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drm/i915: add vlv_clock_get_hrawclk()

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Add vlv_clock_get_hrawclk() helper to hide the details from the callers.

Reviewed-by: Michał Grzelak <michal.grzelak@intel.com>
Acked-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://lore.kernel.org/r/ad3c3d0baf16eb0ef3a0ac3edfbab327c564e743.1757688216.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Jani Nikula 2025-09-12 17:48:44 +03:00
parent 8c2833ff1d
commit 9c2f799255
3 changed files with 8 additions and 8 deletions
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9
drivers/gpu/drm/i915/display/intel_cdclk.c
View File

@ -3561,13 +3561,6 @@ static int pch_rawclk(struct intel_display *display)
return (intel_de_read(display, PCH_RAWCLK_FREQ) & RAWCLK_FREQ_MASK) * 1000;
}
static int vlv_hrawclk(struct intel_display *display)
{
/* RAWCLK_FREQ_VLV register updated from power well code */
return vlv_get_cck_clock_hpll(display->drm, "hrawclk",
CCK_DISPLAY_REF_CLOCK_CONTROL);
}
static int i9xx_hrawclk(struct intel_display *display)
{
struct drm_i915_private *i915 = to_i915(display->drm);
@ -3601,7 +3594,7 @@ u32 intel_read_rawclk(struct intel_display *display)
else if (HAS_PCH_SPLIT(display))
freq = pch_rawclk(display);
else if (display->platform.valleyview || display->platform.cherryview)
freq = vlv_hrawclk(display);
freq = vlv_clock_get_hrawclk(display->drm);
else if (DISPLAY_VER(display) >= 3)
freq = i9xx_hrawclk(display);
else

6
drivers/gpu/drm/i915/display/intel_display.c
View File

@ -190,6 +190,12 @@ int vlv_get_cck_clock_hpll(struct drm_device *drm,
return hpll;
}
int vlv_clock_get_hrawclk(struct drm_device *drm)
{
/* RAWCLK_FREQ_VLV register updated from power well code */
return vlv_get_cck_clock_hpll(drm, "hrawclk", CCK_DISPLAY_REF_CLOCK_CONTROL);
}
int vlv_clock_get_czclk(struct drm_device *drm)
{
struct drm_i915_private *i915 = to_i915(drm);

1
drivers/gpu/drm/i915/display/intel_display.h
View File

@ -440,6 +440,7 @@ int vlv_get_cck_clock(struct drm_device *drm,
const char *name, u32 reg, int ref_freq);
int vlv_get_cck_clock_hpll(struct drm_device *drm,
const char *name, u32 reg);
int vlv_clock_get_hrawclk(struct drm_device *drm);
int vlv_clock_get_czclk(struct drm_device *drm);
int vlv_clock_get_gpll(struct drm_device *drm);
bool intel_has_pending_fb_unpin(struct intel_display *display);