I830_FIFO_LINE_SIZE
};
-static const struct intel_watermark_params ironlake_display_wm_info = {
- ILK_DISPLAY_FIFO,
- ILK_DISPLAY_MAXWM,
- ILK_DISPLAY_DFTWM,
- 2,
- ILK_FIFO_LINE_SIZE
-};
-static const struct intel_watermark_params ironlake_cursor_wm_info = {
- ILK_CURSOR_FIFO,
- ILK_CURSOR_MAXWM,
- ILK_CURSOR_DFTWM,
- 2,
- ILK_FIFO_LINE_SIZE
-};
-static const struct intel_watermark_params ironlake_display_srwm_info = {
- ILK_DISPLAY_SR_FIFO,
- ILK_DISPLAY_MAX_SRWM,
- ILK_DISPLAY_DFT_SRWM,
- 2,
- ILK_FIFO_LINE_SIZE
-};
-static const struct intel_watermark_params ironlake_cursor_srwm_info = {
- ILK_CURSOR_SR_FIFO,
- ILK_CURSOR_MAX_SRWM,
- ILK_CURSOR_DFT_SRWM,
- 2,
- ILK_FIFO_LINE_SIZE
-};
-
-static const struct intel_watermark_params sandybridge_display_wm_info = {
- SNB_DISPLAY_FIFO,
- SNB_DISPLAY_MAXWM,
- SNB_DISPLAY_DFTWM,
- 2,
- SNB_FIFO_LINE_SIZE
-};
-static const struct intel_watermark_params sandybridge_cursor_wm_info = {
- SNB_CURSOR_FIFO,
- SNB_CURSOR_MAXWM,
- SNB_CURSOR_DFTWM,
- 2,
- SNB_FIFO_LINE_SIZE
-};
-static const struct intel_watermark_params sandybridge_display_srwm_info = {
- SNB_DISPLAY_SR_FIFO,
- SNB_DISPLAY_MAX_SRWM,
- SNB_DISPLAY_DFT_SRWM,
- 2,
- SNB_FIFO_LINE_SIZE
-};
-static const struct intel_watermark_params sandybridge_cursor_srwm_info = {
- SNB_CURSOR_SR_FIFO,
- SNB_CURSOR_MAX_SRWM,
- SNB_CURSOR_DFT_SRWM,
- 2,
- SNB_FIFO_LINE_SIZE
-};
-
-
/**
* intel_calculate_wm - calculate watermark level
* @clock_in_khz: pixel clock
I915_WRITE(FW_BLC, fwater_lo);
}
-/*
- * Check the wm result.
- *
- * If any calculated watermark values is larger than the maximum value that
- * can be programmed into the associated watermark register, that watermark
- * must be disabled.
- */
-static bool ironlake_check_srwm(struct drm_device *dev, int level,
- int fbc_wm, int display_wm, int cursor_wm,
- const struct intel_watermark_params *display,
- const struct intel_watermark_params *cursor)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
-
- DRM_DEBUG_KMS("watermark %d: display plane %d, fbc lines %d,"
- " cursor %d\n", level, display_wm, fbc_wm, cursor_wm);
-
- if (fbc_wm > SNB_FBC_MAX_SRWM) {
- DRM_DEBUG_KMS("fbc watermark(%d) is too large(%d), disabling wm%d+\n",
- fbc_wm, SNB_FBC_MAX_SRWM, level);
-
- /* fbc has it's own way to disable FBC WM */
- I915_WRITE(DISP_ARB_CTL,
- I915_READ(DISP_ARB_CTL) | DISP_FBC_WM_DIS);
- return false;
- } else if (INTEL_INFO(dev)->gen >= 6) {
- /* enable FBC WM (except on ILK, where it must remain off) */
- I915_WRITE(DISP_ARB_CTL,
- I915_READ(DISP_ARB_CTL) & ~DISP_FBC_WM_DIS);
- }
-
- if (display_wm > display->max_wm) {
- DRM_DEBUG_KMS("display watermark(%d) is too large(%d), disabling wm%d+\n",
- display_wm, SNB_DISPLAY_MAX_SRWM, level);
- return false;
- }
-
- if (cursor_wm > cursor->max_wm) {
- DRM_DEBUG_KMS("cursor watermark(%d) is too large(%d), disabling wm%d+\n",
- cursor_wm, SNB_CURSOR_MAX_SRWM, level);
- return false;
- }
-
- if (!(fbc_wm || display_wm || cursor_wm)) {
