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drm: etnaviv: extract arming of semaphore

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Extract out the arming of a semaphore from the pipe select code.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
This commit is contained in:
Russell King 2016-01-21 15:20:14 +00:00 committed by Lucas Stach
parent 6e138f76b6
commit 18060f4d87
1 changed files with 8 additions and 6 deletions
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14
drivers/gpu/drm/etnaviv/etnaviv_buffer.c
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@ -85,10 +85,16 @@ static inline void CMD_STALL(struct etnaviv_cmdbuf *buffer,
OUT(buffer, VIV_FE_STALL_TOKEN_FROM(from) | VIV_FE_STALL_TOKEN_TO(to));
}
static inline void CMD_SEM(struct etnaviv_cmdbuf *buffer, u32 from, u32 to)
{
CMD_LOAD_STATE(buffer, VIVS_GL_SEMAPHORE_TOKEN,
VIVS_GL_SEMAPHORE_TOKEN_FROM(from) |
VIVS_GL_SEMAPHORE_TOKEN_TO(to));
}
static void etnaviv_cmd_select_pipe(struct etnaviv_cmdbuf *buffer, u8 pipe)
{
u32 flush;
u32 stall;
/*
* This assumes that if we're switching to 2D, we're switching
@ -101,12 +107,8 @@ static void etnaviv_cmd_select_pipe(struct etnaviv_cmdbuf *buffer, u8 pipe)
else
flush = VIVS_GL_FLUSH_CACHE_PE2D;
stall = VIVS_GL_SEMAPHORE_TOKEN_FROM(SYNC_RECIPIENT_FE) |
VIVS_GL_SEMAPHORE_TOKEN_TO(SYNC_RECIPIENT_PE);
CMD_LOAD_STATE(buffer, VIVS_GL_FLUSH_CACHE, flush);
CMD_LOAD_STATE(buffer, VIVS_GL_SEMAPHORE_TOKEN, stall);
CMD_SEM(buffer, SYNC_RECIPIENT_FE, SYNC_RECIPIENT_PE);
CMD_STALL(buffer, SYNC_RECIPIENT_FE, SYNC_RECIPIENT_PE);
CMD_LOAD_STATE(buffer, VIVS_GL_PIPE_SELECT,