[PATCH 12/30] drm/gma500/cdv: Convert to gma_crtc_dpms()
Patrik Jakobsson
patrik.r.jakobsson at gmail.com
Tue Jul 16 12:33:45 PDT 2013
Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson at gmail.com>
---
drivers/gpu/drm/gma500/cdv_intel_display.c | 137 +----------------------------
drivers/gpu/drm/gma500/gma_display.c | 4 -
drivers/gpu/drm/gma500/gma_display.h | 5 ++
3 files changed, 8 insertions(+), 138 deletions(-)
diff --git a/drivers/gpu/drm/gma500/cdv_intel_display.c b/drivers/gpu/drm/gma500/cdv_intel_display.c
index 9eee57b..1160175 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_display.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_display.c
@@ -512,7 +512,7 @@ static bool is_pipeb_lvds(struct drm_device *dev, struct drm_crtc *crtc)
return false;
}
-static void cdv_intel_disable_self_refresh (struct drm_device *dev)
+void cdv_intel_disable_self_refresh(struct drm_device *dev)
{
if (REG_READ(FW_BLC_SELF) & FW_BLC_SELF_EN) {
@@ -533,7 +533,7 @@ static void cdv_intel_disable_self_refresh (struct drm_device *dev)
}
-static void cdv_intel_update_watermark (struct drm_device *dev, struct drm_crtc *crtc)
+void cdv_intel_update_watermark(struct drm_device *dev, struct drm_crtc *crtc)
{
if (cdv_intel_single_pipe_active(dev)) {
@@ -646,137 +646,6 @@ static void cdv_intel_crtc_load_lut(struct drm_crtc *crtc)
}
/**
- * Sets the power management mode of the pipe and plane.
- *
- * This code should probably grow support for turning the cursor off and back
- * on appropriately at the same time as we're turning the pipe off/on.
- */
-static void cdv_intel_crtc_dpms(struct drm_crtc *crtc, int mode)
-{
- struct drm_device *dev = crtc->dev;
- struct drm_psb_private *dev_priv = dev->dev_private;
- struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc);
- int pipe = psb_intel_crtc->pipe;
- const struct psb_offset *map = &dev_priv->regmap[pipe];
- u32 temp;
-
- /* XXX: When our outputs are all unaware of DPMS modes other than off
- * and on, we should map those modes to DRM_MODE_DPMS_OFF in the CRTC.
- */
- cdv_intel_disable_self_refresh(dev);
-
- switch (mode) {
- case DRM_MODE_DPMS_ON:
- case DRM_MODE_DPMS_STANDBY:
- case DRM_MODE_DPMS_SUSPEND:
- if (psb_intel_crtc->active)
- break;
-
- psb_intel_crtc->active = true;
-
- /* Enable the DPLL */
- temp = REG_READ(map->dpll);
- if ((temp & DPLL_VCO_ENABLE) == 0) {
- REG_WRITE(map->dpll, temp);
- REG_READ(map->dpll);
- /* Wait for the clocks to stabilize. */
- udelay(150);
- REG_WRITE(map->dpll, temp | DPLL_VCO_ENABLE);
- REG_READ(map->dpll);
- /* Wait for the clocks to stabilize. */
- udelay(150);
- REG_WRITE(map->dpll, temp | DPLL_VCO_ENABLE);
- REG_READ(map->dpll);
- /* Wait for the clocks to stabilize. */
- udelay(150);
- }
-
- /* Jim Bish - switch plan and pipe per scott */
- /* Enable the plane */
- temp = REG_READ(map->cntr);
- if ((temp & DISPLAY_PLANE_ENABLE) == 0) {
- REG_WRITE(map->cntr,
- temp | DISPLAY_PLANE_ENABLE);
- /* Flush the plane changes */
- REG_WRITE(map->base, REG_READ(map->base));
- }
-
- udelay(150);
-
- /* Enable the pipe */
- temp = REG_READ(map->conf);
- if ((temp & PIPEACONF_ENABLE) == 0)
- REG_WRITE(map->conf, temp | PIPEACONF_ENABLE);
-
- temp = REG_READ(map->status);
- temp &= ~(0xFFFF);
- temp |= PIPE_FIFO_UNDERRUN;
- REG_WRITE(map->status, temp);
- REG_READ(map->status);
-
- cdv_intel_crtc_load_lut(crtc);
-
