From 716ca530e1c4515d8683c9d5be3d56b301758b66 Mon Sep 17 00:00:00 2001
From: James <>
Date: Wed, 4 Nov 2015 11:49:21 +0000
Subject: trunk-47381

---
 .../072-ARM-l2c-clean-up-l2c_configure.patch       | 109 +++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 target/linux/bcm53xx/patches-4.1/072-ARM-l2c-clean-up-l2c_configure.patch

(limited to 'target/linux/bcm53xx/patches-4.1/072-ARM-l2c-clean-up-l2c_configure.patch')

diff --git a/target/linux/bcm53xx/patches-4.1/072-ARM-l2c-clean-up-l2c_configure.patch b/target/linux/bcm53xx/patches-4.1/072-ARM-l2c-clean-up-l2c_configure.patch
new file mode 100644
index 0000000..72e9e76
--- /dev/null
+++ b/target/linux/bcm53xx/patches-4.1/072-ARM-l2c-clean-up-l2c_configure.patch
@@ -0,0 +1,109 @@
+From 50beefde30224888d6d63224405ace4bdd4b32a0 Mon Sep 17 00:00:00 2001
+From: Russell King <rmk+kernel@arm.linux.org.uk>
+Date: Fri, 15 May 2015 11:05:54 +0100
+Subject: [PATCH 72/74] ARM: l2c: clean up l2c_configure()
+
+l2c_configure() does not follow the pattern of other l2c_* functions.
+Fix this so that it does to avoid future confusion.
+
+Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
+---
+ arch/arm/mm/cache-l2x0.c | 23 ++++++++++++++---------
+ 1 file changed, 14 insertions(+), 9 deletions(-)
+
+--- a/arch/arm/mm/cache-l2x0.c
++++ b/arch/arm/mm/cache-l2x0.c
+@@ -110,15 +110,7 @@ static inline void l2c_unlock(void __iom
+ 
+ static void l2c_configure(void __iomem *base)
+ {
+-	if (outer_cache.configure) {
+-		outer_cache.configure(&l2x0_saved_regs);
+-		return;
+-	}
+-
+ 	l2c_write_sec(l2x0_saved_regs.aux_ctrl, base, L2X0_AUX_CTRL);
+-
+-	if (l2x0_data->configure)
+-		l2x0_data->configure(base);
+ }
+ 
+ /*
+@@ -130,7 +122,11 @@ static void l2c_enable(void __iomem *bas
+ 	unsigned long flags;
+ 
+ 	l2x0_saved_regs.aux_ctrl = aux;
+-	l2c_configure(base);
++
++	if (outer_cache.configure)
++		outer_cache.configure(&l2x0_saved_regs);
++	else
++		l2x0_data->configure(base);
+ 
+ 	l2c_unlock(base, num_lock);
+ 
+@@ -252,6 +248,7 @@ static const struct l2c_init_data l2c210
+ 	.num_lock = 1,
+ 	.enable = l2c_enable,
+ 	.save = l2c_save,
++	.configure = l2c_configure,
+ 	.outer_cache = {
+ 		.inv_range = l2c210_inv_range,
+ 		.clean_range = l2c210_clean_range,
+@@ -409,6 +406,7 @@ static const struct l2c_init_data l2c220
+ 	.num_lock = 1,
+ 	.enable = l2c220_enable,
+ 	.save = l2c_save,
++	.configure = l2c_configure,
+ 	.outer_cache = {
+ 		.inv_range = l2c220_inv_range,
+ 		.clean_range = l2c220_clean_range,
+@@ -569,6 +567,8 @@ static void l2c310_configure(void __iome
+ {
+ 	unsigned revision;
+ 
++	l2c_configure(base);
++
+ 	/* restore pl310 setup */
+ 	l2c_write_sec(l2x0_saved_regs.tag_latency, base,
+ 		      L310_TAG_LATENCY_CTRL);
+@@ -1066,6 +1066,7 @@ static const struct l2c_init_data of_l2c
+ 	.of_parse = l2x0_of_parse,
+ 	.enable = l2c_enable,
+ 	.save = l2c_save,
++	.configure = l2c_configure,
+ 	.outer_cache = {
+ 		.inv_range   = l2c210_inv_range,
+ 		.clean_range = l2c210_clean_range,
+@@ -1084,6 +1085,7 @@ static const struct l2c_init_data of_l2c
+ 	.of_parse = l2x0_of_parse,
+ 	.enable = l2c220_enable,
+ 	.save = l2c_save,
++	.configure = l2c_configure,
+ 	.outer_cache = {
+ 		.inv_range   = l2c220_inv_range,
+ 		.clean_range = l2c220_clean_range,
+@@ -1416,6 +1418,7 @@ static const struct l2c_init_data of_aur
+ 	.enable = l2c_enable,
+ 	.fixup = aurora_fixup,
+ 	.save  = aurora_save,
++	.configure = l2c_configure,
+ 	.outer_cache = {
+ 		.inv_range   = aurora_inv_range,
+ 		.clean_range = aurora_clean_range,
+@@ -1435,6 +1438,7 @@ static const struct l2c_init_data of_aur
+ 	.enable = aurora_enable_no_outer,
+ 	.fixup = aurora_fixup,
+ 	.save  = aurora_save,
++	.configure = l2c_configure,
+ 	.outer_cache = {
+ 		.resume      = l2c_resume,
+ 	},
+@@ -1608,6 +1612,7 @@ static void __init tauros3_save(void __i
+ 
+ static void tauros3_configure(void __iomem *base)
+ {
++	l2c_configure(base);
+ 	writel_relaxed(l2x0_saved_regs.aux2_ctrl,
+ 		       base + TAUROS3_AUX2_CTRL);
+ 	writel_relaxed(l2x0_saved_regs.prefetch_ctrl,
-- 
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