linux-kernel - [PATCH v2 3/3] soc: fsl: Replace kernel.h with the necessary inclusions

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Message-Id: <20211110105952.62013-3-andriy.shevchenko@linux.intel.com>
Date:   Wed, 10 Nov 2021 12:59:52 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-arm-kernel@...ts.infradead.org
Cc:     Li Yang <leoyang.li@....com>, Qiang Zhao <qiang.zhao@....com>
Subject: [PATCH v2 3/3] soc: fsl: Replace kernel.h with the necessary inclusions

When kernel.h is used in the headers it adds a lot into dependency hell,
especially when there are circular dependencies are involved.

Replace kernel.h inclusion with the list of what is really being used.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
v2: updated Cc list based on previous changes to MAINTAINERS
 include/soc/fsl/dpaa2-fd.h    | 3 ++-
 include/soc/fsl/qe/immap_qe.h | 3 ++-
 include/soc/fsl/qe/qe_tdm.h   | 4 +++-
 include/soc/fsl/qe/ucc_fast.h | 2 +-
 include/soc/fsl/qe/ucc_slow.h | 2 +-
 5 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/include/soc/fsl/dpaa2-fd.h b/include/soc/fsl/dpaa2-fd.h
index 90ae8d191f1a..bae490cac0aa 100644
--- a/include/soc/fsl/dpaa2-fd.h
+++ b/include/soc/fsl/dpaa2-fd.h
@@ -7,7 +7,8 @@
 #ifndef __FSL_DPAA2_FD_H
 #define __FSL_DPAA2_FD_H
 
-#include <linux/kernel.h>
+#include <linux/byteorder/generic.h>
+#include <linux/types.h>
 
 /**
  * DOC: DPAA2 FD - Frame Descriptor APIs for DPAA2
diff --git a/include/soc/fsl/qe/immap_qe.h b/include/soc/fsl/qe/immap_qe.h
index 7614fee532f1..edd601f53f5d 100644
--- a/include/soc/fsl/qe/immap_qe.h
+++ b/include/soc/fsl/qe/immap_qe.h
@@ -13,7 +13,8 @@
 #define _ASM_POWERPC_IMMAP_QE_H
 #ifdef __KERNEL__
 
-#include <linux/kernel.h>
+#include <linux/types.h>
+
 #include <asm/io.h>
 
 #define QE_IMMAP_SIZE	(1024 * 1024)	/* 1MB from 1MB+IMMR */
diff --git a/include/soc/fsl/qe/qe_tdm.h b/include/soc/fsl/qe/qe_tdm.h
index b6febe225071..43ea830cfe1f 100644
--- a/include/soc/fsl/qe/qe_tdm.h
+++ b/include/soc/fsl/qe/qe_tdm.h
@@ -10,8 +10,8 @@
 #ifndef _QE_TDM_H_
 #define _QE_TDM_H_
 
-#include <linux/kernel.h>
 #include <linux/list.h>
+#include <linux/types.h>
 
 #include <soc/fsl/qe/immap_qe.h>
 #include <soc/fsl/qe/qe.h>
@@ -19,6 +19,8 @@
 #include <soc/fsl/qe/ucc.h>
 #include <soc/fsl/qe/ucc_fast.h>
 
+struct device_node;
+
 /* SI RAM entries */
 #define SIR_LAST	0x0001
 #define SIR_BYTE	0x0002
diff --git a/include/soc/fsl/qe/ucc_fast.h b/include/soc/fsl/qe/ucc_fast.h
index 9696a5b9b5d1..ad60b87a3c69 100644
--- a/include/soc/fsl/qe/ucc_fast.h
+++ b/include/soc/fsl/qe/ucc_fast.h
@@ -10,7 +10,7 @@
 #ifndef __UCC_FAST_H__
 #define __UCC_FAST_H__
 
-#include <linux/kernel.h>
+#include <linux/types.h>
 
 #include <soc/fsl/qe/immap_qe.h>
 #include <soc/fsl/qe/qe.h>
diff --git a/include/soc/fsl/qe/ucc_slow.h b/include/soc/fsl/qe/ucc_slow.h
index 11a216e4e919..7548ce8a202d 100644
--- a/include/soc/fsl/qe/ucc_slow.h
+++ b/include/soc/fsl/qe/ucc_slow.h
@@ -11,7 +11,7 @@
 #ifndef __UCC_SLOW_H__
 #define __UCC_SLOW_H__
 
-#include <linux/kernel.h>
+#include <linux/types.h>
 
 #include <soc/fsl/qe/immap_qe.h>
 #include <soc/fsl/qe/qe.h>
-- 
2.33.0