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authorInki Dae <inki.dae@samsung.com>2012-02-13 21:09:27 -0500
committerInki Dae <inki.dae@samsung.com>2012-02-14 20:29:11 -0500
commit63fb8989e21810aa097bfa83297c33768b6ef1ca (patch)
tree8b3145ac7981bf3453241bdc6e265b7e02941af8 /drivers
parenta04afc1db975ae94f721bc3b3bf65d1d3cf1dfba (diff)
drm/exynos: added possible_clones setup function.
basically, all crtcs are possible to clone each other. Signed-off-by: Inki Dae <inki.dae@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_core.c3
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_drv.c4
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_encoder.c34
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_encoder.h1
4 files changed, 42 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c
index 661a03571d0c..d08a55896d50 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_core.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_core.c
@@ -193,6 +193,9 @@ int exynos_drm_subdrv_register(struct exynos_drm_subdrv *subdrv)
193 return err; 193 return err;
194 } 194 }
195 195
196 /* setup possible_clones. */
197 exynos_drm_encoder_setup(drm_dev);
198
196 /* 199 /*
197 * if any specific driver such as fimd or hdmi driver called 200 * if any specific driver such as fimd or hdmi driver called
198 * exynos_drm_subdrv_register() later than drm_load(), 201 * exynos_drm_subdrv_register() later than drm_load(),
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index 2ef12aa30303..76a111f54ccb 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -33,6 +33,7 @@
33 33
34#include "exynos_drm_drv.h" 34#include "exynos_drm_drv.h"
35#include "exynos_drm_crtc.h" 35#include "exynos_drm_crtc.h"
36#include "exynos_drm_encoder.h"
36#include "exynos_drm_fbdev.h" 37#include "exynos_drm_fbdev.h"
37#include "exynos_drm_fb.h" 38#include "exynos_drm_fb.h"
38#include "exynos_drm_gem.h" 39#include "exynos_drm_gem.h"
@@ -99,6 +100,9 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags)
99 if (ret) 100 if (ret)
100 goto err_vblank; 101 goto err_vblank;
101 102
103 /* setup possible_clones. */
104 exynos_drm_encoder_setup(dev);
105
102 /* 106 /*
103 * create and configure fb helper and also exynos specific 107 * create and configure fb helper and also exynos specific
104 * fbdev object. 108 * fbdev object.
diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
index 86b93dde219a..ef4754f1519b 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
@@ -195,6 +195,40 @@ static struct drm_encoder_funcs exynos_encoder_funcs = {
195 .destroy = exynos_drm_encoder_destroy, 195 .destroy = exynos_drm_encoder_destroy,
196}; 196};
197 197
198static unsigned int exynos_drm_encoder_clones(struct drm_encoder *encoder)
199{
200 struct drm_encoder *clone;
201 struct drm_device *dev = encoder->dev;
202 struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder);
203 struct exynos_drm_display_ops *display_ops =
204 exynos_encoder->manager->display_ops;
205 unsigned int clone_mask = 0;
206 int cnt = 0;
207
208 list_for_each_entry(clone, &dev->mode_config.encoder_list, head) {
209 switch (display_ops->type) {
210 case EXYNOS_DISPLAY_TYPE_LCD:
211 case EXYNOS_DISPLAY_TYPE_HDMI:
212 clone_mask |= (1 << (cnt++));
213 break;
214 default:
215 continue;
216 }
217 }
218
219 return clone_mask;
220}
221
222void exynos_drm_encoder_setup(struct drm_device *dev)
223{
224 struct drm_encoder *encoder;
225
226 DRM_DEBUG_KMS("%s\n", __FILE__);
227
228 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head)
229 encoder->possible_clones = exynos_drm_encoder_clones(encoder);
230}
231
198struct drm_encoder * 232struct drm_encoder *
199exynos_drm_encoder_create(struct drm_device *dev, 233exynos_drm_encoder_create(struct drm_device *dev,
200 struct exynos_drm_manager *manager, 234 struct exynos_drm_manager *manager,
diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.h b/drivers/gpu/drm/exynos/exynos_drm_encoder.h
index 97b087a51cb6..eb7d2316847e 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_encoder.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.h
@@ -30,6 +30,7 @@
30 30
31struct exynos_drm_manager; 31struct exynos_drm_manager;
32 32
33void exynos_drm_encoder_setup(struct drm_device *dev);
33struct drm_encoder *exynos_drm_encoder_create(struct drm_device *dev, 34struct drm_encoder *exynos_drm_encoder_create(struct drm_device *dev,
34 struct exynos_drm_manager *mgr, 35 struct exynos_drm_manager *mgr,
35 unsigned int possible_crtcs); 36 unsigned int possible_crtcs);