AX88772C_eeprom and ax8872c build together

hc

2024-05-16 8d2a02b24d66aa359e83eebc1ed3c0f85367a1cb

 kernel/drivers/gpu/ipu-v3/ipu-pre.c
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@@ -1,14 +1,6 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Copyright (c) 2017 Lucas Stach, Pengutronix
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms and conditions of the GNU General Public License,
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- * version 2, as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope it will be useful, but WITHOUT
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- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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- * more details.
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  */
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 #include <drm/drm_fourcc.h>
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@@ -265,6 +257,12 @@
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 	writel(IPU_PRE_CTRL_SDW_UPDATE, pre->regs + IPU_PRE_CTRL_SET);
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 }
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+bool ipu_pre_update_pending(struct ipu_pre *pre)
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+{
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+	return !!(readl_relaxed(pre->regs + IPU_PRE_CTRL) &
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+		  IPU_PRE_CTRL_SDW_UPDATE);
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+}
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+
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 u32 ipu_pre_get_baddr(struct ipu_pre *pre)
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 {
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 	return (u32)pre->buffer_paddr;