diff options
author | José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-04-11 10:41:07 +0300 |
---|---|---|
committer | José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-04-13 08:17:18 +0300 |
commit | e09b41010ba33a20a87472ee821fa407a5b8da36 (patch) | |
tree | d10dc367189862e7ca5c592f033dc3726e1df4e3 /kernel/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c | |
parent | f93b97fd65072de626c074dbe099a1fff05ce060 (diff) |
These changes are the raw update to linux-4.4.6-rt14. Kernel sources
are taken from kernel.org, and rt patch from the rt wiki download page.
During the rebasing, the following patch collided:
Force tick interrupt and get rid of softirq magic(I70131fb85).
Collisions have been removed because its logic was found on the
source already.
Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769
Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'kernel/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c')
-rw-r--r-- | kernel/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c | 47 |
1 files changed, 38 insertions, 9 deletions
diff --git a/kernel/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c b/kernel/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c index d847b9436..077f7521a 100644 --- a/kernel/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c +++ b/kernel/drivers/gpu/drm/msm/mdp/mdp4/mdp4_kms.c @@ -119,6 +119,8 @@ static int mdp4_hw_init(struct msm_kms *kms) if (mdp4_kms->rev > 1) mdp4_write(mdp4_kms, REG_MDP4_RESET_STATUS, 1); + dev->mode_config.allow_fb_modifiers = true; + out: pm_runtime_put_sync(dev->dev); @@ -157,6 +159,12 @@ static void mdp4_complete_commit(struct msm_kms *kms, struct drm_atomic_state *s mdp4_disable(mdp4_kms); } +static void mdp4_wait_for_crtc_commit_done(struct msm_kms *kms, + struct drm_crtc *crtc) +{ + mdp4_crtc_wait_for_commit_done(crtc); +} + static long mdp4_round_pixclk(struct msm_kms *kms, unsigned long rate, struct drm_encoder *encoder) { @@ -195,6 +203,7 @@ static const struct mdp_kms_funcs kms_funcs = { .disable_vblank = mdp4_disable_vblank, .prepare_commit = mdp4_prepare_commit, .complete_commit = mdp4_complete_commit, + .wait_for_crtc_commit_done = mdp4_wait_for_crtc_commit_done, .get_format = mdp_get_format, .round_pixclk = mdp4_round_pixclk, .preclose = mdp4_preclose, @@ -232,22 +241,37 @@ int mdp4_enable(struct mdp4_kms *mdp4_kms) } #ifdef CONFIG_OF -static struct drm_panel *detect_panel(struct drm_device *dev, const char *name) +static struct drm_panel *detect_panel(struct drm_device *dev) { - struct device_node *n; + struct device_node *endpoint, *panel_node; + struct device_node *np = dev->dev->of_node; struct drm_panel *panel = NULL; - n = of_parse_phandle(dev->dev->of_node, name, 0); - if (n) { - panel = of_drm_find_panel(n); - if (!panel) - panel = ERR_PTR(-EPROBE_DEFER); + endpoint = of_graph_get_next_endpoint(np, NULL); + if (!endpoint) { + dev_err(dev->dev, "no valid endpoint\n"); + return ERR_PTR(-ENODEV); + } + + panel_node = of_graph_get_remote_port_parent(endpoint); + if (!panel_node) { + dev_err(dev->dev, "no valid panel node\n"); + of_node_put(endpoint); + return ERR_PTR(-ENODEV); + } + + of_node_put(endpoint); + + panel = of_drm_find_panel(panel_node); + if (!panel) { + of_node_put(panel_node); + return ERR_PTR(-EPROBE_DEFER); } return panel; } #else -static struct drm_panel *detect_panel(struct drm_device *dev, const char *name) +static struct drm_panel *detect_panel(struct drm_device *dev) { // ??? maybe use a module param to specify which panel is attached? } @@ -285,7 +309,7 @@ static int modeset_init(struct mdp4_kms *mdp4_kms) * Setup the LCDC/LVDS path: RGB2 -> DMA_P -> LCDC -> LVDS: */ - panel = detect_panel(dev, "qcom,lvds-panel"); + panel = detect_panel(dev); if (IS_ERR(panel)) { ret = PTR_ERR(panel); dev_err(dev->dev, "failed to detect LVDS panel: %d\n", ret); @@ -518,6 +542,11 @@ struct msm_kms *mdp4_kms_init(struct drm_device *dev) goto fail; } + dev->mode_config.min_width = 0; + dev->mode_config.min_height = 0; + dev->mode_config.max_width = 2048; + dev->mode_config.max_height = 2048; + return kms; fail: |