[Intel-gfx] [PATCH 06/15] drm/i915: Pass around dev_priv for ddi buffer programming
Daniel Vetter
daniel at ffwll.ch
Thu Dec 10 05:25:42 PST 2015
On Tue, Dec 08, 2015 at 07:59:41PM +0200, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
>
> Make the ddi buffer programming code a bit more neat by passing
> around dev_priv instead of dev.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
Too lazy to check you didn't upset the compiler here. Assuming gcc is
still happy:
Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>
> ---
> drivers/gpu/drm/i915/intel_ddi.c | 79 +++++++++++++++++++---------------------
> 1 file changed, 37 insertions(+), 42 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
> index e281813cad82..5d0b03d6d388 100644
> --- a/drivers/gpu/drm/i915/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/intel_ddi.c
> @@ -301,8 +301,8 @@ static const struct bxt_ddi_buf_trans bxt_ddi_translations_hdmi[] = {
> { 154, 0x9A, 1, 128, true }, /* 9: 1200 0 */
> };
>
> -static void bxt_ddi_vswing_sequence(struct drm_device *dev, u32 level,
> - enum port port, int type);
> +static void bxt_ddi_vswing_sequence(struct drm_i915_private *dev_priv,
> + u32 level, enum port port, int type);
>
> static void ddi_get_encoder_port(struct intel_encoder *intel_encoder,
> struct intel_digital_port **dig_port,
> @@ -349,12 +349,12 @@ intel_dig_port_supports_hdmi(const struct intel_digital_port *intel_dig_port)
> }
>
> static const struct ddi_buf_trans *
> -skl_get_buf_trans_dp(struct drm_device *dev, int *n_entries)
> +skl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
> {
> - if (IS_SKL_ULX(dev)) {
> + if (IS_SKL_ULX(dev_priv)) {
> *n_entries = ARRAY_SIZE(skl_y_ddi_translations_dp);
> return skl_y_ddi_translations_dp;
> - } else if (IS_SKL_ULT(dev)) {
> + } else if (IS_SKL_ULT(dev_priv)) {
> *n_entries = ARRAY_SIZE(skl_u_ddi_translations_dp);
> return skl_u_ddi_translations_dp;
> } else {
> @@ -364,15 +364,13 @@ skl_get_buf_trans_dp(struct drm_device *dev, int *n_entries)
> }
>
> static const struct ddi_buf_trans *
> -skl_get_buf_trans_edp(struct drm_device *dev, int *n_entries)
> +skl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
> {
> - struct drm_i915_private *dev_priv = dev->dev_private;
> -
> if (dev_priv->edp_low_vswing) {
> - if (IS_SKL_ULX(dev)) {
> + if (IS_SKL_ULX(dev_priv)) {
> *n_entries = ARRAY_SIZE(skl_y_ddi_translations_edp);
> return skl_y_ddi_translations_edp;
> - } else if (IS_SKL_ULT(dev)) {
> + } else if (IS_SKL_ULT(dev_priv)) {
> *n_entries = ARRAY_SIZE(skl_u_ddi_translations_edp);
> return skl_u_ddi_translations_edp;
> } else {
> @@ -381,13 +379,13 @@ skl_get_buf_trans_edp(struct drm_device *dev, int *n_entries)
> }
> }
>
> - return skl_get_buf_trans_dp(dev, n_entries);
> + return skl_get_buf_trans_dp(dev_priv, n_entries);
> }
>
> static const struct ddi_buf_trans *
> -skl_get_buf_trans_hdmi(struct drm_device *dev, int *n_entries)
> +skl_get_buf_trans_hdmi(struct drm_i915_private *dev_priv, int *n_entries)
> {
> - if (IS_SKL_ULX(dev)) {
> + if (IS_SKL_ULX(dev_priv)) {
> *n_entries = ARRAY_SIZE(skl_y_ddi_translations_hdmi);
> return skl_y_ddi_translations_hdmi;
> } else {
> @@ -403,10 +401,9 @@ skl_get_buf_trans_hdmi(struct drm_device *dev, int *n_entries)
