_probe(struct platform_device *pdev) if (!prg) return -ENOMEM; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - prg->regs = devm_ioremap_resource(&pdev->dev, res); + prg->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(prg->regs)) return PTR_ERR(prg->regs); - prg->clk_ipg = devm_clk_get(dev, "ipg"); if (IS_ERR(prg->clk_ipg)) return PTR_ERR(prg->clk_ipg); @@ -414,15 +419,13 @@ static int ipu_prg_probe(struct platform_device *pdev) return 0; } -static int ipu_prg_remove(struct platform_device *pdev) +static void ipu_prg_remove(struct platform_device *pdev) { struct ipu_prg *prg = platform_get_drvdata(pdev); mutex_lock(&ipu_prg_list_mutex); list_del(&prg->list); mutex_unlock(&ipu_prg_list_mutex); - - return 0; } #ifdef CONFIG_PM |