iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/i915: Extract ilk_dpll_compute_fp()

Browse Source 
Let's not repeat ourselves so much and pull the entire
PCH DPLL FP register value calculation into its own
function.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240412182703.19916-7-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä 2024-04-12 21:26:51 +03:00
parent 3705cb818b
commit 897e85de17
1 changed files with 12 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
drivers/gpu/drm/i915/display/intel_dpll.c
View File

@ -1213,23 +1213,25 @@ static bool ilk_needs_fb_cb_tune(const struct dpll *dpll, int factor)
return dpll->m < factor * dpll->n;
}
static void ilk_update_pll_dividers(struct intel_crtc_state *crtc_state,
const struct dpll *clock,
const struct dpll *reduced_clock)
static u32 ilk_dpll_compute_fp(const struct dpll *clock, int factor)
{
int factor = ilk_fb_cb_factor(crtc_state);
u32 fp, fp2;
u32 fp;
fp = i9xx_dpll_compute_fp(clock);
if (ilk_needs_fb_cb_tune(clock, factor))
fp |= FP_CB_TUNE;
fp2 = i9xx_dpll_compute_fp(reduced_clock);
if (ilk_needs_fb_cb_tune(reduced_clock, factor))
fp2 |= FP_CB_TUNE;
return fp;
}
crtc_state->dpll_hw_state.fp0 = fp;
crtc_state->dpll_hw_state.fp1 = fp2;
static void ilk_update_pll_dividers(struct intel_crtc_state *crtc_state,
const struct dpll *clock,
const struct dpll *reduced_clock)
{
int factor = ilk_fb_cb_factor(crtc_state);
crtc_state->dpll_hw_state.fp0 = ilk_dpll_compute_fp(clock, factor);
crtc_state->dpll_hw_state.fp1 = ilk_dpll_compute_fp(reduced_clock, factor);
}
static void ilk_compute_dpll(struct intel_crtc_state *crtc_state,