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drm/ast: Use simple encoder

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The ast driver uses an empty implementation for its encoder. Replace
the code with the generic simple encoder.

v2:
	* rebase onto new simple-encoder interface

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200228081828.18463-3-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann
2020-02-28 09:18:26 +01:00
parent 63170ac6f2
commit 4220fdf027
2 changed files with 9 additions and 22 deletions
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25
drivers/gpu/drm/ast/ast_mode.c
View File

@@ -40,6 +40,7 @@
#include <drm/drm_gem_vram_helper.h>
#include <drm/drm_plane_helper.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_simple_kms_helper.h>
#include "ast_drv.h"
#include "ast_tables.h"
@@ -957,28 +958,18 @@ err_kfree:
* Encoder
*/
static void ast_encoder_destroy(struct drm_encoder *encoder)
{
drm_encoder_cleanup(encoder);
kfree(encoder);
}
static const struct drm_encoder_funcs ast_enc_funcs = {
.destroy = ast_encoder_destroy,
};
static int ast_encoder_init(struct drm_device *dev)
{
struct ast_encoder *ast_encoder;
struct ast_private *ast = dev->dev_private;
struct drm_encoder *encoder = &ast->encoder;
int ret;
ast_encoder = kzalloc(sizeof(struct ast_encoder), GFP_KERNEL);
if (!ast_encoder)
return -ENOMEM;
ret = drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_DAC);
if (ret)
return ret;
drm_encoder_init(dev, &ast_encoder->base, &ast_enc_funcs,
DRM_MODE_ENCODER_DAC, NULL);
encoder->possible_crtcs = 1;
ast_encoder->base.possible_crtcs = 1;
return 0;
}