This removes the need to access the global DSS private data in those
functions (both for the current accesses and the future ones that will
be introduced when allocating the DSS device dynamically).
Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/omapdrm/dss/dispc.c | 8 ++++----
drivers/gpu/drm/omapdrm/dss/dpi.c | 14 ++++++++------
drivers/gpu/drm/omapdrm/dss/dss.c | 37 ++++++++++++++++++-------------------
drivers/gpu/drm/omapdrm/dss/dss.h | 10 +++++-----
drivers/gpu/drm/omapdrm/dss/sdi.c | 5 +++--
5 files changed, 38 insertions(+), 36 deletions(-)
diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c
index 723828f97196..7b74c8ee9372 100644
--- a/drivers/gpu/drm/omapdrm/dss/dispc.c
+++ b/drivers/gpu/drm/omapdrm/dss/dispc.c
@@ -3120,7 +3120,7 @@ static unsigned long dispc_fclk_rate(void)
src = dss_get_dispc_clk_source(dispc.dss);
if (src == DSS_CLK_SRC_FCK) {
- r = dss_get_dispc_clk_rate();
+ r = dss_get_dispc_clk_rate(dispc.dss);
} else {
struct dss_pll *pll;
unsigned int clkout_idx;
@@ -3147,7 +3147,7 @@ static unsigned long dispc_mgr_lclk_rate(enum omap_channel channel)
src = dss_get_lcd_clk_source(dispc.dss, channel);
if (src == DSS_CLK_SRC_FCK) {
- r = dss_get_dispc_clk_rate();
+ r = dss_get_dispc_clk_rate(dispc.dss);
} else {
struct dss_pll *pll;
unsigned int clkout_idx;
@@ -3505,7 +3505,7 @@ bool dispc_div_calc(unsigned long dispc_freq,
pckd_hw_min = dispc.feat->min_pcd;
pckd_hw_max = 255;
- lck_max = dss_get_max_fck_rate();
+ lck_max = dss_get_max_fck_rate(dispc.dss);
pck_min = pck_min ? pck_min : 1;
pck_max = pck_max ? pck_max : ULONG_MAX;
@@ -4455,7 +4455,7 @@ static void dispc_errata_i734_wa(void)
/* Set up and enable display manager for LCD1 */
dispc_mgr_setup(OMAP_DSS_CHANNEL_LCD, &i734.mgri);
- dispc_calc_clock_rates(dss_get_dispc_clk_rate(),
+ dispc_calc_clock_rates(dss_get_dispc_clk_rate(dispc.dss),
&lcd_conf.clock_info);
dispc_mgr_set_lcd_config(OMAP_DSS_CHANNEL_LCD, &lcd_conf);
dispc_mgr_set_timings(OMAP_DSS_CHANNEL_LCD, &i734.vm);
diff --git a/drivers/gpu/drm/omapdrm/dss/dpi.c b/drivers/gpu/drm/omapdrm/dss/dpi.c
index 38a4c037783a..b0f890a3c8db 100644
--- a/drivers/gpu/drm/omapdrm/dss/dpi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dpi.c
@@ -209,7 +209,7 @@ static bool dpi_calc_pll_cb(int n, int m, unsigned long fint,
ctx->pll_cinfo.clkdco = clkdco;
return dss_pll_hsdiv_calc_a(ctx->pll, clkdco,
- ctx->pck_min, dss_get_max_fck_rate(),
+ ctx->pck_min, dss_get_max_fck_rate(ctx->pll->dss),
dpi_calc_hsdiv_cb, ctx);
}
@@ -258,7 +258,8 @@ static bool dpi_pll_clk_calc(struct dpi_data *dpi, unsigned long pck,
}
}
-static bool dpi_dss_clk_calc(unsigned long pck, struct dpi_clk_calc_ctx *ctx)
+static bool dpi_dss_clk_calc(struct dpi_data *dpi, unsigned long pck,
+ struct dpi_clk_calc_ctx *ctx)
{
int i;
