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drm/msm/mdp5: add atomic_print_state support

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We subclass drm_plane_state, so add mdp5_plane_atomic_print_state() to
dump out our own driver specific plane state.

Signed-off-by: Rob Clark <robdclark@gmail.com>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1478358492-30738-7-git-send-email-robdclark@gmail.com
This commit is contained in:
Rob Clark 2016-11-05 11:08:11 -04:00 committed by Sean Paul
parent 6559c901cb
commit dd701ae9ce
2 changed files with 29 additions and 1 deletions
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12
drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h
View File

@ -114,6 +114,18 @@ static inline u32 mdp5_read(struct mdp5_kms *mdp5_kms, u32 reg)
return msm_readl(mdp5_kms->mmio + reg);
}
static inline const char *stage2name(enum mdp_mixer_stage_id stage)
{
static const char *names[] = {
#define NAME(n) [n] = #n
NAME(STAGE_UNUSED), NAME(STAGE_BASE),
NAME(STAGE0), NAME(STAGE1), NAME(STAGE2),
NAME(STAGE3), NAME(STAGE4), NAME(STAGE6),
#undef NAME
};
return names[stage];
}
static inline const char *pipe2name(enum mdp5_pipe pipe)
{
static const char *names[] = {

18
drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c
View File

@ -16,6 +16,7 @@
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <drm/drm_print.h>
#include "mdp5_kms.h"
struct mdp5_plane {
@ -181,6 +182,20 @@ static int mdp5_plane_atomic_get_property(struct drm_plane *plane,
#undef SET_PROPERTY
}
static void
mdp5_plane_atomic_print_state(struct drm_printer *p,
const struct drm_plane_state *state)
{
struct mdp5_plane_state *pstate = to_mdp5_plane_state(state);
drm_printf(p, "\tpremultiplied=%u\n", pstate->premultiplied);
drm_printf(p, "\tzpos=%u\n", pstate->zpos);
drm_printf(p, "\talpha=%u\n", pstate->alpha);
drm_printf(p, "\tstage=%s\n", stage2name(pstate->stage));
drm_printf(p, "\tmode_changed=%u\n", pstate->mode_changed);
drm_printf(p, "\tpending=%u\n", pstate->pending);
}
static void mdp5_plane_reset(struct drm_plane *plane)
{
struct mdp5_plane_state *mdp5_state;
@ -244,6 +259,7 @@ static const struct drm_plane_funcs mdp5_plane_funcs = {
.reset = mdp5_plane_reset,
.atomic_duplicate_state = mdp5_plane_duplicate_state,
.atomic_destroy_state = mdp5_plane_destroy_state,
.atomic_print_state = mdp5_plane_atomic_print_state,
};
static int mdp5_plane_prepare_fb(struct drm_plane *plane,
@ -913,7 +929,7 @@ struct drm_plane *mdp5_plane_init(struct drm_device *dev,
type = private_plane ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY;
ret = drm_universal_plane_init(dev, plane, 0xff, &mdp5_plane_funcs,
mdp5_plane->formats, mdp5_plane->nformats,
type, NULL);
type, "%s", mdp5_plane->name);
if (ret)
goto fail;