Re: [Intel-gfx] [igt PATCH 3/5] lib: add kmstest_get_connector_config
Reviewed-by: Rodrigo Vivi rodrigo.v...@gmail.com
On Fri, May 31, 2013 at 6:23 AM, Imre Deak imre.d...@intel.com wrote:
This is used by multiple test cases, so make it shared.
Signed-off-by: Imre Deak imre.d...@intel.com
---
lib/drmtest.c | 134
lib/drmtest.h | 14 ++
tests/kms_flip.c| 115
tests/testdisplay.c | 134
+++-
4 files changed, 206 insertions(+), 191 deletions(-)
diff --git a/lib/drmtest.c b/lib/drmtest.c
index 3ad77a8..7368077 100644
--- a/lib/drmtest.c
+++ b/lib/drmtest.c
@@ -1317,3 +1317,137 @@ int drmtest_set_vt_graphics_mode(void)
return orig_vt_mode 0 ? -1 : 0;
}
+static int get_connector_default_mode(int drm_fd, drmModeConnector
*connector,
+ drmModeModeInfo *mode)
+{
+ drmModeRes *resources;
+ int i;
+
+ resources = drmModeGetResources(drm_fd);
+ if (!resources) {
+ perror(drmModeGetResources failed);
+
+ return -1;
+ }
+
+ if (!connector-count_modes) {
+ fprintf(stderr, no modes for connector %d\n,
+ connector-connector_id);
+ drmModeFreeResources(resources);
+
+ return -1;
+ }
+
+ for (i = 0; i connector-count_modes; i++) {
+ if (i == 0 ||
+ connector-modes[i].type DRM_MODE_TYPE_PREFERRED) {
+ *mode = connector-modes[i];
+ if (mode-type DRM_MODE_TYPE_PREFERRED)
+ break;
+ }
+ }
+
+ drmModeFreeResources(resources);
+
+ return 0;
+}
+
+int kmstest_get_connector_config(int drm_fd, uint32_t connector_id,
+unsigned long crtc_idx_mask,
+struct kmstest_connector_config *config)
+{
+ drmModeRes *resources;
+ drmModeConnector *connector;
+ drmModeEncoder *encoder;
+ int i, j;
+
+ resources = drmModeGetResources(drm_fd);
+ if (!resources) {
+ perror(drmModeGetResources failed);
+ goto err1;
+ }
+
+ /* First, find the connector mode */
+ connector = drmModeGetConnector(drm_fd, connector_id);
+ if (!connector)
+ goto err2;
+
+ if (connector-connection != DRM_MODE_CONNECTED)
+ goto err3;
+
+ if (!connector-count_modes) {
+ fprintf(stderr, connector %d has no modes\n, connector_id);
+ goto err3;
+ }
+
+ if (connector-connector_id != connector_id) {
+ fprintf(stderr, connector id doesn't match (%d != %d)\n,
+ connector-connector_id, connector_id);
+ goto err3;
+ }
+
+ /*
+* Find given CRTC if crtc_id != 0 or else the first CRTC not in use.
+* In both cases find the first compatible encoder and skip the CRTC
+* if there is non such.
+*/
+ encoder = NULL; /* suppress GCC warning */
+ for (i = 0; i resources-count_crtcs; i++) {
+ if (!resources-crtcs[i] || !(crtc_idx_mask (1 i)))
+ continue;
+
+ /* Now get a compatible encoder */
+ for (j = 0; j connector-count_encoders; j++) {
+ encoder = drmModeGetEncoder(drm_fd,
+ connector-encoders[j]);
+
+ if (!encoder) {
+ fprintf(stderr, could not get encoder %d:
%s\n,
+ resources-encoders[j],
strerror(errno));
+
+ continue;
+ }
+
+ if (encoder-possible_crtcs (1 i))
+ goto found;
+
+ drmModeFreeEncoder(encoder);
+ }
+ }
+
+ fprintf(stderr,
+ no crtc with a compatible encoder (crtc_idx_mask %08lx)\n,
+ crtc_idx_mask);
+ goto err3;
+
+found:
+ if (get_connector_default_mode(drm_fd, connector,
+ config-default_mode) 0)
+ goto err4;
+
+ config-connector = connector;
+ config-encoder = encoder;
+ config-crtc = drmModeGetCrtc(drm_fd, resources-crtcs[i]);
+ config-crtc_idx = i;
+ config-pipe = kmstest_get_pipe_from_crtc_id(drm_fd,
+config-crtc-crtc_id);
+
+ drmModeFreeResources(resources);
+
+ return 0;
+err4:
+ drmModeFreeEncoder(encoder);
+err3:
+ drmModeFreeConnector(connector);
+err2:
+
[Intel-gfx] [igt PATCH 3/5] lib: add kmstest_get_connector_config
This is used by multiple test cases, so make it shared.
