On Tue, 2015-09-08 at 13:40 +0300, ville.syrjala@xxxxxxxxxxxxxxx wrote:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>
> Rename the function argument to 'adjusted_mode' whenever the function
> only ever gets passed the adjusted_mode.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_drv.h | 2 +-
> drivers/gpu/drm/i915/intel_audio.c | 17 +++++++++--------
> drivers/gpu/drm/i915/intel_dsi.c | 16 ++++++++--------
> drivers/gpu/drm/i915/intel_panel.c | 36 ++++++++++++++++++------------------
> drivers/gpu/drm/i915/intel_sdvo.c | 6 +++---
> drivers/gpu/drm/i915/intel_sprite.c | 8 +++++---
> 6 files changed, 44 insertions(+), 41 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 503dff5..4f4b504 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -646,7 +646,7 @@ struct drm_i915_display_funcs {
> void (*crtc_disable)(struct drm_crtc *crtc);
> void (*audio_codec_enable)(struct drm_connector *connector,
> struct intel_encoder *encoder,
> - struct drm_display_mode *mode);
> + const struct drm_display_mode *adjusted_mode);
> void (*audio_codec_disable)(struct intel_encoder *encoder);
> void (*fdi_link_train)(struct drm_crtc *crtc);
> void (*init_clock_gating)(struct drm_device *dev);
> diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c
> index cf4f5d1..ca90ba3 100644
> --- a/drivers/gpu/drm/i915/intel_audio.c
> +++ b/drivers/gpu/drm/i915/intel_audio.c
> @@ -69,17 +69,18 @@ static const struct {
> };
>
> /* get AUD_CONFIG_PIXEL_CLOCK_HDMI_* value for mode */
> -static u32 audio_config_hdmi_pixel_clock(struct drm_display_mode *mode)
> +static u32 audio_config_hdmi_pixel_clock(const struct drm_display_mode *adjusted_mode)
> {
> int i;
>
> for (i = 0; i < ARRAY_SIZE(hdmi_audio_clock); i++) {
> - if (mode->clock == hdmi_audio_clock[i].clock)
> + if (adjusted_mode->clock == hdmi_audio_clock[i].clock)
> break;
> }
>
> if (i == ARRAY_SIZE(hdmi_audio_clock)) {
> - DRM_DEBUG_KMS("HDMI audio pixel clock setting for %d not found, falling back to defaults\n", mode->clock);
> + DRM_DEBUG_KMS("HDMI audio pixel clock setting for %d not found, falling back to defaults\n",
> + adjusted_mode->clock);
> i = 1;
> }
>
> @@ -138,7 +139,7 @@ static void g4x_audio_codec_disable(struct intel_encoder *encoder)
>
> static void g4x_audio_codec_enable(struct drm_connector *connector,
> struct intel_encoder *encoder,
> - struct drm_display_mode *mode)
> + const struct drm_display_mode *adjusted_mode)
> {
> struct drm_i915_private *dev_priv = connector->dev->dev_private;
> uint8_t *eld = connector->eld;
> @@ -203,7 +204,7 @@ static void hsw_audio_codec_disable(struct intel_encoder *encoder)
>
> static void hsw_audio_codec_enable(struct drm_connector *connector,
> struct intel_encoder *encoder,
> - struct drm_display_mode *mode)
> + const struct drm_display_mode *adjusted_mode)
> {
> struct drm_i915_private *dev_priv = connector->dev->dev_private;
> struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
> @@ -251,7 +252,7 @@ static void hsw_audio_codec_enable(struct drm_connector *connector,
> if (intel_pipe_has_type(intel_crtc, INTEL_OUTPUT_DISPLAYPORT))
> tmp |= AUD_CONFIG_N_VALUE_INDEX;
> else
> - tmp |= audio_config_hdmi_pixel_clock(mode);
> + tmp |= audio_config_hdmi_pixel_clock(adjusted_mode);
> I915_WRITE(HSW_AUD_CFG(pipe), tmp);
> }
>
> @@ -304,7 +305,7 @@ static void ilk_audio_codec_disable(struct intel_encoder *encoder)
>
> static void ilk_audio_codec_enable(struct drm_connector *connector,
