[PATCH v3 1/6] drm/i915: Pass size to oprom_get_vbt

[Radhakrishna Sripada]

oprom_get_vbt will later be used to show the contents of vbt for which
the size of vbt is needed.

v2: Avoid overuse of *size and remove dummy size variable in
    intel_bios_init(Jani)

Cc: Jani Nikula <jani.nik...@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.srip...@intel.com>
---
 drivers/gpu/drm/i915/display/intel_bios.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_bios.c 
b/drivers/gpu/drm/i915/display/intel_bios.c
index fe52c06271ef..8ff0fdd5a828 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -3008,7 +3008,8 @@ static struct vbt_header *spi_oprom_get_vbt(struct 
drm_i915_private *i915)
        return NULL;
 }
 
-static struct vbt_header *oprom_get_vbt(struct drm_i915_private *i915)
+static struct vbt_header *oprom_get_vbt(struct drm_i915_private *i915,
+                                       size_t *sizep)
 {
        struct pci_dev *pdev = to_pci_dev(i915->drm.dev);
        void __iomem *p = NULL, *oprom;
@@ -3057,6 +3058,9 @@ static struct vbt_header *oprom_get_vbt(struct 
drm_i915_private *i915)
 
        pci_unmap_rom(pdev, oprom);
 
+       if (sizep)
+               *sizep = vbt_size;
+
        drm_dbg_kms(&i915->drm, "Found valid VBT in PCI ROM\n");
 
        return vbt;
@@ -3106,7 +3110,7 @@ void intel_bios_init(struct drm_i915_private *i915)
        }
 
        if (!vbt) {
-               oprom_vbt = oprom_get_vbt(i915);
+               oprom_vbt = oprom_get_vbt(i915, NULL);
                vbt = oprom_vbt;
        }
 
-- 
2.34.1