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drm/omap: set WB channel-in in wb_setup() 

We need to know the WB channel-in in wb_setup() to be able to configure
WB properly for capture mode. At the moment channel-in is set
separately.

This patch moves channel-in to wb_setup().

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Tomi Valkeinen 2018-01-09 15:36:47 +02:00
parent 9deb5ad3c4
commit 9f7853ae75
2 changed files with 5 additions and 10 deletions
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12
drivers/gpu/drm/omapdrm/dss/dispc.c
View File

@ -1234,14 +1234,6 @@ static enum omap_channel dispc_ovl_get_channel_out(struct dispc_device *dispc,
}
}
void dispc_wb_set_channel_in(struct dispc_device *dispc,
enum dss_writeback_channel channel)
{
enum omap_plane_id plane = OMAP_DSS_WB;
REG_FLD_MOD(dispc, DISPC_OVL_ATTRIBUTES(plane), channel, 18, 16);
}
static void dispc_ovl_set_burst_size(struct dispc_device *dispc,
enum omap_plane_id plane,
enum omap_burst_size burst_size)
@ -2764,7 +2756,8 @@ static int dispc_ovl_setup(struct dispc_device *dispc,
int dispc_wb_setup(struct dispc_device *dispc,
const struct omap_dss_writeback_info *wi,
bool mem_to_mem, const struct videomode *vm)
bool mem_to_mem, const struct videomode *vm,
enum dss_writeback_channel channel_in)
{
int r;
u32 l;
@ -2809,6 +2802,7 @@ int dispc_wb_setup(struct dispc_device *dispc,
/* setup extra DISPC_WB_ATTRIBUTES */
l = dispc_read_reg(dispc, DISPC_OVL_ATTRIBUTES(plane));
l = FLD_MOD(l, truncation, 10, 10); /* TRUNCATIONENABLE */
l = FLD_MOD(l, channel_in, 18, 16); /* CHANNELIN */
l = FLD_MOD(l, mem_to_mem, 19, 19); /* WRITEBACKMODE */
if (mem_to_mem)
l = FLD_MOD(l, 1, 26, 24); /* CAPTUREMODE */

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

@ -455,7 +455,8 @@ void dispc_wb_set_channel_in(struct dispc_device *dispc,
enum dss_writeback_channel channel);
int dispc_wb_setup(struct dispc_device *dispc,
const struct omap_dss_writeback_info *wi,
bool mem_to_mem, const struct videomode *vm);
bool mem_to_mem, const struct videomode *vm,
enum dss_writeback_channel channel_in);
#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
static inline void dss_collect_irq_stats(u32 irqstatus, unsigned int *irq_arr)