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path: root/drivers/gpu/drm/omapdrm/omap_encoder.c
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Diffstat (limited to 'drivers/gpu/drm/omapdrm/omap_encoder.c')
-rw-r--r--drivers/gpu/drm/omapdrm/omap_encoder.c99
1 files changed, 36 insertions, 63 deletions
diff --git a/drivers/gpu/drm/omapdrm/omap_encoder.c b/drivers/gpu/drm/omapdrm/omap_encoder.c
index 7445fb1491ae..7d9b32a0eb43 100644
--- a/drivers/gpu/drm/omapdrm/omap_encoder.c
+++ b/drivers/gpu/drm/omapdrm/omap_encoder.c
@@ -17,16 +17,14 @@
17 * this program. If not, see <http://www.gnu.org/licenses/>. 17 * this program. If not, see <http://www.gnu.org/licenses/>.
18 */ 18 */
19 19
20#include <linux/list.h>
21
22#include <drm/drm_crtc.h>
23#include <drm/drm_crtc_helper.h>
20#include <drm/drm_edid.h> 24#include <drm/drm_edid.h>
21 25
22#include "omap_drv.h" 26#include "omap_drv.h"
23 27
24#include "drm_crtc.h"
25#include "drm_crtc_helper.h"
26
27#include <linux/list.h>
28
29
30/* 28/*
31 * encoder funcs 29 * encoder funcs
32 */ 30 */
@@ -54,8 +52,6 @@ static void omap_encoder_destroy(struct drm_encoder *encoder)
54{ 52{
55 struct omap_encoder *omap_encoder = to_omap_encoder(encoder); 53 struct omap_encoder *omap_encoder = to_omap_encoder(encoder);
56 54
57 omap_encoder_set_enabled(encoder, false);
58
59 drm_encoder_cleanup(encoder); 55 drm_encoder_cleanup(encoder);
60 kfree(omap_encoder); 56 kfree(omap_encoder);
61} 57}
@@ -64,29 +60,6 @@ static const struct drm_encoder_funcs omap_encoder_funcs = {
64 .destroy = omap_encoder_destroy, 60 .destroy = omap_encoder_destroy,
65}; 61};
66 62
67/*
68 * The CRTC drm_crtc_helper_set_mode() doesn't really give us the right
69 * order.. the easiest way to work around this for now is to make all
70 * the encoder-helper's no-op's and have the omap_crtc code take care
71 * of the sequencing and call us in the right points.
72 *
73 * Eventually to handle connecting CRTCs to different encoders properly,
74 * either the CRTC helpers need to change or we need to replace
75 * drm_crtc_helper_set_mode(), but lets wait until atomic-modeset for
76 * that.
77 */
78
79static void omap_encoder_dpms(struct drm_encoder *encoder, int mode)
80{
81}
82
83static bool omap_encoder_mode_fixup(struct drm_encoder *encoder,
84 const struct drm_display_mode *mode,
85 struct drm_display_mode *adjusted_mode)
86{
87 return true;
88}
89
90static void omap_encoder_mode_set(struct drm_encoder *encoder, 63static void omap_encoder_mode_set(struct drm_encoder *encoder,
91 struct drm_display_mode *mode, 64 struct drm_display_mode *mode,
92 struct drm_display_mode *adjusted_mode) 65 struct drm_display_mode *adjusted_mode)
@@ -118,44 +91,18 @@ static void omap_encoder_mode_set(struct drm_encoder *encoder,
118 } 91 }
119} 92}
120 93
121static void omap_encoder_prepare(struct drm_encoder *encoder) 94static void omap_encoder_disable(struct drm_encoder *encoder)
122{
123}
124
125static void omap_encoder_commit(struct drm_encoder *encoder)
126{
127}
128
129static const struct drm_encoder_helper_funcs omap_encoder_helper_funcs = {
130 .dpms = omap_encoder_dpms,
131 .mode_fixup = omap_encoder_mode_fixup,
132 .mode_set = omap_encoder_mode_set,
133 .prepare = omap_encoder_prepare,
134 .commit = omap_encoder_commit,
135};
136
137/*
138 * Instead of relying on the helpers for modeset, the omap_crtc code
139 * calls these functions in the proper sequence.
140 */
141
142int omap_encoder_set_enabled(struct drm_encoder *encoder, bool enabled)
143{ 95{
144 struct omap_encoder *omap_encoder = to_omap_encoder(encoder); 96 struct omap_encoder *omap_encoder = to_omap_encoder(encoder);
145 struct omap_dss_device *dssdev = omap_encoder->dssdev; 97 struct omap_dss_device *dssdev = omap_encoder->dssdev;
146 struct omap_dss_driver *dssdrv = dssdev->driver; 98 struct omap_dss_driver *dssdrv = dssdev->driver;
147 99
148 if (enabled) { 100 dssdrv->disable(dssdev);
149 return dssdrv->enable(dssdev);
150 } else {
151 dssdrv->disable(dssdev);
152 return 0;
153 }
154} 101}
155 102
156int omap_encoder_update(struct drm_encoder *encoder, 103static int omap_encoder_update(struct drm_encoder *encoder,
157 struct omap_overlay_manager *mgr, 104 enum omap_channel channel,
158 struct omap_video_timings *timings) 105 struct omap_video_timings *timings)
159{ 106{
160 struct drm_device *dev = encoder->dev; 107 struct drm_device *dev = encoder->dev;
161 struct omap_encoder *omap_encoder = to_omap_encoder(encoder); 108 struct omap_encoder *omap_encoder = to_omap_encoder(encoder);
@@ -163,7 +110,7 @@ int omap_encoder_update(struct drm_encoder *encoder,
163 struct omap_dss_driver *dssdrv = dssdev->driver; 110 struct omap_dss_driver *dssdrv = dssdev->driver;
164 int ret; 111 int ret;
165 112
166 dssdev->src->manager = mgr; 113 dssdev->src->manager = omap_dss_get_overlay_manager(channel);
167 114
168 if (dssdrv->check_timings) { 115 if (dssdrv->check_timings) {
169 ret = dssdrv->check_timings(dssdev, timings); 116 ret = dssdrv->check_timings(dssdev, timings);
@@ -189,6 +136,32 @@ int omap_encoder_update(struct drm_encoder *encoder,
189 return 0; 136 return 0;
190} 137}
191 138
139static void omap_encoder_enable(struct drm_encoder *encoder)
140{
141 struct omap_encoder *omap_encoder = to_omap_encoder(encoder);
142 struct omap_dss_device *dssdev = omap_encoder->dssdev;
143 struct omap_dss_driver *dssdrv = dssdev->driver;
144
145 omap_encoder_update(encoder, omap_crtc_channel(encoder->crtc),
146 omap_crtc_timings(encoder->crtc));
147
148 dssdrv->enable(dssdev);
149}
150
151static int omap_encoder_atomic_check(struct drm_encoder *encoder,
152 struct drm_crtc_state *crtc_state,
153 struct drm_connector_state *conn_state)
154{
155 return 0;
156}
157
158static const struct drm_encoder_helper_funcs omap_encoder_helper_funcs = {
159 .mode_set = omap_encoder_mode_set,
160 .disable = omap_encoder_disable,
161 .enable = omap_encoder_enable,
162 .atomic_check = omap_encoder_atomic_check,
163};
164
192/* initialize encoder */ 165/* initialize encoder */
193struct drm_encoder *omap_encoder_init(struct drm_device *dev, 166struct drm_encoder *omap_encoder_init(struct drm_device *dev,
194 struct omap_dss_device *dssdev) 167 struct omap_dss_device *dssdev)