All of lore.kernel.org
 help / color / mirror / Atom feed
* [Intel-gfx] [PATCH] drm/i915: disable pci resize on 32-bit machine
@ 2022-07-26  8:32 Nirmoy Das
  2022-07-26  9:11 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
                   ` (2 more replies)
  0 siblings, 3 replies; 5+ messages in thread
From: Nirmoy Das @ 2022-07-26  8:32 UTC (permalink / raw)
  To: intel-gfx; +Cc: priyanka.dandamudi, naresh.kamboju, matthew.auld

PCI bar resize only works with 64 bit BAR so disable
this on 32-bit machine.

Fixes: a91d1a17cd341 ("drm/i915: Add support for LMEM PCIe resizable bar")
Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>
---
 drivers/gpu/drm/i915/gt/intel_region_lmem.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_region_lmem.c b/drivers/gpu/drm/i915/gt/intel_region_lmem.c
index 6e90032e12e9..aa6aed837194 100644
--- a/drivers/gpu/drm/i915/gt/intel_region_lmem.c
+++ b/drivers/gpu/drm/i915/gt/intel_region_lmem.c
@@ -15,6 +15,7 @@
 #include "gt/intel_gt_mcr.h"
 #include "gt/intel_gt_regs.h"
 
+#ifdef CONFIG_64BIT
 static void _release_bars(struct pci_dev *pdev)
 {
 	int resno;
@@ -111,6 +112,9 @@ static void i915_resize_lmem_bar(struct drm_i915_private *i915, resource_size_t
 	pci_assign_unassigned_bus_resources(pdev->bus);
 	pci_write_config_dword(pdev, PCI_COMMAND, pci_cmd);
 }
+#else
+static void i915_resize_lmem_bar(struct drm_i915_private *i915, resource_size_t lmem_size) {}
+#endif
 
 static int
 region_lmem_release(struct intel_memory_region *mem)
-- 
2.35.1


^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2022-07-27 17:15 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2022-07-26  8:32 [Intel-gfx] [PATCH] drm/i915: disable pci resize on 32-bit machine Nirmoy Das
2022-07-26  9:11 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
2022-07-26 12:20 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork
2022-07-27 16:58 ` [Intel-gfx] [PATCH] " Matthew Auld
2022-07-27 17:15   ` Das, Nirmoy

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.