drm/i915/gvt: export find_mmio_info

export find_mmio_info to be accessible by other gvt components

Cc: Kevin Tian <kevin.tian@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/20201223034536.17176-1-yan.y.zhao@intel.com
Reviewed-by: Zhenyu Wang <zhenyuw@linux.intel.com>

diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c
index 4ddc9c8474709f76f453ab48823d4d0969c40edc..7012e4cf718620873f414d16a9188cadbcb285e6 100644 (file)
--- a/drivers/gpu/drm/i915/gvt/handlers.c
+++ b/drivers/gpu/drm/i915/gvt/handlers.c
@@ -83,7 +83,7 @@ static void write_vreg(struct intel_vgpu *vgpu, unsigned int offset,
        memcpy(&vgpu_vreg(vgpu, offset), p_data, bytes);
 }
 
-static struct intel_gvt_mmio_info *find_mmio_info(struct intel_gvt *gvt,
+struct intel_gvt_mmio_info *intel_gvt_find_mmio_info(struct intel_gvt *gvt,
                                                  unsigned int offset)
 {
        struct intel_gvt_mmio_info *e;
@@ -118,7 +118,7 @@ static int new_mmio_info(struct intel_gvt *gvt,
                        return -ENOMEM;
 
                info->offset = i;
-               p = find_mmio_info(gvt, info->offset);
+               p = intel_gvt_find_mmio_info(gvt, info->offset);
                if (p) {
                        WARN(1, "dup mmio definition offset %x\n",
                                info->offset);
@@ -3625,7 +3625,7 @@ int intel_vgpu_mmio_reg_rw(struct intel_vgpu *vgpu, unsigned int offset,
        /*
         * Normal tracked MMIOs.
         */
-       mmio_info = find_mmio_info(gvt, offset);
+       mmio_info = intel_gvt_find_mmio_info(gvt, offset);
        if (!mmio_info) {
                gvt_dbg_mmio("untracked MMIO %08x len %d\n", offset, bytes);
                goto default_rw;

diff --git a/drivers/gpu/drm/i915/gvt/mmio.h b/drivers/gpu/drm/i915/gvt/mmio.h
index cc4812648bf4a5ea7a71b79af4e84141fc82f0b1..0851b2dc732c05f641a9f8eea63e6b6695def134 100644 (file)
--- a/drivers/gpu/drm/i915/gvt/mmio.h
+++ b/drivers/gpu/drm/i915/gvt/mmio.h
@@ -80,6 +80,9 @@ int intel_gvt_for_each_tracked_mmio(struct intel_gvt *gvt,
        int (*handler)(struct intel_gvt *gvt, u32 offset, void *data),
        void *data);
 
+struct intel_gvt_mmio_info *intel_gvt_find_mmio_info(struct intel_gvt *gvt,
+                                                 unsigned int offset);
+
 int intel_vgpu_init_mmio(struct intel_vgpu *vgpu);
 void intel_vgpu_reset_mmio(struct intel_vgpu *vgpu, bool dmlr);
 void intel_vgpu_clean_mmio(struct intel_vgpu *vgpu);