This patchset addresses the following issues,
1. Fixes the kernel crash when the driver loaded as an kernel module
- by fixing hardware cleanups and rearrange kernel API calls
2. Hot-plug issue on the SGMII 1G interface
- by adding a driver for MDIO management
Signed-off-by: Iyappan Subramanian <isubraman...@apm.com>
Tested-by: Fushen Chen <fc...@apm.com>
Tested-by: Toan Le <toa...@apm.com>
---
v7: Address review comments from v6
- fixed kbuild warnings
- unmapped DMA memory on xgene_enet_delete_bufpool()
- delete descriptor rings and buffer pools on cle_init() failure
- fixed error deconstruction path on probe
v6: Address review comments from v5
- changed to use devm_ioremap_resource
- changed to return PTR_ERR(clk) on failure
- cleaned up and removed indirections
- exported mdio read/write and phy_register functions
- changed mii_bus is to indicate interface instance
- changed to call the exported mdio read/write and phy_register
functions
v5: Address review comments from v4
- Fixed clock reset sequence by adding delay
- Fixed clock count by adding clk_unprepare_disable() in port shutdown
v4: Address review comments from v3
- Reorganized into smaller patches
- Added wrapper functions for sgmii_control_reset and
sgmii_tbi_control_reset
- Removed clk_get warning info
- mdio: Changed the order of 'if' statements and removed the 'else'
statement
- mdio: Removed the mdio_read(write) indirection wrapper functions
- ethtool: Fixed SGMII 1G get_settings and set_settings
- Documentation: dtb: Added MDIO node information
- MAINTAINERS: Added MDIO driver and documentation path
v3: Address review comments from v2
- Add comment about hardware clock reset sequence on xgene_mdio_reset
v2: Address review comments from v1
- Fixed patch 1 compilation error
- Fixed mdio@1f610000 xge0clk reference
- Squashed dtb patches
- Added PORT_OFFSET macro
v1:
- Initial version
---
Iyappan Subramanian (12):
drivers: net: xgene: Separate set_speed from mac_init
drivers: net: xgene: Fix module unload crash - hw resource cleanup
drivers: net: xgene: Fix module unload crash - change sw sequence
drivers: net: xgene: Fix module unload crash - clkrst sequence
drivers: net: phy: xgene: Add MDIO driver
drivers: net: xgene: Add backward compatibility
drivers: net: xgene: Enable MDIO driver
drivers: net: xgene: Use exported functions
drivers: net: xgene: ethtool: Use phy_ethtool_gset and sset
dtb: xgene: Add MDIO node
Documentation: dtb: xgene: Add MDIO node
MAINTAINERS: xgene: Add driver and documentation path
.../devicetree/bindings/net/apm-xgene-mdio.txt | 37 ++
MAINTAINERS | 2 +
arch/arm64/boot/dts/apm/apm-merlin.dts | 6 +
arch/arm64/boot/dts/apm/apm-mustang.dts | 12 +
arch/arm64/boot/dts/apm/apm-shadowcat.dtsi | 11 +-
arch/arm64/boot/dts/apm/apm-storm.dtsi | 26 +-
drivers/net/ethernet/apm/xgene/Kconfig | 1 +
.../net/ethernet/apm/xgene/xgene_enet_ethtool.c | 22 +-
drivers/net/ethernet/apm/xgene/xgene_enet_hw.c | 255 ++++++-----
drivers/net/ethernet/apm/xgene/xgene_enet_hw.h | 11 +-
drivers/net/ethernet/apm/xgene/xgene_enet_main.c | 215 ++++++----
drivers/net/ethernet/apm/xgene/xgene_enet_main.h | 33 +-
drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c | 239 +++++++++--
drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.h | 8 +
drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c | 66 ++-
drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.h | 3 +
drivers/net/phy/Kconfig | 6 +
drivers/net/phy/Makefile | 1 +
drivers/net/phy/mdio-xgene.c | 477 +++++++++++++++++++++
drivers/net/phy/mdio-xgene.h | 143 ++++++
20 files changed, 1291 insertions(+), 283 deletions(-)
create mode 100644 Documentation/devicetree/bindings/net/apm-xgene-mdio.txt
create mode 100644 drivers/net/phy/mdio-xgene.c
create mode 100644 drivers/net/phy/mdio-xgene.h
--
1.9.1
