From f138e6212427d0ea6283e07b706823b657ddf14f Mon Sep 17 00:00:00 2001 From: Markus Pargmann Date: Mon, 28 Apr 2014 12:54:43 +0200 Subject: ASoC: fsl-ssi: Move debugging to seperate file Move all code that is only used for debugging to a seperate file. This makes it easier to see what functions are used for debugging only. Signed-off-by: Markus Pargmann Tested-By: Michael Grzeschik Signed-off-by: Mark Brown --- sound/soc/fsl/fsl_ssi.c | 241 ++---------------------------------------------- 1 file changed, 7 insertions(+), 234 deletions(-) (limited to 'sound/soc/fsl/fsl_ssi.c') diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c index fadb264e4cbb..344f752e997d 100644 --- a/sound/soc/fsl/fsl_ssi.c +++ b/sound/soc/fsl/fsl_ssi.c @@ -35,7 +35,6 @@ #include #include #include -#include #include #include #include @@ -113,8 +112,6 @@ static inline void write_ssi_mask(u32 __iomem *addr, u32 clear, u32 set) #define FSLSSI_SIER_DBG_TX_FLAGS (CCSR_SSI_SIER_TFE0_EN | \ CCSR_SSI_SIER_TLS_EN | CCSR_SSI_SIER_TFS_EN | \ CCSR_SSI_SIER_TUE0_EN | CCSR_SSI_SIER_TFRC_EN) -#define FSLSSI_SISR_MASK (FSLSSI_SIER_DBG_RX_FLAGS | FSLSSI_SIER_DBG_TX_FLAGS) - enum fsl_ssi_type { FSL_SSI_MCP8610, @@ -177,31 +174,7 @@ struct fsl_ssi_private { /* Register values for rx/tx configuration */ struct fsl_ssi_rxtx_reg_val rxtx_reg_val; - struct { - unsigned int rfrc; - unsigned int tfrc; - unsigned int cmdau; - unsigned int cmddu; - unsigned int rxt; - unsigned int rdr1; - unsigned int rdr0; - unsigned int tde1; - unsigned int tde0; - unsigned int roe1; - unsigned int roe0; - unsigned int tue1; - unsigned int tue0; - unsigned int tfs; - unsigned int rfs; - unsigned int tls; - unsigned int rls; - unsigned int rff1; - unsigned int rff0; - unsigned int tfe1; - unsigned int tfe0; - } stats; - struct dentry *dbg_dir; - struct dentry *dbg_stats; + struct fsl_ssi_dbg dbg_stats; char name[1]; }; @@ -231,7 +204,6 @@ static irqreturn_t fsl_ssi_isr(int irq, void *dev_id) { struct fsl_ssi_private *ssi_private = dev_id; struct ccsr_ssi __iomem *ssi = ssi_private->ssi; - irqreturn_t ret = IRQ_NONE; __be32 sisr; __be32 sisr2; __be32 sisr_write_mask = 0; @@ -258,217 +230,18 @@ static irqreturn_t fsl_ssi_isr(int irq, void *dev_id) were interrupted for. We mask it with the Interrupt Enable register so that we only check for events that we're interested in. */ - sisr = read_ssi(&ssi->sisr) & FSLSSI_SISR_MASK; - - if (sisr & CCSR_SSI_SISR_RFRC) { - ssi_private->stats.rfrc++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_TFRC) { - ssi_private->stats.tfrc++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_CMDAU) { - ssi_private->stats.cmdau++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_CMDDU) { - ssi_private->stats.cmddu++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_RXT) { - ssi_private->stats.rxt++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_RDR1) { - ssi_private->stats.rdr1++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_RDR0) { - ssi_private->stats.rdr0++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_TDE1) { - ssi_private->stats.tde1++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_TDE0) { - ssi_private->stats.tde0++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_ROE1) { - ssi_private->stats.roe1++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_ROE0) { - ssi_private->stats.roe0++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_TUE1) { - ssi_private->stats.tue1++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_TUE0) { - ssi_private->stats.tue0++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_TFS) { - ssi_private->stats.tfs++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_RFS) { - ssi_private->stats.rfs++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_TLS) { - ssi_private->stats.tls++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_RLS) { - ssi_private->stats.rls++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_RFF1) { - ssi_private->stats.rff1++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_RFF0) { - ssi_private->stats.rff0++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_TFE1) { - ssi_private->stats.tfe1++; - ret = IRQ_HANDLED; - } - - if (sisr & CCSR_SSI_SISR_TFE0) { - ssi_private->stats.tfe0++; - ret = IRQ_HANDLED; - } + sisr = read_ssi(&ssi->sisr); sisr2 = sisr & sisr_write_mask; /* Clear the bits that we set */ if (sisr2) write_ssi(sisr2, &ssi->sisr); - return ret; -} - -#if IS_ENABLED(CONFIG_DEBUG_FS) -/* Show the statistics of a flag only if its interrupt is enabled. The - * compiler will optimze this code to a no-op if the interrupt is not - * enabled. - */ -#define SIER_SHOW(flag, name) \ - do { \ - if (FSLSSI_SISR_MASK & CCSR_SSI_SIER_##flag) \ - seq_printf(s, #name "=%u\n", ssi_private->stats.name); \ - } while (0) - - -/** - * fsl_sysfs_ssi_show: display SSI statistics - * - * Display the statistics for the current SSI device. To avoid confusion, - * we only show those counts that are enabled. - */ -static int fsl_ssi_stats_show(struct seq_file *s, void *unused) -{ - struct fsl_ssi_private *ssi_private = s->private; - - SIER_SHOW(RFRC_EN, rfrc); - SIER_SHOW(TFRC_EN, tfrc); - SIER_SHOW(CMDAU_EN, cmdau); - SIER_SHOW(CMDDU_EN, cmddu); - SIER_SHOW(RXT_EN, rxt); - SIER_SHOW(RDR1_EN, rdr1); - SIER_SHOW(RDR0_EN, rdr0); - SIER_SHOW(TDE1_EN, tde1); - SIER_SHOW(TDE0_EN, tde0); - SIER_SHOW(ROE1_EN, roe1); - SIER_SHOW(ROE0_EN, roe0); - SIER_SHOW(TUE1_EN, tue1); - SIER_SHOW(TUE0_EN, tue0); - SIER_SHOW(TFS_EN, tfs); - SIER_SHOW(RFS_EN, rfs); - SIER_SHOW(TLS_EN, tls); - SIER_SHOW(RLS_EN, rls); - SIER_SHOW(RFF1_EN, rff1); - SIER_SHOW(RFF0_EN, rff0); - SIER_SHOW(TFE1_EN, tfe1); - SIER_SHOW(TFE0_EN, tfe0); - - return 0; -} - -static int fsl_ssi_stats_open(struct inode *inode, struct file *file) -{ - return single_open(file, fsl_ssi_stats_show, inode->i_private); -} - -static const struct file_operations fsl_ssi_stats_ops = { - .open = fsl_ssi_stats_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static int fsl_ssi_debugfs_create(struct fsl_ssi_private *ssi_private, - struct device *dev) -{ - ssi_private->dbg_dir = debugfs_create_dir(dev_name(dev), NULL); - if (!ssi_private->dbg_dir) - return -ENOMEM; - - ssi_private->dbg_stats = debugfs_create_file("stats", S_IRUGO, - ssi_private->dbg_dir, ssi_private, &fsl_ssi_stats_ops); - if (!ssi_private->dbg_stats) { - debugfs_remove(ssi_private->dbg_dir); - return -ENOMEM; - } - - return 0; -} - -static void fsl_ssi_debugfs_remove(struct fsl_ssi_private *ssi_private) -{ - debugfs_remove(ssi_private->dbg_stats); - debugfs_remove(ssi_private->dbg_dir); -} - -#else - -static int fsl_ssi_debugfs_create(struct fsl_ssi_private *ssi_private, - struct device *dev) -{ - return 0; -} + fsl_ssi_dbg_isr(&ssi_private->dbg_stats, sisr); -static void fsl_ssi_debugfs_remove(struct fsl_ssi_private *ssi_private) -{ + return IRQ_HANDLED; } -#endif /* IS_ENABLED(CONFIG_DEBUG_FS) */ - /* * Enable/Disable all rx/tx config flags at once. */ @@ -1452,7 +1225,7 @@ static int fsl_ssi_probe(struct platform_device *pdev) goto error_dev; } - ret = fsl_ssi_debugfs_create(ssi_private, &pdev->dev); + ret = fsl_ssi_debugfs_create(&ssi_private->dbg_stats, &pdev->dev); if (ret) goto error_dbgfs; @@ -1522,7 +1295,7 @@ error_dai: imx_pcm_fiq_exit(pdev); error_pcm: - fsl_ssi_debugfs_remove(ssi_private); + fsl_ssi_debugfs_remove(&ssi_private->dbg_stats); error_dbgfs: snd_soc_unregister_component(&pdev->dev); @@ -1548,7 +1321,7 @@ static int fsl_ssi_remove(struct platform_device *pdev) { struct fsl_ssi_private *ssi_private = dev_get_drvdata(&pdev->dev); - fsl_ssi_debugfs_remove(ssi_private); + fsl_ssi_debugfs_remove(&ssi_private->dbg_stats); if (!ssi_private->new_binding) platform_device_unregister(ssi_private->pdev); -- cgit v1.2.3-55-g7522