diff options
author | Patrick Rudolph <siro@das-labor.org> | 2017-05-20 11:49:22 +0200 |
---|---|---|
committer | Nico Huber <nico.h@gmx.de> | 2017-06-15 12:14:38 +0200 |
commit | 9aca643ccb69db959906c5c233df9cd1807f5cf0 (patch) | |
tree | 7ceb943e5cff3f7e87a04ddb9bdc12f4a547d572 /src/northbridge/intel/haswell/gma.c | |
parent | ee14ccca7a94ba2b14ed032baa6d1ab5dc8b92e9 (diff) |
nb/intel/haswell/gma: Use common init_igd_opregion method
Use common init_igd_opregion method and remove duplicated code in
acpi.c.
Change-Id: I811e8bd2be68813321dc4581af02e1c21b0da076
Signed-off-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-on: https://review.coreboot.org/19910
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'src/northbridge/intel/haswell/gma.c')
-rw-r--r-- | src/northbridge/intel/haswell/gma.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/src/northbridge/intel/haswell/gma.c b/src/northbridge/intel/haswell/gma.c index 172aa7ed0d..fa4dec91e2 100644 --- a/src/northbridge/intel/haswell/gma.c +++ b/src/northbridge/intel/haswell/gma.c @@ -23,6 +23,7 @@ #include <drivers/intel/gma/i915_reg.h> #include <drivers/intel/gma/i915.h> #include <cpu/intel/haswell/haswell.h> +#include <northbridge/intel/common/gma_opregion.h> #include <stdlib.h> #include <string.h> @@ -493,6 +494,20 @@ static void gma_ssdt(device_t device) drivers_intel_gma_displays_ssdt_generate(gfx); } +/* Enable SCI to ACPI _GPE._L06 */ +static void gma_enable_swsci(void) +{ + u16 reg16; + + /* clear DMISCI status */ + reg16 = inw(get_pmbase() + TCO1_STS); + reg16 &= DMISCI_STS; + outw(get_pmbase() + TCO1_STS, reg16); + + /* clear and enable ACPI TCO SCI */ + enable_tco_sci(); +} + static unsigned long gma_write_acpi_tables(struct device *const dev, unsigned long current, @@ -500,11 +515,13 @@ gma_write_acpi_tables(struct device *const dev, { igd_opregion_t *opregion = (igd_opregion_t *)current; - if (init_igd_opregion(opregion)) + if (init_igd_opregion(opregion) != CB_SUCCESS) return current; current += sizeof(igd_opregion_t); + gma_enable_swsci(); + current = acpi_align_current(current); return current; } |