On Tue, Oct 04, 2016 at 03:32:16PM +0300, Ander Conselvan de Oliveira wrote:
> Remove the IS_PLATFORM() macros from intel_dump_pipe_config() and split
> that logic in platform specific implementations inside the dpll code,
> accessed through a platform independent interface.
>
> Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@xxxxxxxxx>
Real pretty ;-)
Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
> ---
> drivers/gpu/drm/i915/intel_display.c | 35 +---------------
> drivers/gpu/drm/i915/intel_dpll_mgr.c | 79 +++++++++++++++++++++++++++++++++++
> drivers/gpu/drm/i915/intel_dpll_mgr.h | 3 ++
> 3 files changed, 84 insertions(+), 33 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index e6fe85b..8ecaf18 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -12744,6 +12744,7 @@ static void intel_dump_pipe_config(struct intel_crtc *crtc,
> const char *context)
> {
> struct drm_device *dev = crtc->base.dev;
> + struct drm_i915_private *dev_priv = to_i915(dev);
> struct drm_plane *plane;
> struct intel_plane *intel_plane;
> struct intel_plane_state *state;
> @@ -12805,39 +12806,7 @@ static void intel_dump_pipe_config(struct intel_crtc *crtc,
> DRM_DEBUG_KMS("ips: %i\n", pipe_config->ips_enabled);
> DRM_DEBUG_KMS("double wide: %i\n", pipe_config->double_wide);
>
> - if (IS_BROXTON(dev)) {
> - DRM_DEBUG_KMS("dpll_hw_state: ebb0: 0x%x, ebb4: 0x%x,"
> - "pll0: 0x%x, pll1: 0x%x, pll2: 0x%x, pll3: 0x%x, "
> - "pll6: 0x%x, pll8: 0x%x, pll9: 0x%x, pll10: 0x%x, pcsdw12: 0x%x\n",
> - pipe_config->dpll_hw_state.ebb0,
> - pipe_config->dpll_hw_state.ebb4,
> - pipe_config->dpll_hw_state.pll0,
> - pipe_config->dpll_hw_state.pll1,
> - pipe_config->dpll_hw_state.pll2,
> - pipe_config->dpll_hw_state.pll3,
> - pipe_config->dpll_hw_state.pll6,
> - pipe_config->dpll_hw_state.pll8,
> - pipe_config->dpll_hw_state.pll9,
> - pipe_config->dpll_hw_state.pll10,
> - pipe_config->dpll_hw_state.pcsdw12);
> - } else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> - DRM_DEBUG_KMS("dpll_hw_state: "
> - "ctrl1: 0x%x, cfgcr1: 0x%x, cfgcr2: 0x%x\n",
> - pipe_config->dpll_hw_state.ctrl1,
> - pipe_config->dpll_hw_state.cfgcr1,
> - pipe_config->dpll_hw_state.cfgcr2);
> - } else if (HAS_DDI(dev)) {
> - DRM_DEBUG_KMS("dpll_hw_state: wrpll: 0x%x spll: 0x%x\n",
> - pipe_config->dpll_hw_state.wrpll,
> - pipe_config->dpll_hw_state.spll);
> - } else {
> - DRM_DEBUG_KMS("dpll_hw_state: dpll: 0x%x, dpll_md: 0x%x, "
> - "fp0: 0x%x, fp1: 0x%x\n",
> - pipe_config->dpll_hw_state.dpll,
> - pipe_config->dpll_hw_state.dpll_md,
> - pipe_config->dpll_hw_state.fp0,
> - pipe_config->dpll_hw_state.fp1);
> - }
> + intel_dpll_dump_hw_state(dev_priv, &pipe_config->dpll_hw_state);
>
> DRM_DEBUG_KMS("planes on this crtc\n");
> list_for_each_entry(plane, &dev->mode_config.plane_list, head) {
> diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c
> index 8c4efa9..9b02d9c 100644
> --- a/drivers/gpu/drm/i915/intel_dpll_mgr.c
> +++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c
> @@ -447,6 +447,17 @@ ibx_get_dpll(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state,
> return pll;
> }
>
> +static void ibx_dump_hw_state(struct drm_i915_private *dev_priv,
> + struct intel_dpll_hw_state *hw_state)
> +{
> + DRM_DEBUG_KMS("dpll_hw_state: dpll: 0x%x, dpll_md: 0x%x, "
> + "fp0: 0x%x, fp1: 0x%x\n",
> + hw_state->dpll,
> + hw_state->dpll_md,
> + hw_state->fp0,
> + hw_state->fp1);
> +}
> +
> static const struct intel_shared_dpll_funcs ibx_pch_dpll_funcs = {
> .prepare = ibx_pch_dpll_prepare,
> .enable = ibx_pch_dpll_enable,
> @@ -833,6 +844,13 @@ hsw_get_dpll(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state,
> return pll;
> }
>
> +static void hsw_dump_hw_state(struct drm_i915_private *dev_priv,
> + struct intel_dpll_hw_state *hw_state)
> +{
> + DRM_DEBUG_KMS("dpll_hw_state: wrpll: 0x%x spll: 0x%x\n",
> + hw_state->wrpll, hw_state->spll);
> +}
> +
> static const struct intel_shared_dpll_funcs hsw_ddi_wrpll_funcs = {
> .enable = hsw_ddi_wrpll_enable,
> .disable = hsw_ddi_wrpll_disable,
> @@ -1388,6 +1406,16 @@ skl_get_dpll(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state,
> return pll;
> }
>
> +static void skl_dump_hw_state(struct drm_i915_private *dev_priv,
