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path: root/drivers/media/platform/sti
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Diffstat (limited to 'drivers/media/platform/sti')
-rw-r--r--drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c69
1 files changed, 24 insertions, 45 deletions
diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
index d9d57645e..ca0082b5e 100644
--- a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
+++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
@@ -49,7 +49,7 @@
#define PID_TABLE_SIZE 1024
#define POLL_MSECS 50
-static int load_c8sectpfe_fw_step1(struct c8sectpfei *fei);
+static int load_c8sectpfe_fw(struct c8sectpfei *fei);
#define TS_PKT_SIZE 188
#define HEADER_SIZE (4)
@@ -130,7 +130,7 @@ static void channel_swdemux_tsklet(unsigned long data)
writel(channel->back_buffer_busaddr, channel->irec +
DMA_PRDS_BUSRP_TP(0));
else
- writel(wp, channel->irec + DMA_PRDS_BUSWP_TP(0));
+ writel(wp, channel->irec + DMA_PRDS_BUSRP_TP(0));
}
static int c8sectpfe_start_feed(struct dvb_demux_feed *dvbdmxfeed)
@@ -141,6 +141,7 @@ static int c8sectpfe_start_feed(struct dvb_demux_feed *dvbdmxfeed)
struct channel_info *channel;
u32 tmp;
unsigned long *bitmap;
+ int ret;
switch (dvbdmxfeed->type) {
case DMX_TYPE_TS:
@@ -169,8 +170,9 @@ static int c8sectpfe_start_feed(struct dvb_demux_feed *dvbdmxfeed)
}
if (!atomic_read(&fei->fw_loaded)) {
- dev_err(fei->dev, "%s: c8sectpfe fw not loaded\n", __func__);
- return -EINVAL;
+ ret = load_c8sectpfe_fw(fei);
+ if (ret)
+ return ret;
}
mutex_lock(&fei->lock);
@@ -265,8 +267,9 @@ static int c8sectpfe_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
unsigned long *bitmap;
if (!atomic_read(&fei->fw_loaded)) {
- dev_err(fei->dev, "%s: c8sectpfe fw not loaded\n", __func__);
- return -EINVAL;
+ ret = load_c8sectpfe_fw(fei);
+ if (ret)
+ return ret;
}
mutex_lock(&fei->lock);
@@ -585,7 +588,7 @@ static int configure_memdma_and_inputblock(struct c8sectpfei *fei,
writel(tsin->pid_buffer_busaddr,
fei->io + PIDF_BASE(tsin->tsin_id));
- dev_info(fei->dev, "chan=%d PIDF_BASE=0x%x pid_bus_addr=%pad\n",
+ dev_dbg(fei->dev, "chan=%d PIDF_BASE=0x%x pid_bus_addr=%pad\n",
tsin->tsin_id, readl(fei->io + PIDF_BASE(tsin->tsin_id)),
&tsin->pid_buffer_busaddr);
@@ -880,13 +883,6 @@ static int c8sectpfe_probe(struct platform_device *pdev)
goto err_clk_disable;
}
- /* ensure all other init has been done before requesting firmware */
- ret = load_c8sectpfe_fw_step1(fei);
- if (ret) {
- dev_err(dev, "Couldn't load slim core firmware\n");
- goto err_clk_disable;
- }
-
c8sectpfe_debugfs_init(fei);
return 0;
@@ -1091,15 +1087,14 @@ static void load_dmem_segment(struct c8sectpfei *fei, Elf32_Phdr *phdr,
phdr->p_memsz - phdr->p_filesz);
}
-static int load_slim_core_fw(const struct firmware *fw, void *context)
+static int load_slim_core_fw(const struct firmware *fw, struct c8sectpfei *fei)
{
- struct c8sectpfei *fei = context;
Elf32_Ehdr *ehdr;
Elf32_Phdr *phdr;
u8 __iomem *dst;
int err = 0, i;
- if (!fw || !context)
+ if (!fw || !fei)
return -EINVAL;
ehdr = (Elf32_Ehdr *)fw->data;
@@ -1151,29 +1146,35 @@ static int load_slim_core_fw(const struct firmware *fw, void *context)
return err;
}
-static void load_c8sectpfe_fw_cb(const struct firmware *fw, void *context)
+static int load_c8sectpfe_fw(struct c8sectpfei *fei)
{
- struct c8sectpfei *fei = context;
+ const struct firmware *fw;
int err;
+ dev_info(fei->dev, "Loading firmware: %s\n", FIRMWARE_MEMDMA);
+
+ err = reject_firmware(&fw, FIRMWARE_MEMDMA, fei->dev);
+ if (err)
+ return err;
+
err = c8sectpfe_elf_sanity_check(fei, fw);
if (err) {
dev_err(fei->dev, "c8sectpfe_elf_sanity_check failed err=(%d)\n"
, err);
- goto err;
+ return err;
}
- err = load_slim_core_fw(fw, context);
+ err = load_slim_core_fw(fw, fei);
if (err) {
dev_err(fei->dev, "load_slim_core_fw failed err=(%d)\n", err);
- goto err;
+ return err;
}
/* now the firmware is loaded configure the input blocks */
err = configure_channels(fei);
if (err) {
dev_err(fei->dev, "configure_channels failed err=(%d)\n", err);
- goto err;
+ return err;
}
/*
@@ -1186,28 +1187,6 @@ static void load_c8sectpfe_fw_cb(const struct firmware *fw, void *context)
writel(0x1, fei->io + DMA_CPU_RUN);
atomic_set(&fei->fw_loaded, 1);
-err:
- complete_all(&fei->fw_ack);
-}
-
-static int load_c8sectpfe_fw_step1(struct c8sectpfei *fei)
-{
- int err;
-
- dev_info(fei->dev, "Loading firmware: %s\n", FIRMWARE_MEMDMA);
-
- init_completion(&fei->fw_ack);
- atomic_set(&fei->fw_loaded, 0);
-
- err = reject_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG,
- FIRMWARE_MEMDMA, fei->dev, GFP_KERNEL, fei,
- load_c8sectpfe_fw_cb);
-
- if (err) {
- dev_err(fei->dev, "request_firmware_nowait err: %d.\n", err);
- complete_all(&fei->fw_ack);
- return err;
- }
return 0;
}