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drm/omap: Factor out common init/cleanup code for output devices

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All the internal encoders share common init and cleanup code. Factor it
out to separate functions.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Tested-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Laurent Pinchart 2018-09-12 19:41:31 +03:00 committed by Tomi Valkeinen
parent 56c9818d5c
commit d17eb4537a
8 changed files with 36 additions and 87 deletions
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17
drivers/gpu/drm/omapdrm/dss/dpi.c
View File

@ -641,19 +641,9 @@ static int dpi_init_output_port(struct dpi_data *dpi, struct device_node *port)
out->ops = &dpi_ops;
out->owner = THIS_MODULE;
out->next = omapdss_of_find_connected_device(out->dev->of_node, 0);
if (IS_ERR(out->next)) {
if (PTR_ERR(out->next) != -EPROBE_DEFER)
dev_err(out->dev, "failed to find video sink\n");
return PTR_ERR(out->next);
}
r = omapdss_output_validate(out);
if (r) {
omapdss_device_put(out->next);
out->next = NULL;
r = omapdss_device_init_output(out);
if (r < 0)
return r;
}
omapdss_device_register(out);
@ -665,9 +655,8 @@ static void dpi_uninit_output_port(struct device_node *port)
struct dpi_data *dpi = port->data;
struct omap_dss_device *out = &dpi->output;
if (out->next)
omapdss_device_put(out->next);
omapdss_device_unregister(out);
omapdss_device_cleanup_output(out);
}
static const struct soc_device_attribute dpi_soc_devices[] = {

17
drivers/gpu/drm/omapdrm/dss/dsi.c
View File

@ -5131,19 +5131,9 @@ static int dsi_init_output(struct dsi_data *dsi)
| DRM_BUS_FLAG_DE_HIGH
| DRM_BUS_FLAG_SYNC_NEGEDGE;
out->next = omapdss_of_find_connected_device(out->dev->of_node, 0);
if (IS_ERR(out->next)) {
if (PTR_ERR(out->next) != -EPROBE_DEFER)
dev_err(out->dev, "failed to find video sink\n");
return PTR_ERR(out->next);
}
r = omapdss_output_validate(out);
if (r) {
omapdss_device_put(out->next);
out->next = NULL;
r = omapdss_device_init_output(out);
if (r < 0)
return r;
}
omapdss_device_register(out);
@ -5154,9 +5144,8 @@ static void dsi_uninit_output(struct dsi_data *dsi)
{
struct omap_dss_device *out = &dsi->output;
if (out->next)
omapdss_device_put(out->next);
omapdss_device_unregister(out);
omapdss_device_cleanup_output(out);
}
static int dsi_probe_of(struct dsi_data *dsi)

17
drivers/gpu/drm/omapdrm/dss/hdmi4.c
View File

@ -687,19 +687,9 @@ static int hdmi4_init_output(struct omap_hdmi *hdmi)
out->of_ports = BIT(0);
out->ops_flags = OMAP_DSS_DEVICE_OP_EDID;
out->next = omapdss_of_find_connected_device(out->dev->of_node, 0);
if (IS_ERR(out->next)) {
if (PTR_ERR(out->next) != -EPROBE_DEFER)
dev_err(out->dev, "failed to find video sink\n");
return PTR_ERR(out->next);
}
r = omapdss_output_validate(out);
if (r) {
omapdss_device_put(out->next);
out->next = NULL;
r = omapdss_device_init_output(out);
if (r < 0)
return r;
}
omapdss_device_register(out);
@ -710,9 +700,8 @@ static void hdmi4_uninit_output(struct omap_hdmi *hdmi)
{
struct omap_dss_device *out = &hdmi->output;
if (out->next)
omapdss_device_put(out->next);
omapdss_device_unregister(out);
omapdss_device_cleanup_output(out);
}
static int hdmi4_probe_of(struct omap_hdmi *hdmi)

17
drivers/gpu/drm/omapdrm/dss/hdmi5.c
View File

@ -671,19 +671,9 @@ static int hdmi5_init_output(struct omap_hdmi *hdmi)
out->of_ports = BIT(0);
out->ops_flags = OMAP_DSS_DEVICE_OP_EDID;
out->next = omapdss_of_find_connected_device(out->dev->of_node, 0);
if (IS_ERR(out->next)) {
if (PTR_ERR(out->next) != -EPROBE_DEFER)
dev_err(out->dev, "failed to find video sink\n");
return PTR_ERR(out->next);
}
r = omapdss_output_validate(out);
if (r) {
omapdss_device_put(out->next);
out->next = NULL;
r = omapdss_device_init_output(out);
if (r < 0)
return r;
}
omapdss_device_register(out);
@ -694,9 +684,8 @@ static void hdmi5_uninit_output(struct omap_hdmi *hdmi)
{
struct omap_dss_device *out = &hdmi->output;
if (out->next)
omapdss_device_put(out->next);
omapdss_device_unregister(out);
omapdss_device_cleanup_output(out);
}
static int hdmi5_probe_of(struct omap_hdmi *hdmi)

