diff options
| author | Suraj Kandpal <suraj.kandpal@intel.com> | 2024-12-03 14:17:02 +0530 |
|---|---|---|
| committer | Suraj Kandpal <suraj.kandpal@intel.com> | 2024-12-05 09:04:29 +0530 |
| commit | d4e8379ba2aabfa7c2697e32ed5ad3bad4a8e392 (patch) | |
| tree | 2c95864613db7457d9192a46e1af5409d01051d9 | |
| parent | 5105c803295e4c2004aad518713208fae42bfc33 (diff) | |
drm/i915/wm: Refactor dpkgc value prepration
Refactor the value getting prepped to be written into the PKG_C_LATENCY
register by ORing the REG_FIELD_PREP values instead of having val
getting operated on twice.
We dont need the clear and val variables to be initialized.
Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Reviewed-by: Mitul Golani <mitulkumar.ajitkumar.golani@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241203084706.2126189-2-suraj.kandpal@intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/display/skl_watermark.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index c40e0173a5bd..df961cb8d51f 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -2858,7 +2858,7 @@ static void skl_program_dpkgc_latency(struct drm_i915_private *i915, bool enable_dpkgc) { u32 max_latency = LNL_PKG_C_LATENCY_MASK; - u32 clear = 0, val = 0; + u32 clear, val; u32 added_wake_time = 0; if (DISPLAY_VER(i915) < 20) @@ -2872,9 +2872,9 @@ skl_program_dpkgc_latency(struct drm_i915_private *i915, bool enable_dpkgc) i915->display.sagv.block_time_us; } - clear |= LNL_ADDED_WAKE_TIME_MASK | LNL_PKG_C_LATENCY_MASK; - val |= REG_FIELD_PREP(LNL_PKG_C_LATENCY_MASK, max_latency); - val |= REG_FIELD_PREP(LNL_ADDED_WAKE_TIME_MASK, added_wake_time); + clear = LNL_ADDED_WAKE_TIME_MASK | LNL_PKG_C_LATENCY_MASK; + val = REG_FIELD_PREP(LNL_PKG_C_LATENCY_MASK, max_latency) | + REG_FIELD_PREP(LNL_ADDED_WAKE_TIME_MASK, added_wake_time); intel_uncore_rmw(&i915->uncore, LNL_PKG_C_LATENCY, clear, val); } |