> * in either FDI or DP modes only, as HDMI connections will work with both
> * of those
> */
> -static void intel_prepare_ddi_buffers(struct drm_device *dev, enum port port,
> - bool supports_hdmi)
> +static void intel_prepare_ddi_buffers(struct drm_i915_private *dev_priv,
> + enum port port, bool supports_hdmi)
> {
> - struct drm_i915_private *dev_priv = dev->dev_private;
> u32 iboost_bit = 0;
> int i, n_hdmi_entries, n_dp_entries, n_edp_entries, hdmi_default_entry,
> size;
> @@ -417,28 +414,28 @@ static void intel_prepare_ddi_buffers(struct drm_device *dev, enum port port,
> const struct ddi_buf_trans *ddi_translations_hdmi;
> const struct ddi_buf_trans *ddi_translations;
>
> - if (IS_BROXTON(dev)) {
> + if (IS_BROXTON(dev_priv)) {
> if (!supports_hdmi)
> return;
>
> /* Vswing programming for HDMI */
> - bxt_ddi_vswing_sequence(dev, hdmi_level, port,
> + bxt_ddi_vswing_sequence(dev_priv, hdmi_level, port,
> INTEL_OUTPUT_HDMI);
> return;
> - } else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> + } else if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) {
> ddi_translations_fdi = NULL;
> ddi_translations_dp =
> - skl_get_buf_trans_dp(dev, &n_dp_entries);
> + skl_get_buf_trans_dp(dev_priv, &n_dp_entries);
> ddi_translations_edp =
> - skl_get_buf_trans_edp(dev, &n_edp_entries);
> + skl_get_buf_trans_edp(dev_priv, &n_edp_entries);
> ddi_translations_hdmi =
> - skl_get_buf_trans_hdmi(dev, &n_hdmi_entries);
> + skl_get_buf_trans_hdmi(dev_priv, &n_hdmi_entries);
> hdmi_default_entry = 8;
> /* If we're boosting the current, set bit 31 of trans1 */
> if (dev_priv->vbt.ddi_port_info[port].hdmi_boost_level ||
> dev_priv->vbt.ddi_port_info[port].dp_boost_level)
> iboost_bit = 1<<31;
> - } else if (IS_BROADWELL(dev)) {
> + } else if (IS_BROADWELL(dev_priv)) {
> ddi_translations_fdi = bdw_ddi_translations_fdi;
> ddi_translations_dp = bdw_ddi_translations_dp;
> ddi_translations_edp = bdw_ddi_translations_edp;
> @@ -447,7 +444,7 @@ static void intel_prepare_ddi_buffers(struct drm_device *dev, enum port port,
> n_dp_entries = ARRAY_SIZE(bdw_ddi_translations_dp);
> n_hdmi_entries = ARRAY_SIZE(bdw_ddi_translations_hdmi);
> hdmi_default_entry = 7;
> - } else if (IS_HASWELL(dev)) {
> + } else if (IS_HASWELL(dev_priv)) {
> ddi_translations_fdi = hsw_ddi_translations_fdi;
> ddi_translations_dp = hsw_ddi_translations_dp;
> ddi_translations_edp = hsw_ddi_translations_dp;
> @@ -478,7 +475,7 @@ static void intel_prepare_ddi_buffers(struct drm_device *dev, enum port port,
> size = n_dp_entries;
> break;
> case PORT_D:
> - if (intel_dp_is_edp(dev, PORT_D)) {
> + if (intel_dp_is_edp(dev_priv->dev, PORT_D)) {
> ddi_translations = ddi_translations_edp;
> size = n_edp_entries;
> } else {
> @@ -545,7 +542,7 @@ void intel_prepare_ddi(struct drm_device *dev)
> supports_hdmi = intel_dig_port &&
> intel_dig_port_supports_hdmi(intel_dig_port);
>
> - intel_prepare_ddi_buffers(dev, port, supports_hdmi);
> + intel_prepare_ddi_buffers(to_i915(dev), port, supports_hdmi);
> visited[port] = true;
> }
> }
> @@ -2062,10 +2059,9 @@ void intel_ddi_disable_pipe_clock(struct intel_crtc *intel_crtc)
> TRANS_CLK_SEL_DISABLED);
> }
>
> -static void skl_ddi_set_iboost(struct drm_device *dev, u32 level,
> - enum port port, int type)
