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git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
dmaengine: fsl-edma: clean up unused "fsl,imx8qm-adma" compatible string
The eDMA hardware issue only exist imx8QM A0. A0 never mass production.
So remove the workaround safely.
Signed-off-by: Joy Zou <joy.zou@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20240424064508.1886764-2-joy.zou@nxp.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
authored by
Joy Zou
and committed by
Vinod Koul
77584368
e83cd59d
+4
-22
+4
-12
drivers/dma/fsl-edma-common.c
+4
-12
drivers/dma/fsl-edma-common.c
···
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flags = fsl_edma_drvflags(fsl_chan);
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val = edma_readl_chreg(fsl_chan, ch_sbr);
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-
/* Remote/local swapped wrongly on iMX8 QM Audio edma */
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-
if (flags & FSL_EDMA_DRV_QUIRK_SWAPPED) {
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-
if (!fsl_chan->is_rxchan)
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-
val |= EDMA_V3_CH_SBR_RD;
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-
else
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-
val |= EDMA_V3_CH_SBR_WR;
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-
} else {
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-
if (fsl_chan->is_rxchan)
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val |= EDMA_V3_CH_SBR_RD;
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-
else
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-
val |= EDMA_V3_CH_SBR_WR;
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-
}
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+
if (fsl_chan->is_rxchan)
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+
val |= EDMA_V3_CH_SBR_RD;
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+
else
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+
val |= EDMA_V3_CH_SBR_WR;
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if (fsl_chan->is_remote)
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val &= ~(EDMA_V3_CH_SBR_RD | EDMA_V3_CH_SBR_WR);
-2
drivers/dma/fsl-edma-common.h
-2
drivers/dma/fsl-edma-common.h
···
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#define FSL_EDMA_DRV_HAS_PD BIT(5)
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#define FSL_EDMA_DRV_HAS_CHCLK BIT(6)
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#define FSL_EDMA_DRV_HAS_CHMUX BIT(7)
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-
/* imx8 QM audio edma remote local swapped */
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-
#define FSL_EDMA_DRV_QUIRK_SWAPPED BIT(8)
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/* control and status register is in tcd address space, edma3 reg layout */
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#define FSL_EDMA_DRV_SPLIT_REG BIT(9)
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#define FSL_EDMA_DRV_BUS_8BYTE BIT(10)
-8
drivers/dma/fsl-edma-main.c
-8
drivers/dma/fsl-edma-main.c
···
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.setup_irq = fsl_edma3_irq_init,
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};
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-
static struct fsl_edma_drvdata imx8qm_audio_data = {
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-
.flags = FSL_EDMA_DRV_QUIRK_SWAPPED | FSL_EDMA_DRV_HAS_PD | FSL_EDMA_DRV_EDMA3,
353
-
.chreg_space_sz = 0x10000,
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-
.chreg_off = 0x10000,
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-
.setup_irq = fsl_edma3_irq_init,
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-
};
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-
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static struct fsl_edma_drvdata imx8ulp_data = {
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.flags = FSL_EDMA_DRV_HAS_CHMUX | FSL_EDMA_DRV_HAS_CHCLK | FSL_EDMA_DRV_HAS_DMACLK |
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FSL_EDMA_DRV_EDMA3,
···
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{ .compatible = "fsl,ls1028a-edma", .data = &ls1028a_data},
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{ .compatible = "fsl,imx7ulp-edma", .data = &imx7ulp_data},
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{ .compatible = "fsl,imx8qm-edma", .data = &imx8qm_data},
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-
{ .compatible = "fsl,imx8qm-adma", .data = &imx8qm_audio_data},
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{ .compatible = "fsl,imx8ulp-edma", .data = &imx8ulp_data},
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{ .compatible = "fsl,imx93-edma3", .data = &imx93_data3},
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{ .compatible = "fsl,imx93-edma4", .data = &imx93_data4},