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path: root/drivers/gpu/drm/i915/display/skl_watermark.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/skl_watermark.c')
-rw-r--r--drivers/gpu/drm/i915/display/skl_watermark.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c
index 8080f777910a..2c2371574d6f 100644
--- a/drivers/gpu/drm/i915/display/skl_watermark.c
+++ b/drivers/gpu/drm/i915/display/skl_watermark.c
@@ -7,6 +7,8 @@
#include <drm/drm_blend.h>
+#include "soc/intel_dram.h"
+
#include "i915_drv.h"
#include "i915_reg.h"
#include "i9xx_wm.h"
@@ -19,6 +21,7 @@
#include "intel_de.h"
#include "intel_display.h"
#include "intel_display_power.h"
+#include "intel_display_regs.h"
#include "intel_display_rpm.h"
#include "intel_display_types.h"
#include "intel_fb.h"
@@ -3184,8 +3187,6 @@ void skl_watermark_ipc_update(struct intel_display *display)
static bool skl_watermark_ipc_can_enable(struct intel_display *display)
{
- struct drm_i915_private *i915 = to_i915(display->drm);
-
/* Display WA #0477 WaDisableIPC: skl */
if (display->platform.skylake)
return false;
@@ -3193,8 +3194,11 @@ static bool skl_watermark_ipc_can_enable(struct intel_display *display)
/* Display WA #1141: SKL:all KBL:all CFL */
if (display->platform.kabylake ||
display->platform.coffeelake ||
- display->platform.cometlake)
- return i915->dram_info.symmetric_memory;
+ display->platform.cometlake) {
+ const struct dram_info *dram_info = intel_dram_info(display->drm);
+
+ return dram_info->symmetric_memory;
+ }
return true;
}
@@ -3213,8 +3217,7 @@ static void
adjust_wm_latency(struct intel_display *display,
u16 wm[], int num_levels, int read_latency)
{
- struct drm_i915_private *i915 = to_i915(display->drm);
- bool wm_lv_0_adjust_needed = i915->dram_info.wm_lv_0_adjust_needed;
+ const struct dram_info *dram_info = intel_dram_info(display->drm);
int i, level;
/*
@@ -3250,7 +3253,7 @@ adjust_wm_latency(struct intel_display *display,
* any underrun. If not able to get Dimm info assume 16GB dimm
* to avoid any underrun.
*/
- if (wm_lv_0_adjust_needed)
+ if (!display->platform.dg2 && dram_info->wm_lv_0_adjust_needed)
wm[0] += 1;
}