> +static void skl_ddi_set_iboost(struct drm_i915_private *dev_priv,
> + u32 level, enum port port, int type)
> {
> - struct drm_i915_private *dev_priv = dev->dev_private;
> const struct ddi_buf_trans *ddi_translations;
> uint8_t iboost;
> uint8_t dp_iboost, hdmi_iboost;
> @@ -2080,21 +2076,21 @@ static void skl_ddi_set_iboost(struct drm_device *dev, u32 level,
> if (dp_iboost) {
> iboost = dp_iboost;
> } else {
> - ddi_translations = skl_get_buf_trans_dp(dev, &n_entries);
> + ddi_translations = skl_get_buf_trans_dp(dev_priv, &n_entries);
> iboost = ddi_translations[level].i_boost;
> }
> } else if (type == INTEL_OUTPUT_EDP) {
> if (dp_iboost) {
> iboost = dp_iboost;
> } else {
> - ddi_translations = skl_get_buf_trans_edp(dev, &n_entries);
> + ddi_translations = skl_get_buf_trans_edp(dev_priv, &n_entries);
> iboost = ddi_translations[level].i_boost;
> }
> } else if (type == INTEL_OUTPUT_HDMI) {
> if (hdmi_iboost) {
> iboost = hdmi_iboost;
> } else {
> - ddi_translations = skl_get_buf_trans_hdmi(dev, &n_entries);
> + ddi_translations = skl_get_buf_trans_hdmi(dev_priv, &n_entries);
> iboost = ddi_translations[level].i_boost;
> }
> } else {
> @@ -2119,10 +2115,9 @@ static void skl_ddi_set_iboost(struct drm_device *dev, u32 level,
> I915_WRITE(DISPIO_CR_TX_BMU_CR0, reg);
> }
>
> -static void bxt_ddi_vswing_sequence(struct drm_device *dev, u32 level,
> - enum port port, int type)
> +static void bxt_ddi_vswing_sequence(struct drm_i915_private *dev_priv,
> + u32 level, enum port port, int type)
> {
> - struct drm_i915_private *dev_priv = dev->dev_private;
> const struct bxt_ddi_buf_trans *ddi_translations;
> u32 n_entries, i;
> uint32_t val;
> @@ -2237,7 +2232,7 @@ static uint32_t translate_signal_level(int signal_levels)
> uint32_t ddi_signal_levels(struct intel_dp *intel_dp)
> {
> struct intel_digital_port *dport = dp_to_dig_port(intel_dp);
> - struct drm_device *dev = dport->base.base.dev;
> + struct drm_i915_private *dev_priv = to_i915(dport->base.base.dev);
> struct intel_encoder *encoder = &dport->base;
> uint8_t train_set = intel_dp->train_set[0];
> int signal_levels = train_set & (DP_TRAIN_VOLTAGE_SWING_MASK |
> @@ -2247,10 +2242,10 @@ uint32_t ddi_signal_levels(struct intel_dp *intel_dp)
>
> level = translate_signal_level(signal_levels);
>
> - if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> - skl_ddi_set_iboost(dev, level, port, encoder->type);
> - else if (IS_BROXTON(dev))
> - bxt_ddi_vswing_sequence(dev, level, port, encoder->type);
> + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv))
> + skl_ddi_set_iboost(dev_priv, level, port, encoder->type);
> + else if (IS_BROXTON(dev_priv))
> + bxt_ddi_vswing_sequence(dev_priv, level, port, encoder->type);
>
> return DDI_BUF_TRANS_SELECT(level);
> }
> @@ -2333,8 +2328,8 @@ static void intel_ddi_pre_enable(struct intel_encoder *intel_encoder)
> if (IS_BROXTON(dev)) {
> hdmi_level = dev_priv->vbt.
> ddi_port_info[port].hdmi_level_shift;
> - bxt_ddi_vswing_sequence(dev, hdmi_level, port,
> - INTEL_OUTPUT_HDMI);
> + bxt_ddi_vswing_sequence(dev_priv, hdmi_level, port,
> + INTEL_OUTPUT_HDMI);
> }
> intel_hdmi->set_infoframes(encoder,
> crtc->config->has_hdmi_sink,
> --
> 2.4.10
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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