This function gives the status of RC6, whether disabled or if
enabled then which state. intel_enable_rc6 will be used for
enabling RC6 in the next patch.
v2: Rebase.
Signed-off-by: Sagar Arun Kamble <sagar.a.kam...@intel.com>
Cc: Chris Wilson <ch...@chris-wilson.co.uk>
Cc: Imre Deak <imre.d...@intel.com>
Cc: Joonas Lahtinen <joonas.lahti...@linux.intel.com>
Reviewed-by: Radoslaw Szwichtenberg <radoslaw.szwichtenb...@intel.com>
Reviewed-by: Ewelina Musial <ewelina.mus...@intel.com>
Reviewed-by: Chris Wilson <ch...@chris-wilson.co.uk>
---
drivers/gpu/drm/i915/i915_drv.c | 2 +-
drivers/gpu/drm/i915/i915_sysfs.c | 2 +-
drivers/gpu/drm/i915/intel_drv.h | 2 +-
drivers/gpu/drm/i915/intel_guc.c | 3 ++-
drivers/gpu/drm/i915/intel_pm.c | 12 ++++++------
5 files changed, 11 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index a6af7d5..470807c 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -2502,7 +2502,7 @@ static int intel_runtime_suspend(struct device *kdev)
struct drm_i915_private *dev_priv = to_i915(dev);
int ret;
- if (WARN_ON_ONCE(!(dev_priv->pm.rps.enabled && intel_enable_rc6())))
+ if (WARN_ON_ONCE(!(dev_priv->pm.rps.enabled && intel_rc6_enabled())))
return -ENODEV;
if (WARN_ON_ONCE(!HAS_RUNTIME_PM(dev_priv)))
diff --git a/drivers/gpu/drm/i915/i915_sysfs.c
b/drivers/gpu/drm/i915/i915_sysfs.c
index c16e907..8add849 100644
--- a/drivers/gpu/drm/i915/i915_sysfs.c
+++ b/drivers/gpu/drm/i915/i915_sysfs.c
@@ -49,7 +49,7 @@ static u32 calc_residency(struct drm_i915_private *dev_priv,
static ssize_t
show_rc6_mask(struct device *kdev, struct device_attribute *attr, char *buf)
{
- return snprintf(buf, PAGE_SIZE, "%x\n", intel_enable_rc6());
+ return snprintf(buf, PAGE_SIZE, "%x\n", intel_rc6_enabled());
}
static ssize_t
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index c28e690..02fb641 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1902,7 +1902,7 @@ int skl_check_pipe_max_pixel_rate(struct intel_crtc
*intel_crtc,
struct intel_crtc_state *cstate);
void intel_init_ipc(struct drm_i915_private *dev_priv);
void intel_enable_ipc(struct drm_i915_private *dev_priv);
-static inline int intel_enable_rc6(void)
+static inline int intel_rc6_enabled(void)
{
return i915_modparams.enable_rc6;
}
diff --git a/drivers/gpu/drm/i915/intel_guc.c b/drivers/gpu/drm/i915/intel_guc.c
index bbe4c32..9e18c4f 100644
--- a/drivers/gpu/drm/i915/intel_guc.c
+++ b/drivers/gpu/drm/i915/intel_guc.c
@@ -137,7 +137,8 @@ int intel_guc_sample_forcewake(struct intel_guc *guc)
action[0] = INTEL_GUC_ACTION_SAMPLE_FORCEWAKE;
/* WaRsDisableCoarsePowerGating:skl,bxt */
- if (!intel_enable_rc6() || NEEDS_WaRsDisableCoarsePowerGating(dev_priv))
+ if (!intel_rc6_enabled() ||
+ NEEDS_WaRsDisableCoarsePowerGating(dev_priv))
action[1] = 0;
else
/* bit 0 and 1 are for Render and Media domain separately */
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index bf3349e..f7c1d5e 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -6612,7 +6612,7 @@ static void gen9_enable_rc6(struct drm_i915_private
*dev_priv)
I915_WRITE(GEN9_RENDER_PG_IDLE_HYSTERESIS, 25);
/* 3a: Enable RC6 */
- if (intel_enable_rc6() & INTEL_RC6_ENABLE)
+ if (intel_rc6_enabled() & INTEL_RC6_ENABLE)
rc6_mask = GEN6_RC_CTL_RC6_ENABLE;
DRM_INFO("RC6 %s\n", onoff(rc6_mask & GEN6_RC_CTL_RC6_ENABLE));
I915_WRITE(GEN6_RC6_THRESHOLD, 37500); /* 37.5/125ms per EI */
@@ -6658,7 +6658,7 @@ static void gen8_enable_rc6(struct drm_i915_private
*dev_priv)
I915_WRITE(GEN6_RC6_THRESHOLD, 625); /* 800us/1.28 for TO */
/* 3: Enable RC6 */
- if (intel_enable_rc6() & INTEL_RC6_ENABLE)
+ if (intel_rc6_enabled() & INTEL_RC6_ENABLE)
rc6_mask = GEN6_RC_CTL_RC6_ENABLE;
intel_print_rc6_info(dev_priv, rc6_mask);
@@ -6751,7 +6751,7 @@ static void gen6_enable_rc6(struct drm_i915_private
*dev_priv)
I915_WRITE(GEN6_RC6pp_THRESHOLD, 64000); /* unused */
/* Check if we are enabling RC6 */
- rc6_mode = intel_enable_rc6();
+ rc6_mode = intel_rc6_enabled();
if (rc6_mode & INTEL_RC6_ENABLE)
rc6_mask |= GEN6_RC_CTL_RC6_ENABLE;
@@ -7253,7 +7253,7 @@ static void cherryview_enable_rc6(struct drm_i915_private
*dev_priv)
pcbr = I915_READ(VLV_PCBR);
/* 3: Enable RC6 */
- if ((intel_enable_rc6() & INTEL_RC6_ENABLE) &&
+ if ((intel_rc6_enabled() & INTEL_RC6_ENABLE) &&
(pcbr >> VLV_PCBR_ADDR_SHIFT))
rc6_mode = GEN7_RC_CTL_TO_MODE;
@@ -7345,7 +7345,7 @@ static void valleyview_enable_rc6(struct drm_i915_private
*dev_priv)
VLV_MEDIA_RC6_COUNT_EN |
VLV_RENDER_RC6_COUNT_EN));
- if (intel_enable_rc6() & INTEL_RC6_ENABLE)
+ if (intel_rc6_enabled() & INTEL_RC6_ENABLE)
rc6_mode = GEN7_RC_CTL_TO_MODE | VLV_RC_CTL_CTX_RST_PARALLEL;
intel_print_rc6_info(dev_priv, rc6_mode);
@@ -9417,7 +9417,7 @@ u64 intel_rc6_residency_us(struct drm_i915_private
*dev_priv,
{
u64 time_hw, units, div;
- if (!intel_enable_rc6())
+ if (!intel_rc6_enabled())
return 0;
intel_runtime_pm_get(dev_priv);
--
1.9.1
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