drm/i915: Move edram detection early_sanitize

In order to be able to have virtual functions for the MMIO, we need to
use the raw access function. To keep things simple, just move this to
our early_sanitize code in uncore.

Signed-off-by: Ben Widawsky <[email protected]>
Reviewed-by: Damien Lespiau <[email protected]>
Signed-off-by: Daniel Vetter <[email protected]>

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index ff2083e805ee3929123be66a2f021d995d7add05..3316a6f37ceca1e47c1d32a9e52f9839611580a7 100644 (file)
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1542,16 +1542,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 
        intel_uncore_early_sanitize(dev);
 
-       if (IS_HASWELL(dev) && (I915_READ(HSW_EDRAM_PRESENT) == 1)) {
-               /* The docs do not explain exactly how the calculation can be
-                * made. It is somewhat guessable, but for now, it's always
-                * 128MB.
-                * NB: We can't write IDICR yet because we do not have gt funcs
-                * set up */
-               dev_priv->ellc_size = 128;
-               DRM_INFO("Found %zuMB of eLLC\n", dev_priv->ellc_size);
-       }
-
        ret = i915_gem_gtt_init(dev);
        if (ret)
                goto out_regs;

diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c
index bfc1a65fcd9055e13550712ca32ab034b5a059cd..2d16590d5478f02a48163e23c0beda3cb14cc8aa 100644 (file)
--- a/drivers/gpu/drm/i915/intel_uncore.c
+++ b/drivers/gpu/drm/i915/intel_uncore.c
@@ -222,6 +222,17 @@ void intel_uncore_early_sanitize(struct drm_device *dev)
 
        if (HAS_FPGA_DBG_UNCLAIMED(dev))
                __raw_i915_write32(dev_priv, FPGA_DBG, FPGA_DBG_RM_NOCLAIM);
+
+       if (IS_HASWELL(dev) &&
+           (__raw_i915_read32(dev_priv, HSW_EDRAM_PRESENT) == 1)) {
+               /* The docs do not explain exactly how the calculation can be
+                * made. It is somewhat guessable, but for now, it's always
+                * 128MB.
+                * NB: We can't write IDICR yet because we do not have gt funcs
+                * set up */
+               dev_priv->ellc_size = 128;
+               DRM_INFO("Found %zuMB of eLLC\n", dev_priv->ellc_size);
+       }
 }
 
 void intel_uncore_init(struct drm_device *dev)