Commit Graph

5 Commits

Author SHA1 Message Date
Yang Yingliang
d1ce245fe4 phy: Sparx5 Eth SerDes: check return value after calling platform_get_resource()
It will cause null-ptr-deref if platform_get_resource() returns NULL,
we need check the return value.

Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20210603051014.2674744-1-yangyingliang@huawei.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2021-06-03 11:18:19 +05:30
kernel test robot
cbc336c09b phy: fix resource_size.cocci warnings
drivers/phy/microchip/sparx5_serdes.c:2440:54-57: ERROR: Missing resource_size with iores

 Use resource_size function on resource object
 instead of explicit computation.

Generated by: scripts/coccinelle/api/resource_size.cocci

Fixes: 2ff8a1eeb5 ("phy: Add Sparx5 ethernet serdes PHY driver")
CC: Steen Hegelund <steen.hegelund@microchip.com>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: kernel test robot <lkp@intel.com>
Link: https://lore.kernel.org/r/20210318232844.GA65886@63b0c5462fda
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2021-04-06 10:39:20 +05:30
Steen Hegelund
8595ffb52f phy: Sparx5 Eth SerDes: Use direct register operations
Use direct register operations instead of a table of register
information to lower the stack usage.

Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
Reported-by: kernel test robot <lkp@intel.com>
Link: https://lore.kernel.org/r/20210329141309.612459-2-steen.hegelund@microchip.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2021-04-06 10:37:57 +05:30
Geert Uytterhoeven
a113ef0a5e phy: microchip: PHY_SPARX5_SERDES should depend on ARCH_SPARX5
The Microchip Sparx5 SerDes PHY is present only Microchip Sparx5 SoCs.
Hence add a dependency on ARCH_SPARX5, to prevent asking the user about
this driver when configuring a kernel without support for Sparx5 SoCs.

Fixes: 2ff8a1eeb5 ("phy: Add Sparx5 ethernet serdes PHY driver")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20210331081937.367408-1-geert+renesas@glider.be
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2021-03-31 16:46:41 +05:30
Steen Hegelund
2ff8a1eeb5 phy: Add Sparx5 ethernet serdes PHY driver
Add the Microchip Sparx5 ethernet serdes PHY driver for the 6G, 10G and 25G
interfaces available in the Sparx5 SoC.

Signed-off-by: Bjarni Jonasson <bjarni.jonasson@microchip.com>
Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20210218161451.3489955-4-steen.hegelund@microchip.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2021-03-17 12:13:19 +05:30