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authorAlex Deucher <alexdeucher@gmail.com>2010-04-22 12:39:58 -0400
committerDave Airlie <airlied@redhat.com>2010-05-18 18:20:47 +1000
commitdef9ba9cf6a8266ee1ffd72556db002c3a2663db (patch)
tree4fff0f90b886dcfd96f11853cf4c605b2d3b759f /drivers/gpu/drm
parent1d42bbc8f7f9ce4d852692ef7aa336b133b0830a (diff)
drm/radeon/kms: add gui_idle callback
Check to see if the GUI engine and related blocks (2D, 3D, CP, etc) are idle or not. There are a number of cases when we need to know if the drawing engine is busy. Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/radeon/r100.c8
-rw-r--r--drivers/gpu/drm/radeon/r600.c8
-rw-r--r--drivers/gpu/drm/radeon/radeon.h2
-rw-r--r--drivers/gpu/drm/radeon/radeon_asic.c14
-rw-r--r--drivers/gpu/drm/radeon/radeon_asic.h2
5 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 9bdccb964999..e62116e222a0 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -67,6 +67,14 @@ MODULE_FIRMWARE(FIRMWARE_R520);
* r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280
*/
+bool r100_gui_idle(struct radeon_device *rdev)
+{
+ if (RREG32(RADEON_RBBM_STATUS) & RADEON_RBBM_ACTIVE)
+ return false;
+ else
+ return true;
+}
+
/* hpd for digital panel detect/disconnect */
bool r100_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
{
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 2ec423c3f3f8..1c85dcb168a1 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -92,6 +92,14 @@ void r600_gpu_init(struct radeon_device *rdev);
void r600_fini(struct radeon_device *rdev);
void r600_irq_disable(struct radeon_device *rdev);
+bool r600_gui_idle(struct radeon_device *rdev)
+{
+ if (RREG32(GRBM_STATUS) & GUI_ACTIVE)
+ return false;
+ else
+ return true;
+}
+
/* hpd for digital panel detect/disconnect */
bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
{
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index ab29d972a167..bb4a2a66f070 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -803,6 +803,7 @@ struct radeon_asic {
* through ring.
*/
void (*ioctl_wait_idle)(struct radeon_device *rdev, struct radeon_bo *bo);
+ bool (*gui_idle)(struct radeon_device *rdev);
};
/*
@@ -1209,6 +1210,7 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
#define radeon_hpd_fini(rdev) (rdev)->asic->hpd_fini((rdev))
#define radeon_hpd_sense(rdev, hpd) (rdev)->asic->hpd_sense((rdev), (hpd))
#define radeon_hpd_set_polarity(rdev, hpd) (rdev)->asic->hpd_set_polarity((rdev), (hpd))
+#define radeon_gui_idle(rdev) (rdev)->asic->gui_idle((rdev))
/* Common functions */
/* AGP */
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index f835333c1b69..42708462fd4b 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -165,6 +165,7 @@ static struct radeon_asic r100_asic = {
.hpd_sense = &r100_hpd_sense,
.hpd_set_polarity = &r100_hpd_set_polarity,
.ioctl_wait_idle = NULL,
+ .gui_idle = &r100_gui_idle,
};
static struct radeon_asic r200_asic = {
@@ -203,6 +204,7 @@ static struct radeon_asic r200_asic = {
.hpd_sense = &r100_hpd_sense,
.hpd_set_polarity = &r100_hpd_set_polarity,
.ioctl_wait_idle = NULL,
+ .gui_idle = &r100_gui_idle,
};
static struct radeon_asic r300_asic = {
@@ -242,6 +244,7 @@ static struct radeon_asic r300_asic = {
.hpd_sense = &r100_hpd_sense,
.hpd_set_polarity = &r100_hpd_set_polarity,
.ioctl_wait_idle = NULL,
+ .gui_idle = &r100_gui_idle,
};
static struct radeon_asic r300_asic_pcie = {
