This patch adds the struct drm_connector_helper_funcs with some necessary hooks. Additionally, it also adds some missing hooks at drm_connector_funcs.
Signed-off-by: Rodrigo Siqueira rodrigosiqueiramelo@gmail.com --- drivers/gpu/drm/vkms/vkms_drv.c | 6 ------ drivers/gpu/drm/vkms/vkms_drv.h | 9 +++++++++ drivers/gpu/drm/vkms/vkms_output.c | 27 +++++++++++++++++++++++++++ 3 files changed, 36 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c index cc046fff985c..fe93f8c17997 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.c +++ b/drivers/gpu/drm/vkms/vkms_drv.c @@ -19,12 +19,6 @@ #define DRIVER_MAJOR 1 #define DRIVER_MINOR 0
-#define XRES_MIN 32 -#define YRES_MIN 32 - -#define XRES_MAX 8192 -#define YRES_MAX 8192 - static struct vkms_device *vkms_device;
static const struct file_operations vkms_driver_fops = { diff --git a/drivers/gpu/drm/vkms/vkms_drv.h b/drivers/gpu/drm/vkms/vkms_drv.h index 54bb3dd2b2c1..76f1720f81a5 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.h +++ b/drivers/gpu/drm/vkms/vkms_drv.h @@ -6,6 +6,15 @@ #include <drm/drm_gem.h> #include <drm/drm_encoder.h>
+#define XRES_MIN 32 +#define YRES_MIN 32 + +#define XRES_DEF 1024 +#define YRES_DEF 768 + +#define XRES_MAX 8192 +#define YRES_MAX 8192 + static const u32 vkms_formats[] = { DRM_FORMAT_XRGB8888, }; diff --git a/drivers/gpu/drm/vkms/vkms_output.c b/drivers/gpu/drm/vkms/vkms_output.c index 48143eac3c12..fef3b1c1b054 100644 --- a/drivers/gpu/drm/vkms/vkms_output.c +++ b/drivers/gpu/drm/vkms/vkms_output.c @@ -8,6 +8,7 @@
#include "vkms_drv.h" #include <drm/drm_crtc_helper.h> +#include <drm/drm_atomic_helper.h>
static void vkms_connector_destroy(struct drm_connector *connector) { @@ -18,12 +19,36 @@ static void vkms_connector_destroy(struct drm_connector *connector) static const struct drm_connector_funcs vkms_connector_funcs = { .fill_modes = drm_helper_probe_single_connector_modes, .destroy = vkms_connector_destroy, + .reset = drm_atomic_helper_connector_reset, + .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, };
static const struct drm_encoder_funcs vkms_encoder_funcs = { .destroy = drm_encoder_cleanup, };
+static int vkms_conn_get_modes(struct drm_connector *connector) +{ + int count; + + count = drm_add_modes_noedid(connector, XRES_MAX, YRES_MAX); + drm_set_preferred_mode(connector, XRES_DEF, YRES_DEF); + + return count; +} + +static int vkms_conn_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + return MODE_OK; +} + +static const struct drm_connector_helper_funcs vkms_conn_helper_funcs = { + .get_modes = vkms_conn_get_modes, + .mode_valid = vkms_conn_mode_valid, +}; + int vkms_output_init(struct vkms_device *vkmsdev) { struct vkms_output *output = &vkmsdev->output; @@ -49,6 +74,8 @@ int vkms_output_init(struct vkms_device *vkmsdev) goto err_connector; }
+ drm_connector_helper_add(connector, &vkms_conn_helper_funcs); + ret = drm_connector_register(connector); if (ret) { DRM_ERROR("Failed to register connector\n");