diff options
| author | Angel Pons <th3fanbus@gmail.com> | 2021-11-03 13:13:00 +0100 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2021-11-04 17:32:36 +0000 |
| commit | 536d36a7480c70acefb45c7f31db29489f4776e8 (patch) | |
| tree | ee077a270c53216864d3e6e7bfc9813283b09545 /src | |
| parent | f32ae10f0d62e646cc196f8eb2bb841f60cbe9d6 (diff) | |
nb/intel: Replace bad uses of `find_resource`
The `find_resource` function will never return null (will die instead).
In cases where the existing code already accounts for null pointers, it
is better to use `probe_resource` instead, which returns a null pointer
instead of dying.
Change-Id: I617fea8a09049e9a87130640835ea6c3e2faec60
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58906
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/northbridge/intel/gm45/gma.c | 2 | ||||
| -rw-r--r-- | src/northbridge/intel/haswell/gma.c | 2 | ||||
| -rw-r--r-- | src/northbridge/intel/haswell/minihd.c | 2 | ||||
| -rw-r--r-- | src/northbridge/intel/ironlake/gma.c | 4 | ||||
| -rw-r--r-- | src/northbridge/intel/sandybridge/gma.c | 2 |
5 files changed, 6 insertions, 6 deletions
diff --git a/src/northbridge/intel/gm45/gma.c b/src/northbridge/intel/gm45/gma.c index 178149d119..77bbe3f553 100644 --- a/src/northbridge/intel/gm45/gma.c +++ b/src/northbridge/intel/gm45/gma.c @@ -151,7 +151,7 @@ static void gma_func0_init(struct device *dev) intel_gma_init_igd_opregion(); - gtt_res = find_resource(dev, PCI_BASE_ADDRESS_0); + gtt_res = probe_resource(dev, PCI_BASE_ADDRESS_0); if (gtt_res == NULL) return; mmio = res2mmio(gtt_res, 0, 0); diff --git a/src/northbridge/intel/haswell/gma.c b/src/northbridge/intel/haswell/gma.c index ccabb8cfa3..212b395a78 100644 --- a/src/northbridge/intel/haswell/gma.c +++ b/src/northbridge/intel/haswell/gma.c @@ -178,7 +178,7 @@ static void gma_pm_init_pre_vbios(struct device *dev) { printk(BIOS_DEBUG, "GT Power Management Init\n"); - gtt_res = find_resource(dev, PCI_BASE_ADDRESS_0); + gtt_res = probe_resource(dev, PCI_BASE_ADDRESS_0); if (!gtt_res || !gtt_res->base) return; diff --git a/src/northbridge/intel/haswell/minihd.c b/src/northbridge/intel/haswell/minihd.c index 1bfbfe5ca0..6896464d5c 100644 --- a/src/northbridge/intel/haswell/minihd.c +++ b/src/northbridge/intel/haswell/minihd.c @@ -51,7 +51,7 @@ static void minihd_init(struct device *dev) int codec_mask, i; /* Find base address */ - res = find_resource(dev, PCI_BASE_ADDRESS_0); + res = probe_resource(dev, PCI_BASE_ADDRESS_0); if (!res) return; diff --git a/src/northbridge/intel/ironlake/gma.c b/src/northbridge/intel/ironlake/gma.c index 7d08f3130d..a0325d12eb 100644 --- a/src/northbridge/intel/ironlake/gma.c +++ b/src/northbridge/intel/ironlake/gma.c @@ -140,7 +140,7 @@ static void gma_func0_init(struct device *dev) if (!CONFIG(NO_GFX_INIT)) pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MASTER); - gtt_res = find_resource(dev, PCI_BASE_ADDRESS_0); + gtt_res = probe_resource(dev, PCI_BASE_ADDRESS_0); if (!gtt_res || !gtt_res->base) return; @@ -171,7 +171,7 @@ static void gma_read_resources(struct device *dev) struct resource *res; /* Set the graphics memory to write combining. */ - res = find_resource(dev, PCI_BASE_ADDRESS_2); + res = probe_resource(dev, PCI_BASE_ADDRESS_2); if (res == NULL) { printk(BIOS_DEBUG, "gma: memory resource not found.\n"); return; diff --git a/src/northbridge/intel/sandybridge/gma.c b/src/northbridge/intel/sandybridge/gma.c index 38adbceae5..9d01533e71 100644 --- a/src/northbridge/intel/sandybridge/gma.c +++ b/src/northbridge/intel/sandybridge/gma.c @@ -308,7 +308,7 @@ static void gma_pm_init_pre_vbios(struct device *dev) printk(BIOS_DEBUG, "GT Power Management Init\n"); - gtt_res = find_resource(dev, PCI_BASE_ADDRESS_0); + gtt_res = probe_resource(dev, PCI_BASE_ADDRESS_0); if (!gtt_res || !gtt_res->base) return; |