- DRM_DEBUG_KMS("latency %d is 0, disabling wm%d+\n", level, level);
- return false;
- }
-
- return true;
-}
-
-/*
- * Compute watermark values of WM[1-3],
- */
-static bool ironlake_compute_srwm(struct drm_device *dev, int level, int plane,
- int latency_ns,
- const struct intel_watermark_params *display,
- const struct intel_watermark_params *cursor,
- int *fbc_wm, int *display_wm, int *cursor_wm)
-{
- struct drm_crtc *crtc;
- const struct drm_display_mode *adjusted_mode;
- unsigned long line_time_us;
- int hdisplay, htotal, pixel_size, clock;
- int line_count, line_size;
- int small, large;
- int entries;
-
- if (!latency_ns) {
- *fbc_wm = *display_wm = *cursor_wm = 0;
- return false;
- }
-
- crtc = intel_get_crtc_for_plane(dev, plane);
- adjusted_mode = &to_intel_crtc(crtc)->config.adjusted_mode;
- clock = adjusted_mode->crtc_clock;
- htotal = adjusted_mode->htotal;
- hdisplay = to_intel_crtc(crtc)->config.pipe_src_w;
- pixel_size = crtc->fb->bits_per_pixel / 8;
-
- line_time_us = (htotal * 1000) / clock;
- line_count = (latency_ns / line_time_us + 1000) / 1000;
- line_size = hdisplay * pixel_size;
-
- /* Use the minimum of the small and large buffer method for primary */
- small = ((clock * pixel_size / 1000) * latency_ns) / 1000;
- large = line_count * line_size;
-
- entries = DIV_ROUND_UP(min(small, large), display->cacheline_size);
- *display_wm = entries + display->guard_size;
-
- /*
- * Spec says:
- * FBC WM = ((Final Primary WM * 64) / number of bytes per line) + 2
- */
- *fbc_wm = DIV_ROUND_UP(*display_wm * 64, line_size) + 2;
-
- /* calculate the self-refresh watermark for display cursor */
- entries = line_count * pixel_size * 64;
- entries = DIV_ROUND_UP(entries, cursor->cacheline_size);
- *cursor_wm = entries + cursor->guard_size;
-
- return ironlake_check_srwm(dev, level,
- *fbc_wm, *display_wm, *cursor_wm,
- display, cursor);
-}
-
-static void ironlake_update_wm(struct drm_crtc *crtc)
-{
- struct drm_device *dev = crtc->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
- int fbc_wm, plane_wm, cursor_wm;
- unsigned int enabled;
-
- enabled = 0;
- if (g4x_compute_wm0(dev, PIPE_A,
- &ironlake_display_wm_info,
- dev_priv->wm.pri_latency[0] * 100,
- &ironlake_cursor_wm_info,
- dev_priv->wm.cur_latency[0] * 100,
- &plane_wm, &cursor_wm)) {
- I915_WRITE(WM0_PIPEA_ILK,
- (plane_wm << WM0_PIPE_PLANE_SHIFT) | cursor_wm);
- DRM_DEBUG_KMS("FIFO watermarks For pipe A -"
- " plane %d, " "cursor: %d\n",
- plane_wm, cursor_wm);
- enabled |= 1 << PIPE_A;
- }
-
- if (g4x_compute_wm0(dev, PIPE_B,
- &ironlake_display_wm_info,
- dev_priv->wm.pri_latency[0] * 100,
- &ironlake_cursor_wm_info,
- dev_priv->wm.cur_latency[0] * 100,
- &plane_wm, &cursor_wm)) {
- I915_WRITE(WM0_PIPEB_ILK,
- (plane_wm << WM0_PIPE_PLANE_SHIFT) | cursor_wm);
- DRM_DEBUG_KMS("FIFO watermarks For pipe B -"
- " plane %d, cursor: %d\n",
- plane_wm, cursor_wm);
- enabled |= 1 << PIPE_B;
- }
-
- /*
- * Calculate and update the self-refresh watermark only when one
- * display plane is used.