Signed-off-by: Imre Deak imre.d...@intel.com
---
lib/drmtest.c | 134
lib/drmtest.h | 14 ++
tests/kms_flip.c| 115
tests/testdisplay.c | 134 +++-
4 files changed, 206 insertions(+), 191 deletions(-)
diff --git a/lib/drmtest.c b/lib/drmtest.c
index 3ad77a8..7368077 100644
--- a/lib/drmtest.c
+++ b/lib/drmtest.c
@@ -1317,3 +1317,137 @@ int drmtest_set_vt_graphics_mode(void)
return orig_vt_mode 0 ? -1 : 0;
}
+static int get_connector_default_mode(int drm_fd, drmModeConnector *connector,
+ drmModeModeInfo *mode)
+{
+ drmModeRes *resources;
+ int i;
+
+ resources = drmModeGetResources(drm_fd);
+ if (!resources) {
+ perror(drmModeGetResources failed);
+
+ return -1;
+ }
+
+ if (!connector-count_modes) {
+ fprintf(stderr, no modes for connector %d\n,
+ connector-connector_id);
+ drmModeFreeResources(resources);
+
+ return -1;
+ }
+
+ for (i = 0; i connector-count_modes; i++) {
+ if (i == 0 ||
+ connector-modes[i].type DRM_MODE_TYPE_PREFERRED) {
+ *mode = connector-modes[i];
+ if (mode-type DRM_MODE_TYPE_PREFERRED)
+ break;
+ }
+ }
+
+ drmModeFreeResources(resources);
+
+ return 0;
+}
+
+int kmstest_get_connector_config(int drm_fd, uint32_t connector_id,
+unsigned long crtc_idx_mask,
+struct kmstest_connector_config *config)
+{
+ drmModeRes *resources;
+ drmModeConnector *connector;
+ drmModeEncoder *encoder;
+ int i, j;
+
+ resources = drmModeGetResources(drm_fd);
+ if (!resources) {
+ perror(drmModeGetResources failed);
+ goto err1;
+ }
+
+ /* First, find the connector mode */
+ connector = drmModeGetConnector(drm_fd, connector_id);
+ if (!connector)
+ goto err2;
+
+ if (connector-connection != DRM_MODE_CONNECTED)
+ goto err3;
+
+ if (!connector-count_modes) {
+ fprintf(stderr, connector %d has no modes\n, connector_id);
+ goto err3;
+ }
+
+ if (connector-connector_id != connector_id) {
+ fprintf(stderr, connector id doesn't match (%d != %d)\n,
+ connector-connector_id, connector_id);
+ goto err3;
+ }
+
+ /*
+* Find given CRTC if crtc_id != 0 or else the first CRTC not in use.
+* In both cases find the first compatible encoder and skip the CRTC
+* if there is non such.
+*/
+ encoder = NULL; /* suppress GCC warning */
+ for (i = 0; i resources-count_crtcs; i++) {
+ if (!resources-crtcs[i] || !(crtc_idx_mask (1 i)))
+ continue;
+
+ /* Now get a compatible encoder */
+ for (j = 0; j connector-count_encoders; j++) {
+ encoder = drmModeGetEncoder(drm_fd,
+ connector-encoders[j]);
+
+ if (!encoder) {
+ fprintf(stderr, could not get encoder %d:
%s\n,
+ resources-encoders[j],
strerror(errno));
+
+ continue;
+ }
+
+ if (encoder-possible_crtcs (1 i))
+ goto found;
+
+ drmModeFreeEncoder(encoder);
+ }
+ }
+
+ fprintf(stderr,
+ no crtc with a compatible encoder (crtc_idx_mask %08lx)\n,
+ crtc_idx_mask);
+ goto err3;
+
+found:
+ if (get_connector_default_mode(drm_fd, connector,
+ config-default_mode) 0)
+ goto err4;
+
+ config-connector = connector;
+ config-encoder = encoder;
+ config-crtc = drmModeGetCrtc(drm_fd, resources-crtcs[i]);
+ config-crtc_idx = i;
+ config-pipe = kmstest_get_pipe_from_crtc_id(drm_fd,
+config-crtc-crtc_id);
+
+ drmModeFreeResources(resources);
+
+ return 0;
+err4:
+ drmModeFreeEncoder(encoder);
+err3:
+ drmModeFreeConnector(connector);
+err2:
+ drmModeFreeResources(resources);
+err1:
+ return -1;
+}
+
+void kmstest_free_connector_config(struct kmstest_connector_config *config)
+{
+ drmModeFreeCrtc(config-crtc);
+ drmModeFreeEncoder(config-encoder);
+ drmModeFreeConnector(config-connector);
+}
diff --git
