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| author | Ovidiu Panait <ovpanait@gmail.com> | 2022-05-31 21:14:23 +0300 |
|---|---|---|
| committer | Michal Simek <michal.simek@amd.com> | 2022-06-24 14:16:00 +0200 |
| commit | b391b915bb3441a01b18d9b144425b577ea6b2c2 (patch) | |
| tree | b6754b9f6c1246e4dc0694ffe753ae2e89a76239 /drivers/cpu | |
| parent | 15c924a7437b9763b1b84aa693a842c49184586d (diff) | |
| download | u-boot-b391b915bb3441a01b18d9b144425b577ea6b2c2.tar.gz u-boot-b391b915bb3441a01b18d9b144425b577ea6b2c2.tar.bz2 u-boot-b391b915bb3441a01b18d9b144425b577ea6b2c2.zip | |
cpu-uclass: relocate ops pointers for CONFIG_NEEDS_MANUAL_RELOC
Relocate cpu_ops pointers when CONFIG_NEEDS_MANUAL_RELOC is enabled.
The (gd->flags & GD_FLG_RELOC) check was added to make sure the reloc_done
logic works for drivers that use DM_FLAG_PRE_RELOC.
Signed-off-by: Ovidiu Panait <ovpanait@gmail.com>
Link: https://lore.kernel.org/r/20220531181435.3473549-2-ovpanait@gmail.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
Diffstat (limited to 'drivers/cpu')
| -rw-r--r-- | drivers/cpu/cpu-uclass.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/cpu/cpu-uclass.c b/drivers/cpu/cpu-uclass.c index a5cda6a62c..71e5900d70 100644 --- a/drivers/cpu/cpu-uclass.c +++ b/drivers/cpu/cpu-uclass.c @@ -14,6 +14,9 @@ #include <dm/lists.h> #include <dm/root.h> #include <linux/err.h> +#include <relocate.h> + +DECLARE_GLOBAL_DATA_PTR; int cpu_probe_all(void) { @@ -136,9 +139,36 @@ static int uclass_cpu_init(struct uclass *uc) return ret; } +static int uclass_cpu_post_bind(struct udevice *dev) +{ + if (IS_ENABLED(CONFIG_NEEDS_MANUAL_RELOC) && + (gd->flags & GD_FLG_RELOC)) { + struct cpu_ops *ops = cpu_get_ops(dev); + static int reloc_done; + + if (!reloc_done) { + if (ops->get_desc) + MANUAL_RELOC(ops->get_desc); + if (ops->get_info) + MANUAL_RELOC(ops->get_info); + if (ops->get_count) + MANUAL_RELOC(ops->get_count); + if (ops->get_vendor) + MANUAL_RELOC(ops->get_vendor); + if (ops->is_current) + MANUAL_RELOC(ops->is_current); + + reloc_done++; + } + } + + return 0; +} + UCLASS_DRIVER(cpu) = { .id = UCLASS_CPU, .name = "cpu", .flags = DM_UC_FLAG_SEQ_ALIAS, .init = uclass_cpu_init, + .post_bind = uclass_cpu_post_bind, }; |