From 235582ca96214b50fa03ea77a5e85e59d94cf358 Mon Sep 17 00:00:00 2001 From: Matthew Auld Date: Fri, 25 Feb 2022 14:54:56 +0000 Subject: drm/i915: add io_size plumbing MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit With small LMEM-BAR we need to be able to differentiate between the total size of LMEM, and how much of it is CPU mappable. The end goal is to be able to utilize the entire range, even if part of is it not CPU accessible. v2: also update intelfb_create Signed-off-by: Matthew Auld Cc: Thomas Hellström Reviewed-by: Thomas Hellström Acked-by: Nirmoy Das Link: https://patchwork.freedesktop.org/patch/msgid/20220225145502.331818-1-matthew.auld@intel.com --- drivers/gpu/drm/i915/intel_memory_region.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/gpu/drm/i915/intel_memory_region.h') diff --git a/drivers/gpu/drm/i915/intel_memory_region.h b/drivers/gpu/drm/i915/intel_memory_region.h index 06464b8865fc..21dcbd620758 100644 --- a/drivers/gpu/drm/i915/intel_memory_region.h +++ b/drivers/gpu/drm/i915/intel_memory_region.h @@ -68,6 +68,7 @@ struct intel_memory_region { struct resource region; resource_size_t io_start; + resource_size_t io_size; resource_size_t min_page_size; resource_size_t total; resource_size_t avail; @@ -98,6 +99,7 @@ intel_memory_region_create(struct drm_i915_private *i915, resource_size_t size, resource_size_t min_page_size, resource_size_t io_start, + resource_size_t io_size, u16 type, u16 instance, const struct intel_memory_region_ops *ops); -- cgit v1.2.3