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authorDuncan Laurie <dlaurie@chromium.org>2015-01-30 16:33:43 -0800
committerPatrick Georgi <pgeorgi@google.com>2015-04-21 08:09:18 +0200
commit1e6b5915ce0e78cad0d31708423bf7a01589268a (patch)
treea27fa2c72ca40dfeda702f5ffd61c462d6d1c449 /src/soc/intel/broadwell
parentb2deb222152246ba9058a974326be47f2f2f2ae9 (diff)
broadwell: Skip pre-graphics delay in resume path
If the board is configured with a pre-graphics delay it should be skipped in the resume path. BUG=chrome-os-partner:28234 BRANCH=broadwell TEST=measure resume time in dev mode to be same as normal mode Change-Id: I5a4ad5bba9e5316c89f7935d8811759b041429d9 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: b44a7167532410fc44ca9df1c91c91aaf541ae49 Original-Change-Id: Ic9f2cda71d8a567f57e863409f0f3fb98ab68bcf Original-Signed-off-by: Duncan Laurie <dlaurie@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/245116 Original-Reviewed-by: Shawn N <shawnn@chromium.org> Reviewed-on: http://review.coreboot.org/9812 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/soc/intel/broadwell')
-rw-r--r--src/soc/intel/broadwell/igd.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/src/soc/intel/broadwell/igd.c b/src/soc/intel/broadwell/igd.c
index 4257ff3cf7..86da0a9cb2 100644
--- a/src/soc/intel/broadwell/igd.c
+++ b/src/soc/intel/broadwell/igd.c
@@ -30,6 +30,7 @@
#include <reg_script.h>
#include <drivers/intel/gma/i915_reg.h>
#include <soc/cpu.h>
+#include <soc/pm.h>
#include <soc/ramstage.h>
#include <soc/systemagent.h>
#include <soc/intel/broadwell/chip.h>
@@ -488,13 +489,15 @@ static void igd_init(struct device *dev)
return;
/* Wait for any configured pre-graphics delay */
+ if (acpi_slp_type != SLEEP_STATE_S3) {
#if IS_ENABLED(CONFIG_CHROMEOS)
- if (developer_mode_enabled() || recovery_mode_enabled() ||
- vboot_wants_oprom())
- mdelay(CONFIG_PRE_GRAPHICS_DELAY);
+ if (developer_mode_enabled() || recovery_mode_enabled() ||
+ vboot_wants_oprom())
+ mdelay(CONFIG_PRE_GRAPHICS_DELAY);
#else
- mdelay(CONFIG_PRE_GRAPHICS_DELAY);
+ mdelay(CONFIG_PRE_GRAPHICS_DELAY);
#endif
+ }
/* Early init steps */
if (is_broadwell) {