[PATCH v3 0/3] Add Hisilicon L3 cache controller support

From: Zhen Lei
Date: Mon Jan 11 2021 - 21:02:15 EST


v2 --> v3:
Add Hisilicon L3 cache controller driver and its document. That's: patch 2-3.

v1 --> v2:
Discard the middle-tier functions and do silent narrowing cast in the outcache
hook functions. For example:
-static void l2c220_inv_range(unsigned long start, unsigned long end)
+static void l2c220_inv_range(phys_addr_t pa_start, phys_addr_t pa_end)
{
+ unsigned long start = pa_start;
+ unsigned long end = pa_end;


v1:
Do cast phys_addr_t to unsigned long by adding a middle-tier function.
For example:
-static void l2c220_inv_range(unsigned long start, unsigned long end)
+static void __l2c220_inv_range(unsigned long start, unsigned long end)
{
...
}
+static void l2c220_inv_range(phys_addr_t start, phys_addr_t end)
+{
+ __l2c220_inv_range(start, end);
+}


Zhen Lei (3):
ARM: LPAE: Use phys_addr_t instead of unsigned long in outercache
hooks
dt-bindings: arm: hisilicon: Add binding for L3 cache controller
ARM: Add Hisilicon L3 cache controller support

.../bindings/arm/hisilicon/l3cache.yaml | 37 +++++
arch/arm/include/asm/outercache.h | 6 +-
arch/arm/mm/Kconfig | 9 ++
arch/arm/mm/Makefile | 1 +
arch/arm/mm/cache-feroceon-l2.c | 15 +-
arch/arm/mm/cache-hisi-l3.c | 153 ++++++++++++++++++
arch/arm/mm/cache-hisi-l3.h | 30 ++++
arch/arm/mm/cache-l2x0.c | 50 ++++--
arch/arm/mm/cache-tauros2.c | 15 +-
arch/arm/mm/cache-uniphier.c | 6 +-
arch/arm/mm/cache-xsc3l2.c | 12 +-
11 files changed, 305 insertions(+), 29 deletions(-)
create mode 100644 Documentation/devicetree/bindings/arm/hisilicon/l3cache.yaml
create mode 100644 arch/arm/mm/cache-hisi-l3.c
create mode 100644 arch/arm/mm/cache-hisi-l3.h

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2.26.0.106.g9fadedd