diff options
| -rw-r--r-- | arch/arm/plat-omap/include/plat/display.h | 4 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-taal.c | 13 | ||||
| -rw-r--r-- | drivers/video/omap2/dss/dsi.c | 30 | ||||
| -rw-r--r-- | drivers/video/omap2/omapfb/omapfb-ioctl.c | 4 |
4 files changed, 12 insertions, 39 deletions
diff --git a/arch/arm/plat-omap/include/plat/display.h b/arch/arm/plat-omap/include/plat/display.h index fa27d6895b4..a3363846e18 100644 --- a/arch/arm/plat-omap/include/plat/display.h +++ b/arch/arm/plat-omap/include/plat/display.h @@ -495,10 +495,6 @@ struct omap_dss_device { bool (*get_mirror)(struct omap_dss_device *dssdev); int (*set_mirror)(struct omap_dss_device *dssdev, bool enable); - int (*memory_read)(struct omap_dss_device *dssdev, - void *buf, size_t size, - u16 x, u16 y, u16 w, u16 h); - int (*set_wss)(struct omap_dss_device *dssdev, u32 wss); u32 (*get_wss)(struct omap_dss_device *dssdev); diff --git a/drivers/video/omap2/displays/panel-taal.c b/drivers/video/omap2/displays/panel-taal.c index e6d0954f459..5f78d3851d9 100644 --- a/drivers/video/omap2/displays/panel-taal.c +++ b/drivers/video/omap2/displays/panel-taal.c @@ -847,6 +847,10 @@ static int taal_memory_read(struct omap_dss_device *dssdev, int first = 1; int plen; unsigned buf_used = 0; + struct taal_data *td = dev_get_drvdata(&dssdev->dev); + + if (!td->enabled) + return -ENODEV; if (size < w * h * 3) return -ENOMEM; @@ -855,6 +859,8 @@ static int taal_memory_read(struct omap_dss_device *dssdev, dssdev->panel.timings.x_res * dssdev->panel.timings.y_res * 3); + dsi_bus_lock(); + /* plen 1 or 2 goes into short packet. until checksum error is fixed, * use short packets. plen 32 works, but bigger packets seem to cause * an error. */ @@ -863,11 +869,11 @@ static int taal_memory_read(struct omap_dss_device *dssdev, else plen = 2; - taal_setup_update(dssdev, x, y, w, h); + taal_set_update_window(x, y, w, h); r = dsi_vc_set_max_rx_packet_size(TCH, plen); if (r) - return r; + goto err0; while (buf_used < size) { u8 dcs_cmd = first ? 0x2e : 0x3e; @@ -900,7 +906,8 @@ static int taal_memory_read(struct omap_dss_device *dssdev, err: dsi_vc_set_max_rx_packet_size(TCH, 1); - +err0: + dsi_bus_unlock(); return r; } diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c index f01c9ca0fa5..638d8c29e9d 100644 --- a/drivers/video/omap2/dss/dsi.c +++ b/drivers/video/omap2/dss/dsi.c @@ -3584,34 +3584,6 @@ static bool dsi_display_get_mirror(struct omap_dss_device *dssdev) return dssdev->driver->get_mirror(dssdev); } -static int dsi_display_memory_read(struct omap_dss_device *dssdev, - void *buf, size_t size, - u16 x, u16 y, u16 w, u16 h) -{ - int r; - - DSSDBGF(""); - - if (!dssdev->driver->memory_read) - return -EINVAL; - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return -EIO; - - dsi_bus_lock(); - - r = dssdev->driver->memory_read(dssdev, buf, size, - x, y, w, h); - - /* Memory read usually changes the update area. This will - * force the next update to re-set the update area */ - dsi.active_update_region.dirty = true; - - dsi_bus_unlock(); - - return r; -} - void dsi_get_overlay_fifo_thresholds(enum omap_plane plane, u32 fifo_size, enum omap_burst_size *burst_size, u32 *fifo_low, u32 *fifo_high) @@ -3646,8 +3618,6 @@ int dsi_init_display(struct omap_dss_device *dssdev) dssdev->get_mirror = dsi_display_get_mirror; dssdev->set_mirror = dsi_display_set_mirror; - dssdev->memory_read = dsi_display_memory_read; - /* XXX these should be figured out dynamically */ dssdev->caps = OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE | OMAP_DSS_DISPLAY_CAP_TEAR_ELIM; diff --git a/drivers/video/omap2/omapfb/omapfb-ioctl.c b/drivers/video/omap2/omapfb/omapfb-ioctl.c index 6dc9b5c587a..6e0186edc7d 100644 --- a/drivers/video/omap2/omapfb/omapfb-ioctl.c +++ b/drivers/video/omap2/omapfb/omapfb-ioctl.c @@ -374,7 +374,7 @@ static int omapfb_memory_read(struct fb_info *fbi, void *buf; int r; - if (!display || !display->memory_read) + if (!display || !display->driver->memory_read) return -ENOENT; if (!access_ok(VERIFY_WRITE, mr->buffer, mr->buffer_size)) @@ -389,7 +389,7 @@ static int omapfb_memory_read(struct fb_info *fbi, return -ENOMEM; } - r = display->memory_read(display, buf, mr->buffer_size, + r = display->driver->memory_read(display, buf, mr->buffer_size, mr->x, mr->y, mr->w, mr->h); if (r > 0) { |