[PATCH v3] media: camss: add missing includes

[Todor Tomov]

From: Arnd Bergmann <arnd@xxxxxxxx>

Multiple files in this driver fail to build because of missing
header inclusions:

drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c: In function 'csiphy_hw_version_read':
drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c:31:18: error: implicit declaration of function 'readl_relaxed'; did you mean 'xchg_relaxed'? [-Werror=implicit-function-declaration]
drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c: In function 'csiphy_hw_version_read':
drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c:52:2: error: implicit declaration of function 'writel' [-Werror=implicit-function-declaration]

Add linux/io.h there and in all other files that call
readl/writel and related interfaces.

Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
Signed-off-by: Todor Tomov <todor.tomov@xxxxxxxxxx>
---
v3: Remove include linux/slab.h because kcalloc is replaced with
devm_kcalloc by another patch and that include is not needed
anymore.
---
 drivers/media/platform/qcom/camss/camss-csid.c           | 1 +
 drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c | 1 +
 drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c | 1 +
 drivers/media/platform/qcom/camss/camss-csiphy.c         | 1 +
 drivers/media/platform/qcom/camss/camss-ispif.c          | 1 +
 drivers/media/platform/qcom/camss/camss-vfe-4-1.c        | 1 +
 drivers/media/platform/qcom/camss/camss-vfe-4-7.c        | 1 +
 7 files changed, 7 insertions(+)

diff --git a/drivers/media/platform/qcom/camss/camss-csid.c b/drivers/media/platform/qcom/camss/camss-csid.c
index 729b318..a5ae856 100644
--- a/drivers/media/platform/qcom/camss/camss-csid.c
+++ b/drivers/media/platform/qcom/camss/camss-csid.c
@@ -10,6 +10,7 @@
 #include <linux/clk.h>
 #include <linux/completion.h>
 #include <linux/interrupt.h>
+#include <linux/io.h>
 #include <linux/kernel.h>
 #include <linux/of.h>
 #include <linux/platform_device.h>
diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c
index c832539..12bce39 100644
--- a/drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c
+++ b/drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c
@@ -12,6 +12,7 @@
 
 #include <linux/delay.h>
 #include <linux/interrupt.h>
+#include <linux/io.h>
 
 #define CAMSS_CSI_PHY_LNn_CFG2(n)		(0x004 + 0x40 * (n))
 #define CAMSS_CSI_PHY_LNn_CFG3(n)		(0x008 + 0x40 * (n))
diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
index bcd0dfd..2e65caf 100644
--- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
+++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
@@ -12,6 +12,7 @@
 
 #include <linux/delay.h>
 #include <linux/interrupt.h>
+#include <linux/io.h>
 
 #define CSIPHY_3PH_LNn_CFG1(n)			(0x000 + 0x100 * (n))
 #define CSIPHY_3PH_LNn_CFG1_SWI_REC_DLY_PRG	(BIT(7) | BIT(6))
diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.c b/drivers/media/platform/qcom/camss/camss-csiphy.c
index 4559f3b..008afb8 100644
--- a/drivers/media/platform/qcom/camss/camss-csiphy.c
+++ b/drivers/media/platform/qcom/camss/camss-csiphy.c
@@ -10,6 +10,7 @@
 #include <linux/clk.h>
 #include <linux/delay.h>
 #include <linux/interrupt.h>
+#include <linux/io.h>
 #include <linux/kernel.h>
 #include <linux/of.h>
 #include <linux/platform_device.h>
diff --git a/drivers/media/platform/qcom/camss/camss-ispif.c b/drivers/media/platform/qcom/camss/camss-ispif.c
index ca7b091..1f33b4e 100644
--- a/drivers/media/platform/qcom/camss/camss-ispif.c
+++ b/drivers/media/platform/qcom/camss/camss-ispif.c
@@ -10,6 +10,7 @@
 #include <linux/clk.h>
 #include <linux/completion.h>
 #include <linux/interrupt.h>
+#include <linux/io.h>
 #include <linux/iopoll.h>
 #include <linux/kernel.h>
 #include <linux/mutex.h>
diff --git a/drivers/media/platform/qcom/camss/camss-vfe-4-1.c b/drivers/media/platform/qcom/camss/camss-vfe-4-1.c
index da3a9fe..174a36b 100644
--- a/drivers/media/platform/qcom/camss/camss-vfe-4-1.c
+++ b/drivers/media/platform/qcom/camss/camss-vfe-4-1.c
@@ -9,6 +9,7 @@
  */
 
 #include <linux/interrupt.h>
+#include <linux/io.h>
 #include <linux/iopoll.h>
 
 #include "camss-vfe.h"
diff --git a/drivers/media/platform/qcom/camss/camss-vfe-4-7.c b/drivers/media/platform/qcom/camss/camss-vfe-4-7.c
index 4c584bf..0dca8bf 100644
--- a/drivers/media/platform/qcom/camss/camss-vfe-4-7.c
+++ b/drivers/media/platform/qcom/camss/camss-vfe-4-7.c
@@ -9,6 +9,7 @@
  */
 
 #include <linux/interrupt.h>
+#include <linux/io.h>
 #include <linux/iopoll.h>
 
 #include "camss-vfe.h"
-- 
2.7.4