- */
- I915_WRITE(WM3_LP_ILK, 0);
- I915_WRITE(WM2_LP_ILK, 0);
- I915_WRITE(WM1_LP_ILK, 0);
-
- if (!single_plane_enabled(enabled))
- return;
- enabled = ffs(enabled) - 1;
-
- /* WM1 */
- if (!ironlake_compute_srwm(dev, 1, enabled,
- dev_priv->wm.pri_latency[1] * 500,
- &ironlake_display_srwm_info,
- &ironlake_cursor_srwm_info,
- &fbc_wm, &plane_wm, &cursor_wm))
- return;
-
- I915_WRITE(WM1_LP_ILK,
- WM1_LP_SR_EN |
- (dev_priv->wm.pri_latency[1] << WM1_LP_LATENCY_SHIFT) |
- (fbc_wm << WM1_LP_FBC_SHIFT) |
- (plane_wm << WM1_LP_SR_SHIFT) |
- cursor_wm);
-
- /* WM2 */
- if (!ironlake_compute_srwm(dev, 2, enabled,
- dev_priv->wm.pri_latency[2] * 500,
- &ironlake_display_srwm_info,
- &ironlake_cursor_srwm_info,
- &fbc_wm, &plane_wm, &cursor_wm))
- return;
-
- I915_WRITE(WM2_LP_ILK,
- WM2_LP_EN |
- (dev_priv->wm.pri_latency[2] << WM1_LP_LATENCY_SHIFT) |
- (fbc_wm << WM1_LP_FBC_SHIFT) |
- (plane_wm << WM1_LP_SR_SHIFT) |
- cursor_wm);
-
- /*
- * WM3 is unsupported on ILK, probably because we don't have latency
- * data for that power state
- */
-}
-
-static void sandybridge_update_wm(struct drm_crtc *crtc)
-{
- struct drm_device *dev = crtc->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
- int latency = dev_priv->wm.pri_latency[0] * 100; /* In unit 0.1us */
- u32 val;
- int fbc_wm, plane_wm, cursor_wm;
- unsigned int enabled;
-
- enabled = 0;
- if (g4x_compute_wm0(dev, PIPE_A,
- &sandybridge_display_wm_info, latency,
- &sandybridge_cursor_wm_info, latency,
- &plane_wm, &cursor_wm)) {
- val = I915_READ(WM0_PIPEA_ILK);
- val &= ~(WM0_PIPE_PLANE_MASK | WM0_PIPE_CURSOR_MASK);
- I915_WRITE(WM0_PIPEA_ILK, val |
- ((plane_wm << WM0_PIPE_PLANE_SHIFT) | cursor_wm));
- DRM_DEBUG_KMS("FIFO watermarks For pipe A -"
- " plane %d, " "cursor: %d\n",
- plane_wm, cursor_wm);
- enabled |= 1 << PIPE_A;
- }
-
- if (g4x_compute_wm0(dev, PIPE_B,
- &sandybridge_display_wm_info, latency,
- &sandybridge_cursor_wm_info, latency,
- &plane_wm, &cursor_wm)) {
- val = I915_READ(WM0_PIPEB_ILK);
- val &= ~(WM0_PIPE_PLANE_MASK | WM0_PIPE_CURSOR_MASK);
- I915_WRITE(WM0_PIPEB_ILK, val |
- ((plane_wm << WM0_PIPE_PLANE_SHIFT) | cursor_wm));
- DRM_DEBUG_KMS("FIFO watermarks For pipe B -"
- " plane %d, cursor: %d\n",
- plane_wm, cursor_wm);
- enabled |= 1 << PIPE_B;
- }
-
- /*
- * Calculate and update the self-refresh watermark only when one
- * display plane is used.
