On 3/10/23 23:19, Mario Limonciello wrote:
Currently the PSP semaphore communication base address is discovered by using an MSR that is not architecturally guaranteed for future platforms. Also the mailbox that is utilized for communication with the PSP may have other consumers in the kernel, so it's better to make all communication go through a single driver. Acked-by: Tom Lendacky <thomas.lendacky@xxxxxxx> Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx> --- v3->v4: * Pick up tags v1->v2: * Fix Kconfig to use imply * Use IS_REACHABLE --- drivers/i2c/busses/Kconfig | 2 +- drivers/i2c/busses/i2c-designware-amdpsp.c | 142 ++------------------ drivers/i2c/busses/i2c-designware-core.h | 1 - drivers/i2c/busses/i2c-designware-platdrv.c | 1 - include/linux/psp-platform-access.h | 1 + 5 files changed, 11 insertions(+), 136 deletions(-)
For the i2c-designware parts: Acked-by: Jarkko Nikula <jarkko.nikula@xxxxxxxxxxxxxxx>
