diff options
Diffstat (limited to 'drivers/gpu/drm/tegra')
| -rw-r--r-- | drivers/gpu/drm/tegra/dc.c | 20 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/dp.c | 67 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/dp.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/dpaux.c | 11 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/dsi.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/falcon.c | 20 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/falcon.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/gem.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/hdmi.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/hub.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/hub.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/rgb.c | 14 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/sor.c | 6 |
13 files changed, 60 insertions, 97 deletions
diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index 430b2eededb2..59d5c1ba145a 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -1025,7 +1025,8 @@ static void tegra_cursor_atomic_disable(struct drm_plane *plane, tegra_dc_writel(dc, value, DC_DISP_DISP_WIN_OPTIONS); } -static int tegra_cursor_atomic_async_check(struct drm_plane *plane, struct drm_atomic_state *state) +static int tegra_cursor_atomic_async_check(struct drm_plane *plane, struct drm_atomic_state *state, + bool flip) { struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state, plane); struct drm_crtc_state *crtc_state; @@ -1320,10 +1321,16 @@ static struct drm_plane *tegra_dc_add_shared_planes(struct drm_device *drm, if (wgrp->dc == dc->pipe) { for (j = 0; j < wgrp->num_windows; j++) { unsigned int index = wgrp->windows[j]; + enum drm_plane_type type; + + if (primary) + type = DRM_PLANE_TYPE_OVERLAY; + else + type = DRM_PLANE_TYPE_PRIMARY; plane = tegra_shared_plane_create(drm, dc, wgrp->index, - index); + index, type); if (IS_ERR(plane)) return plane; @@ -1331,10 +1338,8 @@ static struct drm_plane *tegra_dc_add_shared_planes(struct drm_device *drm, * Choose the first shared plane owned by this * head as the primary plane. */ - if (!primary) { - plane->type = DRM_PLANE_TYPE_PRIMARY; + if (!primary) primary = plane; - } } } } @@ -1388,7 +1393,10 @@ static void tegra_crtc_reset(struct drm_crtc *crtc) if (crtc->state) tegra_crtc_atomic_destroy_state(crtc, crtc->state); - __drm_atomic_helper_crtc_reset(crtc, &state->base); + if (state) + __drm_atomic_helper_crtc_reset(crtc, &state->base); + else + __drm_atomic_helper_crtc_reset(crtc, NULL); } static struct drm_crtc_state * diff --git a/drivers/gpu/drm/tegra/dp.c b/drivers/gpu/drm/tegra/dp.c index 08fbd8f151a1..990e744b0923 100644 --- a/drivers/gpu/drm/tegra/dp.c +++ b/drivers/gpu/drm/tegra/dp.c @@ -256,73 +256,6 @@ int drm_dp_link_probe(struct drm_dp_aux *aux, struct drm_dp_link *link) } /** - * drm_dp_link_power_up() - power up a DisplayPort link - * @aux: DisplayPort AUX channel - * @link: pointer to a structure containing the link configuration - * - * Returns 0 on success or a negative error code on failure. - */ -int drm_dp_link_power_up(struct drm_dp_aux *aux, struct drm_dp_link *link) -{ - u8 value; - int err; - - /* DP_SET_POWER register is only available on DPCD v1.1 and later */ - if (link->revision < 0x11) - return 0; - - err = drm_dp_dpcd_readb(aux, DP_SET_POWER, &value); - if (err < 0) - return err; - - value &= ~DP_SET_POWER_MASK; - value |= DP_SET_POWER_D0; - - err = drm_dp_dpcd_writeb(aux, DP_SET_POWER, value); - if (err < 0) - return err; - - /* - * According to the DP 1.1 specification, a "Sink Device must exit the - * power saving state within 1 ms" (Section 2.5.3.1, Table 5-52, "Sink - * Control Field" (register 0x600). - */ - usleep_range(1000, 2000); - - return 0; -} - -/** - * drm_dp_link_power_down() - power down a DisplayPort link - * @aux: DisplayPort AUX channel - * @link: pointer to a structure containing the link configuration - * - * Returns 0 on success or a negative error code on failure. - */ -int drm_dp_link_power_down(struct drm_dp_aux *aux, struct drm_dp_link *link) -{ - u8 value; - int err; - - /* DP_SET_POWER register is only available on DPCD v1.1 and later */ - if (link->revision < 0x11) - return 0; - - err = drm_dp_dpcd_readb(aux, DP_SET_POWER, &value); - if (err < 0) - return err; - - value &= ~DP_SET_POWER_MASK; - value |= DP_SET_POWER_D3; - - err = drm_dp_dpcd_writeb(aux, DP_SET_POWER, value); - if (err < 0) - return err; - - return 0; -} - -/** * drm_dp_link_configure() - configure a DisplayPort link * @aux: DisplayPort AUX channel * @link: pointer to a structure containing the link configuration diff --git a/drivers/gpu/drm/tegra/dp.h b/drivers/gpu/drm/tegra/dp.h index cb12ed0c54e7..695060cafac0 100644 --- a/drivers/gpu/drm/tegra/dp.h +++ b/drivers/gpu/drm/tegra/dp.h @@ -164,8 +164,6 @@ int drm_dp_link_remove_rate(struct drm_dp_link *link, unsigned long rate); void drm_dp_link_update_rates(struct drm_dp_link *link); int drm_dp_link_probe(struct drm_dp_aux *aux, struct drm_dp_link *link); -int drm_dp_link_power_up(struct drm_dp_aux *aux, struct drm_dp_link *link); -int drm_dp_link_power_down(struct drm_dp_aux *aux, struct drm_dp_link *link); int drm_dp_link_configure(struct drm_dp_aux *aux, struct drm_dp_link *link); int drm_dp_link_choose(struct drm_dp_link *link, const struct drm_display_mode *mode, diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c index 2cd8dcb959c0..e5297ac5c0fc 100644 --- a/drivers/gpu/drm/tegra/dpaux.c +++ b/drivers/gpu/drm/tegra/dpaux.c @@ -501,14 +501,9 @@ static int tegra_dpaux_probe(struct platform_device *pdev) dpaux->vdd = devm_regulator_get_optional(&pdev->dev, "vdd"); if (IS_ERR(dpaux->vdd)) { - if (PTR_ERR(dpaux->vdd) != -ENODEV) { - if (PTR_ERR(dpaux->vdd) != -EPROBE_DEFER) - dev_err(&pdev->dev, - "failed to get VDD supply: %ld\n", - PTR_ERR(dpaux->vdd)); - - return PTR_ERR(dpaux->vdd); - } + if (PTR_ERR(dpaux->vdd) != -ENODEV) + return dev_err_probe(&pdev->dev, PTR_ERR(dpaux->vdd), + "failed to get VDD supply\n"); dpaux->vdd = NULL; } diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c index 4a8cd9ed0a94..b5089b772267 100644 --- a/drivers/gpu/drm/tegra/dsi.c +++ b/drivers/gpu/drm/tegra/dsi.c @@ -812,7 +812,7 @@ static const struct drm_connector_funcs tegra_dsi_connector_funcs = { static enum drm_mode_status tegra_dsi_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) + const struct drm_display_mode *mode) { return MODE_OK; } @@ -1564,7 +1564,6 @@ static int tegra_dsi_ganged_probe(struct