- *
- * SNB support 3 levels of watermark.
- *
- * WM1/WM2/WM2 watermarks have to be enabled in the ascending order,
- * and disabled in the descending order
- *
- */
- I915_WRITE(WM3_LP_ILK, 0);
- I915_WRITE(WM2_LP_ILK, 0);
- I915_WRITE(WM1_LP_ILK, 0);
-
- if (!single_plane_enabled(enabled) ||
- dev_priv->sprite_scaling_enabled)
- return;
- enabled = ffs(enabled) - 1;
-
- /* WM1 */
- if (!ironlake_compute_srwm(dev, 1, enabled,
- dev_priv->wm.pri_latency[1] * 500,
- &sandybridge_display_srwm_info,
- &sandybridge_cursor_srwm_info,
- &fbc_wm, &plane_wm, &cursor_wm))
- return;
-
- I915_WRITE(WM1_LP_ILK,
- WM1_LP_SR_EN |
- (dev_priv->wm.pri_latency[1] << WM1_LP_LATENCY_SHIFT) |
- (fbc_wm << WM1_LP_FBC_SHIFT) |
- (plane_wm << WM1_LP_SR_SHIFT) |
- cursor_wm);
-
- /* WM2 */
- if (!ironlake_compute_srwm(dev, 2, enabled,
- dev_priv->wm.pri_latency[2] * 500,
- &sandybridge_display_srwm_info,
- &sandybridge_cursor_srwm_info,
- &fbc_wm, &plane_wm, &cursor_wm))
- return;
-
- I915_WRITE(WM2_LP_ILK,
- WM2_LP_EN |
- (dev_priv->wm.pri_latency[2] << WM1_LP_LATENCY_SHIFT) |
- (fbc_wm << WM1_LP_FBC_SHIFT) |
- (plane_wm << WM1_LP_SR_SHIFT) |
- cursor_wm);
-
- /* WM3 */
- if (!ironlake_compute_srwm(dev, 3, enabled,
- dev_priv->wm.pri_latency[3] * 500,
- &sandybridge_display_srwm_info,
- &sandybridge_cursor_srwm_info,
- &fbc_wm, &plane_wm, &cursor_wm))
- return;
-
- I915_WRITE(WM3_LP_ILK,
- WM3_LP_EN |
- (dev_priv->wm.pri_latency[3] << WM1_LP_LATENCY_SHIFT) |
- (fbc_wm << WM1_LP_FBC_SHIFT) |
- (plane_wm << WM1_LP_SR_SHIFT) |
- cursor_wm);
-}
-
-static void ivybridge_update_wm(struct drm_crtc *crtc)
-{
- struct drm_device *dev = crtc->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
- int latency = dev_priv->wm.pri_latency[0] * 100; /* In unit 0.1us */
- u32 val;
- int fbc_wm, plane_wm, cursor_wm;
- int ignore_fbc_wm, ignore_plane_wm, ignore_cursor_wm;
- unsigned int enabled;
-
- enabled = 0;
- if (g4x_compute_wm0(dev, PIPE_A,
- &sandybridge_display_wm_info, latency,
- &sandybridge_cursor_wm_info, latency,
- &plane_wm, &cursor_wm)) {
- val = I915_READ(WM0_PIPEA_ILK);
- val &= ~(WM0_PIPE_PLANE_MASK | WM0_PIPE_CURSOR_MASK);
- I915_WRITE(WM0_PIPEA_ILK, val |
- ((plane_wm << WM0_PIPE_PLANE_SHIFT) | cursor_wm));
- DRM_DEBUG_KMS("FIFO watermarks For pipe A -"
- " plane %d, " "cursor: %d\n",
- plane_wm, cursor_wm);
- enabled |= 1 << PIPE_A;
- }
-
- if (g4x_compute_wm0(dev, PIPE_B,
- &sandybridge_display_wm_info, latency,
- &sandybridge_cursor_wm_info, latency,
- &plane_wm, &cursor_wm)) {
- val = I915_READ(WM0_PIPEB_ILK);
- val &= ~(WM0_PIPE_PLANE_MASK | WM0_PIPE_CURSOR_MASK);
- I915_WRITE(WM0_PIPEB_ILK, val |
- ((plane_wm << WM0_PIPE_PLANE_SHIFT) | cursor_wm));
- DRM_DEBUG_KMS("FIFO watermarks For pipe B -"
