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authorRafał Miłecki <zajec5@gmail.com>2009-12-17 13:50:09 +0100
committerDave Airlie <airlied@redhat.com>2009-12-23 11:14:04 +1000
commit5ea597f3764880ab3a67fe2246218634a8c12778 (patch)
tree4c3db0bbd38ee4c005335b61cdf9026fff768f14 /drivers
parentc31ad97f1886a2ff0f3356dc31d50c57944365da (diff)
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drm/radeon/kms: enable memory clock reading on legacy (V2)
V2: detect IGP cards (which don't have own memory) Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Acked-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/radeon/radeon_asic.h7
-rw-r--r--drivers/gpu/drm/radeon/radeon_clocks.c2
-rw-r--r--drivers/gpu/drm/radeon/radeon_device.c6
3 files changed, 11 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index 636116bedcb..eb29217bbf1 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -33,6 +33,7 @@
*/
uint32_t radeon_legacy_get_engine_clock(struct radeon_device *rdev);
void radeon_legacy_set_engine_clock(struct radeon_device *rdev, uint32_t eng_clock);
+uint32_t radeon_legacy_get_memory_clock(struct radeon_device *rdev);
void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable);
uint32_t radeon_atom_get_engine_clock(struct radeon_device *rdev);
@@ -106,7 +107,7 @@ static struct radeon_asic r100_asic = {
.copy = &r100_copy_blit,
.get_engine_clock = &radeon_legacy_get_engine_clock,
.set_engine_clock = &radeon_legacy_set_engine_clock,
- .get_memory_clock = NULL,
+ .get_memory_clock = &radeon_legacy_get_memory_clock,
.set_memory_clock = NULL,
.set_pcie_lanes = NULL,
.set_clock_gating = &radeon_legacy_set_clock_gating,
@@ -166,7 +167,7 @@ static struct radeon_asic r300_asic = {
.copy = &r100_copy_blit,
.get_engine_clock = &radeon_legacy_get_engine_clock,
.set_engine_clock = &radeon_legacy_set_engine_clock,
- .get_memory_clock = NULL,
+ .get_memory_clock = &radeon_legacy_get_memory_clock,
.set_memory_clock = NULL,
.set_pcie_lanes = &rv370_set_pcie_lanes,
.set_clock_gating = &radeon_legacy_set_clock_gating,
@@ -259,7 +260,7 @@ static struct radeon_asic rs400_asic = {
.copy = &r100_copy_blit,
.get_engine_clock = &radeon_legacy_get_engine_clock,
.set_engine_clock = &radeon_legacy_set_engine_clock,
- .get_memory_clock = NULL,
+ .get_memory_clock = &radeon_legacy_get_memory_clock,
.set_memory_clock = NULL,
.set_pcie_lanes = NULL,
.set_clock_gating = &radeon_legacy_set_clock_gating,
diff --git a/drivers/gpu/drm/radeon/radeon_clocks.c b/drivers/gpu/drm/radeon/radeon_clocks.c
index b062109efbe..812f24dbc2a 100644
--- a/drivers/gpu/drm/radeon/radeon_clocks.c
+++ b/drivers/gpu/drm/radeon/radeon_clocks.c
@@ -62,7 +62,7 @@ uint32_t radeon_legacy_get_engine_clock(struct radeon_device *rdev)
}
/* 10 khz */
-static uint32_t radeon_legacy_get_memory_clock(struct radeon_device *rdev)
+uint32_t radeon_legacy_get_memory_clock(struct radeon_device *rdev)
{
struct radeon_pll *mpll = &rdev->clock.mpll;
uint32_t fb_div, ref_div, post_div, mclk;
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 99b95ca42a7..14df3ad64f9 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -391,6 +391,12 @@ int radeon_asic_init(struct radeon_device *rdev)
/* FIXME: not supported yet */
return -EINVAL;
}
+
+ if (rdev->flags & RADEON_IS_IGP) {
+ rdev->asic->get_memory_clock = NULL;
+ rdev->asic->set_memory_clock = NULL;
+ }
+
return 0;
}