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authorRodrigo Vivi <rodrigo.vivi@intel.com>2017-11-14 11:47:53 -0800
committerRodrigo Vivi <rodrigo.vivi@intel.com>2017-11-16 09:43:37 -0800
commitec2f343e720eca5ec7015b4d2b5fc2703604835e (patch)
tree133e28761b65eb4e2e1b225704e5751724847baf /drivers/gpu/drm/i915/intel_dpll_mgr.c
parent4fe95b042d9d36744f6848069a92759c10dd2a0e (diff)
drm/i915/cnl: Remove spurious central_freq.
"Display software must leave this field at the default value. It no longer needs to be configured as part of PLL programming." We respect this already and we are setting up the default one line below: "DPLL_CFGCR1_CENTRAL_FREQ". Also we don't touch anywhere else this central_freq for cnl. So let's remove from the final write. No functional change. Only a clean-up patch. Cc: Manasi Navare <manasi.d.navare@intel.com> Cc: Mika Kahola <mika.kahola@intel.com> Cc: James Ausmus <james.ausmus@intel.com> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: Manasi Navare <manasi.d.navare@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20171114194759.24541-2-rodrigo.vivi@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dpll_mgr.c')
-rw-r--r--drivers/gpu/drm/i915/intel_dpll_mgr.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c
index be74d4767c8a..61c684ac47af 100644
--- a/drivers/gpu/drm/i915/intel_dpll_mgr.c
+++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c
@@ -2265,7 +2265,6 @@ static bool cnl_ddi_hdmi_pll_dividers(struct intel_crtc *crtc,
DPLL_CFGCR1_QDIV_MODE(wrpll_params.qdiv_mode) |
DPLL_CFGCR1_KDIV(wrpll_params.kdiv) |
DPLL_CFGCR1_PDIV(wrpll_params.pdiv) |
- wrpll_params.central_freq |
DPLL_CFGCR1_CENTRAL_FREQ;
memset(&crtc_state->dpll_hw_state, 0,