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| author |   Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-03-19 09:47:30 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-03-19 09:47:30 +0100 |
| commit | 0d4a42f6bd298e826620585e766a154ab460617a (patch) | |
| tree | 406d8f7778691d858dbe3e48e4bbb10e99c0a58a /drivers/staging/echo/echo.c | |
| parent | drm/i915: allow force wake at init time on VLV v2 (diff) | |
| parent | Linux 3.9-rc3 (diff) | |
| download | linux-dev-0d4a42f6bd298e826620585e766a154ab460617a.tar.xz linux-dev-0d4a42f6bd298e826620585e766a154ab460617a.zip | |
Merge tag 'v3.9-rc3' into drm-intel-next-queued
Backmerge so that I can merge Imre Deak's coalesced sg entries fixes,
which depend upon the new for_each_sg_page introduce in
commit a321e91b6d73ed011ffceed384c40d2785cf723b
Author: Imre Deak <imre.deak@intel.com>
Date: Wed Feb 27 17:02:56 2013 -0800
lib/scatterlist: add simple page iterator
The merge itself is just two trivial conflicts:
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/staging/echo/echo.c')
| -rw-r--r-- | drivers/staging/echo/echo.c | 42 |
1 files changed, 27 insertions, 15 deletions
diff --git a/drivers/staging/echo/echo.c b/drivers/staging/echo/echo.c index ca87ce9874b1..5882139d49af 100644 --- a/drivers/staging/echo/echo.c +++ b/drivers/staging/echo/echo.c @@ -119,7 +119,6 @@ static inline void lms_adapt_bg(struct oslec_state *ec, int clean, int shift) { int i; - int j; int offset1; int offset2; int factor; @@ -142,7 +141,7 @@ static inline void lms_adapt_bg(struct oslec_state *ec, int clean, int shift) /* asm("st:"); */ n = ec->taps; - for (i = 0, j = offset2; i < n; i++, j++) { + for (i = 0; i < n; i++) { exp = *phist++ * factor; ec->fir_taps16[1][i] += (int16_t) ((exp + (1 << 14)) >> 15); } @@ -230,6 +229,7 @@ struct oslec_state *oslec_create(int len, int adaption_mode) { struct oslec_state *ec; int i; + const int16_t *history; ec = kzalloc(sizeof(*ec), GFP_KERNEL); if (!ec) @@ -239,15 +239,22 @@ struct oslec_state *oslec_create(int len, int adaption_mode) ec->log2taps = top_bit(len); ec->curr_pos = ec->taps - 1; - for (i = 0; i < 2; i++) { - ec->fir_taps16[i] = - kcalloc(ec->taps, sizeof(int16_t), GFP_KERNEL); - if (!ec->fir_taps16[i]) - goto error_oom; - } + ec->fir_taps16[0] = + kcalloc(ec->taps, sizeof(int16_t), GFP_KERNEL); + if (!ec->fir_taps16[0]) + goto error_oom_0; + + ec->fir_taps16[1] = + kcalloc(ec->taps, sizeof(int16_t), GFP_KERNEL); + if (!ec->fir_taps16[1]) + goto error_oom_1; - fir16_create(&ec->fir_state, ec->fir_taps16[0], ec->taps); - fir16_create(&ec->fir_state_bg, ec->fir_taps16[1], ec->taps); + history = fir16_create(&ec->fir_state, ec->fir_taps16[0], ec->taps); + if (!history) + goto error_state; + history = fir16_create(&ec->fir_state_bg, ec->fir_taps16[1], ec->taps); + if (!history) + goto error_state_bg; for (i = 0; i < 5; i++) ec->xvtx[i] = ec->yvtx[i] = ec->xvrx[i] = ec->yvrx[i] = 0; @@ -257,7 +264,7 @@ struct oslec_state *oslec_create(int len, int adaption_mode) ec->snapshot = kcalloc(ec->taps, sizeof(int16_t), GFP_KERNEL); if (!ec->snapshot) - goto error_oom; + goto error_snap; ec->cond_met = 0; ec->Pstates = 0; @@ -270,10 +277,15 @@ struct oslec_state *oslec_create(int len, int adaption_mode) return ec; -error_oom: - for (i = 0; i < 2; i++) - kfree(ec->fir_taps16[i]); - +error_snap: + fir16_free(&ec->fir_state_bg); +error_state_bg: + fir16_free(&ec->fir_state); +error_state: + kfree(ec->fir_taps16[1]); +error_oom_1: + kfree(ec->fir_taps16[0]); +error_oom_0: kfree(ec); return NULL; } |