Thread (37 messages) 37 messages, 6 authors, 2015-10-19

[Intel-gfx] [PATCH 09/20] i915: switch from acpi_os_ioremap to memremap

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From: Daniel Vetter <hidden>
Date: 2015-10-12 06:58:12
Also in: dri-devel, intel-gfx, linux-arch, lkml

On Fri, Oct 09, 2015 at 06:16:25PM -0400, Dan Williams wrote:
i915 expects the OpRegion to be cached (i.e. not __iomem), so explicitly
map it with memremap rather than the implied cache setting of
acpi_os_ioremap().

Cc: Daniel Vetter <redacted>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: intel-gfx at lists.freedesktop.org
Cc: David Airlie <redacted>
Cc: dri-devel at lists.freedesktop.org
Signed-off-by: Dan Williams <redacted>
Assuming you've run sparse over this to make sure you've caught them all,
and with the nit below addressed this is

Reviewed-by: Daniel Vetter <redacted>

Feel free to pull v2 into whatever tree you think it's suitable for (but
you can also resend and I'll pick it up).
quoted hunk ↗ jump to hunk
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index e2ab3f6ed022..c8444d5f549f 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -387,7 +387,7 @@ intel_panel_detect(struct drm_device *dev)
 
 	/* Assume that the BIOS does not lie through the OpRegion... */
 	if (!i915.panel_ignore_lid && dev_priv->opregion.lid_state) {
-		return ioread32(dev_priv->opregion.lid_state) & 0x1 ?
+		return *(dev_priv->opregion.lid_state) & 0x1 ?
() are redundant now here.
-Daniel
 			connector_status_connected :
 			connector_status_disconnected;
 	}

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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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