@@ -279,7 +280,8 @@ static bool dpi_dss_clk_calc(unsigned long pck, struct dpi_clk_calc_ctx *ctx)
ctx->pck_min = 0;
ctx->pck_max = pck + 1000 * i * i * i;
- ok = dss_div_calc(pck, ctx->pck_min, dpi_calc_dss_cb, ctx);
+ ok = dss_div_calc(dpi->dss, pck, ctx->pck_min,
+ dpi_calc_dss_cb, ctx);
if (ok)
return ok;
}
@@ -323,11 +325,11 @@ static int dpi_set_dispc_clk(struct dpi_data *dpi, unsigned long pck_req,
int r;
bool ok;
- ok = dpi_dss_clk_calc(pck_req, &ctx);
+ ok = dpi_dss_clk_calc(dpi, pck_req, &ctx);
if (!ok)
return -EINVAL;
- r = dss_set_fck_rate(ctx.fck);
+ r = dss_set_fck_rate(dpi->dss, ctx.fck);
if (r)
return r;
@@ -532,7 +534,7 @@ static int dpi_check_timings(struct omap_dss_device *dssdev,
fck = ctx.pll_cinfo.clkout[ctx.clkout_idx];
} else {
- ok = dpi_dss_clk_calc(vm->pixelclock, &ctx);
+ ok = dpi_dss_clk_calc(dpi, vm->pixelclock, &ctx);
if (!ok)
return -EINVAL;
diff --git a/drivers/gpu/drm/omapdrm/dss/dss.c b/drivers/gpu/drm/omapdrm/dss/dss.c
index ba7a2bf1ec09..24237ed0557f 100644
--- a/drivers/gpu/drm/omapdrm/dss/dss.c
+++ b/drivers/gpu/drm/omapdrm/dss/dss.c
@@ -634,8 +634,8 @@ enum dss_clk_source dss_get_lcd_clk_source(struct dss_device *dss,
}
}
-bool dss_div_calc(unsigned long pck, unsigned long fck_min,
- dss_div_calc_func func, void *data)
+bool dss_div_calc(struct dss_device *dss, unsigned long pck,
+ unsigned long fck_min, dss_div_calc_func func, void *data)
{
int fckd, fckd_start, fckd_stop;
unsigned long fck;
@@ -644,24 +644,24 @@ bool dss_div_calc(unsigned long pck, unsigned long fck_min,
unsigned long prate;
unsigned int m;
- fck_hw_max = dss.feat->fck_freq_max;
+ fck_hw_max = dss->feat->fck_freq_max;
- if (dss.parent_clk == NULL) {
+ if (dss->parent_clk == NULL) {
unsigned int pckd;
pckd = fck_hw_max / pck;
fck = pck * pckd;
- fck = clk_round_rate(dss.dss_clk, fck);
+ fck = clk_round_rate(dss->dss_clk, fck);
return func(fck, data);
}
- fckd_hw_max = dss.feat->fck_div_max;
+ fckd_hw_max = dss->feat->fck_div_max;
- m = dss.feat->dss_fck_multiplier;
- prate = clk_get_rate(dss.parent_clk);
+ m = dss->feat->dss_fck_multiplier;
+ prate = clk_get_rate(dss->parent_clk);
fck_min = fck_min ? fck_min : 1;
@@ -678,33 +678,32 @@ bool dss_div_calc(unsigned long pck, unsigned long fck_min,
return false;
}
-int dss_set_fck_rate(unsigned long rate)
+int dss_set_fck_rate(struct dss_device *dss, unsigned long rate)
{
int r;
DSSDBG("set fck to %lu\n", rate);
- r = clk_set_rate(dss.dss_clk, rate);
+ r = clk_set_rate(dss->dss_clk, rate);
if (r)
return r;
- dss.dss_clk_rate = clk_get_rate(dss.dss_clk);
+ dss->dss_clk_rate = clk_get_rate(dss->dss_clk);
- WARN_ONCE(dss.dss_clk_rate != rate,
- "clk rate mismatch: %lu != %lu", dss.dss_clk_rate,
- rate);
+ WARN_ONCE(dss->dss_clk_rate != rate, "clk rate mismatch: %lu != %lu",
+ dss->dss_clk_rate, rate);
return 0;
}
