Message ID | 20240527200417.2108290-1-rasmus.villemoes@prevas.dk |
---|---|
State | Accepted |
Commit | a8729a260b53b9a2fce2607ac90744a47f96daef |
Delegated to: | Simon Glass |
Headers | show |
Series | global_data.h: drop write-only field dm_root_f | expand |
On Mon, 27 May 2024 at 14:04, Rasmus Villemoes <rasmus.villemoes@prevas.dk> wrote: > > The dm_root_f field seems to be entirely write-only and hence > redundant, unless 'git grep' fails to find some access generated via > preprocessor token concatenation or similar. > > Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk> > --- > common/board_r.c | 3 +-- > include/asm-generic/global_data.h | 4 ---- > test/dm/core.c | 1 - > 3 files changed, 1 insertion(+), 7 deletions(-) > It is used for accessing the pre-relocation devices in case that is useful / possible. But it seems that we haven't had many use cases, so I am OK with dropping this and adding it back later if needed. Reviewed-by: Simon Glass <sjg@chromium.org> Regards, Simon
On Mon, 27 May 2024 at 14:04, Rasmus Villemoes <rasmus.villemoes@prevas.dk> wrote: > > The dm_root_f field seems to be entirely write-only and hence > redundant, unless 'git grep' fails to find some access generated via > preprocessor token concatenation or similar. > > Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk> > --- > common/board_r.c | 3 +-- > include/asm-generic/global_data.h | 4 ---- > test/dm/core.c | 1 - > 3 files changed, 1 insertion(+), 7 deletions(-) > It is used for accessing the pre-relocation devices in case that is useful / possible. But it seems that we haven't had many use cases, so I am OK with dropping this and adding it back later if needed. Reviewed-by: Simon Glass <sjg@chromium.org> Regards, Simon Applied to u-boot-dm, thanks!
diff --git a/common/board_r.c b/common/board_r.c index da0b80f24ff..fd263f4a0a8 100644 --- a/common/board_r.c +++ b/common/board_r.c @@ -230,8 +230,7 @@ static int initr_dm(void) oftree_reset(); - /* Save the pre-reloc driver model and start a new one */ - gd->dm_root_f = gd->dm_root; + /* Drop the pre-reloc driver model and start a new one */ gd->dm_root = NULL; #ifdef CONFIG_TIMER gd->timer = NULL; diff --git a/include/asm-generic/global_data.h b/include/asm-generic/global_data.h index fcc3c6e14ca..aa336d63e3a 100644 --- a/include/asm-generic/global_data.h +++ b/include/asm-generic/global_data.h @@ -195,10 +195,6 @@ struct global_data { * @dm_root: root instance for Driver Model */ struct udevice *dm_root; - /** - * @dm_root_f: pre-relocation root instance - */ - struct udevice *dm_root_f; /** * @uclass_root_s: * head of core tree when uclasses are not in read-only memory. diff --git a/test/dm/core.c b/test/dm/core.c index 7f3f8d183bc..34e5c163b98 100644 --- a/test/dm/core.c +++ b/test/dm/core.c @@ -1007,7 +1007,6 @@ static int dm_test_uclass_before_ready(struct unit_test_state *uts) ut_assertok(uclass_get(UCLASS_TEST, &uc)); gd->dm_root = NULL; - gd->dm_root_f = NULL; memset(&gd->uclass_root, '\0', sizeof(gd->uclass_root)); ut_asserteq_ptr(NULL, uclass_find(UCLASS_TEST));
The dm_root_f field seems to be entirely write-only and hence redundant, unless 'git grep' fails to find some access generated via preprocessor token concatenation or similar. Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk> --- common/board_r.c | 3 +-- include/asm-generic/global_data.h | 4 ---- test/dm/core.c | 1 - 3 files changed, 1 insertion(+), 7 deletions(-)