@@ -280,6 +283,7 @@ static struct radeon_asic r300_asic_pcie = {
.hpd_sense = &r100_hpd_sense,
.hpd_set_polarity = &r100_hpd_set_polarity,
.ioctl_wait_idle = NULL,
+ .gui_idle = &r100_gui_idle,
};
static struct radeon_asic r420_asic = {
@@ -319,6 +323,7 @@ static struct radeon_asic r420_asic = {
.hpd_sense = &r100_hpd_sense,
.hpd_set_polarity = &r100_hpd_set_polarity,
.ioctl_wait_idle = NULL,
+ .gui_idle = &r100_gui_idle,
};
static struct radeon_asic rs400_asic = {
@@ -358,6 +363,7 @@ static struct radeon_asic rs400_asic = {
.hpd_sense = &r100_hpd_sense,
.hpd_set_polarity = &r100_hpd_set_polarity,
.ioctl_wait_idle = NULL,
+ .gui_idle = &r100_gui_idle,
};
static struct radeon_asic rs600_asic = {
@@ -397,6 +403,7 @@ static struct radeon_asic rs600_asic = {
.hpd_sense = &rs600_hpd_sense,
.hpd_set_polarity = &rs600_hpd_set_polarity,
.ioctl_wait_idle = NULL,
+ .gui_idle = &r100_gui_idle,
};
static struct radeon_asic rs690_asic = {
@@ -436,6 +443,7 @@ static struct radeon_asic rs690_asic = {
.hpd_sense = &rs600_hpd_sense,
.hpd_set_polarity = &rs600_hpd_set_polarity,
.ioctl_wait_idle = NULL,
+ .gui_idle = &r100_gui_idle,
};
static struct radeon_asic rv515_asic = {
@@ -475,6 +483,7 @@ static struct radeon_asic rv515_asic = {
.hpd_sense = &rs600_hpd_sense,
.hpd_set_polarity = &rs600_hpd_set_polarity,
.ioctl_wait_idle = NULL,
+ .gui_idle = &r100_gui_idle,
};
static struct radeon_asic r520_asic = {
@@ -514,6 +523,7 @@ static struct radeon_asic r520_asic = {
.hpd_sense = &rs600_hpd_sense,
.hpd_set_polarity = &rs600_hpd_set_polarity,
.ioctl_wait_idle = NULL,
+ .gui_idle = &r100_gui_idle,
};
static struct radeon_asic r600_asic = {
@@ -552,6 +562,7 @@ static struct radeon_asic r600_asic = {
.hpd_sense = &r600_hpd_sense,
.hpd_set_polarity = &r600_hpd_set_polarity,
.ioctl_wait_idle = r600_ioctl_wait_idle,
+ .gui_idle = &r600_gui_idle,
};
static struct radeon_asic rs780_asic = {
@@ -590,6 +601,7 @@ static struct radeon_asic rs780_asic = {
.hpd_sense = &r600_hpd_sense,
.hpd_set_polarity = &r600_hpd_set_polarity,
.ioctl_wait_idle = r600_ioctl_wait_idle,
+ .gui_idle = &r600_gui_idle,
};
static struct radeon_asic rv770_asic = {
@@ -628,6 +640,7 @@ static struct radeon_asic rv770_asic = {
.hpd_sense = &r600_hpd_sense,
.hpd_set_polarity = &r600_hpd_set_polarity,
.ioctl_wait_idle = r600_ioctl_wait_idle,
+ .gui_idle = &r600_gui_idle,
};
static struct radeon_asic evergreen_asic = {
@@ -664,6 +677,7 @@ static struct radeon_asic evergreen_asic = {
.hpd_fini = &evergreen_hpd_fini,
.hpd_sense = &evergreen_hpd_sense,
.hpd_set_polarity = &evergreen_hpd_set_polarity,
+ .gui_idle = &r600_gui_idle,
};
int radeon_asic_init(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index ef2c7ba1bdc9..c74bf9bd26c2 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -126,6 +126,7 @@ int r100_cs_packet_parse(struct radeon_cs_parser *p,
void r100_enable_bm(struct radeon_device *rdev);
void r100_set_common_regs(struct radeon_device *rdev);
void r100_bm_disable(struct radeon_device *rdev);
+extern bool r100_gui_idle(struct radeon_device *rdev);
/*
* r200,rv250,rs300,rv280
*/
@@ -269,6 +270,7 @@ bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd);
void r600_hpd_set_polarity(struct radeon_device *rdev,
enum radeon_hpd_id hpd);
extern void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo);
+extern bool r600_gui_idle(struct radeon_device *rdev);
/*
* rv770,rv730,rv710,rv740