> + struct intel_dpll_hw_state *hw_state)
> +{
> + DRM_DEBUG_KMS("dpll_hw_state: "
> + "ctrl1: 0x%x, cfgcr1: 0x%x, cfgcr2: 0x%x\n",
> + hw_state->ctrl1,
> + hw_state->cfgcr1,
> + hw_state->cfgcr2);
> +}
> +
> static const struct intel_shared_dpll_funcs skl_ddi_pll_funcs = {
> .enable = skl_ddi_pll_enable,
> .disable = skl_ddi_pll_disable,
> @@ -1785,6 +1813,25 @@ bxt_get_dpll(struct intel_crtc *crtc,
> return pll;
> }
>
> +static void bxt_dump_hw_state(struct drm_i915_private *dev_priv,
> + struct intel_dpll_hw_state *hw_state)
> +{
> + DRM_DEBUG_KMS("dpll_hw_state: ebb0: 0x%x, ebb4: 0x%x,"
> + "pll0: 0x%x, pll1: 0x%x, pll2: 0x%x, pll3: 0x%x, "
> + "pll6: 0x%x, pll8: 0x%x, pll9: 0x%x, pll10: 0x%x, pcsdw12: 0x%x\n",
> + hw_state->ebb0,
> + hw_state->ebb4,
> + hw_state->pll0,
> + hw_state->pll1,
> + hw_state->pll2,
> + hw_state->pll3,
> + hw_state->pll6,
> + hw_state->pll8,
> + hw_state->pll9,
> + hw_state->pll10,
> + hw_state->pcsdw12);
> +}
> +
> static const struct intel_shared_dpll_funcs bxt_ddi_pll_funcs = {
> .enable = bxt_ddi_pll_enable,
> .disable = bxt_ddi_pll_disable,
> @@ -1825,6 +1872,9 @@ struct intel_dpll_mgr {
> struct intel_shared_dpll *(*get_dpll)(struct intel_crtc *crtc,
> struct intel_crtc_state *crtc_state,
> struct intel_encoder *encoder);
> +
> + void (*dump_hw_state)(struct drm_i915_private *dev_priv,
> + struct intel_dpll_hw_state *hw_state);
> };
>
> static const struct dpll_info pch_plls[] = {
> @@ -1836,6 +1886,7 @@ static const struct dpll_info pch_plls[] = {
> static const struct intel_dpll_mgr pch_pll_mgr = {
> .dpll_info = pch_plls,
> .get_dpll = ibx_get_dpll,
> + .dump_hw_state = ibx_dump_hw_state,
> };
>
> static const struct dpll_info hsw_plls[] = {
> @@ -1851,6 +1902,7 @@ static const struct dpll_info hsw_plls[] = {
> static const struct intel_dpll_mgr hsw_pll_mgr = {
> .dpll_info = hsw_plls,
> .get_dpll = hsw_get_dpll,
> + .dump_hw_state = hsw_dump_hw_state,
> };
>
> static const struct dpll_info skl_plls[] = {
> @@ -1864,6 +1916,7 @@ static const struct dpll_info skl_plls[] = {
> static const struct intel_dpll_mgr skl_pll_mgr = {
> .dpll_info = skl_plls,
> .get_dpll = skl_get_dpll,
> + .dump_hw_state = skl_dump_hw_state,
> };
>
> static const struct dpll_info bxt_plls[] = {
> @@ -1876,6 +1929,7 @@ static const struct dpll_info bxt_plls[] = {
> static const struct intel_dpll_mgr bxt_pll_mgr = {
> .dpll_info = bxt_plls,
> .get_dpll = bxt_get_dpll,
> + .dump_hw_state = bxt_dump_hw_state,
> };
>
> /**
> @@ -1975,3 +2029,28 @@ void intel_release_shared_dpll(struct intel_shared_dpll *dpll,
> shared_dpll_state = intel_atomic_get_shared_dpll_state(state);
> shared_dpll_state[dpll->id].crtc_mask &= ~(1 << crtc->pipe);
> }
> +
> +/**
> + * intel_shared_dpll_dump_hw_state - write hw_state to dmesg
> + * @dev_priv: i915 drm device
> + * @hw_state: hw state to be written to the log
> + *
> + * Write the relevant values in @hw_state to dmesg using DRM_DEBUG_KMS.
> + */
> +void intel_dpll_dump_hw_state(struct drm_i915_private *dev_priv,
> + struct intel_dpll_hw_state *hw_state)
> +{
> + if (dev_priv->dpll_mgr) {
> + dev_priv->dpll_mgr->dump_hw_state(dev_priv, hw_state);
> + } else {
> + /* fallback for platforms that don't use the shared dpll
> + * infrastructure
> + */
> + DRM_DEBUG_KMS("dpll_hw_state: dpll: 0x%x, dpll_md: 0x%x, "
> + "fp0: 0x%x, fp1: 0x%x\n",
> + hw_state->dpll,
> + hw_state->dpll_md,
> + hw_state->fp0,
> + hw_state->fp1);
> + }
> +}
> diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.h b/drivers/gpu/drm/i915/intel_dpll_mgr.h
> index 40f1a6f..76111a4 100644
> --- a/drivers/gpu/drm/i915/intel_dpll_mgr.h
> +++ b/drivers/gpu/drm/i915/intel_dpll_mgr.h
> @@ -280,6 +280,9 @@ void intel_disable_shared_dpll(struct intel_crtc *crtc);
> void intel_shared_dpll_swap_state(struct drm_atomic_state *state);
> void intel_shared_dpll_init(struct drm_device *dev);
>
> +void intel_dpll_dump_hw_state(struct drm_i915_private *dev_priv,
> + struct intel_dpll_hw_state *hw_state);
> +
> /* BXT dpll related functions */
> bool bxt_ddi_dp_set_dpll_hw_state(int clock,
> struct intel_dpll_hw_state *dpll_hw_state);
> --
> 2.5.5
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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