-unsigned long dss_get_dispc_clk_rate(void)
+unsigned long dss_get_dispc_clk_rate(struct dss_device *dss)
{
- return dss.dss_clk_rate;
+ return dss->dss_clk_rate;
}
-unsigned long dss_get_max_fck_rate(void)
+unsigned long dss_get_max_fck_rate(struct dss_device *dss)
{
- return dss.feat->fck_freq_max;
+ return dss->feat->fck_freq_max;
}
enum omap_dss_output_id dss_get_supported_outputs(enum omap_channel channel)
@@ -731,7 +730,7 @@ static int dss_setup_default_clock(void)
fck = DIV_ROUND_UP(prate, fck_div) * dss.feat->dss_fck_multiplier;
}
- r = dss_set_fck_rate(fck);
+ r = dss_set_fck_rate(&dss, fck);
if (r)
return r;
diff --git a/drivers/gpu/drm/omapdrm/dss/dss.h b/drivers/gpu/drm/omapdrm/dss/dss.h
index fdb51063c703..cb257ffc8a54 100644
--- a/drivers/gpu/drm/omapdrm/dss/dss.h
+++ b/drivers/gpu/drm/omapdrm/dss/dss.h
@@ -284,8 +284,8 @@ struct dss_device *dss_get_device(struct device *dev);
int dss_runtime_get(struct dss_device *dss);
void dss_runtime_put(struct dss_device *dss);
-unsigned long dss_get_dispc_clk_rate(void);
-unsigned long dss_get_max_fck_rate(void);
+unsigned long dss_get_dispc_clk_rate(struct dss_device *dss);
+unsigned long dss_get_max_fck_rate(struct dss_device *dss);
enum omap_dss_output_id dss_get_supported_outputs(enum omap_channel channel);
int dss_dpi_select_source(struct dss_device *dss, int port,
enum omap_channel channel);
@@ -320,11 +320,11 @@ enum dss_clk_source dss_get_lcd_clk_source(struct dss_device *dss,
void dss_set_venc_output(enum omap_dss_venc_type type);
void dss_set_dac_pwrdn_bgz(bool enable);
-int dss_set_fck_rate(unsigned long rate);
+int dss_set_fck_rate(struct dss_device *dss, unsigned long rate);
typedef bool (*dss_div_calc_func)(unsigned long fck, void *data);
-bool dss_div_calc(unsigned long pck, unsigned long fck_min,
- dss_div_calc_func func, void *data);
+bool dss_div_calc(struct dss_device *dss, unsigned long pck,
+ unsigned long fck_min, dss_div_calc_func func, void *data);
/* SDI */
#ifdef CONFIG_OMAP2_DSS_SDI
diff --git a/drivers/gpu/drm/omapdrm/dss/sdi.c b/drivers/gpu/drm/omapdrm/dss/sdi.c
index 39cb5c8af0dc..ac436826914a 100644
--- a/drivers/gpu/drm/omapdrm/dss/sdi.c
+++ b/drivers/gpu/drm/omapdrm/dss/sdi.c
@@ -101,7 +101,8 @@ static int sdi_calc_clock_div(unsigned long pclk,
ctx.pck_min = 0;
ctx.pck_max = pclk + 1000 * i * i * i;
- ok = dss_div_calc(pclk, ctx.pck_min, dpi_calc_dss_cb, &ctx);
+ ok = dss_div_calc(sdi.dss, pclk, ctx.pck_min,
+ dpi_calc_dss_cb, &ctx);
if (ok) {
*fck = ctx.fck;
*dispc_cinfo = ctx.dispc_cinfo;
@@ -171,7 +172,7 @@ static int sdi_display_enable(struct omap_dss_device *dssdev)
dss_mgr_set_timings(channel, vm);
- r = dss_set_fck_rate(fck);
+ r = dss_set_fck_rate(sdi.dss, fck);
if (r)
goto err_set_dss_clock_div;
--
Regards,
Laurent Pinchart
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