PCI core provides pci_rebar_size_supported() that helps in checking if
a BAR Size is supported for the BAR or not. Use it in
i915_resize_lmem_bar() to simplify code.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/gt/intel_region_lmem.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_region_lmem.c b/drivers/gpu/drm/i915/gt/intel_region_lmem.c
index 51bb27e10a4f..69c65fc8a72d 100644
--- a/drivers/gpu/drm/i915/gt/intel_region_lmem.c
+++ b/drivers/gpu/drm/i915/gt/intel_region_lmem.c
@@ -61,16 +61,12 @@ static void i915_resize_lmem_bar(struct drm_i915_private *i915, resource_size_t
current_size = roundup_pow_of_two(pci_resource_len(pdev, GEN12_LMEM_BAR));
if (i915->params.lmem_bar_size) {
- u32 bar_sizes;
-
- rebar_size = i915->params.lmem_bar_size *
- (resource_size_t)SZ_1M;
- bar_sizes = pci_rebar_get_possible_sizes(pdev, GEN12_LMEM_BAR);
-
+ rebar_size = i915->params.lmem_bar_size * (resource_size_t)SZ_1M;
if (rebar_size == current_size)
return;
- if (!(bar_sizes & BIT(pci_rebar_bytes_to_size(rebar_size))) ||
+ if (!pci_rebar_size_supported(pdev, GEN12_LMEM_BAR,
+ pci_rebar_bytes_to_size(rebar_size)) ||
rebar_size >= roundup_pow_of_two(lmem_size)) {
rebar_size = lmem_size;
--
2.39.5
