On Thu, Mar 09, 2017 at 04:28:20PM +0530, Shashank Sharma wrote:
> In I915 driver, there are many places where variable name for
> intel_encoder object is given as 'intel_encoder' whereas it would
> make more sense in many places to call it just 'encoder'.
>
> This patch does a similar cleanup in file intel_ddi.c.
>
> PS: There are few functions where both drm_encoder and intel_encoder
> are present. For such functions, this patch does nothing.
>
> Suggested-by: Ander Conselvan De Oliveira <conselvan2@xxxxxxxxx>
> Signed-off-by: Shashank Sharma <shashank.sharma@xxxxxxxxx>
Just FYI. This sort of cleanup is pretty nice to perform with coccinelle.
It's a somewhat frustrating tool at times, but using it generally makes
patches like this easier to review as you can mostly just review the
semantic patch and don't have to comb the actual diff too closely.
> ---
> drivers/gpu/drm/i915/intel_ddi.c | 66 ++++++++++++++++++++--------------------
> 1 file changed, 33 insertions(+), 33 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
> index 0467676..ee341ef 100644
> --- a/drivers/gpu/drm/i915/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/intel_ddi.c
> @@ -821,11 +821,11 @@ void intel_ddi_init_dp_buf_reg(struct intel_encoder *encoder)
> intel_ddi_get_crtc_encoder(struct intel_crtc *crtc)
> {
> struct drm_device *dev = crtc->base.dev;
> - struct intel_encoder *intel_encoder, *ret = NULL;
> + struct intel_encoder *encoder, *ret = NULL;
> int num_encoders = 0;
>
> - for_each_encoder_on_crtc(dev, &crtc->base, intel_encoder) {
> - ret = intel_encoder;
> + for_each_encoder_on_crtc(dev, &crtc->base, encoder) {
> + ret = encoder;
> num_encoders++;
> }
>
> @@ -1130,12 +1130,12 @@ void intel_ddi_clock_get(struct intel_encoder *encoder,
> static bool
> hsw_ddi_pll_select(struct intel_crtc *intel_crtc,
> struct intel_crtc_state *crtc_state,
> - struct intel_encoder *intel_encoder)
> + struct intel_encoder *encoder)
> {
> struct intel_shared_dpll *pll;
>
> pll = intel_get_shared_dpll(intel_crtc, crtc_state,
> - intel_encoder);
> + encoder);
> if (!pll)
> DRM_DEBUG_DRIVER("failed to find PLL for pipe %c\n",
> pipe_name(intel_crtc->pipe));
> @@ -1146,11 +1146,11 @@ void intel_ddi_clock_get(struct intel_encoder *encoder,
> static bool
> skl_ddi_pll_select(struct intel_crtc *intel_crtc,
> struct intel_crtc_state *crtc_state,
> - struct intel_encoder *intel_encoder)
> + struct intel_encoder *encoder)
> {
> struct intel_shared_dpll *pll;
>
> - pll = intel_get_shared_dpll(intel_crtc, crtc_state, intel_encoder);
> + pll = intel_get_shared_dpll(intel_crtc, crtc_state, encoder);
> if (pll == NULL) {
> DRM_DEBUG_DRIVER("failed to find PLL for pipe %c\n",
> pipe_name(intel_crtc->pipe));
> @@ -1163,9 +1163,9 @@ void intel_ddi_clock_get(struct intel_encoder *encoder,
> static bool
> bxt_ddi_pll_select(struct intel_crtc *intel_crtc,
> struct intel_crtc_state *crtc_state,
> - struct intel_encoder *intel_encoder)
> + struct intel_encoder *encoder)
> {
> - return !!intel_get_shared_dpll(intel_crtc, crtc_state, intel_encoder);
> + return !!intel_get_shared_dpll(intel_crtc, crtc_state, encoder);
> }
>
> /*
> @@ -1179,27 +1179,27 @@ bool intel_ddi_pll_select(struct intel_crtc *intel_crtc,
> struct intel_crtc_state *crtc_state)
> {
> struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev);
> - struct intel_encoder *intel_encoder =
> + struct intel_encoder *encoder =
> intel_ddi_get_crtc_new_encoder(crtc_state);
>
> if (IS_GEN9_BC(dev_priv))
> return skl_ddi_pll_select(intel_crtc, crtc_state,
> - intel_encoder);
> + encoder);
> else if (IS_GEN9_LP(dev_priv))
> return bxt_ddi_pll_select(intel_crtc, crtc_state,
> - intel_encoder);
> + encoder);
> else
> return hsw_ddi_pll_select(intel_crtc, crtc_state,
> - intel_encoder);
> + encoder);
> }
>
> void intel_ddi_set_pipe_settings(const struct intel_crtc_state *crtc_state)
> {
> struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
> struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
> - struct intel_encoder *intel_encoder = intel_ddi_get_crtc_encoder(crtc);
> + struct intel_encoder *encoder = intel_ddi_get_crtc_encoder(crtc);
> enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
> - int type = intel_encoder->type;
> + int type = encoder->type;
> uint32_t temp;
>
> if (type == INTEL_OUTPUT_DP || type == INTEL_OUTPUT_EDP || type == INTEL_OUTPUT_DP_MST) {
> @@ -1244,12 +1244,12 @@ void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
> void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state)
> {
> struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
> - struct intel_encoder *intel_encoder = intel_ddi_get_crtc_encoder(crtc);