> struct intel_encoder *encoder,
> - struct drm_display_mode *mode)
> + const struct drm_display_mode *adjusted_mode)
> {
> struct drm_i915_private *dev_priv = connector->dev->dev_private;
> struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
> @@ -381,7 +382,7 @@ static void ilk_audio_codec_enable(struct drm_connector *connector,
> if (intel_pipe_has_type(intel_crtc, INTEL_OUTPUT_DISPLAYPORT))
> tmp |= AUD_CONFIG_N_VALUE_INDEX;
> else
> - tmp |= audio_config_hdmi_pixel_clock(mode);
> + tmp |= audio_config_hdmi_pixel_clock(adjusted_mode);
> I915_WRITE(aud_config, tmp);
> }
>
> diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
> index 0c26ba5..55af0c5 100644
> --- a/drivers/gpu/drm/i915/intel_dsi.c
> +++ b/drivers/gpu/drm/i915/intel_dsi.c
> @@ -698,7 +698,7 @@ static u16 txbyteclkhs(u16 pixels, int bpp, int lane_count,
> }
>
> static void set_dsi_timings(struct drm_encoder *encoder,
> - const struct drm_display_mode *mode)
> + const struct drm_display_mode *adjusted_mode)
> {
> struct drm_device *dev = encoder->dev;
> struct drm_i915_private *dev_priv = dev->dev_private;
> @@ -710,10 +710,10 @@ static void set_dsi_timings(struct drm_encoder *encoder,
>
> u16 hactive, hfp, hsync, hbp, vfp, vsync, vbp;
>
> - hactive = mode->hdisplay;
> - hfp = mode->hsync_start - mode->hdisplay;
> - hsync = mode->hsync_end - mode->hsync_start;
> - hbp = mode->htotal - mode->hsync_end;
> + hactive = adjusted_mode->hdisplay;
> + hfp = adjusted_mode->hsync_start - adjusted_mode->hdisplay;
> + hsync = adjusted_mode->hsync_end - adjusted_mode->hsync_start;
> + hbp = adjusted_mode->htotal - adjusted_mode->hsync_end;
>
> if (intel_dsi->dual_link) {
> hactive /= 2;
> @@ -724,9 +724,9 @@ static void set_dsi_timings(struct drm_encoder *encoder,
> hbp /= 2;
> }
>
> - vfp = mode->vsync_start - mode->vdisplay;
> - vsync = mode->vsync_end - mode->vsync_start;
> - vbp = mode->vtotal - mode->vsync_end;
> + vfp = adjusted_mode->vsync_start - adjusted_mode->vdisplay;
> + vsync = adjusted_mode->vsync_end - adjusted_mode->vsync_start;
> + vbp = adjusted_mode->vtotal - adjusted_mode->vsync_end;
>
> /* horizontal values are in terms of high speed byte clock */
> hactive = txbyteclkhs(hactive, bpp, lane_count,
The intel_dsi.c has propably changed since the patch has been submitted
for review as the lines in 'drivers/gpu/drm/i915/intel_dsi.c:748',
'drivers/gpu/drm/i915/intel_dsi.c:750',
and 'drivers/gpu/drm/i915/intel_dsi.c:752' need some tlc as variable
'mode' needs to be renamed as 'adjusted_mode'
> diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
> index 2034438a..d071bed 100644
> --- a/drivers/gpu/drm/i915/intel_panel.c
> +++ b/drivers/gpu/drm/i915/intel_panel.c
> @@ -172,46 +172,46 @@ done:
> }
>
> static void
> -centre_horizontally(struct drm_display_mode *mode,
> +centre_horizontally(struct drm_display_mode *adjusted_mode,
> int width)
> {
> u32 border, sync_pos, blank_width, sync_width;
>
> /* keep the hsync and hblank widths constant */
> - sync_width = mode->crtc_hsync_end - mode->crtc_hsync_start;
> - blank_width = mode->crtc_hblank_end - mode->crtc_hblank_start;
> + sync_width = adjusted_mode->crtc_hsync_end - adjusted_mode->crtc_hsync_start;
> + blank_width = adjusted_mode->crtc_hblank_end - adjusted_mode->crtc_hblank_start;
> sync_pos = (blank_width - sync_width + 1) / 2;
>
> - border = (mode->hdisplay - width + 1) / 2;
> + border = (adjusted_mode->hdisplay - width + 1) / 2;
