From f4998963f2fbd4a22ae77624bc810b21208a8803 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 10 Mar 2015 17:02:21 +0200 Subject: [PATCH] drm/i915: Use FW_WM() macro for older gmch platforms too MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Use the FW_WM() macro from the VLV wm code to polish up the wm code for older gmch platforms. Cc: Daniel Vetter Signed-off-by: Ville Syrjälä Reviewed-by: Jesse Barnes Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_reg.h | 4 ++-- drivers/gpu/drm/i915/intel_pm.c | 42 +++++++++++++++++---------------- 2 files changed, 24 insertions(+), 22 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 8ff039d0f546..793ed6364383 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4121,8 +4121,8 @@ enum skl_disp_power_wells { #define DSPFW_SPRITEB_MASK_VLV (0xff<<16) /* vlv/chv */ #define DSPFW_CURSORA_SHIFT 8 #define DSPFW_CURSORA_MASK (0x3f<<8) -#define DSPFW_PLANEC_SHIFT_OLD 0 -#define DSPFW_PLANEC_MASK_OLD (0x7f<<0) /* pre-gen4 sprite C */ +#define DSPFW_PLANEC_OLD_SHIFT 0 +#define DSPFW_PLANEC_OLD_MASK (0x7f<<0) /* pre-gen4 sprite C */ #define DSPFW_SPRITEA_SHIFT 0 #define DSPFW_SPRITEA_MASK (0x7f<<0) /* g4x */ #define DSPFW_SPRITEA_MASK_VLV (0xff<<0) /* vlv/chv */ diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index ac7777217440..bb359905d805 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -301,6 +301,9 @@ static void chv_set_memory_pm5(struct drm_i915_private *dev_priv, bool enable) mutex_unlock(&dev_priv->rps.hw_lock); } +#define FW_WM(value, plane) \ + (((value) << DSPFW_ ## plane ## _SHIFT) & DSPFW_ ## plane ## _MASK) + void intel_set_memory_cxsr(struct drm_i915_private *dev_priv, bool enable) { struct drm_device *dev = dev_priv->dev; @@ -661,7 +664,7 @@ static void pineview_update_wm(struct drm_crtc *unused_crtc) pixel_size, latency->display_sr); reg = I915_READ(DSPFW1); reg &= ~DSPFW_SR_MASK; - reg |= wm << DSPFW_SR_SHIFT; + reg |= FW_WM(wm, SR); I915_WRITE(DSPFW1, reg); DRM_DEBUG_KMS("DSPFW1 register is %x\n", reg); @@ -671,7 +674,7 @@ static void pineview_update_wm(struct drm_crtc *unused_crtc) pixel_size, latency->cursor_sr); reg = I915_READ(DSPFW3); reg &= ~DSPFW_CURSOR_SR_MASK; - reg |= (wm & 0x3f) << DSPFW_CURSOR_SR_SHIFT; + reg |= FW_WM(wm, CURSOR_SR); I915_WRITE(DSPFW3, reg); /* Display HPLL off SR */ @@ -680,7 +683,7 @@ static void pineview_update_wm(struct drm_crtc *unused_crtc) pixel_size, latency->display_hpll_disable); reg = I915_READ(DSPFW3); reg &= ~DSPFW_HPLL_SR_MASK; - reg |= wm & DSPFW_HPLL_SR_MASK; + reg |= FW_WM(wm, HPLL_SR); I915_WRITE(DSPFW3, reg); /* cursor HPLL off SR */ @@ -689,7 +692,7 @@ static void pineview_update_wm(struct drm_crtc *unused_crtc) pixel_size, latency->cursor_hpll_disable); reg = I915_READ(DSPFW3); reg &= ~DSPFW_HPLL_CURSOR_MASK; - reg |= (wm & 0x3f) << DSPFW_HPLL_CURSOR_SHIFT; + reg |= FW_WM(wm, HPLL_CURSOR); I915_WRITE(DSPFW3, reg); DRM_DEBUG_KMS("DSPFW3 register is %x\n", reg); @@ -835,8 +838,6 @@ static bool g4x_compute_srwm(struct drm_device *dev, display, cursor); } -#define FW_WM(value, plane) \ - (((value) << DSPFW_ ## plane ## _SHIFT) & DSPFW_ ## plane ## _MASK) #define FW_WM_VLV(value, plane) \ (((value) << DSPFW_ ## plane ## _SHIFT) & DSPFW_ ## plane ## _MASK_VLV) @@ -904,7 +905,6 @@ static void vlv_write_wm_values(struct intel_crtc *crtc, dev_priv->wm.vlv = *wm; } -#undef FW_WM #undef FW_WM_VLV static uint8_t vlv_compute_drain_latency(struct drm_crtc *crtc, @@ -1163,17 +1163,17 @@ static void g4x_update_wm(struct drm_crtc *crtc) plane_sr, cursor_sr); I915_WRITE(DSPFW1, - (plane_sr << DSPFW_SR_SHIFT) | - (cursorb_wm << DSPFW_CURSORB_SHIFT) | - (planeb_wm << DSPFW_PLANEB_SHIFT) | - (planea_wm << DSPFW_PLANEA_SHIFT)); + FW_WM(plane_sr, SR) | + FW_WM(cursorb_wm, CURSORB) | + FW_WM(planeb_wm, PLANEB) | + FW_WM(planea_wm, PLANEA)); I915_WRITE(DSPFW2, (I915_READ(DSPFW2) & ~DSPFW_CURSORA_MASK) | - (cursora_wm << DSPFW_CURSORA_SHIFT)); + FW_WM(cursora_wm, CURSORA)); /* HPLL off in SR has some issues on G4x... disable it */ I915_WRITE(DSPFW3, (I915_READ(DSPFW3) & ~(DSPFW_HPLL_SR_EN | DSPFW_CURSOR_SR_MASK)) | - (cursor_sr << DSPFW_CURSOR_SR_SHIFT)); + FW_WM(cursor_sr, CURSOR_SR)); if (cxsr_enabled) intel_set_memory_cxsr(dev_priv, true); @@ -1239,19 +1239,21 @@ static void i965_update_wm(struct drm_crtc *unused_crtc) srwm); /* 965 has limitations... */ - I915_WRITE(DSPFW1, (srwm << DSPFW_SR_SHIFT) | - (8 << DSPFW_CURSORB_SHIFT) | - (8 << DSPFW_PLANEB_SHIFT) | - (8 << DSPFW_PLANEA_SHIFT)); - I915_WRITE(DSPFW2, (8 << DSPFW_CURSORA_SHIFT) | - (8 << DSPFW_PLANEC_SHIFT_OLD)); + I915_WRITE(DSPFW1, FW_WM(srwm, SR) | + FW_WM(8, CURSORB) | + FW_WM(8, PLANEB) | + FW_WM(8, PLANEA)); + I915_WRITE(DSPFW2, FW_WM(8, CURSORA) | + FW_WM(8, PLANEC_OLD)); /* update cursor SR watermark */ - I915_WRITE(DSPFW3, (cursor_sr << DSPFW_CURSOR_SR_SHIFT)); + I915_WRITE(DSPFW3, FW_WM(cursor_sr, CURSOR_SR)); if (cxsr_enabled) intel_set_memory_cxsr(dev_priv, true); } +#undef FW_WM + static void i9xx_update_wm(struct drm_crtc *unused_crtc) { struct drm_device *dev = unused_crtc->dev; -- 2.20.1