- " plane %d, cursor: %d\n",
- plane_wm, cursor_wm);
- enabled |= 1 << PIPE_B;
- }
-
- if (g4x_compute_wm0(dev, PIPE_C,
- &sandybridge_display_wm_info, latency,
- &sandybridge_cursor_wm_info, latency,
- &plane_wm, &cursor_wm)) {
- val = I915_READ(WM0_PIPEC_IVB);
- val &= ~(WM0_PIPE_PLANE_MASK | WM0_PIPE_CURSOR_MASK);
- I915_WRITE(WM0_PIPEC_IVB, val |
- ((plane_wm << WM0_PIPE_PLANE_SHIFT) | cursor_wm));
- DRM_DEBUG_KMS("FIFO watermarks For pipe C -"
- " plane %d, cursor: %d\n",
- plane_wm, cursor_wm);
- enabled |= 1 << PIPE_C;
- }
-
- /*
- * Calculate and update the self-refresh watermark only when one
- * display plane is used.
- *
- * SNB support 3 levels of watermark.
- *
- * WM1/WM2/WM2 watermarks have to be enabled in the ascending order,
- * and disabled in the descending order
- *
- */
- I915_WRITE(WM3_LP_ILK, 0);
- I915_WRITE(WM2_LP_ILK, 0);
- I915_WRITE(WM1_LP_ILK, 0);
-
- if (!single_plane_enabled(enabled) ||
- dev_priv->sprite_scaling_enabled)
- return;
- enabled = ffs(enabled) - 1;
-
- /* WM1 */
- if (!ironlake_compute_srwm(dev, 1, enabled,
- dev_priv->wm.pri_latency[1] * 500,
- &sandybridge_display_srwm_info,
- &sandybridge_cursor_srwm_info,
- &fbc_wm, &plane_wm, &cursor_wm))
- return;
-
- I915_WRITE(WM1_LP_ILK,
- WM1_LP_SR_EN |
- (dev_priv->wm.pri_latency[1] << WM1_LP_LATENCY_SHIFT) |
- (fbc_wm << WM1_LP_FBC_SHIFT) |
- (plane_wm << WM1_LP_SR_SHIFT) |
- cursor_wm);
-
- /* WM2 */
- if (!ironlake_compute_srwm(dev, 2, enabled,
- dev_priv->wm.pri_latency[2] * 500,
- &sandybridge_display_srwm_info,
- &sandybridge_cursor_srwm_info,
- &fbc_wm, &plane_wm, &cursor_wm))
- return;
-
- I915_WRITE(WM2_LP_ILK,
- WM2_LP_EN |
- (dev_priv->wm.pri_latency[2] << WM1_LP_LATENCY_SHIFT) |
- (fbc_wm << WM1_LP_FBC_SHIFT) |
- (plane_wm << WM1_LP_SR_SHIFT) |
- cursor_wm);
-
- /* WM3, note we have to correct the cursor latency */
- if (!ironlake_compute_srwm(dev, 3, enabled,
- dev_priv->wm.pri_latency[3] * 500,
- &sandybridge_display_srwm_info,
- &sandybridge_cursor_srwm_info,
- &fbc_wm, &plane_wm, &ignore_cursor_wm) ||
- !ironlake_compute_srwm(dev, 3, enabled,
- dev_priv->wm.cur_latency[3] * 500,
- &sandybridge_display_srwm_info,
- &sandybridge_cursor_srwm_info,
- &ignore_fbc_wm, &ignore_plane_wm, &cursor_wm))
- return;
-
- I915_WRITE(WM3_LP_ILK,
- WM3_LP_EN |
- (dev_priv->wm.pri_latency[3] << WM1_LP_LATENCY_SHIFT) |
- (fbc_wm << WM1_LP_FBC_SHIFT) |
- (plane_wm << WM1_LP_SR_SHIFT) |
- cursor_wm);
-}
-
static uint32_t ilk_pipe_pixel_rate(struct drm_device *dev,
struct drm_crtc *crtc)
{
haswell_update_wm(crtc);
}
-static bool
-sandybridge_compute_sprite_wm(struct drm_device *dev, int plane,
- uint32_t sprite_width, int pixel_size,
- const struct intel_watermark_params *display,
