On Tue, Sep 19, 2017 at 11:11:44PM +0530, Sagar Arun Kamble wrote:
> 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.
>
> Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Imre Deak <imre.deak@xxxxxxxxx>
> Signed-off-by: Sagar Arun Kamble <sagar.a.kamble@xxxxxxxxx>
Reviewed-by: Ewelina Musial <ewelina.musial@xxxxxxxxx>
- Ewelina
> ---
> 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 6cc1162..a6dbad3 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -2486,7 +2486,7 @@ 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 f7db720..0cf04eb 100644
> --- a/drivers/gpu/drm/i915/intel_drv.h
> +++ b/drivers/gpu/drm/i915/intel_drv.h
> @@ -1900,7 +1900,7 @@ 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.enable_rc6;
> }
> diff --git a/drivers/gpu/drm/i915/intel_guc.c b/drivers/gpu/drm/i915/intel_guc.c
> index c731cff..f4dc708 100644
> --- a/drivers/gpu/drm/i915/intel_guc.c
> +++ b/drivers/gpu/drm/i915/intel_guc.c
> @@ -128,7 +128,8 @@ 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 b89677a..b83751e 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -6606,7 +6606,7 @@ 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 */
> @@ -6655,7 +6655,7 @@ static void gen8_enable_rc6(struct drm_i915_private *dev_priv)
> I915_WRITE(GEN6_RC6_THRESHOLD, 50000); /* 50/125ms per EI */
>
> /* 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);
> I915_WRITE(GEN6_RC_CONTROL, GEN6_RC_CTL_HW_ENABLE |
> @@ -6749,7 +6749,7 @@ 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;
>
> @@ -7251,7 +7251,7 @@ 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);
> @@ -9418,7 +9418,7 @@ 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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