On Wed, 07 Jul 2021, Matt Roper <matthew.d.ro...@intel.com> wrote:
> The 'has_cdclk_crawl' field in our device info structure is a boolean
> flag and doesn't need a whole u8. Add it as another 1-bit feature flag
> and move it to the display section. While we're at it, replace the
> has_cdclk_crawl() function with a macro for consistency with our
> handling of other feature flags.
>
> Cc: Stanislav Lisovskiy <stanislav.lisovs...@intel.com>
> Signed-off-by: Matt Roper <matthew.d.ro...@intel.com>
Thanks for fixing this.
Reviewed-by: Jani Nikula <jani.nik...@intel.com>
> ---
> drivers/gpu/drm/i915/display/intel_cdclk.c | 9 ++-------
> drivers/gpu/drm/i915/i915_drv.h | 1 +
> drivers/gpu/drm/i915/i915_pci.c | 2 +-
> drivers/gpu/drm/i915/intel_device_info.h | 3 +--
> 4 files changed, 5 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c
> b/drivers/gpu/drm/i915/display/intel_cdclk.c
> index 613ffcc68eba..df2d8ce4a12f 100644
> --- a/drivers/gpu/drm/i915/display/intel_cdclk.c
> +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
> @@ -1548,11 +1548,6 @@ static void cnl_cdclk_pll_enable(struct
> drm_i915_private *dev_priv, int vco)
> dev_priv->cdclk.hw.vco = vco;
> }
>
> -static bool has_cdclk_crawl(struct drm_i915_private *i915)
> -{
> - return INTEL_INFO(i915)->has_cdclk_crawl;
> -}
> -
> static void adlp_cdclk_pll_crawl(struct drm_i915_private *dev_priv, int vco)
> {
> int ratio = DIV_ROUND_CLOSEST(vco, dev_priv->cdclk.hw.ref);
> @@ -1649,7 +1644,7 @@ static void bxt_set_cdclk(struct drm_i915_private
> *dev_priv,
> return;
> }
>
> - if (has_cdclk_crawl(dev_priv) && dev_priv->cdclk.hw.vco > 0 && vco > 0)
> {
> + if (HAS_CDCLK_CRAWL(dev_priv) && dev_priv->cdclk.hw.vco > 0 && vco > 0)
> {
> if (dev_priv->cdclk.hw.vco != vco)
> adlp_cdclk_pll_crawl(dev_priv, vco);
> } else if (DISPLAY_VER(dev_priv) >= 11 || IS_CANNONLAKE(dev_priv)) {
> @@ -1857,7 +1852,7 @@ static bool intel_cdclk_can_crawl(struct
> drm_i915_private *dev_priv,
> {
> int a_div, b_div;
>
> - if (!has_cdclk_crawl(dev_priv))
> + if (!HAS_CDCLK_CRAWL(dev_priv))
> return false;
>
> /*
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 6dff4ca01241..30129ca4049a 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1647,6 +1647,7 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
>
> #define HAS_DP_MST(dev_priv) (INTEL_INFO(dev_priv)->display.has_dp_mst)
>
> +#define HAS_CDCLK_CRAWL(dev_priv)
> (INTEL_INFO(dev_priv)->display.has_cdclk_crawl)
> #define HAS_DDI(dev_priv) (INTEL_INFO(dev_priv)->display.has_ddi)
> #define HAS_FPGA_DBG_UNCLAIMED(dev_priv)
> (INTEL_INFO(dev_priv)->display.has_fpga_dbg)
> #define HAS_PSR(dev_priv) (INTEL_INFO(dev_priv)->display.has_psr)
> diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
> index a7bfdd827bc8..b2deb039f954 100644
> --- a/drivers/gpu/drm/i915/i915_pci.c
> +++ b/drivers/gpu/drm/i915/i915_pci.c
> @@ -984,8 +984,8 @@ static const struct intel_device_info adl_p_info = {
> GEN12_FEATURES,
> XE_LPD_FEATURES,
> PLATFORM(INTEL_ALDERLAKE_P),
> - .has_cdclk_crawl = 1,
> .require_force_probe = 1,
> + .display.has_cdclk_crawl = 1,
> .display.has_modular_fia = 1,
> .display.has_psr_hw_tracking = 0,
> .platform_engine_mask =
> diff --git a/drivers/gpu/drm/i915/intel_device_info.h
> b/drivers/gpu/drm/i915/intel_device_info.h
> index b326aff65cd6..3582253ee05b 100644
> --- a/drivers/gpu/drm/i915/intel_device_info.h
> +++ b/drivers/gpu/drm/i915/intel_device_info.h
> @@ -141,6 +141,7 @@ enum intel_ppgtt_type {
> #define DEV_INFO_DISPLAY_FOR_EACH_FLAG(func) \
> /* Keep in alphabetical order */ \
> func(cursor_needs_physical); \
> + func(has_cdclk_crawl); \
> func(has_dmc); \
> func(has_ddi); \
> func(has_dp_mst); \
> @@ -185,8 +186,6 @@ struct intel_device_info {
>
> u8 abox_mask;
>
> - u8 has_cdclk_crawl; /* does support CDCLK crawling */
> -
> #define DEFINE_FLAG(name) u8 name:1
> DEV_INFO_FOR_EACH_FLAG(DEFINE_FLAG);
> #undef DEFINE_FLAG
--
Jani Nikula, Intel Open Source Graphics Center
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