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author | Marcelo Tosatti <mtosatti@redhat.com> | 2012-10-29 19:15:32 -0200 |
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committer | Marcelo Tosatti <mtosatti@redhat.com> | 2012-10-29 19:15:32 -0200 |
commit | 19bf7f8ac3f8131100027281c495dbbe00cd5ae0 (patch) | |
tree | 270b97e3ca47c0f62a1babca2ae37f79a76a309c /sound/soc/omap/mcbsp.c | |
parent | 787c57c0fb393fe8a3974d300ddcfe30373386fe (diff) | |
parent | 35fd3dc58da675d659513384221349ef90749a01 (diff) | |
download | lwn-19bf7f8ac3f8131100027281c495dbbe00cd5ae0.tar.gz lwn-19bf7f8ac3f8131100027281c495dbbe00cd5ae0.zip |
Merge remote-tracking branch 'master' into queue
Merge reason: development work has dependency on kvm patches merged
upstream.
Conflicts:
arch/powerpc/include/asm/Kbuild
arch/powerpc/include/asm/kvm_para.h
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'sound/soc/omap/mcbsp.c')
-rw-r--r-- | sound/soc/omap/mcbsp.c | 54 |
1 files changed, 22 insertions, 32 deletions
diff --git a/sound/soc/omap/mcbsp.c b/sound/soc/omap/mcbsp.c index a681a9a8b846..afb8d4f1bedf 100644 --- a/sound/soc/omap/mcbsp.c +++ b/sound/soc/omap/mcbsp.c @@ -24,6 +24,7 @@ #include <linux/delay.h> #include <linux/io.h> #include <linux/slab.h> +#include <linux/pm_runtime.h> #include <linux/platform_data/asoc-ti-mcbsp.h> @@ -728,50 +729,39 @@ void omap_mcbsp_stop(struct omap_mcbsp *mcbsp, int tx, int rx) int omap2_mcbsp_set_clks_src(struct omap_mcbsp *mcbsp, u8 fck_src_id) { + struct clk *fck_src; const char *src; + int r; if (fck_src_id == MCBSP_CLKS_PAD_SRC) - src = "clks_ext"; + src = "pad_fck"; else if (fck_src_id == MCBSP_CLKS_PRCM_SRC) - src = "clks_fclk"; + src = "prcm_fck"; else return -EINVAL; - if (mcbsp->pdata->set_clk_src) - return mcbsp->pdata->set_clk_src(mcbsp->dev, mcbsp->fclk, src); - else + fck_src = clk_get(mcbsp->dev, src); + if (IS_ERR(fck_src)) { + dev_err(mcbsp->dev, "CLKS: could not clk_get() %s\n", src); return -EINVAL; -} - -int omap_mcbsp_6pin_src_mux(struct omap_mcbsp *mcbsp, u8 mux) -{ - const char *signal, *src; + } - if (!mcbsp->pdata->mux_signal) - return -EINVAL; + pm_runtime_put_sync(mcbsp->dev); - switch (mux) { - case CLKR_SRC_CLKR: - signal = "clkr"; - src = "clkr"; - break; - case CLKR_SRC_CLKX: - signal = "clkr"; - src = "clkx"; - break; - case FSR_SRC_FSR: - signal = "fsr"; - src = "fsr"; - break; - case FSR_SRC_FSX: - signal = "fsr"; - src = "fsx"; - break; - default: - return -EINVAL; + r = clk_set_parent(mcbsp->fclk, fck_src); + if (r) { + dev_err(mcbsp->dev, "CLKS: could not clk_set_parent() to %s\n", + src); + clk_put(fck_src); + return r; } - return mcbsp->pdata->mux_signal(mcbsp->dev, signal, src); + pm_runtime_get_sync(mcbsp->dev); + + clk_put(fck_src); + + return 0; + } #define max_thres(m) (mcbsp->pdata->buffer_size) |