3
drivers/gpu/drm/omapdrm/dss/omapdss.h
View File

@ -493,7 +493,8 @@ int omap_dss_get_num_overlays(void);
#define for_each_dss_output(d) \
while ((d = omapdss_device_next_output(d)) != NULL)
struct omap_dss_device *omapdss_device_next_output(struct omap_dss_device *from);
int omapdss_output_validate(struct omap_dss_device *out);
int omapdss_device_init_output(struct omap_dss_device *out);
void omapdss_device_cleanup_output(struct omap_dss_device *out);
typedef void (*omap_dispc_isr_t) (void *arg, u32 mask);
int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask);

18
drivers/gpu/drm/omapdrm/dss/output.c
View File

@ -24,8 +24,15 @@
#include "dss.h"
#include "omapdss.h"
int omapdss_output_validate(struct omap_dss_device *out)
int omapdss_device_init_output(struct omap_dss_device *out)
{
out->next = omapdss_of_find_connected_device(out->dev->of_node, 0);
if (IS_ERR(out->next)) {
if (PTR_ERR(out->next) != -EPROBE_DEFER)
dev_err(out->dev, "failed to find video sink\n");
return PTR_ERR(out->next);
}
if (out->next && out->output_type != out->next->type) {
dev_err(out->dev, "output type and display type don't match\n");
return -EINVAL;
@ -33,7 +40,14 @@ int omapdss_output_validate(struct omap_dss_device *out)
return 0;
}
EXPORT_SYMBOL(omapdss_output_validate);
EXPORT_SYMBOL(omapdss_device_init_output);
void omapdss_device_cleanup_output(struct omap_dss_device *out)
{
if (out->next)
omapdss_device_put(out->next);
}
EXPORT_SYMBOL(omapdss_device_cleanup_output);
int dss_install_mgr_ops(struct dss_device *dss,
const struct dss_mgr_ops *mgr_ops,

17
drivers/gpu/drm/omapdrm/dss/sdi.c
View File

@ -281,19 +281,9 @@ static int sdi_init_output(struct sdi_device *sdi)
out->bus_flags = DRM_BUS_FLAG_PIXDATA_POSEDGE /* 15.5.9.1.2 */
| DRM_BUS_FLAG_SYNC_POSEDGE;
out->next = omapdss_of_find_connected_device(out->dev->of_node, 1);
if (IS_ERR(out->next)) {
if (PTR_ERR(out->next) != -EPROBE_DEFER)
dev_err(out->dev, "failed to find video sink\n");
return PTR_ERR(out->next);
}
r = omapdss_output_validate(out);
if (r) {
omapdss_device_put(out->next);
out->next = NULL;
r = omapdss_device_init_output(out);
if (r < 0)
return r;
}
omapdss_device_register(out);
@ -302,9 +292,8 @@ static int sdi_init_output(struct sdi_device *sdi)
static void sdi_uninit_output(struct sdi_device *sdi)
{
if (sdi->output.next)
omapdss_device_put(sdi->output.next);
omapdss_device_unregister(&sdi->output);
omapdss_device_cleanup_output(&sdi->output);
}
int sdi_init_port(struct dss_device *dss, struct platform_device *pdev,

17
drivers/gpu/drm/omapdrm/dss/venc.c
View File

@ -752,19 +752,9 @@ static int venc_init_output(struct venc_device *venc)
out->owner = THIS_MODULE;
out->of_ports = BIT(0);
out->next = omapdss_of_find_connected_device(out->dev->of_node, 0);
if (IS_ERR(out->next)) {
if (PTR_ERR(out->next) != -EPROBE_DEFER)
dev_err(out->dev, "failed to find video sink\n");
return PTR_ERR(out->next);
}
r = omapdss_output_validate(out);
if (r) {
omapdss_device_put(out->next);
out->next = NULL;
r = omapdss_device_init_output(out);
if (r < 0)
return r;
}
omapdss_device_register(out);
@ -773,9 +763,8 @@ static int venc_init_output(struct venc_device *venc)
static void venc_uninit_output(struct venc_device *venc)
{
if (venc->output.next)
omapdss_device_put(venc->output.next);
omapdss_device_unregister(&venc->output);
omapdss_device_cleanup_output(&venc->output);
}
static int venc_probe_of(struct venc_device *venc)