Hi, On Sat, May 26, 2018 at 08:24:42PM +0300, Laurent Pinchart wrote: > The DSI debugfs regs and irqs show handlers received a pointer to the > DSI private data. There's no need to look it up from the list of DSS > outputs. Use the pointer directly, this allows simplifying the > implementation of the handlers. > > Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com> > ---
Reviewed-by: Sebastian Reichel <sebastian.reic...@collabora.co.uk>
-- Sebastian
> drivers/gpu/drm/omapdrm/dss/dsi.c | 63
> +++++++++------------------------------
> 1 file changed, 14 insertions(+), 49 deletions(-)
>
> diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c
> b/drivers/gpu/drm/omapdrm/dss/dsi.c
> index 4427389e0049..9952803b58d2 100644
> --- a/drivers/gpu/drm/omapdrm/dss/dsi.c
> +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
> @@ -1518,8 +1518,9 @@ void dsi_dump_clocks(struct seq_file *s)
> }
>
> #ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
> -static void dsi_dump_dsi_irqs(struct dsi_data *dsi, struct seq_file *s)
> +static int dsi_dump_dsi_irqs(struct seq_file *s, void *p)
> {
> + struct dsi_data *dsi = p;
> unsigned long flags;
> struct dsi_irq_stats stats;
>
> @@ -1603,33 +1604,20 @@ static void dsi_dump_dsi_irqs(struct dsi_data *dsi,
> struct seq_file *s)
> PIS(ULPSACTIVENOT_ALL0);
> PIS(ULPSACTIVENOT_ALL1);
> #undef PIS
> -}
> -
> -static int dsi1_dump_irqs(struct seq_file *s, void *p)
> -{
> - struct dsi_data *dsi = dsi_get_dsi_from_id(0);
>
> - dsi_dump_dsi_irqs(dsi, s);
> - return 0;
> -}
> -
> -static int dsi2_dump_irqs(struct seq_file *s, void *p)
> -{
> - struct dsi_data *dsi = dsi_get_dsi_from_id(1);
> -
> - dsi_dump_dsi_irqs(dsi, s);
> return 0;
> }
> #endif
>
> -static void dsi_dump_dsi_regs(struct dsi_data *dsi, struct seq_file *s)
> +static int dsi_dump_dsi_regs(struct seq_file *s, void *p)
> {
> -#define DUMPREG(r) seq_printf(s, "%-35s %08x\n", #r, dsi_read_reg(dsi, r))
> + struct dsi_data *dsi = p;
>
> if (dsi_runtime_get(dsi))
> - return;
> + return 0;
> dsi_enable_scp_clk(dsi);
>
> +#define DUMPREG(r) seq_printf(s, "%-35s %08x\n", #r, dsi_read_reg(dsi, r))
> DUMPREG(DSI_REVISION);
> DUMPREG(DSI_SYSCONFIG);
> DUMPREG(DSI_SYSSTATUS);
> @@ -1699,25 +1687,11 @@ static void dsi_dump_dsi_regs(struct dsi_data *dsi,
> struct seq_file *s)
> DUMPREG(DSI_PLL_GO);
> DUMPREG(DSI_PLL_CONFIGURATION1);
> DUMPREG(DSI_PLL_CONFIGURATION2);
> +#undef DUMPREG
>
> dsi_disable_scp_clk(dsi);
> dsi_runtime_put(dsi);
> -#undef DUMPREG
> -}
> -
> -static int dsi1_dump_regs(struct seq_file *s, void *p)
> -{
> - struct dsi_data *dsi = dsi_get_dsi_from_id(0);
>
> - dsi_dump_dsi_regs(dsi, s);
> - return 0;
> -}
> -
> -static int dsi2_dump_regs(struct seq_file *s, void *p)
> -{
> - struct dsi_data *dsi = dsi_get_dsi_from_id(1);
> -
> - dsi_dump_dsi_regs(dsi, s);
> return 0;
> }
>
> @@ -5305,6 +5279,7 @@ static int dsi_bind(struct device *dev, struct device
> *master, void *data)
> struct dsi_data *dsi;
> struct resource *dsi_mem;
> struct resource *res;
> + char name[10];
>
> dsi = devm_kzalloc(dev, sizeof(*dsi), GFP_KERNEL);
> if (!dsi)
> @@ -5443,23 +5418,13 @@ static int dsi_bind(struct device *dev, struct device
> *master, void *data)
>
> dsi_runtime_put(dsi);
>
> - if (dsi->module_id == 0)
> - dsi->debugfs.regs = dss_debugfs_create_file(dss, "dsi1_regs",
> - dsi1_dump_regs,
> - &dsi);
> - else
> - dsi->debugfs.regs = dss_debugfs_create_file(dss, "dsi2_regs",
> - dsi2_dump_regs,
> - &dsi);
> + snprintf(name, sizeof(name), "dsi%u_regs", dsi->module_id + 1);
> + dsi->debugfs.regs = dss_debugfs_create_file(dss, name,
> + dsi_dump_dsi_regs, &dsi);
> #ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
> - if (dsi->module_id == 0)
> - dsi->debugfs.irqs = dss_debugfs_create_file(dss, "dsi1_irqs",
> - dsi1_dump_irqs,
> - &dsi);
> - else
> - dsi->debugfs.irqs = dss_debugfs_create_file(dss, "dsi2_irqs",
> - dsi2_dump_irqs,
> - &dsi);
> + snprintf(name, sizeof(name), "dsi%u_irqs", dsi->module_id + 1);
> + dsi->debugfs.irqs = dss_debugfs_create_file(dss, name,
> + dsi_dump_dsi_irqs, &dsi);
> #endif
>
> return 0;
> --
> Regards,
>
> Laurent Pinchart
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
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