- /* Give the overlay scaler a chance to enable
- * if it's on this pipe */
- /* psb_intel_crtc_dpms_video(crtc, true); TODO */
- break;
- case DRM_MODE_DPMS_OFF:
- if (!psb_intel_crtc->active)
- break;
-
- psb_intel_crtc->active = false;
-
- /* Give the overlay scaler a chance to disable
- * if it's on this pipe */
- /* psb_intel_crtc_dpms_video(crtc, FALSE); TODO */
-
- /* Disable the VGA plane that we never use */
- REG_WRITE(VGACNTRL, VGA_DISP_DISABLE);
-
- /* Jim Bish - changed pipe/plane here as well. */
-
- drm_vblank_off(dev, pipe);
- /* Wait for vblank for the disable to take effect */
- gma_wait_for_vblank(dev);
-
- /* Next, disable display pipes */
- temp = REG_READ(map->conf);
- if ((temp & PIPEACONF_ENABLE) != 0) {
- REG_WRITE(map->conf, temp & ~PIPEACONF_ENABLE);
- REG_READ(map->conf);
- }
-
- /* Wait for vblank for the disable to take effect. */
- gma_wait_for_vblank(dev);
-
- udelay(150);
-
- /* Disable display plane */
- temp = REG_READ(map->cntr);
- if ((temp & DISPLAY_PLANE_ENABLE) != 0) {
- REG_WRITE(map->cntr,
- temp & ~DISPLAY_PLANE_ENABLE);
- /* Flush the plane changes */
- REG_WRITE(map->base, REG_READ(map->base));
- REG_READ(map->base);
- }
-
- temp = REG_READ(map->dpll);
- if ((temp & DPLL_VCO_ENABLE) != 0) {
- REG_WRITE(map->dpll, temp & ~DPLL_VCO_ENABLE);
- REG_READ(map->dpll);
- }
-
- /* Wait for the clocks to turn off. */
- udelay(150);
- break;
- }
- cdv_intel_update_watermark(dev, crtc);
- /*Set FIFO Watermarks*/
- REG_WRITE(DSPARB, 0x3F3E);
-}
-
-/**
* Return the pipe currently connected to the panel fitter,
* or -1 if the panel fitter is not present or not in use
*/
@@ -1518,7 +1387,7 @@ struct drm_display_mode *cdv_intel_crtc_mode_get(struct drm_device *dev,
}
const struct drm_crtc_helper_funcs cdv_intel_helper_funcs = {
- .dpms = cdv_intel_crtc_dpms,
+ .dpms = gma_crtc_dpms,
.mode_fixup = gma_crtc_mode_fixup,
.mode_set = cdv_intel_crtc_mode_set,
.mode_set_base = gma_pipe_set_base,
diff --git a/drivers/gpu/drm/gma500/gma_display.c b/drivers/gpu/drm/gma500/gma_display.c
index 297937d..7a0888a 100644
--- a/drivers/gpu/drm/gma500/gma_display.c
+++ b/drivers/gpu/drm/gma500/gma_display.c
@@ -210,10 +210,8 @@ void gma_crtc_dpms(struct drm_crtc *crtc, int mode)
* and on, we should map those modes to DRM_MODE_DPMS_OFF in the CRTC.
*/
- /* FIXME: Uncomment this when we move cdv to generic dpms
if (IS_CDV(dev))
cdv_intel_disable_self_refresh(dev);
- */
switch (mode) {
case DRM_MODE_DPMS_ON:
@@ -322,10 +320,8 @@ void gma_crtc_dpms(struct drm_crtc *crtc, int mode)
break;
}
- /* FIXME: Uncomment this when we move cdv to generic dpms
if (IS_CDV(dev))
cdv_intel_update_watermark(dev, crtc);
- */
/* Set FIFO watermarks */
REG_WRITE(DSPARB, 0x3F3E);
diff --git a/drivers/gpu/drm/gma500/gma_display.h b/drivers/gpu/drm/gma500/gma_display.h
index 24a582e..665164d 100644
--- a/drivers/gpu/drm/gma500/gma_display.h
+++ b/drivers/gpu/drm/gma500/gma_display.h
@@ -85,4 +85,9 @@ extern bool gma_pll_is_valid(struct drm_crtc *crtc,
extern bool gma_find_best_pll(const struct gma_limit_t *limit,
struct drm_crtc *crtc, int target, int refclk,
struct gma_clock_t *best_clock);
+
+/* Cedarview specific functions */
+extern void cdv_intel_disable_self_refresh(struct drm_device *dev);
+extern void cdv_intel_update_watermark(struct drm_device *dev,
+ struct drm_crtc *crtc);
#endif
--
1.8.1.2
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