drm/i915/psr: remove unused lines_to_wait vbt info

The lines_to_wait info from VBT is never used. Remove.

Cc: José Roberto de Souza <jose.souza@intel.com>
Cc: Jouni Högander <jouni.hogander@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220112112715.1234366-1-jani.nikula@intel.com

diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index c7a8d51..262406c 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -905,26 +905,6 @@ parse_psr(struct drm_i915_private *i915, const struct bdb_header *bdb)
        i915->vbt.psr.idle_frames = psr_table->idle_frames < 0 ? 0 :
                psr_table->idle_frames > 15 ? 15 : psr_table->idle_frames;
 
-       switch (psr_table->lines_to_wait) {
-       case 0:
-               i915->vbt.psr.lines_to_wait = PSR_0_LINES_TO_WAIT;
-               break;
-       case 1:
-               i915->vbt.psr.lines_to_wait = PSR_1_LINE_TO_WAIT;
-               break;
-       case 2:
-               i915->vbt.psr.lines_to_wait = PSR_4_LINES_TO_WAIT;
-               break;
-       case 3:
-               i915->vbt.psr.lines_to_wait = PSR_8_LINES_TO_WAIT;
-               break;
-       default:
-               drm_dbg_kms(&i915->drm,
-                           "VBT has unknown PSR lines to wait %u\n",
-                           psr_table->lines_to_wait);
-               break;
-       }
-
        /*
         * New psr options 0=500us, 1=100us, 2=2500us, 3=0us
         * Old decimal value is wake up time in multiples of 100 us.

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index b102457..290dfd4 100644 (file)
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -516,13 +516,6 @@ i915_fence_timeout(const struct drm_i915_private *i915)
 /* Amount of PSF GV points, BSpec precisely defines this */
 #define I915_NUM_PSF_GV_POINTS 3
 
-enum psr_lines_to_wait {
-       PSR_0_LINES_TO_WAIT = 0,
-       PSR_1_LINE_TO_WAIT,
-       PSR_4_LINES_TO_WAIT,
-       PSR_8_LINES_TO_WAIT
-};
-
 struct intel_vbt_data {
        /* bdb version */
        u16 version;
@@ -562,7 +555,6 @@ struct intel_vbt_data {
                bool full_link;
                bool require_aux_wakeup;
                int idle_frames;
-               enum psr_lines_to_wait lines_to_wait;
                int tp1_wakeup_time_us;
                int tp2_tp3_wakeup_time_us;
                int psr2_tp2_tp3_wakeup_time_us;