> border += border & 1; /* make the border even */
>
> - mode->crtc_hdisplay = width;
> - mode->crtc_hblank_start = width + border;
> - mode->crtc_hblank_end = mode->crtc_hblank_start + blank_width;
> + adjusted_mode->crtc_hdisplay = width;
> + adjusted_mode->crtc_hblank_start = width + border;
> + adjusted_mode->crtc_hblank_end = adjusted_mode->crtc_hblank_start + blank_width;
>
> - mode->crtc_hsync_start = mode->crtc_hblank_start + sync_pos;
> - mode->crtc_hsync_end = mode->crtc_hsync_start + sync_width;
> + adjusted_mode->crtc_hsync_start = adjusted_mode->crtc_hblank_start + sync_pos;
> + adjusted_mode->crtc_hsync_end = adjusted_mode->crtc_hsync_start + sync_width;
> }
>
> static void
> -centre_vertically(struct drm_display_mode *mode,
> +centre_vertically(struct drm_display_mode *adjusted_mode,
> int height)
> {
> u32 border, sync_pos, blank_width, sync_width;
>
> /* keep the vsync and vblank widths constant */
> - sync_width = mode->crtc_vsync_end - mode->crtc_vsync_start;
> - blank_width = mode->crtc_vblank_end - mode->crtc_vblank_start;
> + sync_width = adjusted_mode->crtc_vsync_end - adjusted_mode->crtc_vsync_start;
> + blank_width = adjusted_mode->crtc_vblank_end - adjusted_mode->crtc_vblank_start;
> sync_pos = (blank_width - sync_width + 1) / 2;
>
> - border = (mode->vdisplay - height + 1) / 2;
> + border = (adjusted_mode->vdisplay - height + 1) / 2;
>
> - mode->crtc_vdisplay = height;
> - mode->crtc_vblank_start = height + border;
> - mode->crtc_vblank_end = mode->crtc_vblank_start + blank_width;
> + adjusted_mode->crtc_vdisplay = height;
> + adjusted_mode->crtc_vblank_start = height + border;
> + adjusted_mode->crtc_vblank_end = adjusted_mode->crtc_vblank_start + blank_width;
>
> - mode->crtc_vsync_start = mode->crtc_vblank_start + sync_pos;
> - mode->crtc_vsync_end = mode->crtc_vsync_start + sync_width;
> + adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vblank_start + sync_pos;
> + adjusted_mode->crtc_vsync_end = adjusted_mode->crtc_vsync_start + sync_width;
> }
>
> static inline u32 panel_fitter_scaling(u32 source, u32 target)
> diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
> index 3a70c2f..81e9325 100644
> --- a/drivers/gpu/drm/i915/intel_sdvo.c
> +++ b/drivers/gpu/drm/i915/intel_sdvo.c
> @@ -603,11 +603,11 @@ log_fail:
> return false;
> }
>
> -static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode *mode)
> +static int intel_sdvo_get_pixel_multiplier(const struct drm_display_mode *adjusted_mode)
> {
> - if (mode->clock >= 100000)
> + if (adjusted_mode->clock >= 100000)
> return 1;
> - else if (mode->clock >= 50000)
> + else if (adjusted_mode->clock >= 50000)
> return 2;
> else
> return 4;
> diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
> index a5e599b..239afa8 100644
> --- a/drivers/gpu/drm/i915/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/intel_sprite.c
> @@ -53,13 +53,15 @@ format_is_yuv(uint32_t format)
> }
> }
>
> -static int usecs_to_scanlines(const struct drm_display_mode *mode, int usecs)
> +static int usecs_to_scanlines(const struct drm_display_mode *adjusted_mode,
> + int usecs)
> {
> /* paranoia */
> - if (!mode->crtc_htotal)
> + if (!adjusted_mode->crtc_htotal)
> return 1;
>
> - return DIV_ROUND_UP(usecs * mode->crtc_clock, 1000 * mode->crtc_htotal);
> + return DIV_ROUND_UP(usecs * adjusted_mode->crtc_clock,
> + 1000 * adjusted_mode->crtc_htotal);
> }
>
> /**
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