tegra_dsi *dsi) static int tegra_dsi_probe(struct platform_device *pdev) { struct tegra_dsi *dsi; - struct resource *regs; int err; dsi = devm_kzalloc(&pdev->dev, sizeof(*dsi), GFP_KERNEL); @@ -1636,8 +1635,7 @@ static int tegra_dsi_probe(struct platform_device *pdev) goto remove; } - regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); - dsi->regs = devm_ioremap_resource(&pdev->dev, regs); + dsi->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(dsi->regs)) { err = PTR_ERR(dsi->regs); goto remove; diff --git a/drivers/gpu/drm/tegra/falcon.c b/drivers/gpu/drm/tegra/falcon.c index c0d85463eb1a..17f616bbcb45 100644 --- a/drivers/gpu/drm/tegra/falcon.c +++ b/drivers/gpu/drm/tegra/falcon.c @@ -30,6 +30,14 @@ int falcon_wait_idle(struct falcon *falcon) (value == 0), 10, 100000); } +static int falcon_dma_wait_not_full(struct falcon *falcon) +{ + u32 value; + + return readl_poll_timeout(falcon->regs + FALCON_DMATRFCMD, value, + !(value & FALCON_DMATRFCMD_FULL), 10, 100000); +} + static int falcon_dma_wait_idle(struct falcon *falcon) { u32 value; @@ -44,6 +52,7 @@ static int falcon_copy_chunk(struct falcon *falcon, enum falcon_memory target) { u32 cmd = FALCON_DMATRFCMD_SIZE_256B; + int err; if (target == FALCON_MEMORY_IMEM) cmd |= FALCON_DMATRFCMD_IMEM; @@ -56,11 +65,15 @@ static int falcon_copy_chunk(struct falcon *falcon, */ cmd |= FALCON_DMATRFCMD_DMACTX(1); + err = falcon_dma_wait_not_full(falcon); + if (err < 0) + return err; + falcon_writel(falcon, offset, FALCON_DMATRFMOFFS); falcon_writel(falcon, base, FALCON_DMATRFFBOFFS); falcon_writel(falcon, cmd, FALCON_DMATRFCMD); - return falcon_dma_wait_idle(falcon); + return 0; } static void falcon_copy_firmware_image(struct falcon *falcon, @@ -191,6 +204,11 @@ int falcon_boot(struct falcon *falcon) falcon_copy_chunk(falcon, falcon->firmware.code.offset + offset, offset, FALCON_MEMORY_IMEM); + /* wait for DMA to complete */ + err = falcon_dma_wait_idle(falcon); + if (err < 0) + return err; + /* setup falcon interrupts */ falcon_writel(falcon, FALCON_IRQMSET_EXT(0xff) | FALCON_IRQMSET_SWGEN1 | diff --git a/drivers/gpu/drm/tegra/falcon.h b/drivers/gpu/drm/tegra/falcon.h index 1955cf11a8a6..902bb7e4fd0f 100644 --- a/drivers/gpu/drm/tegra/falcon.h +++ b/drivers/gpu/drm/tegra/falcon.h @@ -47,6 +47,7 @@ #define FALCON_DMATRFMOFFS 0x00001114 #define FALCON_DMATRFCMD 0x00001118 +#define FALCON_DMATRFCMD_FULL (1 << 0) #define FALCON_DMATRFCMD_IDLE (1 << 1) #define FALCON_DMATRFCMD_IMEM (1 << 4) #define FALCON_DMATRFCMD_SIZE_256B (6 << 8) diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c index ace3e5a805cf..dbc1394f96b8 100644 --- a/drivers/gpu/drm/tegra/gem.c +++ b/drivers/gpu/drm/tegra/gem.c @@ -17,7 +17,6 @@ #include <drm/drm_drv.h> #include <drm/drm_prime.h> -#include <drm/tegra_drm.h> #include "drm.h" #include "gem.h" diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c index e705f8590c13..8cd2969e7d4b 100644 --- a/drivers/gpu/drm/tegra/hdmi.c +++ b/drivers/gpu/drm/tegra/hdmi.c @@ -1137,7 +1137,7 @@ static const struct drm_connector_funcs tegra_hdmi_connector_funcs = { static enum drm_mode_status tegra_hdmi_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) + const struct drm_display_mode *mode) { struct tegra_output *output = connector_to_output(connector); struct tegra_hdmi *hdmi = to_hdmi(output); diff --git a/drivers/gpu/drm/tegra/hub.c b/drivers/gpu/drm/tegra/hub.c index fa6140fc37fb..8f779f23dc09 100644 --- a/drivers/gpu/drm/tegra/hub.c +++ b/drivers/gpu/drm/tegra/hub.c @@ -755,9 +755,9 @@ static const struct drm_plane_helper_funcs tegra_shared_plane_helper_funcs = { struct drm_plane *tegra_shared_plane_create(struct drm_device *drm, struct tegra_dc *dc, unsigned int wgrp, - unsigned int index) + unsigned int index, + enum drm_plane_type type) { - enum drm_plane_type type = DRM_PLANE_TYPE_OVERLAY; struct tegra_drm *tegra = drm->dev_private; struct tegra_display_hub *hub = tegra->hub; struct tegra_shared_plane *plane; diff --git a/drivers/gpu/drm/tegra/hub.h b/drivers/gpu/drm/tegra/hub.h index 23c4b2115ed1..a66f18c4facc 100644 --- a/drivers/gpu/drm/tegra/hub.h +++ b/drivers/gpu/drm/tegra/hub.h @@ -80,7 +80,8 @@ void tegra_display_hub_cleanup(struct tegra_display_hub *hub); struct drm_plane *tegra_shared_plane_create(struct drm_device *drm, struct tegra_dc *dc, unsigned int wgrp, - unsigned int index); + unsigned int index, + enum drm_plane_type type); int tegra_display_hub_atomic_check(struct drm_device *drm, struct drm_atomic_state *state); diff --git a/drivers/gpu/drm/tegra/rgb.c b/drivers/gpu/drm/tegra/rgb.c index 1e8ec50b759e..ff5a749710db 100644 --- a/drivers/gpu/drm/tegra/rgb.c +++ b/drivers/gpu/drm/tegra/rgb.c @@ -200,6 +200,11 @@ static const struct drm_encoder_helper_funcs tegra_rgb_encoder_helper_funcs = { .atomic_check = tegra_rgb_encoder_atomic_check, }; +static void tegra_dc_of_node_put(void *data) +{ + of_node_put(data); +} + int tegra_dc_rgb_probe(struct tegra_dc *dc) { struct device_node *np; @@ -207,7 +212,14 @@ int tegra_dc_rgb_probe(struct tegra_dc *dc) int err; np = of_get_child_by_name(dc->dev->of_node, "rgb"); - if (!np || !of_device_is_available(np)) + if (!np) + return -ENODEV; + + err = devm_add_action_or_reset(dc->dev, tegra_dc_of_node_put, np); + if (err < 0) + return err; + + if (!of_device_is_available(np)) return -ENODEV; rgb = devm_kzalloc(dc->dev, sizeof(*rgb), GFP_KERNEL); diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c index 802d2db7007a..21f3dfdcc5c9 100644 --- a/drivers/gpu/drm/tegra/sor.c +++ b/drivers/gpu/drm/tegra/sor.c @@ -1789,7 +1789,7 @@ static int tegra_sor_connector_get_modes(struct drm_connector *connector) static enum drm_mode_status tegra_sor_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) + const struct drm_display_mode *mode) { return MODE_OK; } @@ -2666,7 +2666,7 @@ static void tegra_sor_dp_disable(struct drm_encoder *encoder) * the AUX transactions would just be timing out. */ if (output->connector.status != connector_status_disconnected) { - err = drm_dp_link_power_down(sor->aux, &sor->link); + err = drm_dp_link_power_down(sor->aux, sor->link.revision); if (err < 0) dev_err(sor->dev, "failed to power down link: %d\n", err); @@ -2882,7 +2882,7 @@ static void tegra_sor_dp_enable(struct drm_encoder *encoder) else dev_dbg(sor->dev, "link training succeeded\n"); - err = drm_dp_link_power_up(sor->aux, &sor->link); + err = drm_dp_link_power_up(sor->aux, sor->link.revision); if (err < 0) dev_err(sor->dev, "failed to power up DP link: %d\n", err); |