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drm/i915/gvt: make width of mmio_attribute bigger

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8 bits are all used up. extend it to 16 bits to hold more flags.

Suggested-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Yan Zhao <yan.y.zhao@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20201223034545.17224-1-yan.y.zhao@intel.com
Reviewed-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
Yan Zhao 2020-12-23 11:45:45 +08:00 committed by Zhenyu Wang
parent 70add39fad
commit 1a8811930c
2 changed files with 2 additions and 2 deletions
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2
drivers/gpu/drm/i915/gvt/gvt.h
View File

@ -244,7 +244,7 @@ struct gvt_mmio_block {
#define INTEL_GVT_MMIO_HASH_BITS 11
struct intel_gvt_mmio {
u8 *mmio_attribute;
u16 *mmio_attribute;
/* Register contains RO bits */
#define F_RO (1 << 0)
/* Register contains graphics address */

2
drivers/gpu/drm/i915/gvt/handlers.c
View File

@ -96,7 +96,7 @@ struct intel_gvt_mmio_info *intel_gvt_find_mmio_info(struct intel_gvt *gvt,
}
static int new_mmio_info(struct intel_gvt *gvt,
u32 offset, u8 flags, u32 size,
u32 offset, u16 flags, u32 size,
u32 addr_mask, u32 ro_mask, u32 device,
gvt_mmio_func read, gvt_mmio_func write)
{