Your subject needs to be changed and a commit log added.
> diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c
> b/drivers/gpu/drm/radeon/radeon_connectors.c
[]
> @@ -37,6 +37,8 @@
> #include <linux/pm_runtime.h>
> #include <linux/vga_switcheroo.h>
>
> +extern int hdmimhz;
> +
> static int radeon_dp_handle_hpd(struct drm_connector *connector)
> {
> struct radeon_connector *radeon_connector =
> to_radeon_connector(connector);
> @@ -503,7 +505,7 @@ static void radeon_add_common_modes(struct drm_encoder
> *encoder, struct drm_conn
> struct mode_size {
> int w;
> int h;
> - } common_modes[17] = {
> + } common_modes[18] = {
probably better without a specific array size
> { 640, 480},
> { 720, 480},
> { 800, 600},
> @@ -520,10 +522,11 @@ static void radeon_add_common_modes(struct drm_encoder
> *encoder, struct drm_conn
> {1680, 1050},
> {1600, 1200},
> {1920, 1080},
> - {1920, 1200}
> + {1920, 1200},
> + {2560, 1080}
> };
>
>
> - for (i = 0; i < 17; i++) {
> + for (i = 0; i < 18; i++) {
for (i = 0; i < ARRAY_SIZE(common_modes); i++) {
> @@ -1491,25 +1494,32 @@ static enum drm_mode_status
> radeon_dvi_mode_valid(struct drm_connector *connecto
> (mode->clock > 135000))
> return MODE_CLOCK_HIGH;
>
>
> - if (radeon_connector->use_digital && (mode->clock > 165000)) {
> + if (radeon_connector->use_digital && (mode->clock > (hdmimhz * 1000))) {
> if ((radeon_connector->connector_object_id ==
> CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
> (radeon_connector->connector_object_id ==
> CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
> - (radeon_connector->connector_object_id ==
> CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
> + (radeon_connector->connector_object_id ==
> CONNECTOR_OBJECT_ID_HDMI_TYPE_B)){
> + printk("MODE_CLOCK_HIHG0 %d", hdmimhz);
unnecessary debugging printks?
