* [U-Boot] [PATCH 1/2] pci: Only link pci_rom.o in some cases
@ 2019-11-27 1:40 Tom Rini
2019-11-27 1:41 ` [U-Boot] [PATCH 2/2] mtd: mtdcore: Drop unused mtd_table Tom Rini
2019-12-04 4:02 ` [U-Boot] [PATCH 1/2] pci: Only link pci_rom.o in some cases Tom Rini
0 siblings, 2 replies; 4+ messages in thread
From: Tom Rini @ 2019-11-27 1:40 UTC (permalink / raw)
To: u-boot
The content of pci_rom.c is only used in a few cases. Only build and
link in these cases to avoid a global variable as gcc doesn't always
discard those when they are unused.
Signed-off-by: Tom Rini <trini@konsulko.com>
---
drivers/pci/Makefile | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile
index 219473aa7924..da8b826d69c3 100644
--- a/drivers/pci/Makefile
+++ b/drivers/pci/Makefile
@@ -4,12 +4,12 @@
# Wolfgang Denk, DENX Software Engineering, wd at denx.de.
ifneq ($(CONFIG_DM_PCI),)
-obj-y += pci_rom.o
+obj-$(CONFIG_DM_VIDEO) += pci_rom.o
obj-$(CONFIG_PCI) += pci-uclass.o pci_auto.o
obj-$(CONFIG_DM_PCI_COMPAT) += pci_compat.o
obj-$(CONFIG_PCI_SANDBOX) += pci_sandbox.o
obj-$(CONFIG_SANDBOX) += pci-emul-uclass.o
-obj-$(CONFIG_X86) += pci_x86.o
+obj-$(CONFIG_X86) += pci_x86.o pci_rom.o
else
obj-$(CONFIG_PCI) += pci.o pci_auto_old.o
endif
--
2.17.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [U-Boot] [PATCH 2/2] mtd: mtdcore: Drop unused mtd_table
2019-11-27 1:40 [U-Boot] [PATCH 1/2] pci: Only link pci_rom.o in some cases Tom Rini
@ 2019-11-27 1:41 ` Tom Rini
2019-12-04 4:02 ` Tom Rini
2019-12-04 4:02 ` [U-Boot] [PATCH 1/2] pci: Only link pci_rom.o in some cases Tom Rini
1 sibling, 1 reply; 4+ messages in thread
From: Tom Rini @ 2019-11-27 1:41 UTC (permalink / raw)
To: u-boot
The array 'mtd_table' is unused in the code. Remove this as gcc doesn't
always discard unused global variables.
Signed-off-by: Tom Rini <trini@konsulko.com>
---
drivers/mtd/mtdcore.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 89ac8229f584..dd04d676d56c 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -76,8 +76,6 @@ static struct class mtd_class = {
.resume = mtd_cls_resume,
};
#else
-struct mtd_info *mtd_table[MAX_MTD_DEVICES];
-
#define MAX_IDR_ID 64
struct idr_layer {
--
2.17.1
^ permalink raw reply related [flat|nested] 4+ messages in thread* [U-Boot] [PATCH 1/2] pci: Only link pci_rom.o in some cases
2019-11-27 1:40 [U-Boot] [PATCH 1/2] pci: Only link pci_rom.o in some cases Tom Rini
2019-11-27 1:41 ` [U-Boot] [PATCH 2/2] mtd: mtdcore: Drop unused mtd_table Tom Rini
@ 2019-12-04 4:02 ` Tom Rini
1 sibling, 0 replies; 4+ messages in thread
From: Tom Rini @ 2019-12-04 4:02 UTC (permalink / raw)
To: u-boot
On Tue, Nov 26, 2019 at 08:40:59PM -0500, Tom Rini wrote:
> The content of pci_rom.c is only used in a few cases. Only build and
> link in these cases to avoid a global variable as gcc doesn't always
> discard those when they are unused.
>
> Signed-off-by: Tom Rini <trini@konsulko.com>
Applied to u-boot/master, thanks!
--
Tom
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