- int display_latency_ns, int *sprite_wm)
-{
- struct drm_crtc *crtc;
- int clock;
- int entries, tlb_miss;
-
- crtc = intel_get_crtc_for_plane(dev, plane);
- if (!intel_crtc_active(crtc)) {
- *sprite_wm = display->guard_size;
- return false;
- }
-
- clock = to_intel_crtc(crtc)->config.adjusted_mode.crtc_clock;
-
- /* Use the small buffer method to calculate the sprite watermark */
- entries = ((clock * pixel_size / 1000) * display_latency_ns) / 1000;
- tlb_miss = display->fifo_size*display->cacheline_size -
- sprite_width * 8;
- if (tlb_miss > 0)
- entries += tlb_miss;
- entries = DIV_ROUND_UP(entries, display->cacheline_size);
- *sprite_wm = entries + display->guard_size;
- if (*sprite_wm > (int)display->max_wm)
- *sprite_wm = display->max_wm;
-
- return true;
-}
-
-static bool
-sandybridge_compute_sprite_srwm(struct drm_device *dev, int plane,
- uint32_t sprite_width, int pixel_size,
- const struct intel_watermark_params *display,
- int latency_ns, int *sprite_wm)
-{
- struct drm_crtc *crtc;
- unsigned long line_time_us;
- int clock;
- int line_count, line_size;
- int small, large;
- int entries;
-
- if (!latency_ns) {
- *sprite_wm = 0;
- return false;
- }
-
- crtc = intel_get_crtc_for_plane(dev, plane);
- clock = to_intel_crtc(crtc)->config.adjusted_mode.crtc_clock;
- if (!clock) {
- *sprite_wm = 0;
- return false;
- }
-
- line_time_us = (sprite_width * 1000) / clock;
- if (!line_time_us) {
- *sprite_wm = 0;
- return false;
- }
-
- line_count = (latency_ns / line_time_us + 1000) / 1000;
- line_size = sprite_width * pixel_size;
-
- /* Use the minimum of the small and large buffer method for primary */
- small = ((clock * pixel_size / 1000) * latency_ns) / 1000;
- large = line_count * line_size;
-
- entries = DIV_ROUND_UP(min(small, large), display->cacheline_size);
- *sprite_wm = entries + display->guard_size;
-
- return *sprite_wm > 0x3ff ? false : true;
-}
-
-static void sandybridge_update_sprite_wm(struct drm_plane *plane,
- struct drm_crtc *crtc,
- uint32_t sprite_width, int pixel_size,
- bool enabled, bool scaled)
-{
- struct drm_device *dev = plane->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
- int pipe = to_intel_plane(plane)->pipe;
- int latency = dev_priv->wm.spr_latency[0] * 100; /* In unit 0.1us */
- u32 val;
- int sprite_wm, reg;
- int ret;
-
- if (!enabled)
- return;
-
- switch (pipe) {
- case 0:
- reg = WM0_PIPEA_ILK;
- break;
- case 1:
- reg = WM0_PIPEB_ILK;
- break;
- case 2:
- reg = WM0_PIPEC_IVB;
- break;
- default:
- return; /* bad pipe */
- }
-
- ret = sandybridge_compute_sprite_wm(dev, pipe, sprite_width, pixel_size,
- &sandybridge_display_wm_info,
- latency, &sprite_wm);
- if (!ret) {
- DRM_DEBUG_KMS("failed to compute sprite wm for pipe %c\n",
