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authorJagan Teki <jagan@amarulasolutions.com>2021-11-12 09:17:41 +0300
committerRobert Foss <robert.foss@linaro.org>2022-01-14 01:27:50 +0300
commit93e97b05d5816ec96bf209a50023cdf9fa750a55 (patch)
treed835264aecc80ebfe928577143e813b5884b448f /drivers/gpu/drm/bridge
parentd9168aa3291116169b8251e31b034e277b7439ab (diff)
downloadlinux-93e97b05d5816ec96bf209a50023cdf9fa750a55.tar.xz
drm/bridge: dw-mipi-dsi: Switch to atomic operations
Replace atomic version of the enable/disable operations to continue the transition to the atomic API. Also added default drm atomic operations for duplicate, destroy and reset state API's in order to have smooth transition on atomic API's. Tested on Engicam i.Core STM32MP1 SoM. Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> Signed-off-by: Robert Foss <robert.foss@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20211112061741.120898-1-jagan@amarulasolutions.com Reviewed-by: Robert Foss <robert.foss@linaro.org>
Diffstat (limited to 'drivers/gpu/drm/bridge')
-rw-r--r--drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
index 2a58b0b7ace5..11d20b8638cd 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
@@ -871,7 +871,8 @@ static void dw_mipi_dsi_clear_err(struct dw_mipi_dsi *dsi)
dsi_write(dsi, DSI_INT_MSK1, 0);
}
-static void dw_mipi_dsi_bridge_post_disable(struct drm_bridge *bridge)
+static void dw_mipi_dsi_bridge_post_atomic_disable(struct drm_bridge *bridge,
+ struct drm_bridge_state *old_bridge_state)
{
struct dw_mipi_dsi *dsi = bridge_to_dsi(bridge);
const struct dw_mipi_dsi_phy_ops *phy_ops = dsi->plat_data->phy_ops;
@@ -978,7 +979,8 @@ static void dw_mipi_dsi_bridge_mode_set(struct drm_bridge *bridge,
dw_mipi_dsi_mode_set(dsi->slave, adjusted_mode);
}
-static void dw_mipi_dsi_bridge_enable(struct drm_bridge *bridge)
+static void dw_mipi_dsi_bridge_atomic_enable(struct drm_bridge *bridge,
+ struct drm_bridge_state *old_bridge_state)
{
struct dw_mipi_dsi *dsi = bridge_to_dsi(bridge);
@@ -1035,11 +1037,14 @@ static int dw_mipi_dsi_bridge_attach(struct drm_bridge *bridge,
}
static const struct drm_bridge_funcs dw_mipi_dsi_bridge_funcs = {
- .mode_set = dw_mipi_dsi_bridge_mode_set,
- .enable = dw_mipi_dsi_bridge_enable,
- .post_disable = dw_mipi_dsi_bridge_post_disable,
- .mode_valid = dw_mipi_dsi_bridge_mode_valid,
- .attach = dw_mipi_dsi_bridge_attach,
+ .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
+ .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
+ .atomic_reset = drm_atomic_helper_bridge_reset,
+ .atomic_enable = dw_mipi_dsi_bridge_atomic_enable,
+ .atomic_post_disable = dw_mipi_dsi_bridge_post_atomic_disable,
+ .mode_set = dw_mipi_dsi_bridge_mode_set,
+ .mode_valid = dw_mipi_dsi_bridge_mode_valid,
+ .attach = dw_mipi_dsi_bridge_attach,
};
#ifdef CONFIG_DEBUG_FS