> + struct intel_encoder *encoder = intel_ddi_get_crtc_encoder(crtc);
> struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
> enum pipe pipe = crtc->pipe;
> enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
> - enum port port = intel_ddi_get_encoder_port(intel_encoder);
> - int type = intel_encoder->type;
> + enum port port = intel_ddi_get_encoder_port(encoder);
> + int type = encoder->type;
> uint32_t temp;
>
> /* Enable TRANS_DDI_FUNC_CTL for the pipe to work in HDMI mode */
> @@ -1321,7 +1321,7 @@ void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state)
> temp |= DDI_PORT_WIDTH(crtc_state->lane_count);
> } else {
> WARN(1, "Invalid encoder type %d for pipe %c\n",
> - intel_encoder->type, pipe_name(pipe));
> + encoder->type, pipe_name(pipe));
> }
>
> I915_WRITE(TRANS_DDI_FUNC_CTL(cpu_transcoder), temp);
> @@ -1342,19 +1342,19 @@ bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector)
> {
> struct drm_device *dev = intel_connector->base.dev;
> struct drm_i915_private *dev_priv = to_i915(dev);
> - struct intel_encoder *intel_encoder = intel_connector->encoder;
> + struct intel_encoder *encoder = intel_connector->encoder;
> int type = intel_connector->base.connector_type;
> - enum port port = intel_ddi_get_encoder_port(intel_encoder);
> + enum port port = intel_ddi_get_encoder_port(encoder);
> enum pipe pipe = 0;
> enum transcoder cpu_transcoder;
> uint32_t tmp;
> bool ret;
>
> if (!intel_display_power_get_if_enabled(dev_priv,
> - intel_encoder->power_domain))
> + encoder->power_domain))
> return false;
>
> - if (!intel_encoder->get_hw_state(intel_encoder, &pipe)) {
> + if (!encoder->get_hw_state(encoder, &pipe)) {
> ret = false;
> goto out;
> }
> @@ -1393,7 +1393,7 @@ bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector)
> }
>
> out:
> - intel_display_power_put(dev_priv, intel_encoder->power_domain);
> + intel_display_power_put(dev_priv, encoder->power_domain);
>
> return ret;
> }
> @@ -1486,8 +1486,8 @@ void intel_ddi_enable_pipe_clock(const struct intel_crtc_state *crtc_state)
> {
> struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
> struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
> - struct intel_encoder *intel_encoder = intel_ddi_get_crtc_encoder(crtc);
> - enum port port = intel_ddi_get_encoder_port(intel_encoder);
> + struct intel_encoder *encoder = intel_ddi_get_crtc_encoder(crtc);
> + enum port port = intel_ddi_get_encoder_port(encoder);
> enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
>
> if (cpu_transcoder != TRANSCODER_EDP)
> @@ -1762,14 +1762,14 @@ static void intel_ddi_pre_enable_hdmi(struct intel_encoder *encoder,
> crtc_state, conn_state);
> }
>
> -static void intel_ddi_pre_enable(struct intel_encoder *intel_encoder,
> +static void intel_ddi_pre_enable(struct intel_encoder *encoder,
> struct intel_crtc_state *pipe_config,
> struct drm_connector_state *conn_state)
> {
> - int type = intel_encoder->type;
> + int type = encoder->type;
>
> if (type == INTEL_OUTPUT_DP || type == INTEL_OUTPUT_EDP) {
> - intel_ddi_pre_enable_dp(intel_encoder,
> + intel_ddi_pre_enable_dp(encoder,
> pipe_config->port_clock,
> pipe_config->lane_count,
> pipe_config->shared_dpll,
> @@ -1777,7 +1777,7 @@ static void intel_ddi_pre_enable(struct intel_encoder *intel_encoder,
> INTEL_OUTPUT_DP_MST));
> }
> if (type == INTEL_OUTPUT_HDMI) {
> - intel_ddi_pre_enable_hdmi(intel_encoder,
> + intel_ddi_pre_enable_hdmi(encoder,
> pipe_config->has_hdmi_sink,
> pipe_config, conn_state,
> pipe_config->shared_dpll);
> @@ -1836,11 +1836,11 @@ static void intel_ddi_post_disable(struct intel_encoder *intel_encoder,
> }
> }
>
> -void intel_ddi_fdi_post_disable(struct intel_encoder *intel_encoder,
> +void intel_ddi_fdi_post_disable(struct intel_encoder *encoder,
> struct intel_crtc_state *old_crtc_state,
> struct drm_connector_state *old_conn_state)
> {
> - struct drm_i915_private *dev_priv = to_i915(intel_encoder->base.dev);
> + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
> uint32_t val;
>
> /*
> @@ -1853,7 +1853,7 @@ void intel_ddi_fdi_post_disable(struct intel_encoder *intel_encoder,
> val &= ~FDI_RX_ENABLE;
> I915_WRITE(FDI_RX_CTL(PIPE_A), val);
>
> - intel_ddi_post_disable(intel_encoder, old_crtc_state, old_conn_state);
> + intel_ddi_post_disable(encoder, old_crtc_state, old_conn_state);
>
> val = I915_READ(FDI_RX_MISC(PIPE_A));
> val &= ~(FDI_RX_PWRDN_LANE1_MASK | FDI_RX_PWRDN_LANE0_MASK);
> --
> 1.9.1
>
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> Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
--
Ville Syrjälä
Intel OTC
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