- pipe_name(pipe));
- return;
- }
-
- val = I915_READ(reg);
- val &= ~WM0_PIPE_SPRITE_MASK;
- I915_WRITE(reg, val | (sprite_wm << WM0_PIPE_SPRITE_SHIFT));
- DRM_DEBUG_KMS("sprite watermarks For pipe %c - %d\n", pipe_name(pipe), sprite_wm);
-
-
- ret = sandybridge_compute_sprite_srwm(dev, pipe, sprite_width,
- pixel_size,
- &sandybridge_display_srwm_info,
- dev_priv->wm.spr_latency[1] * 500,
- &sprite_wm);
- if (!ret) {
- DRM_DEBUG_KMS("failed to compute sprite lp1 wm on pipe %c\n",
- pipe_name(pipe));
- return;
- }
- I915_WRITE(WM1S_LP_ILK, sprite_wm);
-
- /* Only IVB has two more LP watermarks for sprite */
- if (!IS_IVYBRIDGE(dev))
- return;
-
- ret = sandybridge_compute_sprite_srwm(dev, pipe, sprite_width,
- pixel_size,
- &sandybridge_display_srwm_info,
- dev_priv->wm.spr_latency[2] * 500,
- &sprite_wm);
- if (!ret) {
- DRM_DEBUG_KMS("failed to compute sprite lp2 wm on pipe %c\n",
- pipe_name(pipe));
- return;
- }
- I915_WRITE(WM2S_LP_IVB, sprite_wm);
-
- ret = sandybridge_compute_sprite_srwm(dev, pipe, sprite_width,
- pixel_size,
- &sandybridge_display_srwm_info,
- dev_priv->wm.spr_latency[3] * 500,
- &sprite_wm);
- if (!ret) {
- DRM_DEBUG_KMS("failed to compute sprite lp3 wm on pipe %c\n",
- pipe_name(pipe));
- return;
- }
- I915_WRITE(WM3S_LP_IVB, sprite_wm);
-}
-
static void ilk_pipe_wm_get_hw_state(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
if (IS_GEN5(dev)) {
if (dev_priv->wm.pri_latency[1] &&
dev_priv->wm.spr_latency[1] &&
- dev_priv->wm.cur_latency[1])
- dev_priv->display.update_wm = ironlake_update_wm;
- else {
+ dev_priv->wm.cur_latency[1]) {
+ dev_priv->display.update_wm = haswell_update_wm;
+ dev_priv->display.update_sprite_wm =
+ haswell_update_sprite_wm;
+ } else {
DRM_DEBUG_KMS("Failed to get proper latency. "
"Disable CxSR\n");
dev_priv->display.update_wm = NULL;
if (dev_priv->wm.pri_latency[0] &&
dev_priv->wm.spr_latency[0] &&
dev_priv->wm.cur_latency[0]) {
- dev_priv->display.update_wm = sandybridge_update_wm;
- dev_priv->display.update_sprite_wm = sandybridge_update_sprite_wm;
+ dev_priv->display.update_wm = haswell_update_wm;
+ dev_priv->display.update_sprite_wm =
+ haswell_update_sprite_wm;
} else {
DRM_DEBUG_KMS("Failed to read display plane latency. "
"Disable CxSR\n");
if (dev_priv->wm.pri_latency[0] &&
dev_priv->wm.spr_latency[0] &&
dev_priv->wm.cur_latency[0]) {
- dev_priv->display.update_wm = ivybridge_update_wm;
- dev_priv->display.update_sprite_wm = sandybridge_update_sprite_wm;
+ dev_priv->display.update_wm = haswell_update_wm;
+ dev_priv->display.update_sprite_wm =
+ haswell_update_sprite_wm;
} else {
DRM_DEBUG_KMS("Failed to read display plane latency. "
"Disable CxSR\n");
projects / openwrt / staging / blogic.git / commitdiff