drm/i915/tv: Mark the format names as constant and so avoid the memleak
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
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974b93315b
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763a4a0191
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@ -48,7 +48,7 @@ struct intel_tv {
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struct intel_encoder base;
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int type;
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char *tv_format;
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const char *tv_format;
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int margin[4];
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u32 save_TV_H_CTL_1;
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u32 save_TV_H_CTL_2;
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@ -350,7 +350,7 @@ static const struct video_levels component_levels = {
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struct tv_mode {
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char *name;
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const char *name;
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int clock;
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int refresh; /* in millihertz (for precision) */
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u32 oversample;
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@ -922,7 +922,7 @@ intel_tv_dpms(struct drm_encoder *encoder, int mode)
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}
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static const struct tv_mode *
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intel_tv_mode_lookup (char *tv_format)
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intel_tv_mode_lookup(const char *tv_format)
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{
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int i;
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@ -936,13 +936,14 @@ intel_tv_mode_lookup (char *tv_format)
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}
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static const struct tv_mode *
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intel_tv_mode_find (struct intel_tv *intel_tv)
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intel_tv_mode_find(struct intel_tv *intel_tv)
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{
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return intel_tv_mode_lookup(intel_tv->tv_format);
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}
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static enum drm_mode_status
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intel_tv_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode)
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intel_tv_mode_valid(struct drm_connector *connector,
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struct drm_display_mode *mode)
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{
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struct drm_encoder *encoder = intel_attached_encoder(connector);
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struct intel_tv *intel_tv = enc_to_intel_tv(encoder);
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@ -952,6 +953,7 @@ intel_tv_mode_valid(struct drm_connector *connector, struct drm_display_mode *mo
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if (tv_mode && abs(tv_mode->refresh - drm_mode_vrefresh(mode) * 1000)
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< 1000)
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return MODE_OK;
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return MODE_CLOCK_RANGE;
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}
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@ -1369,11 +1371,10 @@ intel_tv_detect(struct drm_connector *connector)
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return connector_status_connected;
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}
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static struct input_res {
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char *name;
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static const struct input_res {
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const char *name;
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int w, h;
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} input_res_table[] =
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{
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} input_res_table[] = {
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{"640x480", 640, 480},
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{"800x600", 800, 600},
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{"1024x768", 1024, 768},
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@ -1424,7 +1425,7 @@ intel_tv_get_modes(struct drm_connector *connector)
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for (j = 0; j < ARRAY_SIZE(input_res_table);
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j++) {
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struct input_res *input = &input_res_table[j];
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const struct input_res *input = &input_res_table[j];
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unsigned int hactive_s = input->w;
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unsigned int vactive_s = input->h;
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@ -1601,7 +1602,7 @@ intel_tv_init(struct drm_device *dev)
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struct intel_encoder *intel_encoder;
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struct intel_connector *intel_connector;
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u32 tv_dac_on, tv_dac_off, save_tv_dac;
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char **tv_format_names;
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char *tv_format_names[ARRAY_SIZE(tv_modes)];
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int i, initial_mode = 0;
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if ((I915_READ(TV_CTL) & TV_FUSE_STATE_MASK) == TV_FUSE_STATE_DISABLED)
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@ -1672,7 +1673,7 @@ intel_tv_init(struct drm_device *dev)
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intel_tv->margin[TV_MARGIN_RIGHT] = 46;
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intel_tv->margin[TV_MARGIN_BOTTOM] = 37;
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intel_tv->tv_format = kstrdup(tv_modes[initial_mode].name, GFP_KERNEL);
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intel_tv->tv_format = tv_modes[initial_mode].name;
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drm_encoder_helper_add(&intel_encoder->enc, &intel_tv_helper_funcs);
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drm_connector_helper_add(connector, &intel_tv_connector_helper_funcs);
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@ -1680,13 +1681,11 @@ intel_tv_init(struct drm_device *dev)
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connector->doublescan_allowed = false;
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/* Create TV properties then attach current values */
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tv_format_names = kmalloc(sizeof(char *) * ARRAY_SIZE(tv_modes),
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GFP_KERNEL);
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if (!tv_format_names)
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goto out;
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for (i = 0; i < ARRAY_SIZE(tv_modes); i++)
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tv_format_names[i] = tv_modes[i].name;
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drm_mode_create_tv_properties(dev, ARRAY_SIZE(tv_modes), tv_format_names);
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tv_format_names[i] = (char *)tv_modes[i].name;
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drm_mode_create_tv_properties(dev,
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ARRAY_SIZE(tv_modes),
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tv_format_names);
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drm_connector_attach_property(connector, dev->mode_config.tv_mode_property,
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initial_mode);
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@ -1702,6 +1701,5 @@ intel_tv_init(struct drm_device *dev)
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drm_connector_attach_property(connector,
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dev->mode_config.tv_bottom_margin_property,
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intel_tv->margin[TV_MARGIN_BOTTOM]);
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out:
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drm_sysfs_connector_add(connector);
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}
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