drm/i915/audio: rename N value getter to emphasize it's for hdmi

We'll be getting a function and a table for dp parameters soon enough,
so rename the function and table for hdmi. No functional changes.

Cc: Libin Yang <libin.yang@linux.intel.com>
Reviewed-by: Libin Yang <libin.yang@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/3d1c61cab70b6a2966db9b6115b76edbd747a835.1476111629.git.jani.nikula@intel.com

diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c
index db46ead..904e7c3 100644 (file)
--- a/drivers/gpu/drm/i915/intel_audio.c
+++ b/drivers/gpu/drm/i915/intel_audio.c
@@ -81,7 +81,7 @@ static const struct {
        int clock;
        int n;
        int cts;
-} aud_ncts[] = {
+} hdmi_aud_ncts[] = {
        { 44100, TMDS_296M, 4459, 234375 },
        { 44100, TMDS_297M, 4704, 247500 },
        { 48000, TMDS_296M, 5824, 281250 },
@@ -121,15 +121,15 @@ static u32 audio_config_hdmi_pixel_clock(const struct drm_display_mode *adjusted
        return hdmi_audio_clock[i].config;
 }
 
-static int audio_config_get_n(const struct drm_display_mode *adjusted_mode,
-                             int rate)
+static int audio_config_hdmi_get_n(const struct drm_display_mode *adjusted_mode,
+                                  int rate)
 {
        int i;
 
-       for (i = 0; i < ARRAY_SIZE(aud_ncts); i++) {
-               if ((rate == aud_ncts[i].sample_rate) &&
-                       (adjusted_mode->crtc_clock == aud_ncts[i].clock)) {
-                       return aud_ncts[i].n;
+       for (i = 0; i < ARRAY_SIZE(hdmi_aud_ncts); i++) {
+               if (rate == hdmi_aud_ncts[i].sample_rate &&
+                   adjusted_mode->crtc_clock == hdmi_aud_ncts[i].clock) {
+                       return hdmi_aud_ncts[i].n;
                }
        }
        return 0;
@@ -256,7 +256,7 @@ hsw_hdmi_audio_config_update(struct intel_crtc *intel_crtc, enum port port,
 
        if (adjusted_mode->crtc_clock == TMDS_296M ||
            adjusted_mode->crtc_clock == TMDS_297M) {
-               n = audio_config_get_n(adjusted_mode, rate);
+               n = audio_config_hdmi_get_n(adjusted_mode, rate);
                if (n != 0) {
                        tmp &= ~AUD_CONFIG_N_MASK;
                        tmp |= AUD_CONFIG_N(n);